kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Merge branch 'fix/misc' into for-linus

Browse source
This commit is contained in:
Takashi Iwai 2009-12-21 12:05:40 +01:00
commit 1f26cb92a2
10 changed files with 73 additions and 132 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

177
sound/arm/aaci.c
View file

@ -172,14 +172,15 @@ static unsigned short aaci_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
return v;
}
static inline void aaci_chan_wait_ready(struct aaci_runtime *aacirun)
static inline void
aaci_chan_wait_ready(struct aaci_runtime *aacirun, unsigned long mask)
{
u32 val;
int timeout = 5000;
do {
val = readl(aacirun->base + AACI_SR);
} while (val & (SR_TXB|SR_RXB) && timeout--);
} while (val & mask && timeout--);
}
@ -208,8 +209,10 @@ static void aaci_fifo_irq(struct aaci *aaci, int channel, u32 mask)
writel(0, aacirun->base + AACI_IE);
return;
}
ptr = aacirun->ptr;
spin_lock(&aacirun->lock);
ptr = aacirun->ptr;
do {
unsigned int len = aacirun->fifosz;
u32 val;
@ -217,9 +220,9 @@ static void aaci_fifo_irq(struct aaci *aaci, int channel, u32 mask)
if (aacirun->bytes <= 0) {
aacirun->bytes += aacirun->period;
aacirun->ptr = ptr;
spin_unlock(&aaci->lock);
spin_unlock(&aacirun->lock);
snd_pcm_period_elapsed(aacirun->substream);
spin_lock(&aaci->lock);
spin_lock(&aacirun->lock);
}
if (!(aacirun->cr & CR_EN))
break;
@ -245,7 +248,10 @@ static void aaci_fifo_irq(struct aaci *aaci, int channel, u32 mask)
ptr = aacirun->start;
}
} while(1);
aacirun->ptr = ptr;
spin_unlock(&aacirun->lock);
}
if (mask & ISR_URINTR) {
@ -263,6 +269,8 @@ static void aaci_fifo_irq(struct aaci *aaci, int channel, u32 mask)
return;
}
spin_lock(&aacirun->lock);
ptr = aacirun->ptr;
do {
unsigned int len = aacirun->fifosz;
@ -271,9 +279,9 @@ static void aaci_fifo_irq(struct aaci *aaci, int channel, u32 mask)
if (aacirun->bytes <= 0) {
aacirun->bytes += aacirun->period;
aacirun->ptr = ptr;
spin_unlock(&aaci->lock);
spin_unlock(&aacirun->lock);
snd_pcm_period_elapsed(aacirun->substream);
spin_lock(&aaci->lock);
spin_lock(&aacirun->lock);
}
if (!(aacirun->cr & CR_EN))
break;
@ -301,6 +309,8 @@ static void aaci_fifo_irq(struct aaci *aaci, int channel, u32 mask)
} while (1);
aacirun->ptr = ptr;
spin_unlock(&aacirun->lock);
}
}
@ -310,7 +320,6 @@ static irqreturn_t aaci_irq(int irq, void *devid)
u32 mask;
int i;
spin_lock(&aaci->lock);
mask = readl(aaci->base + AACI_ALLINTS);
if (mask) {
u32 m = mask;
@ -320,7 +329,6 @@ static irqreturn_t aaci_irq(int irq, void *devid)
}
}
}
spin_unlock(&aaci->lock);
return mask ? IRQ_HANDLED : IRQ_NONE;
}
@ -330,63 +338,6 @@ static irqreturn_t aaci_irq(int irq, void *devid)
/*
* ALSA support.
*/
struct aaci_stream {
unsigned char codec_idx;
unsigned char rate_idx;
};
static struct aaci_stream aaci_streams[] = {
[ACSTREAM_FRONT] = {
.codec_idx = 0,
.rate_idx = AC97_RATES_FRONT_DAC,
},
[ACSTREAM_SURROUND] = {
