- Rik van Riel: free up swap cache on swapin when swap is full..
- Robert Love: merge emu10k sound driver. This one is better ("Yeah,
you actually get sound out of it")
- Jeremy Linton: swapin/swapoff race condition fix
VERSION = 2
PATCHLEVEL = 4
SUBLEVEL = 8
-EXTRAVERSION =-pre8
+EXTRAVERSION =
KERNELRELEASE=$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
subdir-$(CONFIG_SOUND_CS4281) += cs4281
ifeq ($(CONFIG_SOUND_EMU10K1),y)
- obj-y += emu10k1/emu10k1.o
+ obj-y += ac97_codec.o emu10k1/emu10k1.o
endif
ifeq ($(CONFIG_SOUND_CS4281),y)
#include <linux/types.h>
-/* ------------------- DEFINES -------------------- */
-
-#define CMD_WRITEFN0 0x0
-#define CMD_READFN0 0x1
-#define CMD_WRITEPTR 0x2
-#define CMD_READPTR 0x3
-#define CMD_SETRECSRC 0x4
-#define CMD_GETRECSRC 0x5
-#define CMD_GETVOICEPARAM 0x6
-#define CMD_SETVOICEPARAM 0x7
-
-struct mixer_private_ioctl {
- u32 cmd;
- u32 val[10];
-};
-
/************************************************************************************************/
/* PCI function 0 registers, address = <val> + PCIBASE0 */
/************************************************************************************************/
#define HCFG_CODECFORMAT_I2S 0x00010000 /* I2S CODEC format -- Secondary (Rear) Output */
#define HCFG_GPINPUT0 0x00004000 /* External pin112 */
#define HCFG_GPINPUT1 0x00002000 /* External pin110 */
+
#define HCFG_GPOUTPUT_MASK 0x00001c00 /* External pins which may be controlled */
+#define HCFG_GPOUT0 0x00001000 /* set to enable digital out on 5.1 cards */
+
#define HCFG_JOYENABLE 0x00000200 /* Internal joystick enable */
#define HCFG_PHASETRACKENABLE 0x00000100 /* Phase tracking enable */
/* 1 = Force all 3 async digital inputs to use */
#define AC97ADDRESS_READY 0x80 /* Read-only bit, reflects CODEC READY signal */
#define AC97ADDRESS_ADDRESS 0x7f /* Address of indexed AC97 register */
-/************************************************************************************************/
-/* PCI function 1 registers, address = <val> + PCIBASE1 */
-/************************************************************************************************/
-
-#define JOYSTICK1 0x00 /* Analog joystick port register */
-#define JOYSTICK2 0x01 /* Analog joystick port register */
-#define JOYSTICK3 0x02 /* Analog joystick port register */
-#define JOYSTICK4 0x03 /* Analog joystick port register */
-#define JOYSTICK5 0x04 /* Analog joystick port register */
-#define JOYSTICK6 0x05 /* Analog joystick port register */
-#define JOYSTICK7 0x06 /* Analog joystick port register */
-#define JOYSTICK8 0x07 /* Analog joystick port register */
-
-/* When writing, any write causes JOYSTICK_COMPARATOR output enable to be pulsed on write. */
-/* When reading, use these bitfields: */
-#define JOYSTICK_BUTTONS 0x0f /* Joystick button data */
-#define JOYSTICK_COMPARATOR 0xf0 /* Joystick comparator data */
-
-
-/********************************************************************************************************/
-/* AC97 pointer-offset register set, accessed through the AC97ADDRESS and AC97DATA registers */
-/********************************************************************************************************/
-
-#define AC97_RESET 0x00
-#define AC97_MASTERVOLUME 0x02 /* Master volume */
-#define AC97_HEADPHONEVOLUME 0x04 /* Headphone volume */
-#define AC97_MASTERVOLUMEMONO 0x06 /* Mast volume mono */
-#define AC97_MASTERTONE 0x08
-#define AC97_PCBEEPVOLUME 0x0a /* PC speaker system beep volume */
-#define AC97_PHONEVOLUME 0x0c
-#define AC97_MICVOLUME 0x0e
-#define AC97_LINEINVOLUME 0x10
-#define AC97_CDVOLUME 0x12
-#define AC97_VIDEOVOLUME 0x14
-#define AC97_AUXVOLUME 0x16
-#define AC97_PCMOUTVOLUME 0x18
-#define AC97_RECORDSELECT 0x1a
-#define AC97_RECORDGAIN 0x1c
-#define AC97_RECORDGAINMIC 0x1e
-#define AC97_GENERALPURPOSE 0x20
-#define AC97_3DCONTROL 0x22
-#define AC97_MODEMRATE 0x24
-#define AC97_POWERDOWN 0x26
-#define AC97_VENDORID1 0x7c
-#define AC97_VENDORID2 0x7e
-#define AC97_ZVIDEOVOLUME 0xec
-#define AC97_AC3VOLUME 0xed
-
/********************************************************************************************************/
/* Emu10k1 pointer-offset register set, accessed through the PTR and DATA registers */
/********************************************************************************************************/
#define DBG 0x52 /* DO NOT PROGRAM THIS REGISTER!!! MAY DESTROY CHIP */
+/* definitions for debug register - taken from the alsa drivers */
+#define DBG_ZC 0x80000000 /* zero tram counter */
+#define DBG_SATURATION_OCCURED 0x02000000 /* saturation control */
+#define DBG_SATURATION_ADDR 0x01ff0000 /* saturation address */
+#define DBG_SINGLE_STEP 0x00008000 /* single step mode */
+#define DBG_STEP 0x00004000 /* start single step */
+#define DBG_CONDITION_CODE 0x00003e00 /* condition code */
+#define DBG_SINGLE_STEP_ADDR 0x000001ff /* single step address */
+
+
#define REG53 0x53 /* DO NOT PROGRAM THIS REGISTER!!! MAY DESTROY CHIP */
#define SPCS0 0x54 /* SPDIF output Channel Status 0 register */
#define SPBYPASS 0x5e /* SPDIF BYPASS mode register */
#define SPBYPASS_ENABLE 0x00000001 /* Enable SPDIF bypass mode */
+#define AC97SLOT 0x5f /* additional AC97 slots enable bits */
+#define AC97SLOT_CNTR 0x10 /* Center enable */
+#define AC97SLOT_LFE 0x20 /* LFE enable */
+
#define CDSRCS 0x60 /* CD-ROM Sample Rate Converter status register */
#define GPSRCS 0x61 /* General Purpose SPDIF sample rate cvt status */
O_TARGET := emu10k1.o
obj-y := audio.o cardmi.o cardmo.o cardwi.o cardwo.o ecard.o \
- emuadxmg.o hwaccess.o irqmgr.o main.o midi.o mixer.o \
- recmgr.o timer.o voicemgr.o
+ efxmgr.o emuadxmg.o hwaccess.o irqmgr.o joystick.o \
+ main.o midi.o mixer.o passthrough.o recmgr.o timer.o \
+ voicemgr.o
obj-m := $(O_TARGET)
ifdef DEBUG
#include "recmgr.h"
#include "irqmgr.h"
#include "audio.h"
+#include "8010.h"
+#include "passthrough.h"
static void calculate_ofrag(struct woinst *);
static void calculate_ifrag(struct wiinst *);
return -ENXIO;
}
+ if (woinst->format.passthrough) {
+ int r;
+
+ woinst->buffer.ossfragshift = PT_BLOCKSIZE_LOG2;
+ woinst->buffer.numfrags = PT_BLOCKCOUNT;
+ calculate_ofrag(woinst);
+
+ r = emu10k1_pt_write(file, buffer, count);
+ spin_unlock_irqrestore(&woinst->lock, flags);
+ return r;
+ }
+
if (woinst->state == WAVE_STATE_CLOSED) {
calculate_ofrag(woinst);
spin_unlock_irqrestore(&woinst->lock, flags);
ret = 0;
+ if (count % woinst->format.bytespersample)
+ return -EINVAL;
+
+ count /= woinst->num_voices;
+
while (count > 0) {
u32 bytestocopy;
emu10k1_waveout_xferdata(woinst, (u8 *) buffer, &bytestocopy);
count -= bytestocopy;
- buffer += bytestocopy;
- ret += bytestocopy;
+ buffer += bytestocopy * woinst->num_voices;
+ ret += bytestocopy * woinst->num_voices;
spin_lock_irqsave(&woinst->lock, flags);
woinst->total_copied += bytestocopy;
spin_lock_irqsave(&woinst->lock, flags);
if (woinst->state & WAVE_STATE_OPEN) {
- if (woinst->mmapped) {
- int i;
-
- /* Undo marking the pages as reserved */
- for (i = 0; i < woinst->buffer.pages; i++)
- mem_map_unreserve(virt_to_page(woinst->buffer.addr[i]));
- }
-
emu10k1_waveout_close(wave_dev);
}
if (file->f_mode & FMODE_READ) {
spin_lock_irqsave(&wiinst->lock, flags);
- if (wiinst->state & WAVE_STATE_OPEN)
+ if (wiinst->state & WAVE_STATE_OPEN) {
emu10k1_wavein_close(wave_dev);
+ }
wiinst->mmapped = 0;
wiinst->total_recorded = 0;
interruptible_sleep_on(&woinst->wait_queue);
spin_lock_irqsave(&woinst->lock, flags);
}
-
- if (woinst->mmapped) {
- int i;
-
- /* Undo marking the pages as reserved */
- for (i = 0; i < woinst->buffer.pages; i++)
- mem_map_unreserve(virt_to_page(woinst->buffer.addr[i]));
- }
-
emu10k1_waveout_close(wave_dev);
}
if (file->f_mode & FMODE_READ) {
spin_lock_irqsave(&wiinst->lock, flags);
- if (wiinst->state & WAVE_STATE_OPEN)
+ if (wiinst->state & WAVE_STATE_OPEN) {
emu10k1_wavein_close(wave_dev);
+ }
wiinst->mmapped = 0;
wiinst->total_recorded = 0;
spin_unlock_irqrestore(&wiinst->lock, flags);
return -EINVAL;
}
-
val = wiinst->format.channels;
spin_unlock_irqrestore(&wiinst->lock, flags);
if (file->f_mode & FMODE_READ)
val = AFMT_S16_LE;
- else if (file->f_mode & FMODE_WRITE)
+ else if (file->f_mode & FMODE_WRITE) {
val = AFMT_S16_LE | AFMT_U8;
-
+ if (emu10k1_find_control_gpr(&wave_dev->card->mgr,
+ wave_dev->card->pt.patch_name,
+ wave_dev->card->pt.enable_gpr_name) >= 0)
+ val |= AFMT_AC3;
+ }
return put_user(val, (int *) arg);
case SNDCTL_DSP_SETFMT: /* Same as SNDCTL_DSP_SAMPLESIZE */
spin_lock_irqsave(&wiinst->lock, flags);
format = wiinst->format;
- format.bitsperchannel = val;
+ format.id = val;
if (emu10k1_wavein_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&wiinst->lock, flags);
return -EINVAL;
}
- val = wiinst->format.bitsperchannel;
+ val = wiinst->format.id;
spin_unlock_irqrestore(&wiinst->lock, flags);
- DPD(2, "set recording sample size -> %d\n", val);
+ DPD(2, "set recording format -> %d\n", val);
}
if (file->f_mode & FMODE_WRITE) {
spin_lock_irqsave(&woinst->lock, flags);
format = woinst->format;
- format.bitsperchannel = val;
+ format.id = val;
if (emu10k1_waveout_setformat(wave_dev, &format) < 0) {
spin_unlock_irqrestore(&woinst->lock, flags);
return -EINVAL;
}
- val = woinst->format.bitsperchannel;
+ val = woinst->format.id;
spin_unlock_irqrestore(&woinst->lock, flags);
- DPD(2, "set playback sample size -> %d\n", val);
+ DPD(2, "set playback format -> %d\n", val);
}
- return put_user((val == 16) ? AFMT_S16_LE : AFMT_U8, (int *) arg);
+ return put_user(val, (int *) arg);
} else {
if (file->f_mode & FMODE_READ)
- val = wiinst->format.bitsperchannel;
+ val = wiinst->format.id;
else if (file->f_mode & FMODE_WRITE)
- val = woinst->format.bitsperchannel;
+ val = woinst->format.id;
- return put_user((val == 16) ? AFMT_S16_LE : AFMT_U8, (int *) arg);
+ return put_user(val, (int *) arg);
}
break;
else if (file->f_mode & FMODE_WRITE)
val = woinst->format.bitsperchannel;
- return put_user((val == 16) ? AFMT_S16_LE : AFMT_U8, (int *) arg);
+ return put_user(val, (int *) arg);
case SOUND_PCM_READ_RATE:
}
spin_unlock_irqrestore(&woinst->lock, flags);
- info.fragstotal = woinst->buffer.numfrags;
- info.fragments = info.bytes / woinst->buffer.fragment_size;
- info.fragsize = woinst->buffer.fragment_size;
+ info.bytes *= woinst->num_voices;
+ info.fragsize = woinst->buffer.fragment_size * woinst->num_voices;
+ info.fragstotal = woinst->buffer.numfrags * woinst->num_voices;
+ info.fragments = info.bytes / info.fragsize;
if (copy_to_user((int *) arg, &info, sizeof(info)))
return -EFAULT;
} else
val = 0;
+ val *= woinst->num_voices;
spin_unlock_irqrestore(&woinst->lock, flags);
return put_user(val, (int *) arg);
cinfo.blocks = 0;
}
+ if(wiinst->mmapped)
+ wiinst->buffer.bytestocopy %= wiinst->buffer.fragment_size;
+
spin_unlock_irqrestore(&wiinst->lock, flags);
if (copy_to_user((void *) arg, &cinfo, sizeof(cinfo)))
spin_lock_irqsave(&woinst->lock, flags);
- if (woinst->state & WAVE_STATE_OPEN) {
- emu10k1_waveout_update(woinst);
+ if (woinst->state & WAVE_STATE_OPEN ||
+ (woinst->format.passthrough && wave_dev->card->pt.state)) {
+ int num_fragments;
+ if (woinst->format.passthrough) {
+ emu10k1_pt_waveout_update(wave_dev);
+ cinfo.bytes = woinst->total_played;
+ } else {
+ emu10k1_waveout_update(woinst);
+ cinfo.bytes = woinst->total_played;
+ }
cinfo.ptr = woinst->buffer.hw_pos;
- cinfo.bytes = cinfo.ptr + woinst->total_played - woinst->total_played % woinst->buffer.size;
- cinfo.blocks = cinfo.bytes / woinst->buffer.fragment_size - woinst->blocks;
- woinst->blocks = cinfo.bytes / woinst->buffer.fragment_size;
+ num_fragments = cinfo.bytes / woinst->buffer.fragment_size;
+ cinfo.blocks = num_fragments - woinst->blocks;
+ woinst->blocks = num_fragments;
+
+ cinfo.bytes *= woinst->num_voices;
+ cinfo.ptr *= woinst->num_voices;
} else {
cinfo.ptr = 0;
cinfo.bytes = 0;
cinfo.blocks = 0;
}
- if(woinst->mmapped)
- woinst->buffer.bytestocopy %= woinst->buffer.fragment_size;
+
+ if (woinst->mmapped)
+ woinst->buffer.free_bytes %= woinst->buffer.fragment_size;
spin_unlock_irqrestore(&woinst->lock, flags);
spin_lock_irqsave(&woinst->lock, flags);
calculate_ofrag(woinst);
- val = woinst->buffer.fragment_size;
+ val = woinst->buffer.fragment_size * woinst->num_voices;
spin_unlock_irqrestore(&woinst->lock, flags);
}
if (get_user(val, (int *) arg))
return -EFAULT;
- DPD(2, "val is 0x%x\n", val);
+ DPD(2, "val is %#x\n", val);
if (val == 0)
return -EIO;
if (file->f_mode & FMODE_WRITE) {
- if (woinst->state & WAVE_STATE_OPEN)
+ /* digital pass-through fragment count and size are fixed values */
+ if (woinst->state & WAVE_STATE_OPEN || woinst->format.passthrough)
return -EINVAL; /* too late to change */
woinst->buffer.ossfragshift = val & 0xffff;
{
copr_buffer *buf;
u32 i;
- int ret = -EFAULT;
- DPF(2, "SNDCTL_COPR_LOAD:\n");
-
+ DPF(4, "SNDCTL_COPR_LOAD:\n");
+
buf = kmalloc(sizeof(copr_buffer), GFP_KERNEL);
- if(buf == NULL)
+ if (!buf)
return -ENOMEM;
- if (copy_from_user(buf, (copr_buffer *) arg, sizeof(buf)))
- goto fail;
-
- if ((buf->command != 1) && (buf->command != 2))
- {
- ret = -EINVAL;
- goto fail;
+ if (copy_from_user(buf, (copr_buffer *) arg, sizeof(copr_buffer))) {
+ kfree (buf);
+ return -EFAULT;
}
- if ((buf->offs < 0x100)
- || (buf->offs < 0x000)
- || (buf->offs + buf->len > 0x800) || (buf->len > 1000))
- {
- ret = -EINVAL;
- goto fail;
+ if ((buf->command != CMD_READ) && (buf->command != CMD_WRITE)) {
+ kfree (buf);
+ return -EINVAL;
+ }
+#ifdef DBGEMU
+ if ( (buf->offs < 0) || (buf->offs + buf->len > 0x800) || (buf->len > 1000)) {
+#else
+ if ( ((buf->offs < 0x100 ) || (buf->offs + buf->len > 0x800) || (buf->len > 1000))
+ && !( ( buf->offs == DBG) && (buf->len ==1) )){
+#endif
+ kfree(buf);
+ return -EINVAL;
}
- if (buf->command == 1) {
+
+ if (buf->command == CMD_READ) {
for (i = 0; i < buf->len; i++)
((u32 *) buf->data)[i] = sblive_readptr(wave_dev->card, buf->offs + i, 0);
- if (copy_to_user((copr_buffer *) arg, buf, sizeof(buf)))
- goto fail;
+ if (copy_to_user((copr_buffer *) arg, buf, sizeof(copr_buffer))) {
+ kfree(buf);
+ return -EFAULT;
+ }
} else {
for (i = 0; i < buf->len; i++)
sblive_writeptr(wave_dev->card, buf->offs + i, 0, ((u32 *) buf->data)[i]);
}
- ret = 0;
- fail:
- kfree(buf);
- return ret;
+
+ kfree (buf);
+ break;
}
default: /* Default is unrecognized command */
- DPD(2, "default: 0x%x\n", cmd);
+ DPD(2, "default: %#x\n", cmd);
return -EINVAL;
}
return 0;
}
+static struct page *emu10k1_mm_nopage (struct vm_area_struct * vma, unsigned long address, int write_access)
+{
+ struct emu10k1_wavedevice *wave_dev = vma->vm_private_data;
+ struct woinst *woinst = wave_dev->woinst;
+ struct wiinst *wiinst = wave_dev->wiinst;
+ struct page *dmapage;
+ unsigned long pgoff;
+ int rd, wr;
+
+ if (address > vma->vm_end) {
+ DPF(2, "EXIT, returning NOPAGE_SIGBUS\n");
+ return NOPAGE_SIGBUS; /* Disallow mremap */
+ }
+
+ pgoff = vma->vm_pgoff + ((address - vma->vm_start) >> PAGE_SHIFT);
+ if (woinst != NULL)
+ wr = woinst->mmapped;
+ else
+ wr = 0;
+
+ if (wiinst != NULL)
+ rd = wiinst->mmapped;
+ else
+ rd = 0;
+
+ /* if full-duplex (read+write) and we have two sets of bufs,
+ * then the playback buffers come first, sez soundcard.c */
+ if (wr) {
+ if (pgoff >= woinst->buffer.pages) {
+ pgoff -= woinst->buffer.pages;
+ dmapage = virt_to_page ((u8 *) wiinst->buffer.addr + pgoff * PAGE_SIZE);
+ } else
+ dmapage = virt_to_page (woinst->buffer.mem[0].addr[pgoff]);
+ } else {
+ dmapage = virt_to_page ((u8 *) wiinst->buffer.addr + pgoff * PAGE_SIZE);
+ }
+
+ get_page (dmapage);
+ return dmapage;
+}
+
+struct vm_operations_struct emu10k1_mm_ops = {
+ nopage: emu10k1_mm_nopage,
+};
+
static int emu10k1_audio_mmap(struct file *file, struct vm_area_struct *vma)
{
struct emu10k1_wavedevice *wave_dev = (struct emu10k1_wavedevice *) file->private_data;
+ unsigned long maxsize, size, offset, pgoffset;
+ struct woinst *woinst = NULL;
+ struct wiinst *wiinst = NULL;
+ unsigned long flags;
DPF(2, "emu10k1_audio_mmap()\n");
- if (vma_get_pgoff(vma) != 0)
- return -ENXIO;
-
- lock_kernel();
-
+ maxsize = 0;
if (vma->vm_flags & VM_WRITE) {
- struct woinst *woinst = wave_dev->woinst;
- u32 size;
- unsigned long flags;
- int i;
+ woinst = wave_dev->woinst;
spin_lock_irqsave(&woinst->lock, flags);
+ /* No m'mapping possible for multichannel */
+ if (woinst->num_voices > 1) {
+ spin_unlock_irqrestore(&woinst->lock, flags);
+ return -EINVAL;
+ }
+
if (woinst->state == WAVE_STATE_CLOSED) {
calculate_ofrag(woinst);
if (emu10k1_waveout_open(wave_dev) < 0) {
spin_unlock_irqrestore(&woinst->lock, flags);
ERROR();
- unlock_kernel();
return -EINVAL;
}
-
- /* Now mark the pages as reserved, otherwise remap_page_range doesn't do what we want */
- for (i = 0; i < woinst->buffer.pages; i++)
- mem_map_reserve(virt_to_page(woinst->buffer.addr[i]));
- }
-
- size = vma->vm_end - vma->vm_start;
-
- if (size > (PAGE_SIZE * woinst->buffer.pages)) {
- spin_unlock_irqrestore(&woinst->lock, flags);
- unlock_kernel();
- return -EINVAL;
- }
-
- for (i = 0; i < woinst->buffer.pages; i++) {
- if (remap_page_range(vma->vm_start + (i * PAGE_SIZE), virt_to_phys(woinst->buffer.addr[i]), PAGE_SIZE, vma->vm_page_prot)) {
- spin_unlock_irqrestore(&woinst->lock, flags);
- unlock_kernel();
- return -EAGAIN;
- }
}
woinst->mmapped = 1;
-
+ maxsize += woinst->buffer.pages * PAGE_SIZE;
spin_unlock_irqrestore(&woinst->lock, flags);
}
if (vma->vm_flags & VM_READ) {
- struct wiinst *wiinst = wave_dev->wiinst;
- unsigned long flags;
+ wiinst = wave_dev->wiinst;
spin_lock_irqsave(&wiinst->lock, flags);
+ if (wiinst->state == WAVE_STATE_CLOSED) {
+ calculate_ifrag(wiinst);
+
+ if (emu10k1_wavein_open(wave_dev) < 0) {
+ spin_unlock_irqrestore(&wiinst->lock, flags);
+ ERROR();
+ return -EINVAL;
+ }
+ }
+
wiinst->mmapped = 1;
+ maxsize += wiinst->buffer.pages * PAGE_SIZE;
spin_unlock_irqrestore(&wiinst->lock, flags);
}
- unlock_kernel();
+ size = vma->vm_end - vma->vm_start;
+ pgoffset = vma->vm_pgoff;
+ offset = pgoffset << PAGE_SHIFT;
+ if (offset + size > maxsize)
+ return -EINVAL;
+
+ vma->vm_flags |= VM_RESERVED;
+ vma->vm_ops = &emu10k1_mm_ops;
+ vma->vm_private_data = wave_dev;
+
return 0;
}
static int emu10k1_audio_open(struct inode *inode, struct file *file)
{
int minor = MINOR(inode->i_rdev);
- struct emu10k1_card *card=NULL;
+ struct emu10k1_card *card = NULL;
struct list_head *entry;
struct emu10k1_wavedevice *wave_dev;
list_for_each(entry, &emu10k1_devs) {
card = list_entry(entry, struct emu10k1_card, list);
- if (!((card->audio_num ^ minor) & ~0xf) || !((card->audio1_num ^ minor) & ~0xf))
- break;
+ if (!((card->audio_dev ^ minor) & ~0xf) || !((card->audio_dev1 ^ minor) & ~0xf))
+ goto match;
}
- if (entry == &emu10k1_devs)
- return -ENODEV;
+ return -ENODEV;
+
+match:
- if ((wave_dev = (struct emu10k1_wavedevice *)
- kmalloc(sizeof(struct emu10k1_wavedevice), GFP_KERNEL)) == NULL) {
+ wave_dev = (struct emu10k1_wavedevice *) kmalloc(sizeof(struct emu10k1_wavedevice), GFP_KERNEL);
+
+ if (wave_dev == NULL) {
ERROR();
- return -EINVAL;
+ return -ENOMEM;
}
wave_dev->card = card;
switch (wiinst->recsrc) {
case WAVERECORD_AC97:
+ wiinst->format.id = AFMT_S16_LE;
wiinst->format.samplingrate = 8000;
wiinst->format.bitsperchannel = 16;
wiinst->format.channels = 1;
break;
case WAVERECORD_MIC:
+ wiinst->format.id = AFMT_S16_LE;
wiinst->format.samplingrate = 8000;
wiinst->format.bitsperchannel = 16;
wiinst->format.channels = 1;
break;
case WAVERECORD_FX:
+ wiinst->format.id = AFMT_S16_LE;
wiinst->format.samplingrate = 48000;
wiinst->format.bitsperchannel = 16;
wiinst->format.channels = hweight32(wiinst->fxwc);
if (file->f_mode & FMODE_WRITE) {
struct woinst *woinst;
+ int i;
if ((woinst = (struct woinst *) kmalloc(sizeof(struct woinst), GFP_KERNEL)) == NULL) {
ERROR();
if (wave_dev->wiinst != NULL) {
woinst->format = wave_dev->wiinst->format;
} else {
+ woinst->format.id = AFMT_U8;
woinst->format.samplingrate = 8000;
woinst->format.bitsperchannel = 8;
woinst->format.channels = 1;
woinst->buffer.fragment_size = 0;
woinst->buffer.ossfragshift = 0;
woinst->buffer.numfrags = 0;
- woinst->device = (card->audio1_num == minor);
+ woinst->device = (card->audio_dev1 == minor);
+ woinst->timer.state = TIMER_STATE_UNINSTALLED;
+ woinst->num_voices = 1;
+ for (i = 0; i < WAVEOUT_MAXVOICES; i++) {
+ woinst->voice[i].usage = VOICE_USAGE_FREE;
+ woinst->buffer.mem[i].emupageindex = -1;
+ }
init_waitqueue_head(&woinst->wait_queue);
wave_dev->woinst = woinst;
emu10k1_waveout_setformat(wave_dev, &woinst->format);
-#ifdef PRIVATE_PCM_VOLUME
- {
- int i;
- int j = -1;
-
- /*
- * find out if we've already been in this table
- * xmms reopens dsp on every move of slider
- * this way we keep the same local pcm for such
- * process
- */
- for (i = 0; i < MAX_PCM_CHANNELS; i++) {
- if (sblive_pcm_volume[i].files == current->files)
- break;
- // here we should select last used memeber
- // improve me in case its not sufficient
- if (j < 0 && !sblive_pcm_volume[i].opened)
- j = i;
- }
- // current task not found
- if (i == MAX_PCM_CHANNELS) {
- // add new entry
- if (j < 0)
- printk(KERN_WARNING "emu10k1: too many writters!\n");
- i = (j >= 0) ? j : 0;
- DPD(2, "new pcm private %p\n", current->files);
- sblive_pcm_volume[i].files = current->files;
- sblive_pcm_volume[i].mixer = pcm_last_mixer;
- sblive_pcm_volume[i].attn_l = 0;
- sblive_pcm_volume[i].attn_r = 0;
- sblive_pcm_volume[i].channel_l = NUM_G;
- sblive_pcm_volume[i].channel_r = NUM_G;
- } else
- DPD(2, "old pcm private %p 0x%x\n", current->files,
- sblive_pcm_volume[i].mixer);
-
- sblive_pcm_volume[i].opened++;
- }
-#endif
}
file->private_data = (void *) wave_dev;
struct emu10k1_card *card;
unsigned long flags;
- lock_kernel();
card = wave_dev->card;
DPF(2, "emu10k1_audio_release()\n");
spin_lock_irqsave(&woinst->lock, flags);
+ if (woinst->format.passthrough && card->pt.state != PT_STATE_INACTIVE)
+ emu10k1_pt_stop(card);
+
if (woinst->state & WAVE_STATE_OPEN) {
if (woinst->state & WAVE_STATE_STARTED) {
if (!(file->f_flags & O_NONBLOCK)) {
}
}
}
-
- if (woinst->mmapped) {
- int i;
-
- /* Undo marking the pages as reserved */
- for (i = 0; i < woinst->buffer.pages; i++)
- mem_map_unreserve(virt_to_page(woinst->buffer.addr[i]));
- }
-
emu10k1_waveout_close(wave_dev);
}
-#ifdef PRIVATE_PCM_VOLUME
- {
- int i;
-
- /* mark as closed
- * NOTE: structure remains unchanged for next reopen */
- for (i = 0; i < MAX_PCM_CHANNELS; i++) {
- if (sblive_pcm_volume[i].files == current->files) {
- sblive_pcm_volume[i].opened--;
- break;
- }
- }
- }
-#endif
+
spin_unlock_irqrestore(&woinst->lock, flags);
/* wait for the tasklet (bottom-half) to finish */
tasklet_unlock_wait(&woinst->timer.tasklet);
spin_lock_irqsave(&wiinst->lock, flags);
- if (wiinst->state & WAVE_STATE_OPEN)
+ if (wiinst->state & WAVE_STATE_OPEN) {
emu10k1_wavein_close(wave_dev);
+ }
spin_unlock_irqrestore(&wiinst->lock, flags);
tasklet_unlock_wait(&wiinst->timer.tasklet);
kfree(wave_dev);
- wake_up_interruptible(&card->open_wait);
- unlock_kernel();
+ if (waitqueue_active(&card->open_wait))
+ wake_up_interruptible(&card->open_wait);
return 0;
}
+/* FIXME sort out poll() + mmap() */
static unsigned int emu10k1_audio_poll(struct file *file, struct poll_table_struct *wait)
{
struct emu10k1_wavedevice *wave_dev = (struct emu10k1_wavedevice *) file->private_data;
} else
mask |= POLLOUT | POLLWRNORM;
- if(woinst->mmapped) {
- spin_unlock_irqrestore(&woinst->lock, flags);
- return mask;
- }
-
spin_unlock_irqrestore(&woinst->lock, flags);
}
return;
if (!buffer->ossfragshift) {
- fragsize = (woinst->format.bytespersec * WAVEOUT_DEFAULTFRAGLEN) / 1000 - 1;
+ fragsize = (woinst->format.bytespervoicesample * woinst->format.samplingrate * WAVEOUT_DEFAULTFRAGLEN) / 1000 - 1;
while (fragsize) {
fragsize >>= 1;
if (!buffer->numfrags) {
u32 numfrags;
- numfrags = (woinst->format.bytespersec * WAVEOUT_DEFAULTBUFLEN) / (buffer->fragment_size * 1000) - 1;
+ numfrags = (woinst->format.bytespervoicesample * woinst->format.samplingrate * WAVEOUT_DEFAULTBUFLEN) /
+ (buffer->fragment_size * 1000) - 1;
buffer->numfrags = 1;
}
buffer->numfrags = buffer->size / buffer->fragment_size;
-
+ buffer->pages = buffer->size / PAGE_SIZE + ((buffer->size % PAGE_SIZE) ? 1 : 0);
if (buffer->size % buffer->fragment_size)
BUG();
DPD(2, " calculated recording fragment_size -> %d\n", buffer->fragment_size);
DPD(2, " calculated recording numfrags -> %d\n", buffer->numfrags);
- DPD(2, " buffer size register -> 0x%2x\n", buffer->sizeregval);
+ DPD(2, " buffer size register -> %#04x\n", buffer->sizeregval);
return;
}
}
emu10k1_wavein_update(wave_dev->card, wiinst);
-
- if (wiinst->mmapped) {
- spin_unlock_irqrestore(&wiinst->lock, flags);
- return;
- }
-
emu10k1_wavein_getxfersize(wiinst, &bytestocopy);
spin_unlock_irqrestore(&wiinst->lock, flags);
- if (bytestocopy >= wiinst->buffer.fragment_size)
+ if (bytestocopy >= wiinst->buffer.fragment_size && waitqueue_active(&wiinst->wait_queue))
wake_up_interruptible(&wiinst->wait_queue);
else
DPD(3, "Not enough transfer size, %d\n", bytestocopy);
} else
spin_unlock_irqrestore(&woinst->lock, flags);
- if (bytestocopy >= woinst->buffer.fragment_size)
+ if (bytestocopy >= woinst->buffer.fragment_size && waitqueue_active(&woinst->wait_queue))
wake_up_interruptible(&woinst->wait_queue);
else
DPD(3, "Not enough transfer size -> %d\n", bytestocopy);
-
/*
**********************************************************************
* sblive_mi.c - MIDI UART input HAL for emu10k1 driver
if (msg == ICARDMIDI_INDATA || msg == ICARDMIDI_INDATAERROR) {
callback_msg[1] = data;
callback_msg[2] = bytesvalid;
- DPD(2, "emu10k1_mpuin_callback: midimsg = %lx\n", data);
+ DPD(2, "emu10k1_mpuin_callback: midimsg = %#lx\n", data);
} else {
midiq = (struct midi_queue *) data;
midihdr = (struct midi_hdr *) midiq->refdata;
#define _CARDMI_H
#include "icardmid.h"
-#include <linux/sched.h>
#include <linux/interrupt.h>
typedef enum
-
/*
**********************************************************************
* cardmo.c - MIDI UART output HAL for emu10k1 driver
#include "audio.h"
#include "cardwi.h"
+/**
+ * query_format - returns a valid sound format
+ *
+ * This function will return a valid sound format as close
+ * to the requested one as possible.
+ */
void query_format(int recsrc, struct wave_format *wave_fmt)
{
else
wave_fmt->samplingrate = 0x1F40;
- if ((wave_fmt->bitsperchannel != 8) && (wave_fmt->bitsperchannel != 16))
+ switch (wave_fmt->id) {
+ case AFMT_S16_LE:
wave_fmt->bitsperchannel = 16;
+ break;
+ case AFMT_U8:
+ wave_fmt->bitsperchannel = 8;
+ break;
+ default:
+ wave_fmt->id = AFMT_S16_LE;
+ wave_fmt->bitsperchannel = 16;
+ break;
+ }
break;
wave_fmt->bytesperchannel = wave_fmt->bitsperchannel >> 3;
wave_fmt->bytespersample = wave_fmt->channels * wave_fmt->bytesperchannel;
wave_fmt->bytespersec = wave_fmt->bytespersample * wave_fmt->samplingrate;
-
- return;
}
static int alloc_buffer(struct emu10k1_card *card, struct wavein_buffer *buffer)
{
- if ((buffer->addr = pci_alloc_consistent(card->pci_dev, buffer->size * buffer->cov, &buffer->dma_handle)) == NULL)
+ buffer->addr = pci_alloc_consistent(card->pci_dev, buffer->size * buffer->cov,
+ &buffer->dma_handle);
+ if (buffer->addr == NULL)
return -1;
return 0;
static void free_buffer(struct emu10k1_card *card, struct wavein_buffer *buffer)
{
if (buffer->addr != NULL)
- pci_free_consistent(card->pci_dev, buffer->size * buffer->cov, buffer->addr, buffer->dma_handle);
-
- return;
+ pci_free_consistent(card->pci_dev, buffer->size * buffer->cov,
+ buffer->addr, buffer->dma_handle);
}
int emu10k1_wavein_open(struct emu10k1_wavedevice *wave_dev)
spin_unlock_irqrestore(&card->lock, flags);
wiinst->state = WAVE_STATE_CLOSED;
-
- return;
}
void emu10k1_wavein_start(struct emu10k1_wavedevice *wave_dev)
wiinst->buffer.bytestocopy = 0;
wiinst->state |= WAVE_STATE_STARTED;
-
- return;
}
void emu10k1_wavein_stop(struct emu10k1_wavedevice *wave_dev)
emu10k1_stop_record(card, &wiinst->buffer);
wiinst->state &= ~WAVE_STATE_STARTED;
-
- return;
}
int emu10k1_wavein_setformat(struct emu10k1_wavedevice *wave_dev, struct wave_format *format)
*size = buffer->bytestocopy;
+ if (wiinst->mmapped)
+ return;
+
if (*size > buffer->size) {
*size = buffer->size;
buffer->pos = buffer->hw_pos;
buffer->bytestocopy = buffer->size;
DPF(1, "buffer overrun\n");
}
-
- return;
}
static void copy_block(u8 *dst, u8 * src, u32 str, u32 len, u8 cov)
{
if (cov == 1)
- copy_to_user(dst, src + str, len);
+ __copy_to_user(dst, src + str, len);
else {
u8 byte;
u32 i;
for (i = 0; i < len; i++) {
byte = src[2 * i] ^ 0x80;
- copy_to_user(dst + i, &byte, 1);
+ __copy_to_user(dst + i, &byte, 1);
}
}
-
- return;
}
void emu10k1_wavein_xferdata(struct wiinst *wiinst, u8 * data, u32 * size)
} else {
copy_block(data, buffer->addr, start, sizetocopy, buffer->cov);
}
-
- return;
}
void emu10k1_wavein_update(struct emu10k1_card *card, struct wiinst *wiinst)
wiinst->buffer.bytestocopy += diff;
wiinst->buffer.hw_pos = hw_pos;
-
- return;
}
u32 pos; /* software cursor position */
u32 bytestocopy; /* bytes of recorded data available */
u32 size;
+ u32 pages;
u32 sizereg;
u32 sizeregval;
u32 addrreg;
return (samplingrate >> 1) + (samplingrate & 1);
}
-static void query_format(struct wave_format *wave_fmt)
+static void query_format(struct emu10k1_wavedevice *wave_dev, struct wave_format *wave_fmt)
{
- if ((wave_fmt->channels != 1) && (wave_fmt->channels != 2))
+ int i, j, do_passthrough = 0, is_ac3 = 0;
+ struct emu10k1_card *card = wave_dev->card;
+ struct woinst *woinst = wave_dev->woinst;
+
+ if ((wave_fmt->channels > 2) && (wave_fmt->id != AFMT_S16_LE) && (wave_fmt->id != AFMT_U8))
wave_fmt->channels = 2;
+ if ((wave_fmt->channels < 1) || (wave_fmt->channels > WAVEOUT_MAXVOICES))
+ wave_fmt->channels = 2;
+
+ if (wave_fmt->channels == 2)
+ woinst->num_voices = 1;
+ else
+ woinst->num_voices = wave_fmt->channels;
+
if (wave_fmt->samplingrate >= 0x2ee00)
wave_fmt->samplingrate = 0x2ee00;
- if ((wave_fmt->bitsperchannel != 8) && (wave_fmt->bitsperchannel != 16))
+ wave_fmt->passthrough = 0;
+ do_passthrough = is_ac3 = 0;
+
+ if (card->pt.selected)
+ do_passthrough = 1;
+
+ switch (wave_fmt->id) {
+ case AFMT_S16_LE:
+ wave_fmt->bitsperchannel = 16;
+ break;
+ case AFMT_U8:
+ wave_fmt->bitsperchannel = 8;
+ break;
+ case AFMT_AC3:
+ do_passthrough = 1;
+ is_ac3 = 1;
+ break;
+ default:
+ wave_fmt->id = AFMT_S16_LE;
wave_fmt->bitsperchannel = 16;
+ break;
+ }
+ if (do_passthrough) {
+ i = emu10k1_find_control_gpr(&card->mgr, card->pt.patch_name, card->pt.intr_gpr_name);
+ j = emu10k1_find_control_gpr(&card->mgr, card->pt.patch_name, card->pt.enable_gpr_name);
+ /* currently only one waveout instance may use pass-through */
+ if (i < 0 || j < 0 || woinst->state != WAVE_STATE_CLOSED ||
+ card->pt.state != PT_STATE_INACTIVE ||
+ (wave_fmt->samplingrate != 48000 && !is_ac3) ||
+ (wave_fmt->samplingrate != 48000 && !is_ac3)) {
+ DPF(2, "unable to set pass-through mode\n");
+ } else {
+ wave_fmt->samplingrate = 48000;
+ wave_fmt->channels = 2;
+ wave_fmt->passthrough = 1;
+ card->pt.intr_gpr = i;
+ card->pt.enable_gpr = j;
+ card->pt.state = PT_STATE_INACTIVE;
+ card->pt.pos_gpr = emu10k1_find_control_gpr(&card->mgr, card->pt.patch_name, card->pt.pos_gpr_name);
+ DPD(2, "is_ac3 is %d\n", is_ac3);
+ card->pt.ac3data = is_ac3;
+ wave_fmt->bitsperchannel = 16;
+ }
+ }
wave_fmt->bytesperchannel = wave_fmt->bitsperchannel >> 3;
+
+ if (wave_fmt->channels == 2)
+ wave_fmt->bytespervoicesample = wave_fmt->channels * wave_fmt->bytesperchannel;
+ else
+ wave_fmt->bytespervoicesample = wave_fmt->bytesperchannel;
+
wave_fmt->bytespersample = wave_fmt->channels * wave_fmt->bytesperchannel;
wave_fmt->bytespersec = wave_fmt->bytespersample * wave_fmt->samplingrate;
-
- return;
}
-static int alloc_buffer(struct emu10k1_card *card, struct waveout_buffer *buffer)
+/**
+ * alloc_buffer -
+ *
+ * allocates the memory buffer for a voice. Two page tables are kept for each buffer.
+ * One (dma_handle) keeps track of the host memory pages used and the other (virtualpagetable)
+ * is passed to the device so that it can do DMA to host memory.
+ *
+ */
+static int alloc_buffer(struct emu10k1_card *card, struct waveout_buffer *buffer, unsigned int voicenum)
{
u32 pageindex, pagecount;
unsigned long busaddx;
DPD(2, "requested pages is: %d\n", buffer->pages);
- if ((buffer->emupageindex = emu10k1_addxmgr_alloc(buffer->pages * PAGE_SIZE, card)) < 0)
+ if ((buffer->mem[voicenum].emupageindex =
+ emu10k1_addxmgr_alloc(buffer->pages * PAGE_SIZE, card)) < 0)
return -1;
/* Fill in virtual memory table */
for (pagecount = 0; pagecount < buffer->pages; pagecount++) {
- if ((buffer->addr[pagecount] = pci_alloc_consistent(card->pci_dev, PAGE_SIZE, &buffer->dma_handle[pagecount])) == NULL) {
+ if ((buffer->mem[voicenum].addr[pagecount] =
+ pci_alloc_consistent(card->pci_dev, PAGE_SIZE,
+ &buffer->mem[voicenum].dma_handle[pagecount])) == NULL) {
buffer->pages = pagecount;
return -1;
}
- DPD(2, "Virtual Addx: %p\n", buffer->addr[pagecount]);
+ DPD(2, "Virtual Addx: %p\n", buffer->mem[voicenum].addr[pagecount]);
for (i = 0; i < PAGE_SIZE / EMUPAGESIZE; i++) {
- busaddx = buffer->dma_handle[pagecount] + i * EMUPAGESIZE;
+ busaddx = buffer->mem[voicenum].dma_handle[pagecount] + i * EMUPAGESIZE;
- DPD(3, "Bus Addx: %lx\n", busaddx);
+ DPD(3, "Bus Addx: %#lx\n", busaddx);
- pageindex = buffer->emupageindex + pagecount * PAGE_SIZE / EMUPAGESIZE + i;
+ pageindex = buffer->mem[voicenum].emupageindex + pagecount * PAGE_SIZE / EMUPAGESIZE + i;
- ((u32 *) card->virtualpagetable.addr)[pageindex] =
- cpu_to_le32((busaddx * 2) | pageindex);
+ ((u32 *) card->virtualpagetable.addr)[pageindex] = cpu_to_le32((busaddx * 2) | pageindex);
}
}
return 0;
}
-static void free_buffer(struct emu10k1_card *card, struct waveout_buffer *buffer)
+/**
+ * free_buffer -
+ *
+ * frees the memory buffer for a voice.
+ */
+static void free_buffer(struct emu10k1_card *card, struct waveout_buffer *buffer, unsigned int voicenum)
{
u32 pagecount, pageindex;
int i;
- if (buffer->emupageindex < 0)
+ if (buffer->mem[voicenum].emupageindex < 0)
return;
for (pagecount = 0; pagecount < buffer->pages; pagecount++) {
- pci_free_consistent(card->pci_dev, PAGE_SIZE, buffer->addr[pagecount], buffer->dma_handle[pagecount]);
+ pci_free_consistent(card->pci_dev, PAGE_SIZE,
+ buffer->mem[voicenum].addr[pagecount],
+ buffer->mem[voicenum].dma_handle[pagecount]);
for (i = 0; i < PAGE_SIZE / EMUPAGESIZE; i++) {
- pageindex = buffer->emupageindex + pagecount * PAGE_SIZE / EMUPAGESIZE + i;
- ((u32 *) card->virtualpagetable.addr)[pageindex] = (card->silentpage.dma_handle * 2) | pageindex;
+ pageindex = buffer->mem[voicenum].emupageindex + pagecount * PAGE_SIZE / EMUPAGESIZE + i;
+ ((u32 *) card->virtualpagetable.addr)[pageindex] =
+ cpu_to_le32((card->silentpage.dma_handle * 2) | pageindex);
}
}
- emu10k1_addxmgr_free(card, buffer->emupageindex);
- buffer->emupageindex = -1;
-
- return;
+ emu10k1_addxmgr_free(card, buffer->mem[voicenum].emupageindex);
+ buffer->mem[voicenum].emupageindex = -1;
}
-static int get_voice(struct emu10k1_card *card, struct woinst *woinst)
+static int get_voice(struct emu10k1_card *card, struct woinst *woinst, unsigned int voicenum)
{
- struct emu_voice *voice = &woinst->voice;
+ struct emu_voice *voice = &woinst->voice[voicenum];
/* Allocate voices here, if no voices available, return error.
* Init voice_allocdesc first.*/
if (woinst->format.bitsperchannel == 16)
voice->flags |= VOICE_FLAGS_16BIT;
- if (emu10k1_voice_alloc(card, voice) < 0)
+ if (emu10k1_voice_alloc(card, voice) < 0) {
+ voice->usage = VOICE_USAGE_FREE;
return -1;
+ }
/* Calculate pitch */
voice->initial_pitch = (u16) (srToPitch(woinst->format.samplingrate) >> 8);
voice->pitch_target = samplerate_to_linearpitch(woinst->format.samplingrate);
- DPD(2, "Initial pitch --> 0x%x\n", voice->initial_pitch);
+ DPD(2, "Initial pitch --> %#x\n", voice->initial_pitch);
- voice->startloop = (woinst->buffer.emupageindex << 12) / woinst->format.bytespersample;
- voice->endloop = voice->startloop + woinst->buffer.size / woinst->format.bytespersample;
+ voice->startloop = (woinst->buffer.mem[voicenum].emupageindex << 12) /
+ woinst->format.bytespervoicesample;
+ voice->endloop = voice->startloop + woinst->buffer.size / woinst->format.bytespervoicesample;
voice->start = voice->startloop;
if (voice->flags & VOICE_FLAGS_STEREO) {
voice->params[0].send_d = card->waveout.send_d[1];
if (woinst->device)
- voice->params[0].send_routing = 0xd23c;
+ voice->params[0].send_routing = 0x7654;
else
voice->params[0].send_routing = card->waveout.send_routing[1];
voice->params[1].send_d = card->waveout.send_d[2];
if (woinst->device)
- voice->params[1].send_routing = 0xd23c;
+ voice->params[1].send_routing = 0x7654;
else
voice->params[1].send_routing = card->waveout.send_routing[2];
voice->params[1].byampl_env_sustain = 0x7f;
voice->params[1].byampl_env_decay = 0x7f;
} else {
- voice->params[0].send_a = card->waveout.send_a[0];
- voice->params[0].send_b = card->waveout.send_b[0];
- voice->params[0].send_c = card->waveout.send_c[0];
- voice->params[0].send_d = card->waveout.send_d[0];
-
- if (woinst->device)
- voice->params[0].send_routing = 0xd23c;
- else
- voice->params[0].send_routing = card->waveout.send_routing[0];
+ if (woinst->num_voices > 1) {
+ voice->params[0].send_a = 0xff;
+ voice->params[0].send_b = 0;
+ voice->params[0].send_c = 0;
+ voice->params[0].send_d = 0;
+
+ voice->params[0].send_routing =
+ 0xfff0 + card->mchannel_fx + voicenum;
+ } else {
+ voice->params[0].send_a = card->waveout.send_a[0];
+ voice->params[0].send_b = card->waveout.send_b[0];
+ voice->params[0].send_c = card->waveout.send_c[0];
+ voice->params[0].send_d = card->waveout.send_d[0];
+
+ if (woinst->device)
+ voice->params[0].send_routing = 0x7654;
+ else
+ voice->params[0].send_routing = card->waveout.send_routing[0];
+ }
voice->params[0].volume_target = 0xffff;
voice->params[0].initial_fc = 0xff;
voice->params[0].byampl_env_decay = 0x7f;
}
- DPD(2, "voice: startloop=0x%x, endloop=0x%x\n", voice->startloop, voice->endloop);
+ DPD(2, "voice: startloop=%#x, endloop=%#x\n", voice->startloop, voice->endloop);
emu10k1_voice_playback_setup(voice);
{
struct emu10k1_card *card = wave_dev->card;
struct woinst *woinst = wave_dev->woinst;
+ struct waveout_buffer *buffer = &woinst->buffer;
+ unsigned int voicenum;
u32 delay;
DPF(2, "emu10k1_waveout_open()\n");
- if (alloc_buffer(card, &woinst->buffer) < 0) {
- ERROR();
- emu10k1_waveout_close(wave_dev);
- return -1;
- }
-
- woinst->buffer.fill_silence = 0;
- woinst->buffer.silence_bytes = 0;
- woinst->buffer.silence_pos = 0;
- woinst->buffer.hw_pos = 0;
- woinst->buffer.bytestocopy = woinst->buffer.size;
+ for (voicenum = 0; voicenum < woinst->num_voices; voicenum++) {
+ if (alloc_buffer(card, buffer, voicenum) < 0) {
+ ERROR();
+ emu10k1_waveout_close(wave_dev);
+ return -1;
+ }
- if (get_voice(card, woinst) < 0) {
- ERROR();
- emu10k1_waveout_close(wave_dev);
- return -1;
+ if (get_voice(card, woinst, voicenum) < 0) {
+ ERROR();
+ emu10k1_waveout_close(wave_dev);
+ return -1;
+ }
}
- delay = (48000 * woinst->buffer.fragment_size) / woinst->format.bytespersec;
+ buffer->fill_silence = 0;
+ buffer->silence_bytes = 0;
+ buffer->silence_pos = 0;
+ buffer->hw_pos = 0;
+ buffer->free_bytes = woinst->buffer.size;
+
+ delay = (48000 * woinst->buffer.fragment_size) /
+ (woinst->format.samplingrate * woinst->format.bytespervoicesample);
emu10k1_timer_install(card, &woinst->timer, delay / 2);
{
struct emu10k1_card *card = wave_dev->card;
struct woinst *woinst = wave_dev->woinst;
+ unsigned int voicenum;
DPF(2, "emu10k1_waveout_close()\n");
emu10k1_timer_uninstall(card, &woinst->timer);
- emu10k1_voice_free(&woinst->voice);
-
- free_buffer(card, &woinst->buffer);
+ for (voicenum = 0; voicenum < woinst->num_voices; voicenum++) {
+ emu10k1_voice_free(&woinst->voice[voicenum]);
+ free_buffer(card, &woinst->buffer, voicenum);
+ }
woinst->state = WAVE_STATE_CLOSED;
-
- return;
}
void emu10k1_waveout_start(struct emu10k1_wavedevice *wave_dev)
struct woinst *woinst = wave_dev->woinst;
DPF(2, "emu10k1_waveout_start()\n");
- /* Actual start */
- emu10k1_voice_start(&woinst->voice, woinst->total_played);
+ /* Actual start */
+ emu10k1_voices_start(woinst->voice, woinst->num_voices, woinst->total_played);
emu10k1_timer_enable(card, &woinst->timer);
woinst->state |= WAVE_STATE_STARTED;
-
- return;
}
int emu10k1_waveout_setformat(struct emu10k1_wavedevice *wave_dev, struct wave_format *format)
{
struct emu10k1_card *card = wave_dev->card;
struct woinst *woinst = wave_dev->woinst;
+ unsigned int voicenum;
u32 delay;
DPF(2, "emu10k1_waveout_setformat()\n");
if (woinst->state & WAVE_STATE_STARTED)
return -1;
- query_format(format);
+ query_format(wave_dev, format);
if (woinst->format.samplingrate != format->samplingrate ||
woinst->format.channels != format->channels ||
return 0;
emu10k1_timer_uninstall(card, &woinst->timer);
- emu10k1_voice_free(&woinst->voice);
- if (get_voice(card, woinst) < 0) {
- ERROR();
- emu10k1_waveout_close(wave_dev);
- return -1;
+ for (voicenum = 0; voicenum < woinst->num_voices; voicenum++) {
+ emu10k1_voice_free(&woinst->voice[voicenum]);
+
+ if (get_voice(card, woinst, voicenum) < 0) {
+ ERROR();
+ emu10k1_waveout_close(wave_dev);
+ return -1;
+ }
}
- delay = (48000 * woinst->buffer.fragment_size) / woinst->format.bytespersec;
+ delay = (48000 * woinst->buffer.fragment_size) /
+ (woinst->format.samplingrate * woinst->format.bytespervoicesample);
emu10k1_timer_install(card, &woinst->timer, delay / 2);
}
emu10k1_timer_disable(card, &woinst->timer);
- /* Stop actual voice */
- emu10k1_voice_stop(&woinst->voice);
+ /* Stop actual voices */
+ emu10k1_voices_stop(woinst->voice, woinst->num_voices);
emu10k1_waveout_update(woinst);
woinst->state &= ~WAVE_STATE_STARTED;
-
- return;
}
-void emu10k1_waveout_getxfersize(struct woinst *woinst, u32 * size)
+/**
+ * emu10k1_waveout_getxfersize -
+ *
+ * gives the total free bytes on the voice buffer, including silence bytes
+ * (basically: total_free_bytes = free_bytes + silence_bytes).
+ *
+ */
+void emu10k1_waveout_getxfersize(struct woinst *woinst, u32 *total_free_bytes)
{
struct waveout_buffer *buffer = &woinst->buffer;
- int pending;
+ int pending_bytes;
if (woinst->mmapped) {
- *size = buffer->bytestocopy;
+ *total_free_bytes = buffer->free_bytes;
return;
}
- pending = buffer->size - buffer->bytestocopy;
+ pending_bytes = buffer->size - buffer->free_bytes;
- buffer->fill_silence = (pending < (signed) buffer->fragment_size) ? 1 : 0;
+ buffer->fill_silence = (pending_bytes < (signed) buffer->fragment_size) ? 1 : 0;
- if (pending > (signed) buffer->silence_bytes) {
- *size = buffer->bytestocopy + buffer->silence_bytes;
+ if (pending_bytes > (signed) buffer->silence_bytes) {
+ *total_free_bytes = (buffer->free_bytes + buffer->silence_bytes);
} else {
- *size = buffer->size;
- buffer->silence_bytes = pending;
- if (pending < 0) {
+ *total_free_bytes = buffer->size;
+ buffer->silence_bytes = pending_bytes;
+ if (pending_bytes < 0) {
buffer->silence_pos = buffer->hw_pos;
buffer->silence_bytes = 0;
- buffer->bytestocopy = buffer->size;
+ buffer->free_bytes = buffer->size;
DPF(1, "buffer underrun\n");
}
}
-
- return;
}
+/**
+ * copy_block -
+ *
+ * copies a block of pcm data to a voice buffer.
+ * Notice that the voice buffer is actually a set of disjointed memory pages.
+ *
+ */
static void copy_block(void **dst, u32 str, u8 *src, u32 len)
{
- int i, j, k;
+ unsigned int pg;
+ unsigned int pgoff;
+ unsigned int k;
- i = str / PAGE_SIZE;
- j = str % PAGE_SIZE;
+ pg = str / PAGE_SIZE;
+ pgoff = str % PAGE_SIZE;
- if (len > PAGE_SIZE - j) {
- k = PAGE_SIZE - j;
- copy_from_user(dst[i] + j, src, k);
+ if (len > PAGE_SIZE - pgoff) {
+ k = PAGE_SIZE - pgoff;
+ __copy_from_user((u8 *)dst[pg] + pgoff, src, k);
len -= k;
while (len > PAGE_SIZE) {
- copy_from_user(dst[++i], src + k, PAGE_SIZE);
- k += PAGE_SIZE;
- len -= PAGE_SIZE;
- }
- copy_from_user(dst[++i], src + k, len);
+ __copy_from_user(dst[++pg], src + k, PAGE_SIZE);
+ k += PAGE_SIZE;
+ len -= PAGE_SIZE;
+ }
+ __copy_from_user(dst[++pg], src + k, len);
} else
- copy_from_user(dst[i] + j, src, len);
-
- return;
+ __copy_from_user((u8 *)dst[pg] + pgoff, src, len);
}
-static void fill_block(void **dst, u32 str, u8 src, u32 len)
+/**
+ * copy_ilv_block -
+ *
+ * copies a block of pcm data containing n interleaved channels to n mono voice buffers.
+ * Notice that the voice buffer is actually a set of disjointed memory pages.
+ *
+ */
+static void copy_ilv_block(struct woinst *woinst, u32 str, u8 *src, u32 len)
{
- int i, j, k;
+ unsigned int pg;
+ unsigned int pgoff;
+ unsigned int voice_num;
+ struct waveout_mem *mem = woinst->buffer.mem;
+
+ pg = str / PAGE_SIZE;
+ pgoff = str % PAGE_SIZE;
+
+ while (len) {
+ for (voice_num = 0; voice_num < woinst->num_voices; voice_num++) {
+ __copy_from_user((u8 *)(mem[voice_num].addr[pg]) + pgoff, src, woinst->format.bytespervoicesample);
+ src += woinst->format.bytespervoicesample;
+ }
+
+ len -= woinst->format.bytespervoicesample;
- i = str / PAGE_SIZE;
- j = str % PAGE_SIZE;
+ pgoff += woinst->format.bytespervoicesample;
+ if (pgoff >= PAGE_SIZE) {
+ pgoff = 0;
+ pg++;
+ }
+ }
+}
- if (len > PAGE_SIZE - j) {
- k = PAGE_SIZE - j;
- memset(dst[i] + j, src, k);
- len -= k;
- while (len > PAGE_SIZE) {
- memset(dst[++i], src, PAGE_SIZE);
- len -= PAGE_SIZE;
- }
- memset(dst[++i], src, len);
+/**
+ * fill_block -
+ *
+ * fills a set voice buffers with a block of a given sample.
+ *
+ */
+static void fill_block(struct woinst *woinst, u32 str, u8 data, u32 len)
+{
+ unsigned int pg;
+ unsigned int pgoff;
+ unsigned int voice_num;
+ struct waveout_mem *mem = woinst->buffer.mem;
+ unsigned int k;
+
+ pg = str / PAGE_SIZE;
+ pgoff = str % PAGE_SIZE;
+
+ if (len > PAGE_SIZE - pgoff) {
+ k = PAGE_SIZE - pgoff;
+ for (voice_num = 0; voice_num < woinst->num_voices; voice_num++)
+ memset((u8 *)mem[voice_num].addr[pg] + pgoff, data, k);
+ len -= k;
+ while (len > PAGE_SIZE) {
+ pg++;
+ for (voice_num = 0; voice_num < woinst->num_voices; voice_num++)
+ memset(mem[voice_num].addr[pg], data, PAGE_SIZE);
- } else
- memset(dst[i] + j, src, len);
+ len -= PAGE_SIZE;
+ }
+ pg++;
+ for (voice_num = 0; voice_num < woinst->num_voices; voice_num++)
+ memset(mem[voice_num].addr[pg], data, len);
- return;
+ } else {
+ for (voice_num = 0; voice_num < woinst->num_voices; voice_num++)
+ memset((u8 *)mem[voice_num].addr[pg] + pgoff, data, len);
+ }
}
+/**
+ * emu10k1_waveout_xferdata -
+ *
+ * copies pcm data to the voice buffer. Silence samples
+ * previously added to the buffer are overwritten.
+ *
+ */
void emu10k1_waveout_xferdata(struct woinst *woinst, u8 *data, u32 *size)
{
struct waveout_buffer *buffer = &woinst->buffer;
if (!sizetocopy)
return;
-
+
spin_lock_irqsave(&woinst->lock, flags);
start = (buffer->size + buffer->silence_pos - buffer->silence_bytes) % buffer->size;
- if(sizetocopy > buffer->silence_bytes) {
+ if (sizetocopy > buffer->silence_bytes) {
buffer->silence_pos += sizetocopy - buffer->silence_bytes;
- buffer->bytestocopy -= sizetocopy - buffer->silence_bytes;
+ buffer->free_bytes -= sizetocopy - buffer->silence_bytes;
buffer->silence_bytes = 0;
} else
buffer->silence_bytes -= sizetocopy;
- sizetocopy_now = buffer->size - start;
-
spin_unlock_irqrestore(&woinst->lock, flags);
+ sizetocopy_now = buffer->size - start;
if (sizetocopy > sizetocopy_now) {
sizetocopy -= sizetocopy_now;
- copy_block(buffer->addr, start, data, sizetocopy_now);
- copy_block(buffer->addr, 0, data + sizetocopy_now, sizetocopy);
+ if (woinst->num_voices > 1) {
+ copy_ilv_block(woinst, start, data, sizetocopy_now);
+ copy_ilv_block(woinst, 0, data + sizetocopy_now * woinst->num_voices, sizetocopy);
+ } else {
+ copy_block(buffer->mem[0].addr, start, data, sizetocopy_now);
+ copy_block(buffer->mem[0].addr, 0, data + sizetocopy_now, sizetocopy);
+ }
} else {
- copy_block(buffer->addr, start, data, sizetocopy);
+ if (woinst->num_voices > 1)
+ copy_ilv_block(woinst, start, data, sizetocopy);
+ else
+ copy_block(buffer->mem[0].addr, start, data, sizetocopy);
}
-
- return;
}
+/**
+ * emu10k1_waveout_fillsilence -
+ *
+ * adds samples of silence to the voice buffer so that we
+ * don't loop over stale pcm data.
+ *
+ */
void emu10k1_waveout_fillsilence(struct woinst *woinst)
{
struct waveout_buffer *buffer = &woinst->buffer;
- u16 filldata;
u32 sizetocopy, sizetocopy_now, start;
+ u8 filldata;
unsigned long flags;
- sizetocopy = woinst->buffer.fragment_size;
+ sizetocopy = buffer->fragment_size;
if (woinst->format.bitsperchannel == 16)
- filldata = 0x0000;
+ filldata = 0x00;
else
- filldata = 0x8080;
+ filldata = 0x80;
spin_lock_irqsave(&woinst->lock, flags);
buffer->silence_bytes += sizetocopy;
- buffer->bytestocopy -= sizetocopy;
+ buffer->free_bytes -= sizetocopy;
buffer->silence_pos %= buffer->size;
start = buffer->silence_pos;
buffer->silence_pos += sizetocopy;
- sizetocopy_now = buffer->size - start;
-
spin_unlock_irqrestore(&woinst->lock, flags);
+ sizetocopy_now = buffer->size - start;
+
if (sizetocopy > sizetocopy_now) {
sizetocopy -= sizetocopy_now;
- fill_block(buffer->addr, start, filldata, sizetocopy_now);
- fill_block(buffer->addr, 0, filldata, sizetocopy);
+ fill_block(woinst, start, filldata, sizetocopy_now);
+ fill_block(woinst, 0, filldata, sizetocopy);
} else {
- fill_block(buffer->addr, start, filldata, sizetocopy);
+ fill_block(woinst, start, filldata, sizetocopy);
}
-
- return;
}
+/**
+ * emu10k1_waveout_update -
+ *
+ * updates the position of the voice buffer hardware pointer (hw_pos)
+ * and the number of free bytes on the buffer (free_bytes).
+ * The free bytes _don't_ include silence bytes that may have been
+ * added to the buffer.
+ *
+ */
void emu10k1_waveout_update(struct woinst *woinst)
{
u32 hw_pos;
u32 diff;
-
+
/* There is no actual start yet */
if (!(woinst->state & WAVE_STATE_STARTED)) {
hw_pos = woinst->buffer.hw_pos;
} else {
/* hw_pos in sample units */
- hw_pos = sblive_readptr(woinst->voice.card, CCCA_CURRADDR, woinst->voice.num);
+ hw_pos = sblive_readptr(woinst->voice[0].card, CCCA_CURRADDR, woinst->voice[0].num);
- if(hw_pos < woinst->voice.start)
- hw_pos += woinst->buffer.size / woinst->format.bytespersample - woinst->voice.start;
+ if(hw_pos < woinst->voice[0].start)
+ hw_pos += woinst->buffer.size / woinst->format.bytespervoicesample - woinst->voice[0].start;
else
- hw_pos -= woinst->voice.start;
+ hw_pos -= woinst->voice[0].start;
- hw_pos *= woinst->format.bytespersample;
+ hw_pos *= woinst->format.bytespervoicesample;
}
diff = (woinst->buffer.size + hw_pos - woinst->buffer.hw_pos) % woinst->buffer.size;
woinst->total_played += diff;
- woinst->buffer.bytestocopy += diff;
+ woinst->buffer.free_bytes += diff;
woinst->buffer.hw_pos = hw_pos;
-
- return;
}
#define WAVEOUT_DEFAULTBUFLEN 500 /* Time to play the entire buffer in ms */
#define WAVEOUT_MINFRAGSHIFT 6
+#define WAVEOUT_MAXVOICES 6
+
+/* waveout_mem is cardwo internal */
+struct waveout_mem {
+ int emupageindex;
+ void *addr[BUFMAXPAGES];
+ dma_addr_t dma_handle[BUFMAXPAGES];
+};
struct waveout_buffer {
u16 ossfragshift;
- u32 numfrags;
+ u32 numfrags;
u32 fragment_size; /* in bytes units */
u32 size; /* in bytes units */
u32 pages; /* buffer size in page units*/
- int emupageindex;
- void *addr[BUFMAXPAGES];
- dma_addr_t dma_handle[BUFMAXPAGES];
- u32 silence_pos; /* software cursor position (including silence) */
+ struct waveout_mem mem[WAVEOUT_MAXVOICES];
+ u32 silence_pos; /* software cursor position (including silence bytes) */
u32 hw_pos; /* hardware cursor position */
- u32 bytestocopy; /* free space on buffer (including silence) */
+ u32 free_bytes; /* free bytes available on the buffer (not including silence bytes) */
u8 fill_silence;
- u32 silence_bytes; /* silence bytes in buffer */
+ u32 silence_bytes; /* silence bytes on the buffer */
};
struct woinst
{
u8 state;
- struct emu_voice voice;
+ u8 num_voices;
+ struct emu_voice voice[WAVEOUT_MAXVOICES];
struct emu_timer timer;
- struct wave_format format;
+ struct wave_format format;
struct waveout_buffer buffer;
- wait_queue_head_t wait_queue;
- u8 mmapped;
- u32 total_copied; /* total number of bytes written() to the buffer (excluding silence) */
- u32 total_played; /* total number of bytes played including silence */
- u32 blocks;
+ wait_queue_head_t wait_queue;
+ u8 mmapped;
+ u32 total_copied; /* total number of bytes written() to the buffer (excluding silence) */
+ u32 total_played; /* total number of bytes played including silence */
+ u32 blocks;
u8 device;
spinlock_t lock;
};
{
u16 count;
u32 data, hcvalue;
+ unsigned long flags;
- hcvalue = emu10k1_readfn0(card, HCFG) & ~(HOOKN_BIT|HANDN_BIT|PULSEN_BIT);
+ spin_lock_irqsave(&card->lock, flags);
- emu10k1_writefn0(card, HCFG, hcvalue);
+ hcvalue = inl(card->iobase + HCFG) & ~(HOOKN_BIT|HANDN_BIT|PULSEN_BIT);
+
+ outl(card->iobase + HCFG, hcvalue);
for (count = 0 ; count < EC_NUM_CONTROL_BITS; count++) {
data = ((value & 0x1) ? PULSEN_BIT : 0);
value >>= 1;
- emu10k1_writefn0(card, HCFG, hcvalue | data);
+ outl(card->iobase + HCFG, hcvalue | data);
/* Clock the shift register */
- emu10k1_writefn0(card, HCFG, hcvalue | data | HANDN_BIT);
- emu10k1_writefn0(card, HCFG, hcvalue | data);
+ outl(card->iobase + HCFG, hcvalue | data | HANDN_BIT);
+ outl(card->iobase + HCFG, hcvalue | data);
}
/* Latch the bits */
- emu10k1_writefn0(card, HCFG, hcvalue | HOOKN_BIT);
- emu10k1_writefn0(card, HCFG, hcvalue);
+ outl(card->iobase + HCFG, hcvalue | HOOKN_BIT);
+ outl(card->iobase + HCFG, hcvalue);
+
+ spin_unlock_irqrestore(&card->lock, flags);
}
-int __devinit emu10k1_ecard_init(struct emu10k1_card *card)
+void __devinit emu10k1_ecard_init(struct emu10k1_card *card)
{
u32 hcvalue;
struct ecard_state ecard;
* and enable audio output */
hcvalue = emu10k1_readfn0(card, HCFG);
emu10k1_writefn0(card, HCFG, hcvalue | HCFG_AUDIOENABLE | HCFG_CODECFORMAT_I2S);
- emu10k1_readfn0(card, HCFG);
/* Step 1: Turn off the led and deassert TRIM_CS */
ecard_write(card, EC_ADCCAL | EC_LEDN | EC_TRIM_CSN);
/* Step 5: Set the analog input gain */
ecard_setadcgain(card, &ecard, ecard.adc_gain);
-
- return 0;
}
#include "8010.h"
#include "hwaccess.h"
#include <linux/init.h>
-#include <linux/sched.h>
/* In A1 Silicon, these bits are in the HC register */
#define HOOKN_BIT (1L << 12)
u16 mux2_setting;
};
-int emu10k1_ecard_init(struct emu10k1_card *) __devinit;
+void emu10k1_ecard_init(struct emu10k1_card *) __devinit;
#endif /* _ECARD_H */
--- /dev/null
+/*
+ **********************************************************************
+ * efxmgr.c
+ * Copyright 1999, 2000 Creative Labs, Inc.
+ *
+ **********************************************************************
+ *
+ * Date Author Summary of changes
+ * ---- ------ ------------------
+ * October 20, 1999 Bertrand Lee base code release
+ *
+ **********************************************************************
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
+ * USA.
+ *
+ **********************************************************************
+ */
+
+#include <linux/bitops.h>
+#include "hwaccess.h"
+#include "efxmgr.h"
+
+int emu10k1_find_control_gpr(struct patch_manager *mgr, const char *patch_name, const char *gpr_name)
+{
+ struct dsp_patch *patch;
+ struct dsp_rpatch *rpatch;
+ char s[PATCH_NAME_SIZE + 4];
+ u32 *gpr_used;
+ int i;
+
+ DPD(2, "emu10k1_find_control_gpr(): %s %s\n", patch_name, gpr_name);
+
+ rpatch = &mgr->rpatch;
+ if (!strcmp(rpatch->name, patch_name)) {
+ gpr_used = rpatch->gpr_used;
+ goto match;
+ }
+
+ for(i = 0; i < mgr->current_pages * PATCHES_PER_PAGE; i++) {
+ patch = PATCH(mgr, i);
+ sprintf(s,"%s", patch->name);
+
+ if (!strcmp(s, patch_name)) {
+ gpr_used = patch->gpr_used;
+ goto match;
+ }
+ }
+
+ return -1;
+
+ match:
+ for (i = 0; i < NUM_GPRS; i++)
+ if (mgr->gpr[i].type == GPR_TYPE_CONTROL &&
+ test_bit(i, gpr_used) &&
+ !strcmp(mgr->gpr[i].name, gpr_name))
+ return i;
+
+ return -1;
+}
+
+void emu10k1_set_control_gpr(struct emu10k1_card *card, int addr, s32 val, int flag)
+{
+ struct patch_manager *mgr = &card->mgr;
+
+ DPD(2, "emu10k1_set_control_gpr(): %d %x\n", addr, val);
+
+ if (addr < 0 || addr >= NUM_GPRS)
+ return;
+
+ if (flag)
+ val += sblive_readptr(card, GPR_BASE + addr, 0);
+
+ if (val > mgr->gpr[addr].max)
+ val = mgr->gpr[addr].max;
+ else if (val < mgr->gpr[addr].min)
+ val = mgr->gpr[addr].min;
+
+ sblive_writeptr(card, GPR_BASE + addr, 0, val);
+}
+
+//TODO: make this configurable:
+#define VOLCTRL_CHANNEL SOUND_MIXER_VOLUME
+#define VOLCTRL_STEP_SIZE 5
+
+//An internal function for setting OSS mixer controls.
+void emu10k1_set_oss_vol(struct emu10k1_card *card, int oss_mixer,
+ unsigned int left, unsigned int right){
+
+ extern struct oss_scaling volume_params[SOUND_MIXER_NRDEVICES];
+
+ card->ac97.mixer_state[oss_mixer] = (right << 8) | left;
+
+ if (!card->isaps)
+ card->ac97.write_mixer(&card->ac97, oss_mixer, left, right);
+
+
+ emu10k1_set_volume_gpr(card, card->mgr.ctrl_gpr[oss_mixer][0], left,
+ volume_params[oss_mixer].scale,
+ volume_params[oss_mixer].muting);
+ emu10k1_set_volume_gpr(card, card->mgr.ctrl_gpr[oss_mixer][1], right,
+ volume_params[oss_mixer].scale,
+ volume_params[oss_mixer].muting);
+
+}
+
+
+//FIXME: mute should unmute when pressed a second time
+void emu10k1_mute_irqhandler(struct emu10k1_card *card)
+{
+ struct patch_manager *mgr = &card->mgr;
+ unsigned long flags;
+
+ spin_lock_irqsave(&mgr->lock, flags);
+ emu10k1_set_oss_vol(card,VOLCTRL_CHANNEL,0,0);
+ spin_unlock_irqrestore(&mgr->lock, flags);
+}
+
+void emu10k1_volincr_irqhandler(struct emu10k1_card *card)
+{
+ struct patch_manager *mgr = &card->mgr;
+ unsigned long flags;
+ unsigned int oss_channel=VOLCTRL_CHANNEL, left=0,right=0;
+
+ spin_lock_irqsave(&mgr->lock, flags);
+ left = card->ac97.mixer_state[oss_channel] & 0xff;
+ right = (card->ac97.mixer_state[oss_channel] >> 8) & 0xff;
+
+ if((left+=VOLCTRL_STEP_SIZE )>100)
+ left=100;
+ if((right+=VOLCTRL_STEP_SIZE )>100)
+ right=100;
+ emu10k1_set_oss_vol(card,oss_channel,left,right);
+ spin_unlock_irqrestore(&mgr->lock, flags);
+}
+void emu10k1_voldecr_irqhandler(struct emu10k1_card *card)
+{
+ struct patch_manager *mgr = &card->mgr;
+ unsigned long flags;
+ int oss_channel=VOLCTRL_CHANNEL, left=0,right=0;
+
+ spin_lock_irqsave(&mgr->lock, flags);
+ left = card->ac97.mixer_state[oss_channel] & 0xff;
+ right = (card->ac97.mixer_state[oss_channel] >> 8) & 0xff;
+
+ if((left-=VOLCTRL_STEP_SIZE )<0)
+ left=0;
+ if((right-=VOLCTRL_STEP_SIZE )<0)
+ right=0;
+ emu10k1_set_oss_vol(card,oss_channel,left,right);
+ spin_unlock_irqrestore(&mgr->lock, flags);
+}
+
+
+void emu10k1_set_volume_gpr(struct emu10k1_card *card, int addr, s32 vol, int scale, int muting)
+{
+ struct patch_manager *mgr = &card->mgr;
+ unsigned long flags;
+
+ const s32 log2lin[5] ={ // attenuation (dB)
+ 0x7fffffff, // 0.0
+ 0x7fffffff * 0.840896415253715 , // 1.5
+ 0x7fffffff * 0.707106781186548, // 3.0
+ 0x7fffffff * 0.594603557501361 , // 4.5
+ };
+
+ if (addr < 0)
+ return;
+
+ vol = (100 - vol ) * scale / 100;
+
+ // Thanks to the comp.dsp newsgroup for this neat trick:
+ vol = vol >= muting ? 0: log2lin[vol&3]>>(vol>>2);
+
+ spin_lock_irqsave(&mgr->lock, flags);
+ emu10k1_set_control_gpr(card, addr, vol, 0);
+ spin_unlock_irqrestore(&mgr->lock, flags);
+}
+
+void emu10k1_dsp_irqhandler(struct emu10k1_card *card)
+{
+ unsigned long flags;
+
+ if (card->pt.state != PT_STATE_INACTIVE) {
+ u32 bc;
+ bc = sblive_readptr(card, GPR_BASE + card->pt.intr_gpr, 0);
+ if (bc != 0) {
+ spin_lock_irqsave(&card->lock, flags);
+ card->pt.blocks_played = bc;
+ if (card->pt.blocks_played >= card->pt.blocks_copied) {
+ DPF(1, "buffer underrun in passthrough playback\n");
+ emu10k1_pt_stop(card);
+ }
+ wake_up_interruptible(&card->pt.wait);
+ spin_unlock_irqrestore(&card->lock, flags);
+ DPD(3, "pt interrupt, bc = %d\n", bc);
+ }
+ }
+}
WRITE_EFX(card, (pc) * 2 + 1, ((op) << 20) | ((z) << 10) | (w)); \
++pc; } while (0)
+#define NUM_INPUTS 0x20
+#define NUM_OUTPUTS 0x20
+#define NUM_GPRS 0x100
+#define GPR_NAME_SIZE 32
+#define PATCH_NAME_SIZE 32
+
+struct dsp_rpatch {
+ char name[PATCH_NAME_SIZE];
+ u16 code_start;
+ u16 code_size;
+
+ u32 gpr_used[NUM_GPRS / 32];
+ u32 gpr_input[NUM_GPRS / 32];
+ u32 route[NUM_OUTPUTS];
+ u32 route_v[NUM_OUTPUTS];
+};
+
+struct dsp_patch {
+ char name[PATCH_NAME_SIZE];
+ u8 id;
+ u32 input; /* bitmap of the lines used as inputs */
+ u32 output; /* bitmap of the lines used as outputs */
+ u16 code_start;
+ u16 code_size;
+
+ u32 gpr_used[NUM_GPRS / 32]; /* bitmap of used gprs */
+ u32 gpr_input[NUM_GPRS / 32];
+ u8 traml_istart; /* starting address of the internal tram lines used */ u8 traml_isize; /* number of internal tram lines used */
+
+ u8 traml_estart;
+ u8 traml_esize;
+
+ u16 tramb_istart; /* starting address of the internal tram memory used */
+ u16 tramb_isize; /* amount of internal memory used */
+ u32 tramb_estart;
+ u32 tramb_esize;
+};
+
+struct dsp_gpr {
+ u8 type; /* gpr type, STATIC, DYNAMIC, INPUT, OUTPUT, CONTROL */
+ char name[GPR_NAME_SIZE]; /* gpr value, only valid for control gprs */
+ s32 min, max; /* value range for this gpr, only valid for control gprs */
+ u8 line; /* which input/output line is the gpr attached, only valid for input/output gprs */
+ u8 usage;
+};
+
+enum {
+ GPR_TYPE_NULL = 0,
+ GPR_TYPE_IO,
+ GPR_TYPE_STATIC,
+ GPR_TYPE_DYNAMIC,
+ GPR_TYPE_CONTROL,
+ GPR_TYPE_CONSTANT
+};
+
+#define GPR_BASE 0x100
+#define OUTPUT_BASE 0x20
+
+//We can get this info by looking at the code start
+//#define PATCH_TYPE_INPUT 0x1
+//#define PATCH_TYPE_OUTPUT 0x2
+
+#define MAX_PATCHES_PAGES 32
+
+struct patch_manager {
+ void *patch[MAX_PATCHES_PAGES];
+ int current_pages;
+ struct dsp_rpatch rpatch;
+ struct dsp_gpr gpr[NUM_GPRS]; /* gpr usage table */
+ spinlock_t lock;
+ s16 ctrl_gpr[SOUND_MIXER_NRDEVICES][2];
+};
+
+
+#define PATCHES_PER_PAGE (PAGE_SIZE / sizeof(struct dsp_patch))
+
+#define PATCH(mgr, i) ((struct dsp_patch *) (mgr)->patch[(i) / PATCHES_PER_PAGE] + (i) % PATCHES_PER_PAGE)
+
+/* PCM volume control */
+#define TMP_PCM_L 0x100 //temp PCM L (after the vol control)
+#define TMP_PCM_R 0x101
+#define VOL_PCM_L 0x102 //vol PCM
+#define VOL_PCM_R 0x103
+
+/* Routing patch */
+#define TMP_AC_L 0x104 //tmp ac97 out
+#define TMP_AC_R 0x105
+#define TMP_REAR_L 0x106 //output - Temp Rear
+#define TMP_REAR_R 0x107
+#define TMP_DIGI_L 0x108 //output - Temp digital
+#define TMP_DIGI_R 0x109
+#define DSP_VOL_L 0x10a // main dsp volume
+#define DSP_VOL_R 0x10b
+
+/* hw inputs */
+#define PCM_IN_L 0x00
+#define PCM_IN_R 0x01
+
+#define PCM1_IN_L 0x04
+#define PCM1_IN_R 0x05
+
+#define AC97_IN_L 0x10
+#define AC97_IN_R 0x11
+#define SPDIF_CD_L 0x12
+#define SPDIF_CD_R 0x13
+
+/* hw outputs */
+#define AC97_FRONT_L 0x20
+#define AC97_FRONT_R 0x21
+#define DIGITAL_OUT_L 0x22
+#define DIGITAL_OUT_R 0x23
+#define ANALOG_REAR_L 0x28
+#define ANALOG_REAR_R 0x29
+#define ADC_REC_L 0x2a
+#define ADC_REC_R 0x2b
+
+#define INPUT_PATCH_START(patch, nm, ln, i) \
+do { \
+ patch = PATCH(mgr, patch_n); \
+ strcpy(patch->name, nm); \
+ patch->code_start = pc * 2; \
+ patch->input = (1<<(0x1f&ln)); \
+ patch->output= (1<<(0x1f&ln)); \
+ patch->id = i; \
+} while(0)
+
+#define INPUT_PATCH_END(patch) \
+do { \
+ patch->code_size = pc * 2 - patch->code_start; \
+ patch_n++; \
+} while(0)
+
+
+#define ROUTING_PATCH_START(patch, nm) \
+do { \
+ patch = &mgr->rpatch; \
+ strcpy(patch->name, nm); \
+ patch->code_start = pc * 2; \
+} while(0)
+
+#define ROUTING_PATCH_END(patch) \
+do { \
+ patch->code_size = pc * 2 - patch->code_start; \
+} while(0)
+
+#define CONNECT(input, output) set_bit(input, &rpatch->route[(output) - OUTPUT_BASE]);
+
+#define CONNECT_V(input, output) set_bit(input, &rpatch->route_v[(output) - OUTPUT_BASE]);
+
+#define OUTPUT_PATCH_START(patch, nm, ln, i) \
+do { \
+ patch = PATCH(mgr, patch_n); \
+ strcpy(patch->name, nm); \
+ patch->code_start = pc * 2; \
+ patch->input = (1<<(0x1f&ln)); \
+ patch->output= (1<<(0x1f&ln)); \
+ patch->id = i; \
+} while(0)
+
+#define OUTPUT_PATCH_END(patch) \
+do { \
+ patch->code_size = pc * 2 - patch->code_start; \
+ patch_n++; \
+} while(0)
+
+#define GET_OUTPUT_GPR(patch, g, ln) \
+do { \
+ mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_IO; \
+ mgr->gpr[(g) - GPR_BASE].usage++; \
+ mgr->gpr[(g) - GPR_BASE].line = ln; \
+ set_bit((g) - GPR_BASE, patch->gpr_used); \
+} while(0)
+
+#define GET_INPUT_GPR(patch, g, ln) \
+do { \
+ mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_IO; \
+ mgr->gpr[(g) - GPR_BASE].usage++; \
+ mgr->gpr[(g) - GPR_BASE].line = ln; \
+ set_bit((g) - GPR_BASE, patch->gpr_used); \
+ set_bit((g) - GPR_BASE, patch->gpr_input); \
+} while(0)
+
+#define GET_DYNAMIC_GPR(patch, g) \
+do { \
+ mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_DYNAMIC; \
+ mgr->gpr[(g) - GPR_BASE].usage++; \
+ set_bit((g) - GPR_BASE, patch->gpr_used); \
+} while(0)
+
+#define GET_CONTROL_GPR(patch, g, nm, a, b) \
+do { \
+ strcpy(mgr->gpr[(g) - GPR_BASE].name, nm); \
+ mgr->gpr[(g) - GPR_BASE].type = GPR_TYPE_CONTROL; \
+ mgr->gpr[(g) - GPR_BASE].usage++; \
+ mgr->gpr[(g) - GPR_BASE].min = a; \
+ mgr->gpr[(g) - GPR_BASE].max = b; \
+ sblive_writeptr(card, g, 0, b); \
+ set_bit((g) - GPR_BASE, patch->gpr_used); \
+} while(0)
#endif /* _EFXMGR_H */
+++ /dev/null
-#ifndef __EMU_WRAPPER_H
-#define __EMU_WRAPPER_H
-
-#define vma_get_pgoff(v) ((v)->vm_pgoff)
-
-#define PCI_SET_DMA_MASK(pdev,mask) (((pdev)->dma_mask) = (mask))
-
-#endif
}
}
-int sblive_readac97(struct emu10k1_card *card, u8 index, u16 * data)
+u16 emu10k1_ac97_read(struct ac97_codec *codec, u8 reg)
{
+ struct emu10k1_card *card = codec->private_data;
+ u16 data;
unsigned long flags;
spin_lock_irqsave(&card->lock, flags);
- outb(index, card->iobase + AC97ADDRESS);
- *data = inw(card->iobase + AC97DATA);
+ outb(reg, card->iobase + AC97ADDRESS);
+ data = inw(card->iobase + AC97DATA);
spin_unlock_irqrestore(&card->lock, flags);
- return 0;
-}
-
-int sblive_writeac97(struct emu10k1_card *card, u8 index, u16 data)
-{
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
-
- outb(index, card->iobase + AC97ADDRESS);
- outw(data, card->iobase + AC97DATA);
-
- spin_unlock_irqrestore(&card->lock, flags);
-
- return 0;
+ return data;
}
-int sblive_rmwac97(struct emu10k1_card *card, u8 index, u16 data, u16 mask)
+void emu10k1_ac97_write(struct ac97_codec *codec, u8 reg, u16 value)
{
- u16 temp;
+ struct emu10k1_card *card = codec->private_data;
unsigned long flags;
spin_lock_irqsave(&card->lock, flags);
- outb(index, card->iobase + AC97ADDRESS);
- temp = inw(card->iobase + AC97DATA);
- temp &= ~mask;
- data &= mask;
- temp |= data;
- outw(temp, card->iobase + AC97DATA);
+ outb(reg, card->iobase + AC97ADDRESS);
+ outw(value, card->iobase + AC97DATA);
spin_unlock_irqrestore(&card->lock, flags);
-
- return 0;
}
/*********************************************************
#include <linux/fs.h>
#include <linux/sound.h>
#include <linux/soundcard.h>
+#include <linux/ac97_codec.h>
#include <linux/pci.h>
-#include "emu_wrapper.h"
+#include "passthrough.h"
+#include "efxmgr.h"
+#include "midi.h"
#define EMUPAGESIZE 4096 /* don't change */
#define NUM_G 64 /* use all channels */
u32 fxwc;
};
+#define CMD_READ 1
+#define CMD_WRITE 2
+
+struct mixer_private_ioctl {
+ u32 cmd;
+ u32 val[90];
+};
+
+/* bogus ioctls numbers to escape from OSS mixer limitations */
+#define CMD_WRITEFN0 _IOW('D', 0, struct mixer_private_ioctl)
+#define CMD_READFN0 _IOR('D', 1, struct mixer_private_ioctl)
+#define CMD_WRITEPTR _IOW('D', 2, struct mixer_private_ioctl)
+#define CMD_READPTR _IOR('D', 3, struct mixer_private_ioctl)
+#define CMD_SETRECSRC _IOW('D', 4, struct mixer_private_ioctl)
+#define CMD_GETRECSRC _IOR('D', 5, struct mixer_private_ioctl)
+#define CMD_GETVOICEPARAM _IOR('D', 6, struct mixer_private_ioctl)
+#define CMD_SETVOICEPARAM _IOW('D', 7, struct mixer_private_ioctl)
+#define CMD_GETPATCH _IOR('D', 8, struct mixer_private_ioctl)
+#define CMD_GETGPR _IOR('D', 9, struct mixer_private_ioctl)
+#define CMD_GETCTLGPR _IOR('D', 10, struct mixer_private_ioctl)
+#define CMD_SETPATCH _IOW('D', 11, struct mixer_private_ioctl)
+#define CMD_SETGPR _IOW('D', 12, struct mixer_private_ioctl)
+#define CMD_SETCTLGPR _IOW('D', 13, struct mixer_private_ioctl)
+#define CMD_SETGPOUT _IOW('D', 14, struct mixer_private_ioctl)
+#define CMD_GETGPR2OSS _IOR('D', 15, struct mixer_private_ioctl)
+#define CMD_SETGPR2OSS _IOW('D', 16, struct mixer_private_ioctl)
+#define CMD_SETMCH_FX _IOW('D', 17, struct mixer_private_ioctl)
+#define CMD_SETPASSTHROUGH _IOW('D', 18, struct mixer_private_ioctl)
+
+struct oss_scaling {
+ char scale, muting;
+};
struct emu10k1_card
{
unsigned short model;
unsigned int irq;
- int audio_num;
- int audio1_num;
- int mixer_num;
- int midi_num;
+ int audio_dev;
+ int audio_dev1;
+ int midi_dev;
+#ifdef EMU10K1_SEQUENCER
+ int seq_dev;
+ struct emu10k1_mididevice *seq_mididev;
+#endif
+ struct ac97_codec ac97;
+ int ac97_supported_mixers;
+ int ac97_stereo_mixers;
+
+ /* Number of first fx voice for multichannel output */
+ u8 mchannel_fx;
struct emu10k1_waveout waveout;
struct emu10k1_wavein wavein;
struct emu10k1_mpuout *mpuout;
struct emu10k1_mpuin *mpuin;
- u16 arrwVol[SOUND_MIXER_NRDEVICES + 1];
- /* array is used from the member 1 to save (-1) operation */
- u32 digmix[9 * 6 * 2];
- unsigned int modcnt;
struct semaphore open_sem;
mode_t open_mode;
wait_queue_head_t open_wait;
u8 chiprev; /* Chip revision */
int isaps;
+
+ struct patch_manager mgr;
+ struct pt_data pt;
};
int emu10k1_addxmgr_alloc(u32, struct emu10k1_card *);
void emu10k1_addxmgr_free(struct emu10k1_card *, int);
-#ifdef PRIVATE_PCM_VOLUME
-
-#define MAX_PCM_CHANNELS NUM_G
-struct sblive_pcm_volume_rec {
- struct files_struct *files; // identification of the same thread
- u8 attn_l; // attenuation for left channel
- u8 attn_r; // attenuation for right channel
- u16 mixer; // saved mixer value for return
- u8 channel_l; // idx of left channel
- u8 channel_r; // idx of right channel
- int opened; // counter - locks element
-};
-extern struct sblive_pcm_volume_rec sblive_pcm_volume[];
-extern u16 pcm_last_mixer;
-#endif
+
+
+int emu10k1_find_control_gpr(struct patch_manager *, const char *, const char *);
+void emu10k1_set_control_gpr(struct emu10k1_card *, int , s32, int );
+
+void emu10k1_set_volume_gpr(struct emu10k1_card *, int, s32, int, int);
+
+
+#define VOL_6BIT 0x40,0x40
+#define VOL_5BIT 0x20,0x20
+#define VOL_4BIT 0x10,0x7f
#define TIMEOUT 16384
void emu10k1_set_stop_on_loop(struct emu10k1_card *, u32);
void emu10k1_clear_stop_on_loop(struct emu10k1_card *, u32);
-/* AC97 Mixer access function */
-int sblive_readac97(struct emu10k1_card *, u8, u16 *);
-int sblive_writeac97(struct emu10k1_card *, u8, u16);
-int sblive_rmwac97(struct emu10k1_card *, u8, u16, u16);
+/* AC97 Codec register access function */
+u16 emu10k1_ac97_read(struct ac97_codec *, u8);
+void emu10k1_ac97_write(struct ac97_codec *, u8, u16);
/* MPU access function*/
int emu10k1_mpu_write_data(struct emu10k1_card *, u8);
struct wave_format
{
+ int id;
int samplingrate;
u8 bitsperchannel;
- u8 channels; /* 1 = Mono, 2 = Stereo */
+ u8 channels; /* 1 = Mono, 2 = Stereo, 3, ... = Multichannel */
u8 bytesperchannel;
+ u8 bytespervoicesample;
u8 bytespersample;
int bytespersec;
+ u8 passthrough;
};
/* emu10k1_wave states */
void emu10k1_interrupt(int irq, void *dev_id, struct pt_regs *regs)
{
struct emu10k1_card *card = (struct emu10k1_card *) dev_id;
- u32 irqstatus, tmp;
-
- if (!(irqstatus = emu10k1_readfn0(card, IPR)))
- return;
+ u32 irqstatus;
DPD(4, "emu10k1_interrupt called, irq = %u\n", irq);
** - Eric
*/
- do {
- DPD(4, "irq status %x\n", irqstatus);
+ while ((irqstatus = inl(card->iobase + IPR))) {
+ DPD(4, "irq status %#x\n", irqstatus);
- tmp = irqstatus;
+ /* acknowledge interrupt */
+ outl(irqstatus, card->iobase + IPR);
if (irqstatus & IRQTYPE_TIMER) {
emu10k1_timer_irqhandler(card);
irqstatus &= ~IRQTYPE_TIMER;
}
+ if (irqstatus & IRQTYPE_DSP) {
+ emu10k1_dsp_irqhandler(card);
+ irqstatus &= ~IRQTYPE_DSP;
+ }
+
if (irqstatus & IRQTYPE_MPUIN) {
emu10k1_mpuin_irqhandler(card);
irqstatus &= ~IRQTYPE_MPUIN;
irqstatus &= ~IRQTYPE_MPUOUT;
}
- if (irqstatus)
- emu10k1_irq_disable(card, irqstatus);
+ if (irqstatus & IPR_MUTE) {
+ emu10k1_mute_irqhandler(card);
+ irqstatus &=~IPR_MUTE;
+ }
- emu10k1_writefn0(card, IPR, tmp);
+ if (irqstatus & IPR_VOLINCR) {
+ emu10k1_volincr_irqhandler(card);
+ irqstatus &=~IPR_VOLINCR;
+ }
- } while ((irqstatus = emu10k1_readfn0(card, IPR)));
+ if (irqstatus & IPR_VOLDECR) {
+ emu10k1_voldecr_irqhandler(card);
+ irqstatus &=~IPR_VOLDECR;
+ }
- return;
+ if (irqstatus)
+ emu10k1_irq_disable(card, irqstatus);
+ }
}
-
#define IRQTYPE_DSP IPR_FXDSP
void emu10k1_timer_irqhandler(struct emu10k1_card *);
+void emu10k1_dsp_irqhandler(struct emu10k1_card *);
+void emu10k1_mute_irqhandler(struct emu10k1_card *);
+void emu10k1_volincr_irqhandler(struct emu10k1_card *);
+void emu10k1_voldecr_irqhandler(struct emu10k1_card *);
#endif /* _IRQ_H */
--- /dev/null
+/*
+ **********************************************************************
+ * joystick.c - Creative EMU10K1 Joystick port driver
+ * Copyright 2000 Rui Sousa.
+ *
+ **********************************************************************
+ *
+ * Date Author Summary of changes
+ * ---- ------ ------------------
+ * April 1, 2000 Rui Sousa initial version
+ * April 28, 2000 Rui Sousa fixed a kernel oops,
+ * make use of kcompat24 for
+ * 2.2 kernels compatibility.
+ * May 1, 2000 Rui Sousa improved kernel compatibility
+ * layer.
+ *
+ **********************************************************************
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
+ * USA.
+ *
+ **********************************************************************/
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/version.h>
+#include <linux/pci.h>
+#include <linux/slab.h>
+#include <linux/ioport.h>
+#include <linux/list.h>
+
+#define DRIVER_VERSION "0.3.1"
+
+#ifndef PCI_VENDOR_ID_CREATIVE
+#define PCI_VENDOR_ID_CREATIVE 0x1102
+#endif
+
+#ifndef PCI_DEVICE_ID_CREATIVE_EMU10K1_JOYSTICK
+#define PCI_DEVICE_ID_CREATIVE_EMU10K1_JOYSTICK 0x7002
+#endif
+
+/* PCI function 1 registers, address = <val> + PCIBASE1 */
+
+#define JOYSTICK1 0x00 /* Analog joystick port register */
+#define JOYSTICK2 0x01 /* Analog joystick port register */
+#define JOYSTICK3 0x02 /* Analog joystick port register */
+#define JOYSTICK4 0x03 /* Analog joystick port register */
+#define JOYSTICK5 0x04 /* Analog joystick port register */
+#define JOYSTICK6 0x05 /* Analog joystick port register */
+#define JOYSTICK7 0x06 /* Analog joystick port register */
+#define JOYSTICK8 0x07 /* Analog joystick port register */
+
+/* When writing, any write causes JOYSTICK_COMPARATOR output enable to be pulsed on write. */
+/* When reading, use these bitfields: */
+#define JOYSTICK_BUTTONS 0x0f /* Joystick button data */
+#define JOYSTICK_COMPARATOR 0xf0 /* Joystick comparator data */
+
+#define NR_DEV 5
+
+static int io[NR_DEV] = { 0, };
+
+enum {
+ EMU10K1_JOYSTICK = 0
+};
+
+static char *card_names[] = {
+ "EMU10K1 Joystick Port"
+};
+
+static struct pci_device_id emu10k1_joy_pci_tbl[] __devinitdata = {
+ {PCI_VENDOR_ID_CREATIVE, PCI_DEVICE_ID_CREATIVE_EMU10K1_JOYSTICK,
+ PCI_ANY_ID, PCI_ANY_ID, 0, 0, EMU10K1_JOYSTICK},
+ {0,}
+};
+
+MODULE_DEVICE_TABLE(pci, emu10k1_joy_pci_tbl);
+
+struct emu10k1_joy_card {
+ struct list_head list;
+
+ struct pci_dev *pci_dev;
+ unsigned long iobase;
+ unsigned long length;
+ u8 addr_changed;
+};
+
+static LIST_HEAD(emu10k1_joy_devs);
+static unsigned int devindex = 0;
+
+/* Driver initialization routine */
+static int __devinit emu10k1_joy_probe(struct pci_dev *pci_dev, const struct pci_device_id *pci_id)
+{
+ struct emu10k1_joy_card *card;
+ u16 model;
+ u8 chiprev;
+
+ if ((card = kmalloc(sizeof(struct emu10k1_joy_card), GFP_KERNEL)) == NULL) {
+ printk(KERN_ERR "emu10k1-joy: out of memory\n");
+ return -ENOMEM;
+ }
+ memset(card, 0, sizeof(struct emu10k1_joy_card));
+
+ if (pci_enable_device(pci_dev)) {
+ printk(KERN_ERR "emu10k1-joy: couldn't enable device\n");
+ kfree(card);
+ return -ENODEV;
+ }
+
+ card->iobase = pci_resource_start(pci_dev, 0);
+ card->length = pci_resource_len(pci_dev, 0);
+
+ if (request_region(card->iobase, card->length, card_names[pci_id->driver_data])
+ == NULL) {
+ printk(KERN_ERR "emu10k1-joy: IO space in use\n");
+ kfree(card);
+ return -ENODEV;
+ }
+
+ pci_set_drvdata(pci_dev, card);
+
+ card->pci_dev = pci_dev;
+ card->addr_changed = 0;
+
+ pci_read_config_byte(pci_dev, PCI_REVISION_ID, &chiprev);
+ pci_read_config_word(pci_dev, PCI_SUBSYSTEM_ID, &model);
+
+ printk(KERN_INFO "emu10k1-joy: %s rev %d model 0x%x found, IO at 0x%04lx-0x%04lx\n",
+ card_names[pci_id->driver_data], chiprev, model, card->iobase,
+ card->iobase + card->length - 1);
+
+ if (io[devindex]) {
+ if ((io[devindex] & ~0x18) != 0x200) {
+ printk(KERN_ERR "emu10k1-joy: invalid io value\n");
+ release_region(card->iobase, card->length);
+ kfree(card);
+ return -ENODEV;
+ }
+
+ card->addr_changed = 1;
+ pci_write_config_dword(pci_dev, PCI_BASE_ADDRESS_0, io[devindex]);
+ printk(KERN_INFO "emu10k1-joy: IO ports mirrored at 0x%03x\n", io[devindex]);
+ }
+
+ list_add(&card->list, &emu10k1_joy_devs);
+ devindex++;
+
+ return 0;
+}
+
+static void __devexit emu10k1_joy_remove(struct pci_dev *pci_dev)
+{
+ struct emu10k1_joy_card *card = pci_get_drvdata(pci_dev);
+
+ if(card->addr_changed)
+ pci_write_config_dword(pci_dev, PCI_BASE_ADDRESS_0, card->iobase);
+
+ release_region(card->iobase, card->length);
+
+ list_del(&card->list);
+ kfree(card);
+ pci_set_drvdata(pci_dev, NULL);
+}
+
+MODULE_PARM(io, "1-" __MODULE_STRING(NR_DEV) "i");
+MODULE_PARM_DESC(io, "sets joystick port address");
+MODULE_AUTHOR("Rui Sousa (Email to: emu10k1-devel@opensource.creative.com)");
+MODULE_DESCRIPTION("Creative EMU10K1 PCI Joystick Port v" DRIVER_VERSION
+ "\nCopyright (C) 2000 Rui Sousa");
+
+static struct pci_driver emu10k1_joy_pci_driver = {
+ name:"emu10k1 joystick",
+ id_table:emu10k1_joy_pci_tbl,
+ probe:emu10k1_joy_probe,
+ remove:emu10k1_joy_remove,
+};
+
+static int __init emu10k1_joy_init_module(void)
+{
+ printk(KERN_INFO "Creative EMU10K1 PCI Joystick Port, version " DRIVER_VERSION ", " __TIME__
+ " " __DATE__ "\n");
+
+ return pci_module_init(&emu10k1_joy_pci_driver);
+}
+
+static void __exit emu10k1_joy_cleanup_module(void)
+{
+ pci_unregister_driver(&emu10k1_joy_pci_driver);
+ return;
+}
+
+module_init(emu10k1_joy_init_module);
+module_exit(emu10k1_joy_cleanup_module);
**********************************************************************
*
* Supported devices:
- * /dev/dsp: Standard /dev/dsp device, OSS-compatible
- * /dev/mixer: Standard /dev/mixer device, OSS-compatible
- * /dev/midi: Raw MIDI UART device, mostly OSS-compatible
+ * /dev/dsp: Standard /dev/dsp device, OSS-compatible
+ * /dev/dsp1: Routes to rear speakers only
+ * /dev/mixer: Standard /dev/mixer device, OSS-compatible
+ * /dev/midi: Raw MIDI UART device, mostly OSS-compatible
+ * /dev/sequencer: Sequencer Interface (requires sound.o)
*
* Revision history:
* 0.1 beta Initial release
* moved bh's to tasklets, moved to the new PCI driver initialization style.
* 0.6 Make use of pci_alloc_consistent, improve compatibility layer for 2.2 kernels,
* code reorganization and cleanup.
- * 0.7 Support for the Emu-APS. Bug fixes for voice cache setup, mmaped sound + poll().
- * Support for setting external TRAM size.
- *
- **********************************************************************
- */
+ * 0.7 Support for the Emu-APS. Bug fixes for voice cache setup, mmaped sound + poll().
+ * Support for setting external TRAM size.
+ * 0.8 Make use of the kernel ac97 interface. Support for a dsp patch manager.
+ * 0.9 Re-enables rear speakers volume controls
+ * 0.10 Initializes rear speaker volume.
+ * Dynamic patch storage allocation.
+ * New private ioctls to change control gpr values.
+ * Enable volume control interrupts.
+ * By default enable dsp routes to digital out.
+ * 0.11 Fixed fx / 4 problem.
+ * 0.12 Implemented mmaped for recording.
+ * Fixed bug: not unreserving mmaped buffer pages.
+ * IRQ handler cleanup.
+ * 0.13 Fixed problem with dsp1
+ * Simplified dsp patch writing (inside the driver)
+ * Fixed several bugs found by the Stanford tools
+ * 0.14 New control gpr to oss mixer mapping feature (Chris Purnell)
+ * Added AC3 Passthrough Support (Juha Yrjola)
+ * Added Support for 5.1 cards (digital out and the third analog out)
+ * 0.15 Added Sequencer Support (Daniel Mack)
+ * Support for multichannel pcm playback (Eduard Hasenleithner)
+ *
+ *********************************************************************/
/* These are only included once per module */
#include <linux/version.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/delay.h>
+#include <linux/proc_fs.h>
#include "hwaccess.h"
#include "8010.h"
#include "recmgr.h"
#include "ecard.h"
-#define DRIVER_VERSION "0.7"
+
+#ifdef EMU10K1_SEQUENCER
+#define MIDI_SYNTH_NAME "EMU10K1 MIDI"
+#define MIDI_SYNTH_CAPS SYNTH_CAP_INPUT
+
+#include "sound_config.h"
+#include "midi_synth.h"
+
+/* this should be in dev_table.h */
+#define SNDCARD_EMU10K1 46
+#endif
+
+#define DRIVER_VERSION "0.15"
/* FIXME: is this right? */
/* does the card support 32 bit bus master?*/
extern struct file_operations emu10k1_mixer_fops;
extern struct file_operations emu10k1_midi_fops;
+#ifdef EMU10K1_SEQUENCER
+static struct midi_operations emu10k1_midi_operations;
+#endif
+
extern void emu10k1_interrupt(int, void *, struct pt_regs *s);
-extern int emu10k1_mixer_wrch(struct emu10k1_card *, unsigned int, int);
-static void __devinit audio_init(struct emu10k1_card *card)
+static int __devinit emu10k1_audio_init(struct emu10k1_card *card)
{
+ card->audio_dev = register_sound_dsp(&emu10k1_audio_fops, -1);
+ if (card->audio_dev < 0) {
+ printk(KERN_ERR "emu10k1: cannot register first audio device!\n");
+ goto err_dev;
+ }
+
+ card->audio_dev1 = register_sound_dsp(&emu10k1_audio_fops, -1);
+ if (card->audio_dev1 < 0) {
+ printk(KERN_ERR "emu10k1: cannot register second audio device!\n");
+ goto err_dev1;
+ }
+
/* Assign default playback voice parameters */
+ card->mchannel_fx = 8;
/* mono voice */
- card->waveout.send_a[0] = 0x00;
+ card->waveout.send_a[0] = 0xff;
card->waveout.send_b[0] = 0xff;
- card->waveout.send_c[0] = 0xff;
+ card->waveout.send_c[0] = 0x00;
card->waveout.send_d[0] = 0x00;
- card->waveout.send_routing[0] = 0xd01c;
+ card->waveout.send_routing[0] = 0x3210;
/* stereo voice */
- card->waveout.send_a[1] = 0x00;
- card->waveout.send_b[1] = 0x00;
- card->waveout.send_c[1] = 0xff;
- card->waveout.send_d[1] = 0x00;
- card->waveout.send_routing[1] = 0xd01c;
-
+ /* left */
+ card->waveout.send_a[1] = 0xff;
+ card->waveout.send_b[1] = 0x00;
+ card->waveout.send_c[1] = 0x00;
+ card->waveout.send_d[1] = 0x00;
+ card->waveout.send_routing[1] = 0x3210;
+
+ /* right */
card->waveout.send_a[2] = 0x00;
- card->waveout.send_b[2] = 0xff;
- card->waveout.send_c[2] = 0x00;
- card->waveout.send_d[2] = 0x00;
- card->waveout.send_routing[2] = 0xd01c;
+ card->waveout.send_b[2] = 0xff;
+ card->waveout.send_c[2] = 0x00;
+ card->waveout.send_d[2] = 0x00;
+ card->waveout.send_routing[2] = 0x3210;
/* Assign default recording parameters */
+ /* FIXME */
if(card->isaps)
card->wavein.recsrc = WAVERECORD_FX;
else
card->wavein.recsrc = WAVERECORD_AC97;
card->wavein.fxwc = 0x0003;
+ return 0;
- return;
+err_dev1:
+ unregister_sound_dsp(card->audio_dev);
+err_dev:
+ return -ENODEV;
}
-static void __devinit mixer_init(struct emu10k1_card *card)
+static void __devinit emu10k1_audio_cleanup(struct emu10k1_card *card)
{
- int count;
- struct initvol {
- int mixch;
- int vol;
- } initvol[] = {
- {
- SOUND_MIXER_VOLUME, 0x5050}, {
- SOUND_MIXER_OGAIN, 0x3232}, {
- SOUND_MIXER_SPEAKER, 0x3232}, {
- SOUND_MIXER_PHONEIN, 0x3232}, {
- SOUND_MIXER_MIC, 0x0000}, {
- SOUND_MIXER_LINE, 0x0000}, {
- SOUND_MIXER_CD, 0x4b4b}, {
- SOUND_MIXER_LINE1, 0x4b4b}, {
- SOUND_MIXER_LINE3, 0x3232}, {
- SOUND_MIXER_DIGITAL1, 0x6464}, {
- SOUND_MIXER_DIGITAL2, 0x6464}, {
- SOUND_MIXER_PCM, 0x6464}, {
- SOUND_MIXER_RECLEV, 0x0404}, {
- SOUND_MIXER_TREBLE, 0x3232}, {
- SOUND_MIXER_BASS, 0x3232}, {
- SOUND_MIXER_LINE2, 0x4b4b}};
-
- int initdig[] = { 0, 1, 2, 3, 6, 7, 18, 19, 20, 21, 24, 25, 72, 73, 74, 75, 78, 79,
- 94, 95
- };
-
- for (count = 0; count < sizeof(card->digmix) / sizeof(card->digmix[0]); count++) {
- card->digmix[count] = 0x80000000;
- sblive_writeptr(card, FXGPREGBASE + 0x10 + count, 0, 0);
- }
-
- card->modcnt = 0; // Should this be here or in open() ?
+ unregister_sound_dsp(card->audio_dev1);
+ unregister_sound_dsp(card->audio_dev);
+}
- if (!card->isaps) {
+static int __devinit emu10k1_mixer_init(struct emu10k1_card *card)
+{
+ char s[32];
+ card->ac97.dev_mixer = register_sound_mixer(&emu10k1_mixer_fops, -1);
+ if (card->ac97.dev_mixer < 0) {
+ printk(KERN_ERR "emu10k1: cannot register mixer device\n");
+ return -EIO;
+ }
+
+ card->ac97.private_data = card;
+
+ if(!card->isaps) {
+ card->ac97.id = 0;
+ card->ac97.codec_read = emu10k1_ac97_read;
+ card->ac97.codec_write = emu10k1_ac97_write;
+
+ if (ac97_probe_codec (&card->ac97) == 0) {
+ printk(KERN_ERR "emu10k1: unable to probe AC97 codec\n");
+ goto err_out;
+ }
+ /* 5.1: Enable the additional AC97 Slots. If the emu10k1 version
+ does not support this, it shouldn't do any harm */
+ sblive_writeptr(card, AC97SLOT, 0, AC97SLOT_CNTR|AC97SLOT_LFE);
+
+
+ if (!proc_mkdir ("driver/emu10k1", 0)) {
+ printk(KERN_ERR "emu10k1: unable to create proc directory driver/emu10k1\n");
+ goto err_out;
+ }
- for (count = 0; count < sizeof(initdig) / sizeof(initdig[0]); count++) {
- card->digmix[initdig[count]] = 0x7fffffff;
- sblive_writeptr(card, FXGPREGBASE + 0x10 + initdig[count], 0, 0x7fffffff);
+ sprintf(s, "driver/emu10k1/%s", card->pci_dev->slot_name);
+ if (!proc_mkdir (s, 0)) {
+ printk(KERN_ERR "emu10k1: unable to create proc directory %s\n", s);
+ goto err_emu10k1_proc;
+ }
+
+ sprintf(s, "driver/emu10k1/%s/ac97", card->pci_dev->slot_name);
+ if (!create_proc_read_entry (s, 0, 0, ac97_read_proc, &card->ac97)) {
+ printk(KERN_ERR "emu10k1: unable to create proc entry %s\n", s);
+ goto err_ac97_proc;
}
- /* Reset */
- sblive_writeac97(card, AC97_RESET, 0);
+ card->ac97_supported_mixers = card->ac97.supported_mixers;
+ card->ac97_stereo_mixers = card->ac97.stereo_mixers;
+ }
-#if 0
- /* Check status word */
- {
- u16 reg;
+ return 0;
- sblive_readac97(card, AC97_RESET, ®);
- DPD(2, "RESET 0x%x\n", reg);
- sblive_readac97(card, AC97_MASTERTONE, ®);
- DPD(2, "MASTER_TONE 0x%x\n", reg);
- }
-#endif
+ err_ac97_proc:
+ sprintf(s, "driver/emu10k1/%s", card->pci_dev->slot_name);
+ remove_proc_entry(s, NULL);
- /* Set default recording source to mic in */
- sblive_writeac97(card, AC97_RECORDSELECT, 0);
+ err_emu10k1_proc:
+ remove_proc_entry("driver/emu10k1", NULL);
+ err_out:
+ unregister_sound_mixer (card->ac97.dev_mixer);
+ return -EIO;
+}
- /* Set default AC97 "PCM" volume to acceptable max */
- //sblive_writeac97(card, AC97_PCMOUTVOLUME, 0);
- //sblive_writeac97(card, AC97_LINE2, 0);
- }
+static void __devinit emu10k1_mixer_cleanup(struct emu10k1_card *card)
+{
+ char s[32];
- /* Set default volumes for all mixer channels */
+ if(!card->isaps) {
+ sprintf(s, "driver/emu10k1/%s/ac97", card->pci_dev->slot_name);
+ remove_proc_entry(s, NULL);
- for (count = 0; count < sizeof(initvol) / sizeof(initvol[0]); count++) {
- emu10k1_mixer_wrch(card, initvol[count].mixch, initvol[count].vol);
+ sprintf(s, "driver/emu10k1/%s", card->pci_dev->slot_name);
+ remove_proc_entry(s, NULL);
+
+ remove_proc_entry("driver/emu10k1", NULL);
}
- return;
+ unregister_sound_mixer (card->ac97.dev_mixer);
}
-static int __devinit midi_init(struct emu10k1_card *card)
+static int __devinit emu10k1_midi_init(struct emu10k1_card *card)
{
- if ((card->mpuout = kmalloc(sizeof(struct emu10k1_mpuout), GFP_KERNEL))
- == NULL) {
+ int ret;
+
+ card->midi_dev = register_sound_midi(&emu10k1_midi_fops, -1);
+ if (card->midi_dev < 0) {
+ printk(KERN_ERR "emu10k1: cannot register midi device!\n");
+ return -ENODEV;
+ }
+
+
+ card->mpuout = kmalloc(sizeof(struct emu10k1_mpuout), GFP_KERNEL);
+ if (card->mpuout == NULL) {
printk(KERN_WARNING "emu10k1: Unable to allocate emu10k1_mpuout: out of memory\n");
- return -1;
+ ret = -ENOMEM;
+ goto err_out1;
}
memset(card->mpuout, 0, sizeof(struct emu10k1_mpuout));
spin_lock_init(&card->mpuout->lock);
- if ((card->mpuin = kmalloc(sizeof(struct emu10k1_mpuin), GFP_KERNEL)) == NULL) {
- kfree(card->mpuout);
+ card->mpuin = kmalloc(sizeof(struct emu10k1_mpuin), GFP_KERNEL);
+ if (card->mpuin == NULL) {
printk(KERN_WARNING "emu10k1: Unable to allocate emu10k1_mpuin: out of memory\n");
- return -1;
+ ret = -ENOMEM;
+ goto err_out2;
}
memset(card->mpuin, 0, sizeof(struct emu10k1_mpuin));
/* Reset the MPU port */
if (emu10k1_mpu_reset(card) < 0) {
ERROR();
- return -1;
+ ret = -EIO;
+ goto err_out3;
+ }
+
+#ifdef EMU10K1_SEQUENCER
+ card->seq_dev = sound_alloc_mididev();
+ if(card->seq_dev == -1)
+ printk(KERN_WARNING "emu10k1: unable to register sequencer device!");
+ else {
+ std_midi_synth.midi_dev = card->seq_dev;
+ midi_devs[card->seq_dev] =
+ (struct midi_operations *)
+ kmalloc(sizeof(struct midi_operations), GFP_KERNEL);
+
+ if(midi_devs[card->seq_dev] == NULL) {
+ printk(KERN_ERR "emu10k1: unable to allocate memory!");
+ sound_unload_mididev(card->seq_dev);
+ card->seq_dev = -1;
+ return 0;
+ } else {
+ memcpy((char *)midi_devs[card->seq_dev],
+ (char *)&emu10k1_midi_operations,
+ sizeof(struct midi_operations));
+ midi_devs[card->seq_dev]->devc = card;
+ sequencer_init();
+ }
}
+ card->seq_mididev = 0;
+#endif
return 0;
+
+err_out3:
+ kfree(card->mpuin);
+err_out2:
+ kfree(card->mpuout);
+err_out1:
+ unregister_sound_midi(card->midi_dev);
+ return ret;
+}
+
+static void __devinit emu10k1_midi_cleanup(struct emu10k1_card *card)
+{
+ tasklet_unlock_wait(&card->mpuout->tasklet);
+ kfree(card->mpuout);
+
+ tasklet_unlock_wait(&card->mpuin->tasklet);
+ kfree(card->mpuin);
+
+#ifdef EMU10K1_SEQUENCER
+ if(card->seq_dev > -1) {
+ kfree(midi_devs[card->seq_dev]);
+ midi_devs[card->seq_dev] = NULL;
+ sound_unload_mididev(card->seq_dev);
+ card->seq_dev = -1;
+ }
+#endif
+
+ unregister_sound_midi(card->midi_dev);
}
static void __devinit voice_init(struct emu10k1_card *card)
for (i = 0; i < NUM_G; i++)
card->voicetable[i] = VOICE_USAGE_FREE;
-
- return;
}
static void __devinit timer_init(struct emu10k1_card *card)
INIT_LIST_HEAD(&card->timers);
card->timer_delay = TIMER_STOPPED;
card->timer_lock = SPIN_LOCK_UNLOCKED;
-
- return;
}
static void __devinit addxmgr_init(struct emu10k1_card *card)
/* This page is reserved by the driver */
card->emupagetable[0] = 0x8001;
card->emupagetable[1] = MAXPAGES - 1;
+}
- return;
+static void __devinit fx_cleanup(struct patch_manager *mgr)
+{
+ int i;
+ for(i = 0; i < mgr->current_pages; i++)
+ free_page((unsigned long) mgr->patch[i]);
}
-static void __devinit fx_init(struct emu10k1_card *card)
+static int __devinit fx_init(struct emu10k1_card *card)
{
- int i, j, k;
-#ifdef TONE_CONTROL
- int l;
-#endif
+ struct patch_manager *mgr = &card->mgr;
+ struct dsp_patch *patch;
+ struct dsp_rpatch *rpatch;
+ s32 left, right;
+ int i;
u32 pc = 0;
+ u32 patch_n;
+
+ for (i = 0; i < SOUND_MIXER_NRDEVICES; i++) {
+ mgr->ctrl_gpr[i][0] = -1;
+ mgr->ctrl_gpr[i][1] = -1;
+ }
for (i = 0; i < 512; i++)
OP(6, 0x40, 0x40, 0x40, 0x40);
TANKMEMADDRREGBASE + i, 0,
TAGLIST_END);
+ mgr->current_pages = 5 / PATCHES_PER_PAGE + 1;
+ for(i = 0; i < mgr->current_pages; i++) {
+ mgr->patch[i] = (void *)__get_free_pages(GFP_KERNEL, 1);
+ if (mgr->patch[i] == NULL) {
+ mgr->current_pages = i;
+ fx_cleanup(mgr);
+ return -ENOMEM;
+ }
+ memset(mgr->patch[i], 0, PAGE_SIZE);
+ }
+
pc = 0;
+ patch_n = 0;
+
+ /* FX volume correction */
+ INPUT_PATCH_START(patch, "Pcm L vol correction", 0x0, 0);
+ GET_OUTPUT_GPR(patch, 0x100, 0x0);
+
+ OP(4, 0x100, 0x40, PCM_IN_L, 0x44);
+ INPUT_PATCH_END(patch);
+
+
+ INPUT_PATCH_START(patch, "Pcm R vol correction", 0x1, 0);
+ GET_OUTPUT_GPR(patch, 0x101, 0x1);
+
+ OP(4, 0x101, 0x40, PCM_IN_R, 0x44);
+ INPUT_PATCH_END(patch);
+
+
+ ROUTING_PATCH_START(rpatch, "Routing");
+ GET_INPUT_GPR(rpatch, 0x100, 0x0);
+ GET_INPUT_GPR(rpatch, 0x101, 0x1);
+
+ GET_DYNAMIC_GPR(rpatch, 0x102);
+ GET_DYNAMIC_GPR(rpatch, 0x103);
+
+ GET_OUTPUT_GPR(rpatch, 0x104, 0x8);
+ GET_OUTPUT_GPR(rpatch, 0x105, 0x9);
+ GET_OUTPUT_GPR(rpatch, 0x10a, 0x2);
+ GET_OUTPUT_GPR(rpatch, 0x10b, 0x3);
+
+ GET_CONTROL_GPR(rpatch, 0x106, "Vol Pcm L:Rear L", 0, 0x7fffffff);
+ GET_CONTROL_GPR(rpatch, 0x107, "Vol Pcm R:Rear R", 0, 0x7fffffff);
+
+ /* input buffer */
+ OP(6, 0x102, AC97_IN_L, 0x40, 0x40);
+ OP(6, 0x103, AC97_IN_R, 0x40, 0x40);
+
+ /* Digital In + PCM --> AC97 out (front speakers)*/
+ OP(6, AC97_FRONT_L, 0x100, SPDIF_CD_L, 0x40);
+
+ CONNECT(PCM_IN_L, AC97_FRONT_L);
+ CONNECT(SPDIF_CD_L, AC97_FRONT_L);
+
+ OP(6, AC97_FRONT_R, 0x101, SPDIF_CD_R, 0x40);
+
+ CONNECT(PCM_IN_R, AC97_FRONT_R);
+ CONNECT(SPDIF_CD_R, AC97_FRONT_R);
+
+ /* Digital In + PCM + AC97 In + PCM1 --> Rear Channel */
+ OP(0, 0x104, PCM1_IN_L, 0x100, 0x106);
+ OP(6, 0x104, 0x104, SPDIF_CD_L, 0x102);
+
+ CONNECT(AC97_IN_L, ANALOG_REAR_L);
+ CONNECT_V(PCM_IN_L, ANALOG_REAR_L);
+ CONNECT(SPDIF_CD_L, ANALOG_REAR_L);
+ CONNECT(PCM1_IN_L, ANALOG_REAR_L);
+
+ OP(0, 0x105, PCM1_IN_R, 0x101, 0x107);
+ OP(6, 0x105, 0x105, SPDIF_CD_R, 0x103);
+
+ CONNECT(AC97_IN_R, ANALOG_REAR_R);
+ CONNECT_V(PCM_IN_R, ANALOG_REAR_R);
+ CONNECT(SPDIF_CD_R, ANALOG_REAR_R);
+ CONNECT(PCM1_IN_R, ANALOG_REAR_R);
+
+ /* Digital In + PCM + AC97 In --> Digital out */
+ OP(6, 0x10b, 0x100, 0x102, SPDIF_CD_L);
+
+ CONNECT(PCM_IN_L, DIGITAL_OUT_L);
+ CONNECT(AC97_IN_L, DIGITAL_OUT_L);
+ CONNECT(SPDIF_CD_L, DIGITAL_OUT_L);
+
+ OP(6, 0x10a, 0x101, 0x103, SPDIF_CD_R);
+
+ CONNECT(PCM_IN_R, DIGITAL_OUT_R);
+ CONNECT(AC97_IN_R, DIGITAL_OUT_R);
+ CONNECT(SPDIF_CD_R, DIGITAL_OUT_R);
+
+ /* AC97 In --> ADC Recording Buffer */
+ OP(6, ADC_REC_L, 0x102, 0x40, 0x40);
+
+ CONNECT(AC97_IN_L, ADC_REC_L);
+
+ OP(6, ADC_REC_R, 0x103, 0x40, 0x40);
+
+ CONNECT(AC97_IN_R, ADC_REC_R);
+
+ ROUTING_PATCH_END(rpatch);
+
+
+ // Master volume control on rear
+ OUTPUT_PATCH_START(patch, "Vol Master L", 0x8, 0);
+ GET_INPUT_GPR(patch, 0x104, 0x8);
+ GET_CONTROL_GPR(patch, 0x108, "Vol", 0, 0x7fffffff);
+
+ OP(0, ANALOG_REAR_L, 0x040, 0x104, 0x108);
+ OUTPUT_PATCH_END(patch);
+
+
+ OUTPUT_PATCH_START(patch, "Vol Master R", 0x9, 0);
+ GET_INPUT_GPR(patch, 0x105, 0x9);
+ GET_CONTROL_GPR(patch, 0x109, "Vol", 0, 0x7fffffff);
+
+ OP(0, ANALOG_REAR_R, 0x040, 0x105, 0x109);
+ OUTPUT_PATCH_END(patch);
+
+
+ //Master volume control on front-digital
+ OUTPUT_PATCH_START(patch, "Vol Master L", 0x2, 1);
+ GET_INPUT_GPR(patch, 0x10a, 0x2);
+ GET_CONTROL_GPR(patch, 0x108, "Vol", 0, 0x7fffffff);
+
+ OP(0, DIGITAL_OUT_L, 0x040, 0x10a, 0x108);
+ OUTPUT_PATCH_END(patch);
+
+
+ OUTPUT_PATCH_START(patch, "Vol Master R", 0x3, 1);
+ GET_INPUT_GPR(patch, 0x10b, 0x3);
+ GET_CONTROL_GPR(patch, 0x109, "Vol", 0, 0x7fffffff);
+
+ OP(0, DIGITAL_OUT_R, 0x040, 0x10b, 0x109);
+ OUTPUT_PATCH_END(patch);
+
+
+ /* delimiter patch */
+ patch = PATCH(mgr, patch_n);
+ patch->code_size = 0;
- for (j = 0; j < 2; j++) {
-
- OP(4, 0x100, 0x40, j, 0x44);
- OP(4, 0x101, 0x40, j + 2, 0x44);
-
- for (i = 0; i < 6; i++) {
- k = i * 18 + j;
- OP(0, 0x102, 0x40, 0x110 + k, 0x100);
- OP(0, 0x102, 0x102, 0x112 + k, 0x101);
- OP(0, 0x102, 0x102, 0x114 + k, 0x10 + j);
- OP(0, 0x102, 0x102, 0x116 + k, 0x12 + j);
- OP(0, 0x102, 0x102, 0x118 + k, 0x14 + j);
- OP(0, 0x102, 0x102, 0x11a + k, 0x16 + j);
- OP(0, 0x102, 0x102, 0x11c + k, 0x18 + j);
- OP(0, 0x102, 0x102, 0x11e + k, 0x1a + j);
-#ifdef TONE_CONTROL
- OP(0, 0x102, 0x102, 0x120 + k, 0x1c + j);
-
- k = 0x1a0 + i * 8 + j * 4;
- OP(0, 0x40, 0x40, 0x102, 0x180 + j);
- OP(7, k + 1, k, k + 1, 0x184 + j);
- OP(7, k, 0x102, k, 0x182 + j);
- OP(7, k + 3, k + 2, k + 3, 0x188 + j);
- OP(0, k + 2, 0x56, k + 2, 0x186 + j);
- OP(6, k + 2, k + 2, k + 2, 0x40);
-
- l = 0x1d0 + i * 8 + j * 4;
- OP(0, 0x40, 0x40, k + 2, 0x190 + j);
- OP(7, l + 1, l, l + 1, 0x194 + j);
- OP(7, l, k + 2, l, 0x192 + j);
- OP(7, l + 3, l + 2, l + 3, 0x198 + j);
- OP(0, l + 2, 0x56, l + 2, 0x196 + j);
- OP(4, l + 2, 0x40, l + 2, 0x46);
-
- if ((i == 0) && !card->isaps)
- OP(4, 0x20 + (i * 2) + j, 0x40, l + 2, 0x50); /* FIXME: Is this really needed? */
- else
- OP(6, 0x20 + (i * 2) + j, l + 2, 0x40, 0x40);
-#else
- OP(0, 0x20 + (i * 2) + j, 0x102, 0x120 + k, 0x1c + j);
-#endif
- }
- }
sblive_writeptr(card, DBG, 0, 0);
- return;
+ mgr->lock = SPIN_LOCK_UNLOCKED;
+
+ mgr->ctrl_gpr[SOUND_MIXER_VOLUME][0] = 8;
+ mgr->ctrl_gpr[SOUND_MIXER_VOLUME][1] = 9;
+
+ left = card->ac97.mixer_state[SOUND_MIXER_VOLUME] & 0xff;
+ right = (card->ac97.mixer_state[SOUND_MIXER_VOLUME] >> 8) & 0xff;
+
+ emu10k1_set_volume_gpr(card, 8, left, VOL_6BIT);
+ emu10k1_set_volume_gpr(card, 9, right, VOL_6BIT);
+
+ mgr->ctrl_gpr[SOUND_MIXER_PCM][0] = 6;
+ mgr->ctrl_gpr[SOUND_MIXER_PCM][1] = 7;
+
+ left = card->ac97.mixer_state[SOUND_MIXER_PCM] & 0xff;
+ right = (card->ac97.mixer_state[SOUND_MIXER_PCM] >> 8) & 0xff;
+
+ emu10k1_set_volume_gpr(card, 6, left, VOL_5BIT);
+ emu10k1_set_volume_gpr(card, 7, right, VOL_5BIT);
+
+ return 0;
}
static int __devinit hw_init(struct emu10k1_card *card)
{
int nCh;
u32 pagecount; /* tmp */
+ int ret;
/* Disable audio and lock cache */
emu10k1_writefn0(card, HCFG, HCFG_LOCKSOUNDCACHE | HCFG_LOCKTANKCACHE_MASK | HCFG_MUTEBUTTONENABLE);
TAGLIST_END);
- fx_init(card); /* initialize effects engine */
+ ret = fx_init(card); /* initialize effects engine */
+ if (ret < 0)
+ return ret;
card->tankmem.size = 0;
card->virtualpagetable.size = MAXPAGES * sizeof(u32);
- if ((card->virtualpagetable.addr = pci_alloc_consistent(card->pci_dev, card->virtualpagetable.size, &card->virtualpagetable.dma_handle)) ==
- NULL) {
+ card->virtualpagetable.addr = pci_alloc_consistent(card->pci_dev, card->virtualpagetable.size, &card->virtualpagetable.dma_handle);
+ if (card->virtualpagetable.addr == NULL) {
ERROR();
- return -1;
+ ret = -ENOMEM;
+ goto err0;
}
card->silentpage.size = EMUPAGESIZE;
- if ((card->silentpage.addr = pci_alloc_consistent(card->pci_dev, card->silentpage.size, &card->silentpage.dma_handle)) == NULL) {
+ card->silentpage.addr = pci_alloc_consistent(card->pci_dev, card->silentpage.size, &card->silentpage.dma_handle);
+ if (card->silentpage.addr == NULL) {
ERROR();
- pci_free_consistent(card->pci_dev, card->virtualpagetable.size, card->virtualpagetable.addr, card->virtualpagetable.dma_handle);
- return -1;
+ ret = -ENOMEM;
+ goto err1;
}
for (pagecount = 0; pagecount < MAXPAGES; pagecount++)
- ((u32 *) card->virtualpagetable.addr)[pagecount] =
- cpu_to_le32((card->silentpage.dma_handle * 2) | pagecount);
+ ((u32 *) card->virtualpagetable.addr)[pagecount] = cpu_to_le32((card->silentpage.dma_handle * 2) | pagecount);
/* Init page table & tank memory base register */
sblive_writeptr_tag(card, 0,
/* Lock Sound Memory = 0 */
/* Auto Mute = 1 */
- sblive_rmwac97(card, AC97_MASTERVOLUME, 0x8000, 0x8000);
-
- sblive_writeac97(card, AC97_MASTERVOLUME, 0);
- sblive_writeac97(card, AC97_PCMOUTVOLUME, 0);
-
- if(card->model == 0x20 || card->model == 0xc400 ||
+ if (card->model == 0x20 || card->model == 0xc400 ||
(card->model == 0x21 && card->chiprev < 6))
emu10k1_writefn0(card, HCFG, HCFG_AUDIOENABLE | HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE);
else
emu10k1_writefn0(card, HCFG, HCFG_AUDIOENABLE | HCFG_LOCKTANKCACHE_MASK | HCFG_AUTOMUTE | HCFG_JOYENABLE);
+ /* Enable Vol_Ctrl irqs */
+ emu10k1_irq_enable(card, INTE_VOLINCRENABLE | INTE_VOLDECRENABLE | INTE_MUTEENABLE | INTE_FXDSPENABLE);
+
/* FIXME: TOSLink detection */
card->has_toslink = 0;
+ /* Initialize digital passthrough variables */
+ card->pt.pos_gpr = card->pt.intr_gpr = card->pt.enable_gpr = -1;
+ card->pt.selected = 0;
+ card->pt.state = PT_STATE_INACTIVE;
+ card->pt.spcs_to_use = 0x01;
+ card->pt.patch_name = "AC3pass";
+ card->pt.intr_gpr_name = "count";
+ card->pt.enable_gpr_name = "enable";
+ card->pt.pos_gpr_name = "ptr";
+ init_waitqueue_head(&card->pt.wait);
+
/* tmp = sblive_readfn0(card, HCFG);
if (tmp & (HCFG_GPINPUT0 | HCFG_GPINPUT1)) {
sblive_writefn0(card, HCFG, tmp | 0x800);
}
*/
return 0;
+
+ err1:
+ pci_free_consistent(card->pci_dev, card->virtualpagetable.size, card->virtualpagetable.addr, card->virtualpagetable.dma_handle);
+ err0:
+ fx_cleanup(&card->mgr);
+
+ return ret;
}
static int __devinit emu10k1_init(struct emu10k1_card *card)
timer_init(card);
addxmgr_init(card);
- DPD(2, " hw control register -> 0x%x\n", emu10k1_readfn0(card, HCFG));
+ DPD(2, " hw control register -> %#x\n", emu10k1_readfn0(card, HCFG));
return 0;
}
-static void __devexit midi_exit(struct emu10k1_card *card)
-{
- tasklet_unlock_wait(&card->mpuout->tasklet);
- kfree(card->mpuout);
-
- tasklet_unlock_wait(&card->mpuin->tasklet);
- kfree(card->mpuin);
-
- return;
-}
-
-static void __devinit emu10k1_exit(struct emu10k1_card *card)
+static void __devinit emu10k1_cleanup(struct emu10k1_card *card)
{
int ch;
if(card->tankmem.size != 0)
pci_free_consistent(card->pci_dev, card->tankmem.size, card->tankmem.addr, card->tankmem.dma_handle);
- return;
+ /* release patch storage memory */
+ fx_cleanup(&card->mgr);
}
/* Driver initialization routine */
u32 subsysvid;
int ret;
- if ((ret=pci_enable_device(pci_dev)))
- return ret;
-
- if ((card = kmalloc(sizeof(struct emu10k1_card), GFP_KERNEL)) == NULL) {
- printk(KERN_ERR "emu10k1: out of memory\n");
- return -ENOMEM;
- }
- memset(card, 0, sizeof(struct emu10k1_card));
-
if (pci_set_dma_mask(pci_dev, EMU10K1_DMA_MASK)) {
printk(KERN_ERR "emu10k1: architecture does not support 32bit PCI busmaster DMA\n");
- kfree(card);
return -ENODEV;
}
+ if (pci_enable_device(pci_dev))
+ return -EIO;
+
pci_set_master(pci_dev);
+ if ((card = kmalloc(sizeof(struct emu10k1_card), GFP_KERNEL)) == NULL) {
+ printk(KERN_ERR "emu10k1: out of memory\n");
+ return -ENOMEM;
+ }
+ memset(card, 0, sizeof(struct emu10k1_card));
+
card->iobase = pci_resource_start(pci_dev, 0);
card->length = pci_resource_len(pci_dev, 0);
if (request_region(card->iobase, card->length, card_names[pci_id->driver_data]) == NULL) {
printk(KERN_ERR "emu10k1: IO space in use\n");
- kfree(card);
- return -ENODEV;
+ ret = -EBUSY;
+ goto err_region;
}
pci_set_drvdata(pci_dev, card);
- PCI_SET_DMA_MASK(pci_dev, EMU10K1_DMA_MASK);
card->irq = pci_dev->irq;
card->pci_dev = pci_dev;
/* Reserve IRQ Line */
if (request_irq(card->irq, emu10k1_interrupt, SA_SHIRQ, card_names[pci_id->driver_data], card)) {
printk(KERN_ERR "emu10k1: IRQ in use\n");
+ ret = -EBUSY;
goto err_irq;
}
card->open_mode = 0;
init_waitqueue_head(&card->open_wait);
- /* Register devices */
- if ((card->audio_num = register_sound_dsp(&emu10k1_audio_fops, -1)) < 0) {
- printk(KERN_ERR "emu10k1: cannot register first audio device!\n");
- goto err_dev0;
- }
+ ret = emu10k1_audio_init(card);
+ if(ret < 0) {
+ printk(KERN_ERR "emu10k1: cannot initialize audio devices\n");
+ goto err_audio;
+ }
- if ((card->audio1_num = register_sound_dsp(&emu10k1_audio_fops, -1)) < 0) {
- printk(KERN_ERR "emu10k1: cannot register second audio device!\n");
- goto err_dev1;
- }
-
- if ((card->mixer_num = register_sound_mixer(&emu10k1_mixer_fops, -1)) < 0) {
- printk(KERN_ERR "emu10k1: cannot register mixer device!\n");
- goto err_dev2;
+ ret = emu10k1_mixer_init(card);
+ if(ret < 0) {
+ printk(KERN_ERR "emu10k1: cannot initialize AC97 codec\n");
+ goto err_mixer;
}
- if ((card->midi_num = register_sound_midi(&emu10k1_midi_fops, -1)) < 0) {
- printk(KERN_ERR "emu10k1: cannot register midi device!\n");
- goto err_dev3;
+ ret = emu10k1_midi_init(card);
+ if (ret < 0) {
+ printk(KERN_ERR "emu10k1: cannot register midi device\n");
+ goto err_midi;
}
- if (emu10k1_init(card) < 0) {
- printk(KERN_ERR "emu10k1: cannot initialize device!\n");
+ ret = emu10k1_init(card);
+ if (ret < 0) {
+ printk(KERN_ERR "emu10k1: cannot initialize device\n");
goto err_emu10k1_init;
}
- if (midi_init(card) < 0) {
- printk(KERN_ERR "emu10k1: cannot initialize midi!\n");
- goto err_midi_init;
- }
-
- audio_init(card);
- mixer_init(card);
-
if (card->isaps)
emu10k1_ecard_init(card);
return 0;
- err_midi_init:
- emu10k1_exit(card);
-
- err_emu10k1_init:
- unregister_sound_midi(card->midi_num);
-
- err_dev3:
- unregister_sound_mixer(card->mixer_num);
+err_emu10k1_init:
+ emu10k1_midi_cleanup(card);
- err_dev2:
- unregister_sound_dsp(card->audio1_num);
+err_midi:
+ emu10k1_mixer_cleanup(card);
- err_dev1:
- unregister_sound_dsp(card->audio_num);
+err_mixer:
+ emu10k1_audio_cleanup(card);
- err_dev0:
+err_audio:
free_irq(card->irq, card);
- err_irq:
+err_irq:
release_region(card->iobase, card->length);
+ pci_set_drvdata(pci_dev, NULL);
+
+err_region:
kfree(card);
- return -ENODEV;
+ return ret;
}
static void __devexit emu10k1_remove(struct pci_dev *pci_dev)
{
struct emu10k1_card *card = pci_get_drvdata(pci_dev);
- midi_exit(card);
- emu10k1_exit(card);
-
- unregister_sound_midi(card->midi_num);
-
- unregister_sound_mixer(card->mixer_num);
-
- unregister_sound_dsp(card->audio1_num);
- unregister_sound_dsp(card->audio_num);
+ list_del(&card->list);
+ emu10k1_cleanup(card);
+ emu10k1_midi_cleanup(card);
+ emu10k1_mixer_cleanup(card);
+ emu10k1_audio_cleanup(card);
free_irq(card->irq, card);
release_region(card->iobase, card->length);
-
- list_del(&card->list);
-
kfree(card);
-
pci_set_drvdata(pci_dev, NULL);
}
MODULE_DESCRIPTION("Creative EMU10K1 PCI Audio Driver v" DRIVER_VERSION "\nCopyright (C) 1999 Creative Technology Ltd.");
static struct pci_driver emu10k1_pci_driver = {
- name:"emu10k1",
- id_table:emu10k1_pci_tbl,
- probe:emu10k1_probe,
- remove:emu10k1_remove,
+ name: "emu10k1",
+ id_table: emu10k1_pci_tbl,
+ probe: emu10k1_probe,
+ remove: emu10k1_remove,
};
static int __init emu10k1_init_module(void)
module_init(emu10k1_init_module);
module_exit(emu10k1_cleanup_module);
+
+#ifdef EMU10K1_SEQUENCER
+
+/* in midi.c */
+extern int emu10k1_seq_midi_open(int dev, int mode,
+ void (*input)(int dev, unsigned char midi_byte),
+ void (*output)(int dev));
+extern void emu10k1_seq_midi_close(int dev);
+extern int emu10k1_seq_midi_out(int dev, unsigned char midi_byte);
+extern int emu10k1_seq_midi_start_read(int dev);
+extern int emu10k1_seq_midi_end_read(int dev);
+extern void emu10k1_seq_midi_kick(int dev);
+extern int emu10k1_seq_midi_buffer_status(int dev);
+
+static struct midi_operations emu10k1_midi_operations =
+{
+ {"EMU10K1 MIDI", 0, 0, SNDCARD_EMU10K1},
+ &std_midi_synth,
+ {0},
+ emu10k1_seq_midi_open,
+ emu10k1_seq_midi_close,
+ NULL,
+ emu10k1_seq_midi_out,
+ emu10k1_seq_midi_start_read,
+ emu10k1_seq_midi_end_read,
+ emu10k1_seq_midi_kick,
+ NULL,
+ emu10k1_seq_midi_buffer_status,
+ NULL
+};
+
+#endif
+
-
/*
**********************************************************************
* midi.c - /dev/midi interface for emu10k1 driver
#include "cardmi.h"
#include "midi.h"
+#ifdef EMU10K1_SEQUENCER
+#include "sound_config.h"
+#endif
+
static spinlock_t midi_spinlock __attribute((unused)) = SPIN_LOCK_UNLOCKED;
static void init_midi_hdr(struct midi_hdr *midihdr)
static int emu10k1_midi_open(struct inode *inode, struct file *file)
{
int minor = MINOR(inode->i_rdev);
- struct emu10k1_card *card=NULL;
+ struct emu10k1_card *card = NULL;
struct emu10k1_mididevice *midi_dev;
struct list_head *entry;
DPF(2, "emu10k1_midi_open()\n");
+
/* Check for correct device to open */
list_for_each(entry, &emu10k1_devs) {
card = list_entry(entry, struct emu10k1_card, list);
- if (card->midi_num == minor)
- break;
+ if (card->midi_dev == minor)
+ goto match;
}
- if (entry == &emu10k1_devs)
- return -ENODEV;
+ return -ENODEV;
+
+match:
+#ifdef EMU10K1_SEQUENCER
+ if(card->seq_mididev) /* card is opened by sequencer */
+ return -EBUSY;
+#endif
+
/* Wait for device to become free */
down(&card->open_sem);
wake_up_interruptible(&card->open_wait);
unlock_kernel();
+
return 0;
}
u16 cnt;
unsigned long flags;
- DPD(4, "emu10k1_midi_read(), count %x\n", (u32) count);
+ DPD(4, "emu10k1_midi_read(), count %#x\n", (u32) count);
if (pos != &file->f_pos)
return -ESPIPE;
ssize_t ret = 0;
unsigned long flags;
- DPD(4, "emu10k1_midi_write(), count=%x\n", (u32) count);
+ DPD(4, "emu10k1_midi_write(), count=%#x\n", (u32) count);
if (pos != &file->f_pos)
return -ESPIPE;
/* MIDI file operations */
struct file_operations emu10k1_midi_fops = {
- owner: THIS_MODULE,
+ owner: THIS_MODULE,
read: emu10k1_midi_read,
write: emu10k1_midi_write,
poll: emu10k1_midi_poll,
open: emu10k1_midi_open,
release: emu10k1_midi_release,
};
+
+
+#ifdef EMU10K1_SEQUENCER
+
+/* functions used for sequencer access */
+
+int emu10k1_seq_midi_open(int dev, int mode,
+ void (*input) (int dev, unsigned char data),
+ void (*output) (int dev))
+{
+ struct emu10k1_card *card;
+ struct midi_openinfo dsCardMidiOpenInfo;
+ struct emu10k1_mididevice *midi_dev;
+
+ if( midi_devs[dev] == NULL
+ || midi_devs[dev]->devc == NULL)
+ return -EINVAL;
+
+ card = midi_devs[dev]->devc;
+
+ if(card->open_mode) /* card is opened native */
+ return -EBUSY;
+
+ DPF(2, "emu10k1_seq_midi_open()\n");
+
+ if ((midi_dev = (struct emu10k1_mididevice *) kmalloc(sizeof(*midi_dev), GFP_KERNEL)) == NULL) {
+ return -EINVAL;
+ }
+
+ midi_dev->card = card;
+ midi_dev->mistate = MIDIIN_STATE_STOPPED;
+ init_waitqueue_head(&midi_dev->oWait);
+ init_waitqueue_head(&midi_dev->iWait);
+ midi_dev->ird = 0;
+ midi_dev->iwr = 0;
+ midi_dev->icnt = 0;
+ INIT_LIST_HEAD(&midi_dev->mid_hdrs);
+
+ dsCardMidiOpenInfo.refdata = (unsigned long) midi_dev;
+
+ if (emu10k1_mpuout_open(card, &dsCardMidiOpenInfo) < 0) {
+ ERROR();
+ return -ENODEV;
+ }
+
+ card->seq_mididev = midi_dev;
+
+ return 0;
+}
+
+void emu10k1_seq_midi_close(int dev)
+{
+ struct emu10k1_card *card;
+
+ DPF(2, "emu10k1_seq_midi_close()\n");
+ if( midi_devs[dev] == NULL
+ || midi_devs[dev]->devc == NULL)
+ return;
+
+ card = midi_devs[dev]->devc;
+ emu10k1_mpuout_close(card);
+
+ if(card->seq_mididev) {
+ kfree(card->seq_mididev);
+ card->seq_mididev = 0;
+ }
+}
+
+int emu10k1_seq_midi_out(int dev, unsigned char midi_byte)
+{
+
+ struct emu10k1_card *card;
+ struct midi_hdr *midihdr;
+ unsigned long flags;
+
+ if( midi_devs[dev] == NULL
+ || midi_devs[dev]->devc == NULL)
+ return -EINVAL;
+
+ card = midi_devs[dev]->devc;
+
+ if ((midihdr = (struct midi_hdr *) kmalloc(sizeof(struct midi_hdr), GFP_KERNEL)) == NULL)
+ return -EINVAL;
+
+ midihdr->bufferlength = 1;
+ midihdr->bytesrecorded = 0;
+ midihdr->flags = 0;
+
+ if ((midihdr->data = (u8 *) kmalloc(1, GFP_KERNEL)) == NULL) {
+ ERROR();
+ kfree(midihdr);
+ return -EINVAL;
+ }
+
+ *(midihdr->data) = midi_byte;
+
+ spin_lock_irqsave(&midi_spinlock, flags);
+
+ if (emu10k1_mpuout_add_buffer(card, midihdr) < 0) {
+ ERROR();
+ kfree(midihdr->data);
+ kfree(midihdr);
+ spin_unlock_irqrestore(&midi_spinlock, flags);
+ return -EINVAL;
+ }
+
+ spin_unlock_irqrestore(&midi_spinlock, flags);
+
+ return 1;
+}
+
+int emu10k1_seq_midi_start_read(int dev)
+{
+ return 0;
+}
+
+int emu10k1_seq_midi_end_read(int dev)
+{
+ return 0;
+}
+
+void emu10k1_seq_midi_kick(int dev)
+{
+}
+
+int emu10k1_seq_midi_buffer_status(int dev)
+{
+ int count;
+ struct midi_queue *queue;
+ struct emu10k1_card *card;
+
+ if( midi_devs[dev] == NULL
+ || midi_devs[dev]->devc == NULL)
+ return -EINVAL;
+
+ count = 0;
+
+ card = midi_devs[dev]->devc;
+ queue = card->mpuout->firstmidiq;
+
+ while(queue != NULL) {
+ count++;
+ if(queue == card->mpuout->lastmidiq)
+ break;
+ queue = queue->next;
+ }
+ return count;
+}
+
+#endif
+
* mixer.c - /dev/mixer interface for emu10k1 driver
* Copyright 1999, 2000 Creative Labs, Inc.
*
- * This program uses some code from es1371.c, Copyright 1998-1999
- * Thomas Sailer
- *
**********************************************************************
*
* Date Author Summary of changes
#define __NO_VERSION__ /* Kernel version only defined once */
#include <linux/module.h>
#include <linux/version.h>
-#include <linux/bitops.h>
#include <asm/uaccess.h>
+#include <linux/fs.h>
#include "hwaccess.h"
#include "8010.h"
#include "recmgr.h"
-#define AC97_PESSIMISTIC
-#undef OSS_DOCUMENTED_MIXER_SEMANTICS
-
-#define vol_to_hw_5(swvol) (31 - (((swvol) * 31) / 100))
-#define vol_to_hw_4(swvol) (15 - (((swvol) * 15) / 100))
-
-#define vol_to_sw_5(hwvol) (((31 - (hwvol)) * 100) / 31)
-#define vol_to_sw_4(hwvol) (((15 - (hwvol)) * 100) / 15)
-
-#define DM_MUTE 0x80000000
-
-#ifdef PRIVATE_PCM_VOLUME
-struct sblive_pcm_volume_rec sblive_pcm_volume[MAX_PCM_CHANNELS];
-u16 pcm_last_mixer = 0x6464;
-#endif
-
-/* Mapping arrays */
-static const unsigned int recsrc[] = {
- SOUND_MASK_MIC,
- SOUND_MASK_CD,
- SOUND_MASK_VIDEO,
- SOUND_MASK_LINE1,
- SOUND_MASK_LINE,
- SOUND_MASK_VOLUME,
- SOUND_MASK_OGAIN, /* Used to be PHONEOUT */
- SOUND_MASK_PHONEIN,
-#ifdef TONE_CONTROL
- SOUND_MASK_TREBLE,
- SOUND_MASK_BASS,
-#endif
-};
-
-static const unsigned char volreg[SOUND_MIXER_NRDEVICES] = {
- /* 5 bit stereo */
- [SOUND_MIXER_LINE] = AC97_LINEINVOLUME,
- [SOUND_MIXER_CD] = AC97_CDVOLUME,
- [SOUND_MIXER_VIDEO] = AC97_VIDEOVOLUME,
- [SOUND_MIXER_LINE1] = AC97_AUXVOLUME,
-
-/* [SOUND_MIXER_PCM] = AC97_PCMOUTVOLUME, */
- /* 5 bit stereo, setting 6th bit equal to maximum attenuation */
-
-/* [SOUND_MIXER_VOLUME] = AC97_MASTERVOLUME, */
- [SOUND_MIXER_PHONEOUT] = AC97_HEADPHONEVOLUME,
- /* 5 bit mono, setting 6th bit equal to maximum attenuation */
- [SOUND_MIXER_OGAIN] = AC97_MASTERVOLUMEMONO,
- /* 5 bit mono */
- [SOUND_MIXER_PHONEIN] = AC97_PHONEVOLUME,
- /* 4 bit mono but shifted by 1 */
- [SOUND_MIXER_SPEAKER] = AC97_PCBEEPVOLUME,
- /* 5 bit mono, 7th bit = preamp */
- [SOUND_MIXER_MIC] = AC97_MICVOLUME,
- /* 4 bit stereo */
- [SOUND_MIXER_RECLEV] = AC97_RECORDGAIN,
- /* 4 bit mono */
- [SOUND_MIXER_IGAIN] = AC97_RECORDGAINMIC,
- /* test code */
- [SOUND_MIXER_BASS] = AC97_GENERALPURPOSE,
- [SOUND_MIXER_TREBLE] = AC97_MASTERTONE,
- [SOUND_MIXER_LINE2] = AC97_PCMOUTVOLUME,
- [SOUND_MIXER_DIGITAL2] = AC97_MASTERVOLUME
-};
-
-#ifdef OSS_DOCUMENTED_MIXER_SEMANTICS
-
-#define swab(x) ((((x) >> 8) & 0xff) | (((x) << 8) & 0xff00))
-
-/* FIXME: mixer_rdch() is broken. */
-
-static int mixer_rdch(struct emu10k1_card *card, unsigned int ch, int *arg)
-{
- u16 reg;
- int j;
- int nL, nR;
-
- switch (ch) {
- case SOUND_MIXER_PCM:
- case SOUND_MIXER_VOLUME:
-#ifdef TONE_CONTROL
- case SOUND_MIXER_TREBLE:
- case SOUND_MIXER_BASS:
-#endif
- return put_user(0x0000, (int *) arg);
- default:
- break;
- }
-
- if(card->isaps)
- return -EINVAL;
-
- switch (ch) {
- case SOUND_MIXER_LINE:
- case SOUND_MIXER_CD:
- case SOUND_MIXER_VIDEO:
- case SOUND_MIXER_LINE1:
- sblive_readac97(card, volreg[ch], ®);
- nL = ((~(reg >> 8) & 0x1f) * 100) / 32;
- nR = (~(reg & 0x1f) * 100) / 32;
- DPD(2, "mixer_rdch: l=%d, r=%d\n", nL, nR);
- return put_user(reg & 0x8000 ? 0 : (nL << 8) | nR, (int *) arg);
-
- case SOUND_MIXER_OGAIN:
- case SOUND_MIXER_PHONEIN:
- sblive_readac97(card, volreg[ch], ®);
- return put_user(reg & 0x8000 ? 0 : ~(reg & 0x1f) * 0x64 / 0x20 * 0x101, (int *) arg);
-
- case SOUND_MIXER_SPEAKER:
- sblive_readac97(card, volreg[ch], ®);
- return put_user(reg & 0x8000 ? 0 : ~((reg >> 1) & 0xf) * 0x64 / 0x10 * 0x101, (int *) arg);
-
- case SOUND_MIXER_MIC:
- sblive_readac97(card, volreg[ch], ®);
- return put_user(reg & 0x8000 ? 0 : ~(reg & 0x1f) * 0x64 / 0x20 * 0x101 + ((reg & 0x40) ? 0x1e1e : 0), (int *) arg);
-
- case SOUND_MIXER_RECLEV:
- sblive_readac97(card, volreg[ch], ®);
- nL = ((~(reg >> 8) & 0x1f) * 100) / 16;
- nR = (~(reg & 0x1f) * 100) / 16;
- return put_user(reg & 0x8000 ? 0 : (nL << 8) | nR, (int *) arg);
-
- default:
- return -EINVAL;
- }
-}
-
-#endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */
-
-static const unsigned char volidx[SOUND_MIXER_NRDEVICES] = {
- /* 5 bit stereo */
- [SOUND_MIXER_LINE] = 1,
- [SOUND_MIXER_CD] = 2,
- [SOUND_MIXER_VIDEO] = 3,
- [SOUND_MIXER_LINE1] = 4,
- [SOUND_MIXER_PCM] = 5,
- /* 6 bit stereo */
- [SOUND_MIXER_VOLUME] = 6,
- [SOUND_MIXER_PHONEOUT] = 7,
- /* 6 bit mono */
- [SOUND_MIXER_OGAIN] = 8,
- [SOUND_MIXER_PHONEIN] = 9,
- /* 4 bit mono but shifted by 1 */
- [SOUND_MIXER_SPEAKER] = 10,
- /* 6 bit mono + preamp */
- [SOUND_MIXER_MIC] = 11,
- /* 4 bit stereo */
- [SOUND_MIXER_RECLEV] = 12,
- /* 4 bit mono */
- [SOUND_MIXER_IGAIN] = 13,
- [SOUND_MIXER_TREBLE] = 14,
- [SOUND_MIXER_BASS] = 15,
- [SOUND_MIXER_LINE2] = 16,
- [SOUND_MIXER_LINE3] = 17,
- [SOUND_MIXER_DIGITAL1] = 18,
- [SOUND_MIXER_DIGITAL2] = 19
-};
-
-#ifdef TONE_CONTROL
-
-static const u32 bass_table[41][5] = {
- { 0x3e4f844f, 0x84ed4cc3, 0x3cc69927, 0x7b03553a, 0xc4da8486 },
- { 0x3e69a17a, 0x84c280fb, 0x3cd77cd4, 0x7b2f2a6f, 0xc4b08d1d },
- { 0x3e82ff42, 0x849991d5, 0x3ce7466b, 0x7b5917c6, 0xc48863ee },
- { 0x3e9bab3c, 0x847267f0, 0x3cf5ffe8, 0x7b813560, 0xc461f22c },
- { 0x3eb3b275, 0x844ced29, 0x3d03b295, 0x7ba79a1c, 0xc43d223b },
- { 0x3ecb2174, 0x84290c8b, 0x3d106714, 0x7bcc5ba3, 0xc419dfa5 },
- { 0x3ee2044b, 0x8406b244, 0x3d1c2561, 0x7bef8e77, 0xc3f8170f },
- { 0x3ef86698, 0x83e5cb96, 0x3d26f4d8, 0x7c114600, 0xc3d7b625 },
- { 0x3f0e5390, 0x83c646c9, 0x3d30dc39, 0x7c319498, 0xc3b8ab97 },
- { 0x3f23d60b, 0x83a81321, 0x3d39e1af, 0x7c508b9c, 0xc39ae704 },
- { 0x3f38f884, 0x838b20d2, 0x3d420ad2, 0x7c6e3b75, 0xc37e58f1 },
- { 0x3f4dc52c, 0x836f60ef, 0x3d495cab, 0x7c8ab3a6, 0xc362f2be },
- { 0x3f6245e8, 0x8354c565, 0x3d4fdbb8, 0x7ca602d6, 0xc348a69b },
- { 0x3f76845f, 0x833b40ec, 0x3d558bf0, 0x7cc036df, 0xc32f677c },
- { 0x3f8a8a03, 0x8322c6fb, 0x3d5a70c4, 0x7cd95cd7, 0xc317290b },
- { 0x3f9e6014, 0x830b4bc3, 0x3d5e8d25, 0x7cf1811a, 0xc2ffdfa5 },
- { 0x3fb20fae, 0x82f4c420, 0x3d61e37f, 0x7d08af56, 0xc2e9804a },
- { 0x3fc5a1cc, 0x82df2592, 0x3d6475c3, 0x7d1ef294, 0xc2d40096 },
- { 0x3fd91f55, 0x82ca6632, 0x3d664564, 0x7d345541, 0xc2bf56b9 },
- { 0x3fec9120, 0x82b67cac, 0x3d675356, 0x7d48e138, 0xc2ab796e },
- { 0x40000000, 0x82a36037, 0x3d67a012, 0x7d5c9fc9, 0xc2985fee },
- { 0x401374c7, 0x8291088a, 0x3d672b93, 0x7d6f99c3, 0xc28601f2 },
- { 0x4026f857, 0x827f6dd7, 0x3d65f559, 0x7d81d77c, 0xc27457a3 },
- { 0x403a939f, 0x826e88c5, 0x3d63fc63, 0x7d9360d4, 0xc2635996 },
- { 0x404e4faf, 0x825e5266, 0x3d613f32, 0x7da43d42, 0xc25300c6 },
- { 0x406235ba, 0x824ec434, 0x3d5dbbc3, 0x7db473d7, 0xc243468e },
- { 0x40764f1f, 0x823fd80c, 0x3d596f8f, 0x7dc40b44, 0xc23424a2 },
- { 0x408aa576, 0x82318824, 0x3d545787, 0x7dd309e2, 0xc2259509 },
- { 0x409f4296, 0x8223cf0b, 0x3d4e7012, 0x7de175b5, 0xc2179218 },
- { 0x40b430a0, 0x8216a7a1, 0x3d47b505, 0x7def5475, 0xc20a1670 },
- { 0x40c97a0a, 0x820a0d12, 0x3d4021a1, 0x7dfcab8d, 0xc1fd1cf5 },
- { 0x40df29a6, 0x81fdfad6, 0x3d37b08d, 0x7e098028, 0xc1f0a0ca },
- { 0x40f54ab1, 0x81f26ca9, 0x3d2e5bd1, 0x7e15d72b, 0xc1e49d52 },
- { 0x410be8da, 0x81e75e89, 0x3d241cce, 0x7e21b544, 0xc1d90e24 },
- { 0x41231051, 0x81dcccb3, 0x3d18ec37, 0x7e2d1ee6, 0xc1cdef10 },
- { 0x413acdd0, 0x81d2b39e, 0x3d0cc20a, 0x7e38184e, 0xc1c33c13 },
- { 0x41532ea7, 0x81c90ffb, 0x3cff9585, 0x7e42a58b, 0xc1b8f15a },
- { 0x416c40cd, 0x81bfdeb2, 0x3cf15d21, 0x7e4cca7c, 0xc1af0b3f },
- { 0x418612ea, 0x81b71cdc, 0x3ce20e85, 0x7e568ad3, 0xc1a58640 },
- { 0x41a0b465, 0x81aec7c5, 0x3cd19e7c, 0x7e5fea1e, 0xc19c5f03 },
- { 0x41bc3573, 0x81a6dcea, 0x3cc000e9, 0x7e68ebc2, 0xc1939250 }
+//FIXME: SOUND_MIXER_VOLUME should be selectable 5 or 6 bit
+const struct oss_scaling volume_params[SOUND_MIXER_NRDEVICES]= {
+/* Used by the ac97 driver */
+ [SOUND_MIXER_VOLUME] = {VOL_6BIT},
+ [SOUND_MIXER_BASS] = {VOL_4BIT},
+ [SOUND_MIXER_TREBLE] = {VOL_4BIT},
+ [SOUND_MIXER_PCM] = {VOL_5BIT},
+ [SOUND_MIXER_SPEAKER] = {VOL_4BIT},
+ [SOUND_MIXER_LINE] = {VOL_5BIT},
+ [SOUND_MIXER_MIC] = {VOL_5BIT},
+ [SOUND_MIXER_CD] = {VOL_5BIT},
+ [SOUND_MIXER_ALTPCM] = {VOL_6BIT},
+ [SOUND_MIXER_IGAIN] = {VOL_4BIT},
+ [SOUND_MIXER_LINE1] = {VOL_5BIT},
+ [SOUND_MIXER_PHONEIN] = {VOL_5BIT},
+ [SOUND_MIXER_PHONEOUT] = {VOL_6BIT},
+ [SOUND_MIXER_VIDEO] = {VOL_5BIT},
+/* Not used by the ac97 driver */
+ [SOUND_MIXER_SYNTH] = {VOL_5BIT},
+ [SOUND_MIXER_IMIX] = {VOL_5BIT},
+ [SOUND_MIXER_RECLEV] = {VOL_5BIT},
+ [SOUND_MIXER_OGAIN] = {VOL_5BIT},
+ [SOUND_MIXER_LINE2] = {VOL_5BIT},
+ [SOUND_MIXER_LINE3] = {VOL_5BIT},
+ [SOUND_MIXER_DIGITAL1] = {VOL_5BIT},
+ [SOUND_MIXER_DIGITAL2] = {VOL_5BIT},
+ [SOUND_MIXER_DIGITAL3] = {VOL_5BIT},
+ [SOUND_MIXER_RADIO] = {VOL_5BIT},
+ [SOUND_MIXER_MONITOR] = {VOL_5BIT}
};
-
-static const u32 treble_table[41][5] = {
- { 0x0125cba9, 0xfed5debd, 0x00599b6c, 0x0d2506da, 0xfa85b354 },
- { 0x0142f67e, 0xfeb03163, 0x0066cd0f, 0x0d14c69d, 0xfa914473 },
- { 0x016328bd, 0xfe860158, 0x0075b7f2, 0x0d03eb27, 0xfa9d32d2 },
- { 0x0186b438, 0xfe56c982, 0x00869234, 0x0cf27048, 0xfaa97fca },
- { 0x01adf358, 0xfe21f5fe, 0x00999842, 0x0ce051c2, 0xfab62ca5 },
- { 0x01d949fa, 0xfde6e287, 0x00af0d8d, 0x0ccd8b4a, 0xfac33aa7 },
- { 0x02092669, 0xfda4d8bf, 0x00c73d4c, 0x0cba1884, 0xfad0ab07 },
- { 0x023e0268, 0xfd5b0e4a, 0x00e27b54, 0x0ca5f509, 0xfade7ef2 },
- { 0x0278645c, 0xfd08a2b0, 0x01012509, 0x0c911c63, 0xfaecb788 },
- { 0x02b8e091, 0xfcac9d1a, 0x0123a262, 0x0c7b8a14, 0xfafb55df },
- { 0x03001a9a, 0xfc45e9ce, 0x014a6709, 0x0c65398f, 0xfb0a5aff },
- { 0x034ec6d7, 0xfbd3576b, 0x0175f397, 0x0c4e2643, 0xfb19c7e4 },
- { 0x03a5ac15, 0xfb5393ee, 0x01a6d6ed, 0x0c364b94, 0xfb299d7c },
- { 0x0405a562, 0xfac52968, 0x01ddafae, 0x0c1da4e2, 0xfb39dca5 },
- { 0x046fa3fe, 0xfa267a66, 0x021b2ddd, 0x0c042d8d, 0xfb4a8631 },
- { 0x04e4b17f, 0xf975be0f, 0x0260149f, 0x0be9e0f2, 0xfb5b9ae0 },
- { 0x0565f220, 0xf8b0fbe5, 0x02ad3c29, 0x0bceba73, 0xfb6d1b60 },
- { 0x05f4a745, 0xf7d60722, 0x030393d4, 0x0bb2b578, 0xfb7f084d },
- { 0x06923236, 0xf6e279bd, 0x03642465, 0x0b95cd75, 0xfb916233 },
- { 0x07401713, 0xf5d3aef9, 0x03d01283, 0x0b77fded, 0xfba42984 },
- { 0x08000000, 0xf4a6bd88, 0x0448a161, 0x0b594278, 0xfbb75e9f },
- { 0x08d3c097, 0xf3587131, 0x04cf35a4, 0x0b3996c9, 0xfbcb01cb },
- { 0x09bd59a2, 0xf1e543f9, 0x05655880, 0x0b18f6b2, 0xfbdf1333 },
- { 0x0abefd0f, 0xf04956ca, 0x060cbb12, 0x0af75e2c, 0xfbf392e8 },
- { 0x0bdb123e, 0xee806984, 0x06c739fe, 0x0ad4c962, 0xfc0880dd },
- { 0x0d143a94, 0xec85d287, 0x0796e150, 0x0ab134b0, 0xfc1ddce5 },
- { 0x0e6d5664, 0xea547598, 0x087df0a0, 0x0a8c9cb6, 0xfc33a6ad },
- { 0x0fe98a2a, 0xe7e6ba35, 0x097edf83, 0x0a66fe5b, 0xfc49ddc2 },
- { 0x118c4421, 0xe536813a, 0x0a9c6248, 0x0a4056d7, 0xfc608185 },
- { 0x1359422e, 0xe23d19eb, 0x0bd96efb, 0x0a18a3bf, 0xfc77912c },
- { 0x1554982b, 0xdef33645, 0x0d3942bd, 0x09efe312, 0xfc8f0bc1 },
- { 0x1782b68a, 0xdb50deb1, 0x0ebf676d, 0x09c6133f, 0xfca6f019 },
- { 0x19e8715d, 0xd74d64fd, 0x106fb999, 0x099b3337, 0xfcbf3cd6 },
- { 0x1c8b07b8, 0xd2df56ab, 0x124e6ec8, 0x096f4274, 0xfcd7f060 },
- { 0x1f702b6d, 0xcdfc6e92, 0x14601c10, 0x0942410b, 0xfcf108e5 },
- { 0x229e0933, 0xc89985cd, 0x16a9bcfa, 0x09142fb5, 0xfd0a8451 },
- { 0x261b5118, 0xc2aa8409, 0x1930bab6, 0x08e50fdc, 0xfd24604d },
- { 0x29ef3f5d, 0xbc224f28, 0x1bfaf396, 0x08b4e3aa, 0xfd3e9a3b },
- { 0x2e21a59b, 0xb4f2ba46, 0x1f0ec2d6, 0x0883ae15, 0xfd592f33 },
- { 0x32baf44b, 0xad0c7429, 0x227308a3, 0x085172eb, 0xfd741bfd },
- { 0x37c4448b, 0xa45ef51d, 0x262f3267, 0x081e36dc, 0xfd8f5d14 }
-};
-
-static void set_bass(struct emu10k1_card *card, int l, int r)
-{
- int i;
-
- l = (l * 40 + 50) / 100;
- r = (r * 40 + 50) / 100;
- for (i = 0; i < 5; i++) {
- sblive_writeptr(card, FXGPREGBASE + 0x80 + (i * 2), 0, bass_table[l][i]);
- sblive_writeptr(card, FXGPREGBASE + 0x80 + (i * 2) + 1, 0, bass_table[r][i]);
- }
-}
-
-static void set_treble(struct emu10k1_card *card, int l, int r)
+static loff_t emu10k1_mixer_llseek(struct file *file, loff_t offset, int origin)
{
- int i;
-
- l = (l * 40 + 50) / 100;
- r = (r * 40 + 50) / 100;
- for (i = 0; i < 5; i++) {
- sblive_writeptr(card, FXGPREGBASE + 0x90 + (i * 2), 0, treble_table[l][i]);
- sblive_writeptr(card, FXGPREGBASE + 0x90 + (i * 2) + 1, 0, treble_table[r][i]);
- }
+ DPF(2, "sblive_mixer_llseek() called\n");
+ return -ESPIPE;
}
-#endif
-
-static const u32 db_table[101] = {
- 0x00000000, 0x01571f82, 0x01674b41, 0x01783a1b, 0x0189f540,
- 0x019c8651, 0x01aff763, 0x01c45306, 0x01d9a446, 0x01eff6b8,
- 0x0207567a, 0x021fd03d, 0x0239714c, 0x02544792, 0x027061a1,
- 0x028dcebb, 0x02ac9edc, 0x02cce2bf, 0x02eeabe8, 0x03120cb0,
- 0x0337184e, 0x035de2df, 0x03868173, 0x03b10a18, 0x03dd93e9,
- 0x040c3713, 0x043d0cea, 0x04702ff3, 0x04a5bbf2, 0x04ddcdfb,
- 0x0518847f, 0x0555ff62, 0x05966005, 0x05d9c95d, 0x06206005,
- 0x066a4a52, 0x06b7b067, 0x0708bc4c, 0x075d9a01, 0x07b6779d,
- 0x08138561, 0x0874f5d5, 0x08dafde1, 0x0945d4ed, 0x09b5b4fd,
- 0x0a2adad1, 0x0aa58605, 0x0b25f936, 0x0bac7a24, 0x0c3951d8,
- 0x0ccccccc, 0x0d673b17, 0x0e08f093, 0x0eb24510, 0x0f639481,
- 0x101d3f2d, 0x10dfa9e6, 0x11ab3e3f, 0x12806ac3, 0x135fa333,
- 0x144960c5, 0x153e2266, 0x163e6cfe, 0x174acbb7, 0x1863d04d,
- 0x198a1357, 0x1abe349f, 0x1c00db77, 0x1d52b712, 0x1eb47ee6,
- 0x2026f30f, 0x21aadcb6, 0x23410e7e, 0x24ea64f9, 0x26a7c71d,
- 0x287a26c4, 0x2a62812c, 0x2c61df84, 0x2e795779, 0x30aa0bcf,
- 0x32f52cfe, 0x355bf9d8, 0x37dfc033, 0x3a81dda4, 0x3d43c038,
- 0x4026e73c, 0x432ce40f, 0x46575af8, 0x49a8040f, 0x4d20ac2a,
- 0x50c335d3, 0x54919a57, 0x588dead1, 0x5cba514a, 0x611911ea,
- 0x65ac8c2f, 0x6a773c39, 0x6f7bbc23, 0x74bcc56c, 0x7a3d3272,
- 0x7fffffff,
-};
+/* Mixer file operations */
-static void aps_update_digital(struct emu10k1_card *card)
+static int emu10k1_private_mixer(struct emu10k1_card *card, unsigned int cmd, unsigned long arg)
{
- int i, l1, r1, l2, r2;
-
- i = card->arrwVol[volidx[SOUND_MIXER_VOLUME]];
- l1 = (i & 0xff);
- r1 = ((i >> 8) & 0xff);
+ struct mixer_private_ioctl *ctl;
+ struct dsp_patch *patch;
+ u32 size, page;
+ int addr, size_reg, i, ret;
+ unsigned int id, ch;
- i = card->arrwVol[volidx[SOUND_MIXER_PCM]];
- l2 = (i & 0xff);
- r2 = ((i >> 8) & 0xff);
-
- for (i = 0; i < 108; i++) {
- if (card->digmix[i] != DM_MUTE) {
- if ((i % 18 >= 0) && (i % 18 < 4))
- card->digmix[i] = ((i & 1) ? ((u64) db_table[r1] * (u64) db_table[r2]) : ((u64) db_table[l1] * (u64) db_table[l2])) >> 31;
- else
- card->digmix[i] = (i & 1) ? db_table[r1] : db_table[l1];
- sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, card->digmix[i]);
- }
- }
-}
+ switch (cmd) {
-static void update_digital(struct emu10k1_card *card)
-{
- int i, k, l1, r1, l2, r2, l3, r3, l4, r4;
- u64 j;
-
- i = card->arrwVol[volidx[SOUND_MIXER_VOLUME]];
- l1 = (i & 0xff);
- r1 = ((i >> 8) & 0xff);
- i = card->arrwVol[volidx[SOUND_MIXER_LINE3]];
- l2 = i & 0xff;
- r2 = (i >> 8) & 0xff;
-
- i = card->arrwVol[volidx[SOUND_MIXER_PCM]];
- l3 = i & 0xff;
- r3 = (i >> 8) & 0xff;
-
- i = card->arrwVol[volidx[SOUND_MIXER_DIGITAL1]];
- l4 = i & 0xff;
- r4 = (i >> 8) & 0xff;
-
- i = (r1 * r2) / 50;
- if (r2 > 50)
- r2 = 2 * r1 - i;
- else {
- r2 = r1;
- r1 = i;
- }
+ case SOUND_MIXER_PRIVATE3:
- i = (l1 * l2) / 50;
- if (l2 > 50)
- l2 = 2 * l1 - i;
- else {
- l2 = l1;
- l1 = i;
- }
+ ctl = (struct mixer_private_ioctl *) kmalloc(sizeof(struct mixer_private_ioctl), GFP_KERNEL);
+ if (ctl == NULL)
+ return -ENOMEM;
- for (i = 0; i < 36; i++) {
- if (card->digmix[i] != DM_MUTE) {
- if (((i >= 0) && (i < 4)) || ((i >= 18) && (i < 22)))
- j = (i & 1) ? ((u64) db_table[r1] * (u64) db_table[r3]) : ((u64) db_table[l1] * (u64) db_table[l3]);
- else if ((i == 6) || (i == 7) || (i == 24) || (i == 25))
- j = (i & 1) ? ((u64) db_table[r1] * (u64) db_table[r4]) : ((u64) db_table[l1] * (u64) db_table[l4]);
- else
- j = ((i & 1) ? db_table[r1] : db_table[l1]) << 31;
- card->digmix[i] = j >> 31;
- sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, card->digmix[i]);
+ if (copy_from_user(ctl, (void *) arg, sizeof(struct mixer_private_ioctl))) {
+ kfree(ctl);
+ return -EFAULT;
}
- }
- for (i = 72; i < 90; i++) {
- if (card->digmix[i] != DM_MUTE) {
- if ((i >= 72) && (i < 76))
- j = (i & 1) ? ((u64) db_table[r2] * (u64) db_table[r3]) : ((u64) db_table[l2] * (u64) db_table[l3]);
- else if ((i == 78) || (i == 79))
- j = (i & 1) ? ((u64) db_table[r2] * (u64) db_table[r4]) : ((u64) db_table[l2] * (u64) db_table[l4]);
- else
- j = ((i & 1) ? db_table[r2] : db_table[l2]) << 31;
- card->digmix[i] = j >> 31;
- sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, card->digmix[i]);
- }
- }
+ ret = 0;
+ switch (ctl->cmd) {
+#ifdef DBGEMU
+ case CMD_WRITEFN0:
+ emu10k1_writefn0(card, ctl->val[0], ctl->val[1]);
+ break;
- for (i = 36; i <= 90; i += 18) {
- if (i != 72) {
- for (k = 0; k < 4; k++)
- if (card->digmix[i + k] != DM_MUTE) {
- card->digmix[i + k] = db_table[l3];
- sblive_writeptr(card, FXGPREGBASE + 0x10 + i + k, 0, card->digmix[i + k]);
- }
- if (card->digmix[i + 6] != DM_MUTE) {
- card->digmix[i + 6] = db_table[l4];
- sblive_writeptr(card, FXGPREGBASE + 0x10 + i + 6, 0, card->digmix[i + 6]);
- }
- if (card->digmix[i + 7] != DM_MUTE) {
- card->digmix[i + 7] = db_table[r4];
- sblive_writeptr(card, FXGPREGBASE + 0x10 + i + 7, 0, card->digmix[i + 7]);
+ case CMD_WRITEPTR:
+ if (ctl->val[1] >= 0x40 || ctl->val[0] > 0xff) {
+ ret = -EINVAL;
+ break;
}
- }
- }
-}
+ if ((ctl->val[0] & 0x7ff) > 0x3f)
+ ctl->val[1] = 0x00;
-#ifdef PRIVATE_PCM_VOLUME
+ sblive_writeptr(card, ctl->val[0], ctl->val[1], ctl->val[2]);
-/* calc & set attenuation factor for given channel */
-static int set_pcm_attn(struct emu10k1_card *card, int ch, int l)
-{
-#ifndef PCMLEVEL
-#define PCMLEVEL 110 /* almost silence */
+ break;
#endif
- int vol = IFATN_ATTENUATION_MASK; /* silence */
+ case CMD_READFN0:
+ ctl->val[2] = emu10k1_readfn0(card, ctl->val[0]);
- if (l > 0)
- vol = (PCMLEVEL - (l * PCMLEVEL + 50) / 100);
- sblive_writeptr(card, IFATN, ch, IFATN_FILTERCUTOFF_MASK | vol);
- DPD(2, "SOUND_MIXER_PCM: channel:%d level:%d attn:%d\n", ch, l, vol);
+ if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
+ ret = -EFAULT;
- return vol;
-#undef PCMLEVEL
-}
+ break;
-/* update value of local PCM volume level (using channel attenuation)
- *
- * return 1: in case its local change
- * 0: if the current process doesn't have entry in table
- * (it means this process have not opened audio (mixer usually)
- */
-static int update_pcm_attn(struct emu10k1_card *card, unsigned l1, unsigned r1)
-{
- int i;
- int mixer = (r1 << 8) | l1;
-
- for (i = 0; i < MAX_PCM_CHANNELS; i++) {
- if (sblive_pcm_volume[i].files == current->files) {
- sblive_pcm_volume[i].mixer = pcm_last_mixer = mixer;
- if (sblive_pcm_volume[i].opened) {
- if (sblive_pcm_volume[i].channel_r < NUM_G) {
- sblive_pcm_volume[i].attn_r = set_pcm_attn(card, sblive_pcm_volume[i].channel_r, r1);
- if (sblive_pcm_volume[i].channel_l < NUM_G)
- sblive_pcm_volume[i].attn_l = set_pcm_attn(card, sblive_pcm_volume[i].channel_l, l1);
- } else {
- /* mono voice */
- if (sblive_pcm_volume[i].channel_l < NUM_G)
- sblive_pcm_volume[i].attn_l =
- set_pcm_attn(card, sblive_pcm_volume[i].channel_l, (l1 >= r1) ? l1 : r1);
- /* to correctly handle mono voice here we would need
- to go into stereo mode and move the voice to the right & left
- looks a bit overcomplicated... */
- }
+ case CMD_READPTR:
+ if (ctl->val[1] >= 0x40 || (ctl->val[0] & 0x7ff) > 0xff) {
+ ret = -EINVAL;
+ break;
}
- return 1;
-
- }
- }
-
- card->arrwVol[volidx[SOUND_MIXER_PCM]] = mixer;
- return 0;
-}
-#endif
-
-int emu10k1_mixer_wrch(struct emu10k1_card *card, unsigned int ch, int val)
-{
- int i;
- unsigned l1, r1;
- u16 wval;
-
- l1 = val & 0xff;
- r1 = (val >> 8) & 0xff;
- if (l1 > 100)
- l1 = 100;
- if (r1 > 100)
- r1 = 100;
-
- DPD(4, "emu10k1_mixer_wrch() called: ch=%u, l1=%u, r1=%u\n", ch, l1, r1);
-
- if (!volidx[ch])
- return -EINVAL;
-#ifdef PRIVATE_PCM_VOLUME
- if (ch != SOUND_MIXER_PCM)
-#endif
- card->arrwVol[volidx[ch]] = (r1 << 8) | l1;
-
- switch (ch) {
- case SOUND_MIXER_VOLUME:
- DPF(4, "SOUND_MIXER_VOLUME:\n");
- if (card->isaps)
- aps_update_digital(card);
- else
- update_digital(card);
- return 0;
- case SOUND_MIXER_PCM:
- DPF(4, "SOUND_MIXER_PCM\n");
-#ifdef PRIVATE_PCM_VOLUME
- if (update_pcm_attn(card, l1, r1))
- return 0;
-#endif
- if (card->isaps)
- aps_update_digital(card);
- else
- update_digital(card);
- return 0;
-#ifdef TONE_CONTROL
- case SOUND_MIXER_TREBLE:
- DPF(4, "SOUND_MIXER_TREBLE:\n");
- set_treble(card, l1, r1);
- return 0;
-
- case SOUND_MIXER_BASS:
- DPF(4, "SOUND_MIXER_BASS:\n");
- set_bass(card, l1, r1);
- return 0;
-#endif
- default:
- break;
- }
-
-
- if (card->isaps)
- return -EINVAL;
-
- switch (ch) {
- case SOUND_MIXER_DIGITAL1:
- case SOUND_MIXER_LINE3:
- DPD(4, "SOUND_MIXER_%s:\n", (ch == SOUND_MIXER_DIGITAL1) ? "DIGITAL1" : "LINE3");
- update_digital(card);
- return 0;
- case SOUND_MIXER_DIGITAL2:
- case SOUND_MIXER_LINE2:
- case SOUND_MIXER_LINE1:
- case SOUND_MIXER_LINE:
- case SOUND_MIXER_CD:
- DPD(4, "SOUND_MIXER_%s:\n",
- (ch == SOUND_MIXER_LINE1) ? "LINE1" :
- (ch == SOUND_MIXER_LINE2) ? "LINE2" : (ch == SOUND_MIXER_LINE) ? "LINE" : (ch == SOUND_MIXER_DIGITAL2) ? "DIGITAL2" : "CD");
- wval = ((((100 - l1) * 32 + 50) / 100) << 8) | (((100 - r1) * 32 + 50) / 100);
- if (wval == 0x2020)
- wval = 0x8000;
- else
- wval -= ((wval & 0x2020) / 0x20);
- sblive_writeac97(card, volreg[ch], wval);
- return 0;
-
- case SOUND_MIXER_OGAIN:
- case SOUND_MIXER_PHONEIN:
- DPD(4, "SOUND_MIXER_%s:\n", (ch == SOUND_MIXER_PHONEIN) ? "PHONEIN" : "OGAIN");
- sblive_writeac97(card, volreg[ch], (l1 < 2) ? 0x8000 : ((100 - l1) * 32 + 50) / 100);
- return 0;
-
- case SOUND_MIXER_SPEAKER:
- DPF(4, "SOUND_MIXER_SPEAKER:\n");
- sblive_writeac97(card, volreg[ch], (l1 < 4) ? 0x8000 : (((100 - l1) * 16 + 50) / 100) << 1);
- return 0;
-
- case SOUND_MIXER_MIC:
- DPF(4, "SOUND_MIXER_MIC:\n");
- i = 0;
- if (l1 >= 30)
- /* 20dB / (34.5dB + 12dB + 20dB) * 100 = 30 */
- {
- l1 -= 30;
- i = 0x40;
- }
- sblive_writeac97(card, volreg[ch], (l1 < 2) ? 0x8000 : ((((70 - l1) * 0x20 + 35) / 70) | i));
- return 0;
-
- case SOUND_MIXER_RECLEV:
- DPF(4, "SOUND_MIXER_RECLEV:\n");
-
- wval = (((l1 * 16 + 50) / 100) << 8) | ((r1 * 16 + 50) / 100);
- if (wval == 0)
- wval = 0x8000;
- else {
- if (wval & 0xff)
- wval--;
- if (wval & 0xff00)
- wval -= 0x0100;
- }
- sblive_writeac97(card, volreg[ch], wval);
- return 0;
-
- default:
- DPF(2, "Got unknown SOUND_MIXER ioctl\n");
- return -EINVAL;
- }
-}
-
-static loff_t emu10k1_mixer_llseek(struct file *file, loff_t offset, int origin)
-{
- DPF(2, "sblive_mixer_llseek() called\n");
- return -ESPIPE;
-}
-
-/* Mixer file operations */
-
-/* FIXME: Do we need spinlocks in here? */
-/* WARNING! not all the ioctl's are supported by the emu-APS
- (anything AC97 related). As a general rule keep the AC97 related ioctls
- separate from the rest. This will make it easier to rewrite the mixer
- using the kernel AC97 interface. */
-static int emu10k1_mixer_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
-{
- static const char id[] = "SBLive";
- static const char name[] = "Creative SBLive";
- int i, val;
- struct emu10k1_card *card = (struct emu10k1_card *) file->private_data;
- u16 reg;
-
- switch (cmd) {
+ if ((ctl->val[0] & 0x7ff) > 0x3f)
+ ctl->val[1] = 0x00;
- case SOUND_MIXER_INFO:{
- mixer_info info;
+ ctl->val[2] = sblive_readptr(card, ctl->val[0], ctl->val[1]);
- DPF(4, "SOUND_MIXER_INFO\n");
+ if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
+ ret = -EFAULT;
- strncpy(info.id, id, sizeof(info.id));
- strncpy(info.name, name, sizeof(info.name));
+ break;
- info.modify_counter = card->modcnt;
- if (copy_to_user((void *) arg, &info, sizeof(info)))
- return -EFAULT;
+ case CMD_SETRECSRC:
+ switch (ctl->val[0]) {
+ case WAVERECORD_AC97:
+ if (card->isaps) {
+ ret = -EINVAL;
+ break;
+ }
+ card->wavein.recsrc = WAVERECORD_AC97;
+ break;
+ case WAVERECORD_MIC:
+ card->wavein.recsrc = WAVERECORD_MIC;
+ break;
+ case WAVERECORD_FX:
+ card->wavein.recsrc = WAVERECORD_FX;
+ card->wavein.fxwc = ctl->val[1] & 0xffff;
+ if (!card->wavein.fxwc)
+ ret = -EINVAL;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
+ }
+ break;
- return 0;
- }
- break;
- case SOUND_OLD_MIXER_INFO:{
- _old_mixer_info info;
+ case CMD_GETRECSRC:
+ ctl->val[0] = card->wavein.recsrc;
+ ctl->val[1] = card->wavein.fxwc;
+ if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
+ ret = -EFAULT;
- DPF(4, "SOUND_OLD_MIXER_INFO\n");
+ break;
- strncpy(info.id, id, sizeof(info.id));
- strncpy(info.name, name, sizeof(info.name));
+ case CMD_GETVOICEPARAM:
+ ctl->val[0] = card->waveout.send_routing[0];
+ ctl->val[1] = card->waveout.send_a[0] | card->waveout.send_b[0] << 8 |
+ card->waveout.send_c[0] << 16 | card->waveout.send_d[0] << 24;
- if (copy_to_user((void *) arg, &info, sizeof(info)))
- return -EFAULT;
+ ctl->val[2] = card->waveout.send_routing[1];
+ ctl->val[3] = card->waveout.send_a[1] | card->waveout.send_b[1] << 8 |
+ card->waveout.send_c[1] << 16 | card->waveout.send_d[1] << 24;
- return 0;
- }
- break;
+ ctl->val[4] = card->waveout.send_routing[2];
+ ctl->val[5] = card->waveout.send_a[2] | card->waveout.send_b[2] << 8 |
+ card->waveout.send_c[2] << 16 | card->waveout.send_d[2] << 24;
- case OSS_GETVERSION:
- DPF(4, "OSS_GETVERSION\n");
- return put_user(SOUND_VERSION, (int *) arg);
- break;
+ if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
+ ret = -EFAULT;
- case SOUND_MIXER_PRIVATE1:
- DPF(4, "SOUND_MIXER_PRIVATE1");
-
- if (copy_to_user((void *) arg, card->digmix, sizeof(card->digmix)))
- return -EFAULT;
-
- return 0;
+ break;
- break;
- case SOUND_MIXER_PRIVATE2:
- DPF(4, "SOUND_MIXER_PRIVATE2");
+ case CMD_SETVOICEPARAM:
+ card->waveout.send_routing[0] = ctl->val[0] & 0xffff;
+ card->waveout.send_a[0] = ctl->val[1] & 0xff;
+ card->waveout.send_b[0] = (ctl->val[1] >> 8) & 0xff;
+ card->waveout.send_c[0] = (ctl->val[1] >> 16) & 0xff;
+ card->waveout.send_d[0] = (ctl->val[1] >> 24) & 0xff;
+
+ card->waveout.send_routing[1] = ctl->val[2] & 0xffff;
+ card->waveout.send_a[1] = ctl->val[3] & 0xff;
+ card->waveout.send_b[1] = (ctl->val[3] >> 8) & 0xff;
+ card->waveout.send_c[1] = (ctl->val[3] >> 16) & 0xff;
+ card->waveout.send_d[1] = (ctl->val[3] >> 24) & 0xff;
+
+ card->waveout.send_routing[2] = ctl->val[4] & 0xffff;
+ card->waveout.send_a[2] = ctl->val[5] & 0xff;
+ card->waveout.send_b[2] = (ctl->val[5] >> 8) & 0xff;
+ card->waveout.send_c[2] = (ctl->val[5] >> 16) & 0xff;
+ card->waveout.send_d[2] = (ctl->val[5] >> 24) & 0xff;
- if (copy_from_user(card->digmix, (void *) arg, sizeof(card->digmix)))
- return -EFAULT;
+ break;
+
+ case CMD_SETMCH_FX:
+ card->mchannel_fx = ctl->val[0] & 0x000f;
+ break;
+
+ case CMD_GETPATCH:
+ if (ctl->val[0] == 0) {
+ if (copy_to_user((void *) arg, &card->mgr.rpatch, sizeof(struct dsp_rpatch)))
+ ret = -EFAULT;
+ } else {
+ if ((ctl->val[0] - 1) / PATCHES_PER_PAGE >= card->mgr.current_pages) {
+ ret = -EINVAL;
+ break;
+ }
- for (i = 0; i < sizeof(card->digmix) / sizeof(card->digmix[0]); i++)
- sblive_writeptr(card, FXGPREGBASE + 0x10 + i, 0, (card->digmix[i] & DM_MUTE) ? 0 : card->digmix[i]);
- return 0;
+ if (copy_to_user((void *) arg, PATCH(&card->mgr, ctl->val[0] - 1), sizeof(struct dsp_patch)))
+ ret = -EFAULT;
+ }
- break;
- case SOUND_MIXER_PRIVATE3: {
- struct mixer_private_ioctl ctl;
+ break;
- if (copy_from_user(&ctl, (void *) arg, sizeof(struct mixer_private_ioctl)))
- return -EFAULT;
+ case CMD_GETGPR:
+ id = ctl->val[0];
- switch (ctl.cmd) {
-#ifdef EMU10K1_DEBUG
- case CMD_WRITEFN0:
- emu10k1_writefn0(card, ctl.val[0], ctl.val[1]);
- return 0;
+ if (id > NUM_GPRS) {
+ ret = -EINVAL;
break;
+ }
- case CMD_WRITEPTR:
- if(ctl.val[1] >= 0x40)
- return -EINVAL;
-
- if(ctl.val[0] > 0xff)
- return -EINVAL;
-
- if((ctl.val[0] & 0x7ff) > 0x3f)
- ctl.val[1] = 0x00;
-
- sblive_writeptr(card, ctl.val[0], ctl.val[1], ctl.val[2]);
+ if (copy_to_user((void *) arg, &card->mgr.gpr[id], sizeof(struct dsp_gpr)))
+ ret = -EFAULT;
- return 0;
- break;
-#endif
- case CMD_READFN0:
- ctl.val[2] = emu10k1_readfn0(card, ctl.val[0]);
+ break;
- if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl)))
- return -EFAULT;
+ case CMD_GETCTLGPR:
+ addr = emu10k1_find_control_gpr(&card->mgr, (char *) ctl->val, &((char *) ctl->val)[PATCH_NAME_SIZE]);
+ ctl->val[0] = sblive_readptr(card, addr, 0);
- return 0;
- break;
+ if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
+ ret = -EFAULT;
- case CMD_READPTR:
- if(ctl.val[1] >= 0x40)
- return -EINVAL;
+ break;
- if((ctl.val[0] & 0x7ff) > 0xff)
- return -EINVAL;
+ case CMD_SETPATCH:
+ if (ctl->val[0] == 0)
+ memcpy(&card->mgr.rpatch, &ctl->val[1], sizeof(struct dsp_rpatch));
+ else {
+ page = (ctl->val[0] - 1) / PATCHES_PER_PAGE;
+ if (page > MAX_PATCHES_PAGES) {
+ ret = -EINVAL;
+ break;
+ }
- if((ctl.val[0] & 0x7ff) > 0x3f)
- ctl.val[1] = 0x00;
+ if (page >= card->mgr.current_pages) {
+ for(i = card->mgr.current_pages; i < page + 1; i++) {
+ card->mgr.patch[i] = (void *)__get_free_pages(GFP_KERNEL, 1);
+ if(card->mgr.patch[i] == NULL) {
+ card->mgr.current_pages = i;
+ ret = -ENOMEM;
+ break;
+ }
+ memset(card->mgr.patch[i], 0, PAGE_SIZE);
+ }
+ card->mgr.current_pages = page + 1;
+ }
- ctl.val[2] = sblive_readptr(card, ctl.val[0], ctl.val[1]);
+ patch = PATCH(&card->mgr, ctl->val[0] - 1);
- if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl)))
- return -EFAULT;
+ memcpy(patch, &ctl->val[1], sizeof(struct dsp_patch));
- return 0;
- break;
+ if(patch->code_size == 0) {
+ for(i = page + 1; i < card->mgr.current_pages; i++)
+ free_page((unsigned long) card->mgr.patch[i]);
- case CMD_SETRECSRC:
- switch(ctl.val[0]){
- case WAVERECORD_AC97:
- if(card->isaps)
- return -EINVAL;
- card->wavein.recsrc = WAVERECORD_AC97;
- break;
- case WAVERECORD_MIC:
- card->wavein.recsrc = WAVERECORD_MIC;
- break;
- case WAVERECORD_FX:
- card->wavein.recsrc = WAVERECORD_FX;
- card->wavein.fxwc = ctl.val[1] & 0xffff;
- if(!card->wavein.fxwc)
- return -EINVAL;
- break;
- default:
- return -EINVAL;
+ card->mgr.current_pages = page + 1;
}
- return 0;
- break;
-
- case CMD_GETRECSRC:
- ctl.val[0] = card->wavein.recsrc;
- ctl.val[1] = card->wavein.fxwc;
- if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl)))
- return -EFAULT;
+ }
+ break;
- return 0;
+ case CMD_SETGPR:
+ if (ctl->val[0] > NUM_GPRS) {
+ ret = -EINVAL;
break;
+ }
- case CMD_GETVOICEPARAM:
-
- ctl.val[0] = card->waveout.send_routing[0];
- ctl.val[1] = card->waveout.send_a[0] | card->waveout.send_b[0] << 8 |
- card->waveout.send_c[0] << 16 | card->waveout.send_d[0] << 24;
-
- ctl.val[2] = card->waveout.send_routing[1];
- ctl.val[3] = card->waveout.send_a[1] | card->waveout.send_b[1] << 8 |
- card->waveout.send_c[1] << 16 | card->waveout.send_d[1] << 24;
+ memcpy(&card->mgr.gpr[ctl->val[0]], &ctl->val[1], sizeof(struct dsp_gpr));
+ break;
- ctl.val[4] = card->waveout.send_routing[2];
- ctl.val[5] = card->waveout.send_a[2] | card->waveout.send_b[2] << 8 |
- card->waveout.send_c[2] << 16 | card->waveout.send_d[2] << 24;
+ case CMD_SETCTLGPR:
+ addr = emu10k1_find_control_gpr(&card->mgr, (char *) ctl->val, (char *) ctl->val + PATCH_NAME_SIZE);
+ emu10k1_set_control_gpr(card, addr, *((s32 *)((char *) ctl->val + 2 * PATCH_NAME_SIZE)), 0);
+ break;
- if (copy_to_user((void *) arg, &ctl, sizeof(struct mixer_private_ioctl)))
- return -EFAULT;
- return 0;
+ case CMD_SETGPOUT:
+ if( ctl->val[0]>2 || ctl->val[1]>1){
+ ret= -EINVAL;
break;
+ }
+ emu10k1_writefn0(card, (1<<24)| (((ctl->val[0])+10)<<16 ) | HCFG ,ctl->val[1]);
+ break;
- case CMD_SETVOICEPARAM:
- card->waveout.send_routing[0] = ctl.val[0] & 0xffff;
- card->waveout.send_a[0] = ctl.val[1] & 0xff;
- card->waveout.send_b[0] = (ctl.val[1] >> 8) & 0xff;
- card->waveout.send_c[0] = (ctl.val[1] >> 16) & 0xff;
- card->waveout.send_d[0] = (ctl.val[1] >> 24) & 0xff;
-
- card->waveout.send_routing[1] = ctl.val[2] & 0xffff;
- card->waveout.send_a[1] = ctl.val[3] & 0xff;
- card->waveout.send_b[1] = (ctl.val[3] >> 8) & 0xff;
- card->waveout.send_c[1] = (ctl.val[3] >> 16) & 0xff;
- card->waveout.send_d[1] = (ctl.val[3] >> 24) & 0xff;
-
- card->waveout.send_routing[2] = ctl.val[4] & 0xffff;
- card->waveout.send_a[2] = ctl.val[5] & 0xff;
- card->waveout.send_b[2] = (ctl.val[5] >> 8) & 0xff;
- card->waveout.send_c[2] = (ctl.val[5] >> 16) & 0xff;
- card->waveout.send_d[2] = (ctl.val[5] >> 24) & 0xff;
-
- return 0;
- break;
+ case CMD_GETGPR2OSS:
+ id = ctl->val[0];
+ ch = ctl->val[1];
- default:
- return -EINVAL;
+ if (id >= SOUND_MIXER_NRDEVICES || ch >= 2) {
+ ret = -EINVAL;
break;
}
- }
- break;
-
- case SOUND_MIXER_PRIVATE4:{
- u32 size;
- int size_reg = 0;
-
- if (copy_from_user(&size, (void *) arg, sizeof(size)))
- return -EFAULT;
- DPD(2,"External tram size 0x%x\n", size);
+ ctl->val[2] = card->mgr.ctrl_gpr[id][ch];
- if(size > 0x1fffff)
- return -EINVAL;
-
- if (size != 0) {
- size = (size - 1) >> 14;
+ if (copy_to_user((void *) arg, ctl, sizeof(struct mixer_private_ioctl)))
+ ret = -EFAULT;
+ break;
- while (size) {
- size >>= 1;
- size_reg++;
- }
+ case CMD_SETGPR2OSS:
+ id = ctl->val[0];
+ ch = ctl->val[1];
+ addr = ctl->val[2];
- size = 0x4000 << size_reg;
+ if (id >= SOUND_MIXER_NRDEVICES || ch >= 2) {
+ ret = -EINVAL;
+ break;
}
- DPD(2,"External tram size 0x%x 0x%x\n", size, size_reg);
-
- if (size != card->tankmem.size) {
- if (card->tankmem.size > 0) {
- emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 1);
+ card->mgr.ctrl_gpr[id][ch] = addr;
- sblive_writeptr_tag(card, 0, TCB, 0,
- TCBS, 0,
- TAGLIST_END);
+ if (card->isaps)
+ break;
- pci_free_consistent(card->pci_dev, card->tankmem.size,
- card->tankmem.addr, card->tankmem.dma_handle);
+ if (addr >= 0) {
+ unsigned int state = card->ac97.mixer_state[id];
- card->tankmem.size = 0;
+ if (ch) {
+ state >>= 8;
+ card->ac97.stereo_mixers |= (1<<id);
+ } else {
+ card->ac97.supported_mixers |= (1<<id);
}
- if (size != 0) {
- if ((card->tankmem.addr = pci_alloc_consistent(card->pci_dev, size,
- &card->tankmem.dma_handle)) == NULL)
- return -ENOMEM;
-
- card->tankmem.size = size;
-
- sblive_writeptr_tag(card, 0, TCB, card->tankmem.dma_handle,
- TCBS, size_reg,
- TAGLIST_END);
-
- emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 0);
+ emu10k1_set_volume_gpr(card, addr, state & 0xff,
+ volume_params[id].scale,
+ volume_params[id].muting);
+ } else {
+ if (ch) {
+ card->ac97.stereo_mixers &= ~(1<<id);
+ card->ac97.stereo_mixers |= card->ac97_stereo_mixers;
+ } else {
+ card->ac97.supported_mixers &= ~(1<<id);
+ card->ac97.supported_mixers |= card->ac97_supported_mixers;
}
}
- return 0;
+ break;
+ case CMD_SETPASSTHROUGH:
+ card->pt.selected = ctl->val[0] ? 1 : 0;
+ if (card->pt.state != PT_STATE_INACTIVE)
+ break;
+ card->pt.spcs_to_use = ctl->val[0] & 0x07;
+ break;
+ default:
+ ret = -EINVAL;
+ break;
}
- break;
- default:
+ kfree(ctl);
+ return ret;
break;
- }
- if (_IOC_TYPE(cmd) != 'M' || _IOC_SIZE(cmd) != sizeof(int))
- return -EINVAL;
+ case SOUND_MIXER_PRIVATE4:
- if (_IOC_DIR(cmd) == _IOC_READ) {
- switch (_IOC_NR(cmd)) {
- case SOUND_MIXER_DEVMASK: /* Arg contains a bit for each supported device */
- DPF(4, "SOUND_MIXER_READ_DEVMASK\n");
- if (card->isaps)
-#ifdef TONE_CONTROL
- return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME |
- SOUND_MASK_BASS | SOUND_MASK_TREBLE,
- (int *) arg);
-#else
- return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME,
- (int *) arg);
-#endif
-
-#ifdef TONE_CONTROL
- return put_user(SOUND_MASK_LINE | SOUND_MASK_CD |
- SOUND_MASK_OGAIN | SOUND_MASK_LINE1 |
- SOUND_MASK_PCM | SOUND_MASK_VOLUME |
- SOUND_MASK_PHONEIN | SOUND_MASK_MIC |
- SOUND_MASK_BASS | SOUND_MASK_TREBLE |
- SOUND_MASK_RECLEV | SOUND_MASK_SPEAKER |
- SOUND_MASK_LINE3 | SOUND_MASK_DIGITAL1 |
- SOUND_MASK_DIGITAL2 | SOUND_MASK_LINE2, (int *) arg);
-#else
- return put_user(SOUND_MASK_LINE | SOUND_MASK_CD |
- SOUND_MASK_OGAIN | SOUND_MASK_LINE1 |
- SOUND_MASK_PCM | SOUND_MASK_VOLUME |
- SOUND_MASK_PHONEIN | SOUND_MASK_MIC |
- SOUND_MASK_RECLEV | SOUND_MASK_SPEAKER |
- SOUND_MASK_LINE3 | SOUND_MASK_DIGITAL1 |
- SOUND_MASK_DIGITAL2 | SOUND_MASK_LINE2, (int *) arg);
-#endif
+ if (copy_from_user(&size, (void *) arg, sizeof(size)))
+ return -EFAULT;
- case SOUND_MIXER_RECMASK: /* Arg contains a bit for each supported recording source */
- DPF(2, "SOUND_MIXER_READ_RECMASK\n");
- if (card->isaps)
- return put_user(0, (int *) arg);
-
- return put_user(SOUND_MASK_MIC | SOUND_MASK_CD |
- SOUND_MASK_LINE1 | SOUND_MASK_LINE |
- SOUND_MASK_VOLUME | SOUND_MASK_OGAIN |
- SOUND_MASK_PHONEIN, (int *) arg);
-
- case SOUND_MIXER_STEREODEVS: /* Mixer channels supporting stereo */
- DPF(2, "SOUND_MIXER_READ_STEREODEVS\n");
-
- if (card->isaps)
-#ifdef TONE_CONTROL
- return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME |
- SOUND_MASK_BASS | SOUND_MASK_TREBLE,
- (int *) arg);
-#else
- return put_user(SOUND_MASK_PCM | SOUND_MASK_VOLUME,
- (int *) arg);
-#endif
+ DPD(2, "External tram size %#x\n", size);
-#ifdef TONE_CONTROL
- return put_user(SOUND_MASK_LINE | SOUND_MASK_CD |
- SOUND_MASK_OGAIN | SOUND_MASK_LINE1 |
- SOUND_MASK_PCM | SOUND_MASK_VOLUME |
- SOUND_MASK_BASS | SOUND_MASK_TREBLE |
- SOUND_MASK_RECLEV | SOUND_MASK_LINE3 |
- SOUND_MASK_DIGITAL1 | SOUND_MASK_DIGITAL2 |
- SOUND_MASK_LINE2, (int *) arg);
-#else
- return put_user(SOUND_MASK_LINE | SOUND_MASK_CD |
- SOUND_MASK_OGAIN | SOUND_MASK_LINE1 |
- SOUND_MASK_PCM | SOUND_MASK_VOLUME |
- SOUND_MASK_RECLEV | SOUND_MASK_LINE3 |
- SOUND_MASK_DIGITAL1 | SOUND_MASK_DIGITAL2 |
- SOUND_MASK_LINE2, (int *) arg);
-#endif
+ if (size > 0x1fffff)
+ return -EINVAL;
- case SOUND_MIXER_CAPS:
- DPF(2, "SOUND_MIXER_READ_CAPS\n");
- return put_user(SOUND_CAP_EXCL_INPUT, (int *) arg);
-#ifdef PRIVATE_PCM_VOLUME
- case SOUND_MIXER_PCM:
- /* needs to be before default: !!*/
- {
- int i;
-
- for (i = 0; i < MAX_PCM_CHANNELS; i++) {
- if (sblive_pcm_volume[i].files == current->files) {
- return put_user((int) sblive_pcm_volume[i].mixer, (int *) arg);
- }
- }
- }
-#endif
- default:
- break;
- }
+ size_reg = 0;
- switch (_IOC_NR(cmd)) {
- case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */
- DPF(2, "SOUND_MIXER_READ_RECSRC\n");
- if (card->isaps)
- return put_user(0, (int *) arg);
+ if (size != 0) {
+ size = (size - 1) >> 14;
- sblive_readac97(card, AC97_RECORDSELECT, ®);
- return put_user(recsrc[reg & 7], (int *) arg);
+ while (size) {
+ size >>= 1;
+ size_reg++;
+ }
- default:
- i = _IOC_NR(cmd);
- DPD(4, "SOUND_MIXER_READ(%d)\n", i);
- if (i >= SOUND_MIXER_NRDEVICES)
- return -EINVAL;
-#ifdef OSS_DOCUMENTED_MIXER_SEMANTICS
- return mixer_rdch(card, i, (int *) arg);
-#else /* OSS_DOCUMENTED_MIXER_SEMANTICS */
- if (!volidx[i])
- return -EINVAL;
- return put_user(card->arrwVol[volidx[i]], (int *) arg);
-
-#endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */
+ size = 0x4000 << size_reg;
}
- }
- /* End of _IOC_READ */
- if (_IOC_DIR(cmd) != (_IOC_READ | _IOC_WRITE))
- return -EINVAL;
+ DPD(2, "External tram size %#x %#x\n", size, size_reg);
- /* _IOC_WRITE */
- card->modcnt++;
+ if (size != card->tankmem.size) {
+ if (card->tankmem.size > 0) {
+ emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 1);
- switch (_IOC_NR(cmd)) {
- case SOUND_MIXER_RECSRC: /* Arg contains a bit for each recording source */
- DPF(2, "SOUND_MIXER_WRITE_RECSRC\n");
+ sblive_writeptr_tag(card, 0, TCB, 0, TCBS, 0, TAGLIST_END);
- if (card->isaps)
- return -EINVAL;
+ pci_free_consistent(card->pci_dev, card->tankmem.size, card->tankmem.addr, card->tankmem.dma_handle);
- if (get_user(val, (int *) arg))
- return -EFAULT;
+ card->tankmem.size = 0;
+ }
- i = hweight32(val);
- if (i == 0)
- return 0; /* val = mixer_recmask(s); */
- else if (i > 1) {
- sblive_readac97(card, AC97_RECORDSELECT, ®);
- val &= ~recsrc[reg & 7];
- }
+ if (size != 0) {
+ card->tankmem.addr = pci_alloc_consistent(card->pci_dev, size, &card->tankmem.dma_handle);
+ if (card->tankmem.addr == NULL)
+ return -ENOMEM;
- for (i = 0; i < 8; i++) {
- if (val & recsrc[i]) {
- DPD(2, "Selecting record source to be 0x%04x\n", 0x0101 * i);
- sblive_writeac97(card, AC97_RECORDSELECT, 0x0101 * i);
- return 0;
+ card->tankmem.size = size;
+
+ sblive_writeptr_tag(card, 0, TCB, card->tankmem.dma_handle, TCBS, size_reg, TAGLIST_END);
+
+ emu10k1_writefn0(card, HCFG_LOCKTANKCACHE, 0);
}
}
return 0;
+ break;
default:
- i = _IOC_NR(cmd);
- DPD(4, "SOUND_MIXER_WRITE(%d)\n", i);
-
- if (i >= SOUND_MIXER_NRDEVICES)
- return -EINVAL;
- if (get_user(val, (int *) arg))
- return -EFAULT;
+ break;
+ }
- if (emu10k1_mixer_wrch(card, i, val))
- return -EINVAL;
+ return -EINVAL;
+}
-#ifdef OSS_DOCUMENTED_MIXER_SEMANTICS
- return mixer_rdch(card, i, (int *) arg);
-#else /* OSS_DOCUMENTED_MIXER_SEMANTICS */
- return put_user(card->arrwVol[volidx[i]], (int *) arg);
-#endif /* OSS_DOCUMENTED_MIXER_SEMANTICS */
+
+static int emu10k1_mixer_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg)
+{
+ int ret;
+ struct emu10k1_card *card = file->private_data;
+
+ ret = -EINVAL;
+ if (!card->isaps)
+ ret = card->ac97.mixer_ioctl(&card->ac97, cmd, arg);
+
+ if (ret < 0)
+ ret = emu10k1_private_mixer(card, cmd, arg);
+ else{
+ unsigned int oss_mixer, left, right;
+
+ oss_mixer = _IOC_NR(cmd);
+
+ if ((_IOC_DIR(cmd) == (_IOC_WRITE|_IOC_READ)) && oss_mixer<=SOUND_MIXER_NRDEVICES ) {
+
+ left = card->ac97.mixer_state[oss_mixer] & 0xff;
+ right = (card->ac97.mixer_state[oss_mixer] >> 8) & 0xff;
+ if(card->ac97.supported_mixers|(1<<oss_mixer))
+ emu10k1_set_volume_gpr(card, card->mgr.ctrl_gpr[oss_mixer][0], left,
+ volume_params[oss_mixer].scale,
+ volume_params[oss_mixer].muting);
+ if(card->ac97.stereo_mixers |(1<<oss_mixer))
+ emu10k1_set_volume_gpr(card, card->mgr.ctrl_gpr[oss_mixer][1], right,
+ volume_params[oss_mixer].scale,
+ volume_params[oss_mixer].muting);
+ }
+
}
+
+
+
+ return ret;
}
static int emu10k1_mixer_open(struct inode *inode, struct file *file)
{
int minor = MINOR(inode->i_rdev);
- struct emu10k1_card *card;
+ struct emu10k1_card *card = NULL;
struct list_head *entry;
DPF(4, "emu10k1_mixer_open()\n");
list_for_each(entry, &emu10k1_devs) {
card = list_entry(entry, struct emu10k1_card, list);
- if (card->mixer_num == minor)
- break;
+ if (card->ac97.dev_mixer == minor)
+ goto match;
}
- if (entry == &emu10k1_devs)
- return -ENODEV;
+ return -ENODEV;
+ match:
file->private_data = card;
return 0;
}
}
struct file_operations emu10k1_mixer_fops = {
- owner: THIS_MODULE,
+ owner: THIS_MODULE,
llseek: emu10k1_mixer_llseek,
ioctl: emu10k1_mixer_ioctl,
open: emu10k1_mixer_open,
--- /dev/null
+/*
+ **********************************************************************
+ * passthrough.c -- Emu10k1 digital passthrough
+ * Copyright (C) 2001 Juha Yrjölä <jyrjola@cc.hut.fi>
+ *
+ **********************************************************************
+ *
+ * Date Author Summary of changes
+ * ---- ------ ------------------
+ * May 15, 2001 Juha Yrjölä base code release
+ *
+ **********************************************************************
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
+ * USA.
+ *
+ **********************************************************************
+ */
+
+#define __NO_VERSION__
+#include <linux/module.h>
+#include <linux/poll.h>
+#include <linux/malloc.h>
+#include <linux/version.h>
+#include <linux/bitops.h>
+#include <asm/io.h>
+#include <linux/sched.h>
+#include <linux/smp_lock.h>
+#include <linux/wrapper.h>
+
+#include "hwaccess.h"
+#include "cardwo.h"
+#include "cardwi.h"
+#include "recmgr.h"
+#include "irqmgr.h"
+#include "audio.h"
+#include "8010.h"
+#include "passthrough.h"
+
+static void pt_putsamples(struct pt_data *pt, u16 *ptr, u16 left, u16 right)
+{
+ unsigned int idx;
+
+ ptr[pt->copyptr] = left;
+ idx = pt->copyptr + PT_SAMPLES/2;
+ idx %= PT_SAMPLES;
+ ptr[idx] = right;
+}
+
+static inline int pt_can_write(struct pt_data *pt)
+{
+ return pt->blocks_copied < pt->blocks_played + 8;
+}
+
+static int pt_wait_for_write(struct emu10k1_wavedevice *wavedev, int nonblock)
+{
+ struct emu10k1_card *card = wavedev->card;
+ struct pt_data *pt = &card->pt;
+
+ if (nonblock && !pt_can_write(pt))
+ return -EAGAIN;
+ while (!pt_can_write(pt) && pt->state != PT_STATE_INACTIVE) {
+ interruptible_sleep_on(&pt->wait);
+ if (signal_pending(current))
+ return -ERESTARTSYS;
+ }
+ if (pt->state == PT_STATE_INACTIVE)
+ return -EAGAIN;
+
+ return 0;
+}
+
+static int pt_putblock(struct emu10k1_wavedevice *wave_dev, u16 *block, int nonblock)
+{
+ struct woinst *woinst = wave_dev->woinst;
+ struct emu10k1_card *card = wave_dev->card;
+ struct pt_data *pt = &card->pt;
+ u16 *ptr = (u16 *) card->tankmem.addr;
+ int i = 0, r;
+ unsigned long flags;
+
+ r = pt_wait_for_write(wave_dev, nonblock);
+ if (r < 0)
+ return r;
+ spin_lock_irqsave(&card->pt.lock, flags);
+ while (i < PT_BLOCKSAMPLES) {
+ pt_putsamples(pt, ptr, block[2*i], block[2*i+1]);
+ if (pt->copyptr == 0)
+ pt->copyptr = PT_SAMPLES;
+ pt->copyptr--;
+ i++;
+ }
+ woinst->total_copied += PT_BLOCKSIZE;
+ pt->blocks_copied++;
+ if (pt->blocks_copied >= 4 && pt->state != PT_STATE_PLAYING) {
+ DPF(2, "activating digital pass-through playback\n");
+ sblive_writeptr(card, GPR_BASE + pt->enable_gpr, 0, 1);
+ pt->state = PT_STATE_PLAYING;
+ }
+ spin_unlock_irqrestore(&card->pt.lock, flags);
+ return 0;
+}
+
+static int pt_setup(struct emu10k1_wavedevice *wave_dev)
+{
+ u32 bits;
+ struct emu10k1_card *card = wave_dev->card;
+ struct pt_data *pt = &card->pt;
+ int i;
+
+ for (i = 0; i < 3; i++) {
+ pt->old_spcs[i] = sblive_readptr(card, SPCS0 + i, 0);
+ if (pt->spcs_to_use & (1 << i)) {
+ DPD(2, "using S/PDIF port %d\n", i);
+ bits = SPCS_CLKACCY_1000PPM | SPCS_SAMPLERATE_48 |
+ SPCS_CHANNELNUM_LEFT | SPCS_SOURCENUM_UNSPEC | SPCS_GENERATIONSTATUS |
+ 0x00001200 | SPCS_EMPHASIS_NONE | SPCS_COPYRIGHT;
+ if (pt->ac3data)
+ bits |= SPCS_NOTAUDIODATA;
+ sblive_writeptr(card, SPCS0 + i, 0, bits);
+ }
+ }
+ return 0;
+}
+
+ssize_t emu10k1_pt_write(struct file *file, const char *buffer, size_t count)
+{
+ struct emu10k1_wavedevice *wave_dev = (struct emu10k1_wavedevice *) file->private_data;
+ struct emu10k1_card *card = wave_dev->card;
+ struct pt_data *pt = &card->pt;
+ int nonblock, i, r, blocks, blocks_copied, bytes_copied = 0;
+
+ DPD(3, "emu10k1_pt_write(): %d bytes\n", count);
+
+ nonblock = file->f_flags & O_NONBLOCK;
+
+ if (card->tankmem.size < PT_SAMPLES*2)
+ return -EFAULT;
+ if (pt->state == PT_STATE_INACTIVE) {
+ DPF(2, "bufptr init\n");
+ pt->playptr = PT_SAMPLES-1;
+ pt->copyptr = PT_INITPTR;
+ pt->blocks_played = pt->blocks_copied = 0;
+ memset(card->tankmem.addr, 0, card->tankmem.size);
+ pt->state = PT_STATE_ACTIVATED;
+ pt->buf = kmalloc(PT_BLOCKSIZE, GFP_KERNEL);
+ pt->prepend_size = 0;
+ if (pt->buf == NULL)
+ return -ENOMEM;
+ pt_setup(wave_dev);
+ }
+ if (pt->prepend_size) {
+ int needed = PT_BLOCKSIZE - pt->prepend_size;
+
+ DPD(3, "prepend size %d, prepending %d bytes\n", pt->prepend_size, needed);
+ if (count < needed) {
+ copy_from_user(pt->buf + pt->prepend_size, buffer, count);
+ pt->prepend_size += count;
+ DPD(3, "prepend size now %d\n", pt->prepend_size);
+ return count;
+ }
+ copy_from_user(pt->buf + pt->prepend_size, buffer, needed);
+ r = pt_putblock(wave_dev, (u16 *) pt->buf, nonblock);
+ if (r)
+ return r;
+ bytes_copied += needed;
+ pt->prepend_size = 0;
+ }
+ blocks = (count-bytes_copied)/PT_BLOCKSIZE;
+ blocks_copied = 0;
+ while (blocks > 0) {
+ u16 *bufptr = (u16 *) buffer + (bytes_copied/2);
+ copy_from_user(pt->buf, bufptr, PT_BLOCKSIZE);
+ bufptr = (u16 *) pt->buf;
+ r = pt_putblock(wave_dev, bufptr, nonblock);
+ if (r) {
+ if (bytes_copied)
+ return bytes_copied;
+ else
+ return r;
+ }
+ bytes_copied += PT_BLOCKSIZE;
+ blocks--;
+ blocks_copied++;
+ }
+ i = count - bytes_copied;
+ if (i) {
+ pt->prepend_size = i;
+ copy_from_user(pt->buf, buffer + bytes_copied, i);
+ bytes_copied += i;
+ DPD(3, "filling prepend buffer with %d bytes", i);
+ }
+ return bytes_copied;
+}
+
+void emu10k1_pt_stop(struct emu10k1_card *card)
+{
+ struct pt_data *pt = &card->pt;
+ int i;
+ unsigned long flags;
+
+ spin_lock_irqsave(&card->pt.lock, flags);
+ if (pt->state != PT_STATE_INACTIVE) {
+ DPF(2, "digital pass-through stopped\n");
+ sblive_writeptr(card, GPR_BASE + pt->enable_gpr, 0, 0);
+ for (i = 0; i < 3; i++) {
+ if (pt->spcs_to_use & (1 << i))
+ sblive_writeptr(card, SPCS0 + i, 0, pt->old_spcs[i]);
+ }
+ pt->state = PT_STATE_INACTIVE;
+ kfree(pt->buf);
+ }
+ spin_unlock_irqrestore(&card->pt.lock, flags);
+}
+
+void emu10k1_pt_waveout_update(struct emu10k1_wavedevice *wave_dev)
+{
+ struct woinst *woinst = wave_dev->woinst;
+ struct pt_data *pt = &wave_dev->card->pt;
+ u32 pos;
+
+ if (pt->state == PT_STATE_PLAYING && pt->pos_gpr >= 0) {
+ pos = sblive_readptr(wave_dev->card, GPR_BASE + pt->pos_gpr, 0);
+ if (pos > PT_BLOCKSAMPLES)
+ pos = PT_BLOCKSAMPLES;
+ pos = 4 * (PT_BLOCKSAMPLES - pos);
+ } else
+ pos = 0;
+ woinst->total_played = pt->blocks_played * woinst->buffer.fragment_size + pos;
+ woinst->buffer.hw_pos = pos;
+}
--- /dev/null
+/*
+ **********************************************************************
+ * passthrough.h -- Emu10k1 digital passthrough header file
+ * Copyright (C) 2001 Juha Yrjölä <jyrjola@cc.hut.fi>
+ *
+ **********************************************************************
+ *
+ * Date Author Summary of changes
+ * ---- ------ ------------------
+ * May 15, 2001 Juha Yrjölä base code release
+ *
+ **********************************************************************
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
+ * USA.
+ *
+ **********************************************************************
+ */
+
+#ifndef _PASSTHROUGH_H
+#define _PASSTHROUGH_H
+
+#include "audio.h"
+
+/* number of 16-bit stereo samples in XTRAM buffer */
+#define PT_SAMPLES 0x8000
+#define PT_BLOCKSAMPLES 0x400
+#define PT_BLOCKSIZE (PT_BLOCKSAMPLES*4)
+#define PT_BLOCKSIZE_LOG2 12
+#define PT_BLOCKCOUNT (PT_SAMPLES/PT_BLOCKSAMPLES)
+#define PT_INITPTR (PT_SAMPLES/2-1)
+
+#define PT_STATE_INACTIVE 0
+#define PT_STATE_ACTIVATED 1
+#define PT_STATE_PLAYING 2
+
+/* passthrough struct */
+struct pt_data
+{
+ u8 selected, state, spcs_to_use;
+ int intr_gpr, enable_gpr, pos_gpr;
+ u32 blocks_played, blocks_copied, old_spcs[3];
+ u32 playptr, copyptr;
+ u32 prepend_size;
+ u8 *buf;
+ u8 ac3data;
+
+ char *patch_name, *intr_gpr_name, *enable_gpr_name, *pos_gpr_name;
+
+ wait_queue_head_t wait;
+ spinlock_t lock;
+};
+
+ssize_t emu10k1_pt_write(struct file *file, const char *buf, size_t count);
+void emu10k1_pt_stop(struct emu10k1_card *card);
+void emu10k1_pt_waveout_update(struct emu10k1_wavedevice *wave_dev);
+
+#endif /* _PASSTHROUGH_H */
break;
}
- DPD(2, "bus addx: %x\n", buffer->dma_handle);
+ DPD(2, "bus addx: %#x\n", buffer->dma_handle);
sblive_writeptr(card, buffer->addrreg, 0, buffer->dma_handle);
voice->card = card;
voice->num = i;
-#ifdef PRIVATE_PCM_VOLUME
-
- for (i = 0; i < MAX_PCM_CHANNELS; i++) {
- if (sblive_pcm_volume[i].files == current->files) {
- sblive_pcm_volume[i].channel_l = voice->num;
- DPD(2, "preset left: %d\n", voice->num);
- if (voice->flags & VOICE_FLAGS_STEREO) {
- sblive_pcm_volume[i].channel_r = voice->num + 1;
- DPD(2, "preset right: %d\n", voice->num + 1);
- }
- break;
- }
- }
-#endif
-
for (i = 0; i < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); i++) {
DPD(2, " voice allocated -> %d\n", voice->num + i);
if (voice->usage == VOICE_USAGE_FREE)
return;
-#ifdef PRIVATE_PCM_VOLUME
- for (i = 0; i < MAX_PCM_CHANNELS; i++) {
- if (sblive_pcm_volume[i].files == current->files) {
- if (voice->num == sblive_pcm_volume[i].channel_l)
- sblive_pcm_volume[i].channel_l = NUM_G;
- if ((voice->flags & VOICE_FLAGS_STEREO)
- && (voice->num + 1) == sblive_pcm_volume[i].channel_r) {
- sblive_pcm_volume[i].channel_r = NUM_G;
- }
- break;
- }
- }
-#endif
-
for (i = 0; i < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); i++) {
DPD(2, " voice released -> %d\n", voice->num + i);
card->voicetable[voice->num + 1] = VOICE_USAGE_FREE;
spin_unlock_irqrestore(&card->lock, flags);
-
- return;
}
void emu10k1_voice_playback_setup(struct emu_voice *voice)
/* pitch envelope */
PEFE_PITCHAMOUNT, 0, TAGLIST_END);
-#ifdef PRIVATE_PCM_VOLUME
-{
-int j;
- for (j = 0; j < MAX_PCM_CHANNELS; j++) {
- if (sblive_pcm_volume[j].channel_l == voice->num + i) {
- voice->params[i].initial_attn = (sblive_pcm_volume[j].channel_r < NUM_G) ? sblive_pcm_volume[i].attn_l :
- // test for mono channel (reverse logic is correct here!)
- (sblive_pcm_volume[j].attn_r >
- sblive_pcm_volume[j].attn_l) ? sblive_pcm_volume[j].attn_l : sblive_pcm_volume[j].attn_r;
- DPD(2, "set left volume %d\n", voice->params[i].initial_attn);
- break;
- } else if (sblive_pcm_volume[j].channel_r == voice->num + i) {
- voice->params[i].initial_attn = sblive_pcm_volume[j].attn_r;
- DPD(2, "set right volume %d\n", voice->params[i].initial_attn);
- break;
- }
- }
- }
-#endif
-
voice->params[i].fc_target = 0xffff;
}
-
- return;
}
-void emu10k1_voice_start(struct emu_voice *voice, int set)
+void emu10k1_voices_start(struct emu_voice *first_voice, unsigned int num_voices, int set)
{
- struct emu10k1_card *card = voice->card;
- int i;
+ struct emu10k1_card *card = first_voice->card;
+ struct emu_voice *voice;
+ unsigned int voicenum;
+ int j;
- DPF(2, "emu10k1_voice_start()\n");
-
- if (!set) {
- u32 cra, ccis, cs, sample;
- if (voice->flags & VOICE_FLAGS_STEREO) {
- cra = 64;
- ccis = 28;
- cs = 4;
- } else {
- cra = 64;
- ccis = 30;
- cs = 2;
- }
+ DPF(2, "emu10k1_voices_start()\n");
- if(voice->flags & VOICE_FLAGS_16BIT) {
- sample = 0x00000000;
- } else {
- sample = 0x80808080;
- ccis *= 2;
- }
+ for (voicenum = 0; voicenum < num_voices; voicenum++)
+ {
+ voice = first_voice + voicenum;
+
+ if (!set) {
+ u32 cra, ccis, cs, sample;
+ if (voice->flags & VOICE_FLAGS_STEREO) {
+ cra = 64;
+ ccis = 28;
+ cs = 4;
+ } else {
+ cra = 64;
+ ccis = 30;
+ cs = 2;
+ }
- for(i = 0; i < cs; i++)
- sblive_writeptr(card, CD0 + i, voice->num, sample);
+ if(voice->flags & VOICE_FLAGS_16BIT) {
+ sample = 0x00000000;
+ } else {
+ sample = 0x80808080;
+ ccis *= 2;
+ }
- /* Reset cache */
- sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num, 0);
- if (voice->flags & VOICE_FLAGS_STEREO)
- sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num + 1, 0);
+ for(j = 0; j < cs; j++)
+ sblive_writeptr(card, CD0 + j, voice->num, sample);
- sblive_writeptr(card, CCR_READADDRESS, voice->num, cra);
+ /* Reset cache */
+ sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num, 0);
+ if (voice->flags & VOICE_FLAGS_STEREO)
+ sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num + 1, 0);
- if (voice->flags & VOICE_FLAGS_STEREO)
- sblive_writeptr(card, CCR_READADDRESS, voice->num + 1, cra);
+ sblive_writeptr(card, CCR_READADDRESS, voice->num, cra);
- /* Fill cache */
- sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num, ccis);
- }
+ if (voice->flags & VOICE_FLAGS_STEREO)
+ sblive_writeptr(card, CCR_READADDRESS, voice->num + 1, cra);
- for (i = 0; i < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); i++) {
- sblive_writeptr_tag(card, voice->num + i,
- IFATN, (voice->params[i].initial_fc << 8) | voice->params[i].initial_attn,
- VTFT, (voice->params[i].volume_target << 16) | voice->params[i].fc_target,
- CVCF, (voice->params[i].volume_target << 16) | voice->params[i].fc_target,
- DCYSUSV, (voice->params[i].byampl_env_sustain << 8) | voice->params[i].byampl_env_decay,
+ /* Fill cache */
+ sblive_writeptr(card, CCR_CACHEINVALIDSIZE, voice->num, ccis);
+ }
+
+ for (j = 0; j < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); j++) {
+ sblive_writeptr_tag(card, voice->num + j,
+ IFATN, (voice->params[j].initial_fc << 8) | voice->params[j].initial_attn,
+ VTFT, (voice->params[j].volume_target << 16) | voice->params[j].fc_target,
+ CVCF, (voice->params[j].volume_target << 16) | voice->params[j].fc_target,
+ DCYSUSV, (voice->params[j].byampl_env_sustain << 8) | voice->params[j].byampl_env_decay,
TAGLIST_END);
+
+ emu10k1_clear_stop_on_loop(card, voice->num + j);
+ }
+ }
- emu10k1_clear_stop_on_loop(card, voice->num + i);
- sblive_writeptr(card, PTRX_PITCHTARGET, voice->num + i, voice->pitch_target);
+ for (voicenum = 0; voicenum < num_voices; voicenum++)
+ {
+ voice = first_voice + voicenum;
- if (i == 0)
- sblive_writeptr(card, CPF_CURRENTPITCH, voice->num, voice->pitch_target);
+ for (j = 0; j < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); j++) {
+ sblive_writeptr(card, PTRX_PITCHTARGET, voice->num + j, voice->pitch_target);
- sblive_writeptr(card, IP, voice->num + i, voice->initial_pitch);
- }
+ if (j == 0)
+ sblive_writeptr(card, CPF_CURRENTPITCH, voice->num, voice->pitch_target);
- return;
+ sblive_writeptr(card, IP, voice->num + j, voice->initial_pitch);
+ }
+ }
}
-void emu10k1_voice_stop(struct emu_voice *voice)
+void emu10k1_voices_stop(struct emu_voice *first_voice, int num_voices)
{
- struct emu10k1_card *card = voice->card;
- int i;
+ struct emu10k1_card *card = first_voice->card;
+ struct emu_voice *voice;
+ unsigned int voice_num;
+ int j;
DPF(2, "emu10k1_voice_stop()\n");
- for (i = 0; i < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); i++) {
- sblive_writeptr_tag(card, voice->num + i,
- PTRX_PITCHTARGET, 0,
- CPF_CURRENTPITCH, 0,
- IFATN, 0xffff,
- VTFT, 0x0000ffff,
- CVCF, 0x0000ffff,
- IP, 0,
- TAGLIST_END);
+ for (voice_num = 0; voice_num < num_voices; voice_num++)
+ {
+ voice = first_voice + voice_num;
+
+ for (j = 0; j < (voice->flags & VOICE_FLAGS_STEREO ? 2 : 1); j++) {
+ sblive_writeptr_tag(card, voice->num + j,
+ PTRX_PITCHTARGET, 0,
+ CPF_CURRENTPITCH, 0,
+ IFATN, 0xffff,
+ VTFT, 0x0000ffff,
+ CVCF, 0x0000ffff,
+ IP, 0,
+ TAGLIST_END);
+ }
}
-
- return;
}
int emu10k1_voice_alloc(struct emu10k1_card *, struct emu_voice *);
void emu10k1_voice_free(struct emu_voice *);
void emu10k1_voice_playback_setup(struct emu_voice *);
-void emu10k1_voice_start(struct emu_voice *, int);
-void emu10k1_voice_stop(struct emu_voice *);
+void emu10k1_voices_start(struct emu_voice *, unsigned int, int);
+void emu10k1_voices_stop(struct emu_voice *, int);
#endif /* _VOICEMGR_H */
*/
union bdflush_param {
struct {
- int nfract; /* Percentage of buffer cache dirty to
- activate bdflush */
- int ndirty; /* Maximum number of dirty blocks to write out per
- wake-cycle */
- int nrefill; /* Number of clean buffers to try to obtain
- each time we call refill */
- int dummy1; /* unused */
- int interval; /* jiffies delay between kupdate flushes */
- int age_buffer; /* Time for normal buffer to age before we flush it */
- int nfract_sync; /* Percentage of buffer cache dirty to
- activate bdflush synchronously */
- int dummy2; /* unused */
- int dummy3; /* unused */
+ int nfract; /* Percentage of buffer cache dirty to
+ activate bdflush */
+ int dummy1; /* old "ndirty" */
+ int dummy2; /* old "nrefill" */
+ int dummy3; /* unused */
+ int interval; /* jiffies delay between kupdate flushes */
+ int age_buffer; /* Time for normal buffer to age before we flush it */
+ int nfract_sync;/* Percentage of buffer cache dirty to
+ activate bdflush synchronously */
+ int dummy4; /* unused */
+ int dummy5; /* unused */
} b_un;
unsigned int data[N_PARAM];
} bdf_prm = {{30, 64, 64, 256, 5*HZ, 30*HZ, 60, 0, 0}};
out:
write_unlock(&hash_table_lock);
spin_unlock(&lru_list_lock);
- touch_buffer(bh);
return bh;
}
struct buffer_head * bh;
bh = getblk(dev, block, size);
+ touch_buffer(bh);
if (buffer_uptodate(bh))
return bh;
ll_rw_block(READ, 1, &bh);
sync_supers(0);
unlock_kernel();
- spin_lock(&lru_list_lock);
for (;;) {
- if (write_some_buffers(NODEV)) {
- struct buffer_head *bh;
+ struct buffer_head *bh;
- spin_lock(&lru_list_lock);
- bh = lru_list[BUF_DIRTY];
- if (bh && !time_before(jiffies, bh->b_flushtime))
- continue;
- spin_unlock(&lru_list_lock);
- }
- run_task_queue(&tq_disk);
+ spin_lock(&lru_list_lock);
+ bh = lru_list[BUF_DIRTY];
+ if (!bh || time_before(jiffies, bh->b_flushtime))
+ break;
+ if (write_some_buffers(NODEV))
+ continue;
return 0;
}
+ spin_unlock(&lru_list_lock);
+ return 0;
}
int block_sync_page(struct page *page)
extern void free_page_and_swap_cache(struct page *page);
/* linux/mm/swapfile.c */
+extern int vm_swap_full(void);
extern unsigned int nr_swapfiles;
extern struct swap_info_struct swap_info[];
extern int is_swap_partition(kdev_t);
*/
static int do_swap_page(struct mm_struct * mm,
struct vm_area_struct * vma, unsigned long address,
- pte_t * page_table, swp_entry_t entry, int write_access)
+ pte_t * page_table, pte_t orig_pte, int write_access)
{
struct page *page;
+ swp_entry_t entry = pte_to_swp_entry(orig_pte);
pte_t pte;
spin_unlock(&mm->page_table_lock);
unlock_kernel();
if (!page) {
spin_lock(&mm->page_table_lock);
- return -1;
+ /*
+ * Back out if somebody else faulted in this pte while
+ * we released the page table lock.
+ */
+ return pte_same(*page_table, orig_pte) ? -1 : 1;
}
}
* released the page table lock.
*/
spin_lock(&mm->page_table_lock);
- if (pte_present(*page_table)) {
+ if (!pte_same(*page_table, orig_pte)) {
UnlockPage(page);
page_cache_release(page);
return 1;
pte = mk_pte(page, vma->vm_page_prot);
swap_free(entry);
- if (write_access && exclusive_swap_page(page))
- pte = pte_mkwrite(pte_mkdirty(pte));
+ if (exclusive_swap_page(page)) {
+ if (write_access)
+ pte = pte_mkwrite(pte_mkdirty(pte));
+ if (vm_swap_full()) {
+ delete_from_swap_cache_nolock(page);
+ pte = pte_mkdirty(pte);
+ }
+ }
UnlockPage(page);
flush_page_to_ram(page);
*/
if (pte_none(entry))
return do_no_page(mm, vma, address, write_access, pte);
- return do_swap_page(mm, vma, address, pte, pte_to_swp_entry(entry), write_access);
+ return do_swap_page(mm, vma, address, pte, entry, write_access);
}
if (write_access) {
zonelist_t *zonelist;
zone_t **zonep, *zone;
- zonelist = contig_page_data.node_zonelists + (GFP_KERNEL & GFP_ZONEMASK);
+ zonelist = contig_page_data.node_zonelists + (GFP_NOFS & GFP_ZONEMASK);
zonep = zonelist->zones;
for (zone = *zonep++; zone; zone = *zonep++) {
spinlock_t swaplock = SPIN_LOCK_UNLOCKED;
unsigned int nr_swapfiles;
+int total_swap_pages;
struct swap_list_t swap_list = {-1, -1};
struct swap_info_struct swap_info[MAX_SWAPFILES];
+/*
+ * When swap space gets filled up, we will set this flag.
+ * This will make do_swap_page(), in the page fault path,
+ * free swap entries on swapin so we'll reclaim swap space
+ * in order to be able to swap something out.
+ *
+ * At the moment we start reclaiming when swap usage goes
+ * over 80% of swap space.
+ *
+ * XXX: Random numbers, fixme.
+ */
+#define SWAP_FULL_PCT 80
+int vm_swap_full (void)
+{
+ int swap_used = total_swap_pages - nr_swap_pages;
+
+ return swap_used * 100 > total_swap_pages * SWAP_FULL_PCT;
+}
+
#define SWAPFILE_CLUSTER 256
static inline int scan_swap_map(struct swap_info_struct *si, unsigned short count)
return;
}
+/*
+ * this is called when we find a page in the swap list
+ * all the locks have been dropped at this point which
+ * isn't a problem because we rescan the swap map
+ * and we _don't_ clear the refrence count if for
+ * some reason it isn't 0
+ */
+
+static inline int free_found_swap_entry(unsigned int type, int i)
+{
+ struct task_struct *p;
+ struct page *page;
+ swp_entry_t entry;
+
+ entry = SWP_ENTRY(type, i);
+
+ /*
+ * Get a page for the entry, using the existing swap
+ * cache page if there is one. Otherwise, get a clean
+ * page and read the swap into it.
+ */
+ page = read_swap_cache_async(entry);
+ if (!page) {
+ swap_free(entry);
+ return -ENOMEM;
+ }
+ lock_page(page);
+ if (PageSwapCache(page))
+ delete_from_swap_cache_nolock(page);
+ UnlockPage(page);
+ read_lock(&tasklist_lock);
+ for_each_task(p)
+ unuse_process(p->mm, entry, page);
+ read_unlock(&tasklist_lock);
+ shmem_unuse(entry, page);
+ /*
+ * Now get rid of the extra reference to the temporary
+ * page we've been using.
+ */
+ page_cache_release(page);
+ /*
+ * Check for and clear any overflowed swap map counts.
+ */
+ swap_free(entry);
+ return 0;
+}
+
+
/*
* We completely avoid races by reading each swap page in advance,
* and then search for the process using it. All the necessary
static int try_to_unuse(unsigned int type)
{
struct swap_info_struct * si = &swap_info[type];
- struct task_struct *p;
- struct page *page;
- swp_entry_t entry;
- int i;
+ int ret, foundpage;
+
+ do {
+ int i;
- while (1) {
/*
* The algorithm is inefficient but seldomly used
- * and probably not worth fixing.
*
- * Make sure that we aren't completely killing
- * interactive performance.
- */
- if (current->need_resched)
- schedule();
-
- /*
* Find a swap page in use and read it in.
*/
+ foundpage = 0;
swap_device_lock(si);
for (i = 1; i < si->max ; i++) {
- if (si->swap_map[i] > 0 && si->swap_map[i] != SWAP_MAP_BAD) {
- /*
- * Prevent swaphandle from being completely
- * unused by swap_free while we are trying
- * to read in the page - this prevents warning
- * messages from rw_swap_page_base.
+ int count = si->swap_map[i];
+ if (!count || count == SWAP_MAP_BAD)
+ continue;
+
+ /*
+ * Prevent swaphandle from being completely
+ * unused by swap_free while we are trying
+ * to read in the page - this prevents warning
+ * messages from rw_swap_page_base.
+ */
+ foundpage = 1;
+ if (count != SWAP_MAP_MAX)
+ si->swap_map[i] = count + 1;
+
+ swap_device_unlock(si);
+ ret = free_found_swap_entry(type,i);
+ if (ret)
+ return ret;
+
+ /*
+ * we pick up the swap_list_lock() to guard the nr_swap_pages,
+ * si->swap_map[] should only be changed if it is SWAP_MAP_MAX
+ * otherwise ugly stuff can happen with other people who are in
+ * the middle of a swap operation to this device. This kind of
+ * operation can sometimes be detected with the undead swap
+ * check. Don't worry about these 'undead' entries for now
+ * they will be caught the next time though the top loop.
+ * Do worry, about the weak locking that allows this to happen
+ * because if it happens to a page that is SWAP_MAP_MAX
+ * then bad stuff can happen.
+ */
+ swap_list_lock();
+ swap_device_lock(si);
+ if (si->swap_map[i] > 0) {
+ /* normally this would just kill the swap page if
+ * it still existed, it appears though that the locks
+ * are a little fuzzy
*/
- if (si->swap_map[i] != SWAP_MAP_MAX)
- si->swap_map[i]++;
- swap_device_unlock(si);
- goto found_entry;
+ if (si->swap_map[i] != SWAP_MAP_MAX) {
+ printk("VM: Undead swap entry %08lx\n",
+ SWP_ENTRY(type, i).val);
+ } else {
+ nr_swap_pages++;
+ si->swap_map[i] = 0;
+ }
}
+ swap_device_unlock(si);
+ swap_list_unlock();
+
+ /*
+ * This lock stuff is ulgy!
+ * Make sure that we aren't completely killing
+ * interactive performance.
+ */
+ if (current->need_resched)
+ schedule();
+ swap_device_lock(si);
}
swap_device_unlock(si);
- break;
-
- found_entry:
- entry = SWP_ENTRY(type, i);
-
- /* Get a page for the entry, using the existing swap
- cache page if there is one. Otherwise, get a clean
- page and read the swap into it. */
- page = read_swap_cache_async(entry);
- if (!page) {
- swap_free(entry);
- return -ENOMEM;
- }
- lock_page(page);
- if (PageSwapCache(page))
- delete_from_swap_cache_nolock(page);
- UnlockPage(page);
- read_lock(&tasklist_lock);
- for_each_task(p)
- unuse_process(p->mm, entry, page);
- read_unlock(&tasklist_lock);
- shmem_unuse(entry, page);
- /* Now get rid of the extra reference to the temporary
- page we've been using. */
- page_cache_release(page);
- /*
- * Check for and clear any overflowed swap map counts.
- */
- swap_free(entry);
- swap_list_lock();
- swap_device_lock(si);
- if (si->swap_map[i] > 0) {
- if (si->swap_map[i] != SWAP_MAP_MAX)
- printk("VM: Undead swap entry %08lx\n",
- entry.val);
- nr_swap_pages++;
- si->swap_map[i] = 0;
- }
- swap_device_unlock(si);
- swap_list_unlock();
- }
+ } while (foundpage);
return 0;
}
swap_list.next = swap_list.head;
}
nr_swap_pages -= p->pages;
+ total_swap_pages -= p->pages;
swap_list_unlock();
p->flags = SWP_USED;
err = try_to_unuse(type);
else
swap_info[prev].next = p - swap_info;
nr_swap_pages += p->pages;
+ total_swap_pages += p->pages;
swap_list_unlock();
p->flags = SWP_WRITEOK;
goto out_dput;
p->pages = nr_good_pages;
swap_list_lock();
nr_swap_pages += nr_good_pages;
+ total_swap_pages += nr_good_pages;
printk(KERN_INFO "Adding Swap: %dk swap-space (priority %d)\n",
nr_good_pages<<(PAGE_SHIFT-10), p->prio);
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