.codec_idx = 0,
.rate_idx = AC97_RATES_SURR_DAC,
},
[ACSTREAM_LFE] = {
.codec_idx = 0,
.rate_idx = AC97_RATES_LFE_DAC,
},
};
static inline unsigned int aaci_rate_mask(struct aaci *aaci, int streamid)
{
struct aaci_stream *s = aaci_streams + streamid;
return aaci->ac97_bus->codec[s->codec_idx]->rates[s->rate_idx];
}
static unsigned int rate_list[] = {
5512, 8000, 11025, 16000, 22050, 32000, 44100,
48000, 64000, 88200, 96000, 176400, 192000
};
/*
* Double-rate rule: we can support double rate iff channels == 2
* (unimplemented)
*/
static int
aaci_rule_rate_by_channels(struct snd_pcm_hw_params *p, struct snd_pcm_hw_rule *rule)
{
struct aaci *aaci = rule->private;
unsigned int rate_mask = SNDRV_PCM_RATE_8000_48000|SNDRV_PCM_RATE_5512;
struct snd_interval *c = hw_param_interval(p, SNDRV_PCM_HW_PARAM_CHANNELS);
switch (c->max) {
case 6:
rate_mask &= aaci_rate_mask(aaci, ACSTREAM_LFE);
case 4:
rate_mask &= aaci_rate_mask(aaci, ACSTREAM_SURROUND);
case 2:
rate_mask &= aaci_rate_mask(aaci, ACSTREAM_FRONT);
}
return snd_interval_list(hw_param_interval(p, rule->var),
ARRAY_SIZE(rate_list), rate_list,
rate_mask);
}
static struct snd_pcm_hardware aaci_hw_info = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_MMAP_VALID |
@ -400,10 +351,7 @@ static struct snd_pcm_hardware aaci_hw_info = {
*/
.formats = SNDRV_PCM_FMTBIT_S16_LE,
/* should this be continuous or knot? */
.rates = SNDRV_PCM_RATE_CONTINUOUS,
.rate_max = 48000,
.rate_min = 4000,
/* rates are setup from the AC'97 codec */
.channels_min = 2,
.channels_max = 6,
.buffer_bytes_max = 64 * 1024,
@ -423,6 +371,12 @@ static int __aaci_pcm_open(struct aaci *aaci,
aacirun->substream = substream;
runtime->private_data = aacirun;
runtime->hw = aaci_hw_info;
runtime->hw.rates = aacirun->pcm->rates;
snd_pcm_limit_hw_rates(runtime);
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK &&
aacirun->pcm->r[1].slots)
snd_ac97_pcm_double_rate_rules(runtime);
/*
* FIXME: ALSA specifies fifo_size in bytes. If we're in normal
@ -433,17 +387,6 @@ static int __aaci_pcm_open(struct aaci *aaci,
*/
runtime->hw.fifo_size = aaci->fifosize * 2;
/*
* Add rule describing hardware rate dependency
* on the number of channels.
*/
ret = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
aaci_rule_rate_by_channels, aaci,
SNDRV_PCM_HW_PARAM_CHANNELS,
SNDRV_PCM_HW_PARAM_RATE, -1);
if (ret)
goto out;
ret = request_irq(aaci->dev->irq[0], aaci_irq, IRQF_SHARED|IRQF_DISABLED,
DRIVER_NAME, aaci);
if (ret)
@ -507,18 +450,22 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,
err = snd_pcm_lib_malloc_pages(substream,
params_buffer_bytes(params));
if (err < 0)
goto out;
if (err >= 0) {
unsigned int rate = params_rate(params);
int dbl = rate > 48000;
err = snd_ac97_pcm_open(aacirun->pcm, params_rate(params),
params_channels(params),
aacirun->pcm->r[0].slots);
if (err)
goto out;
err = snd_ac97_pcm_open(aacirun->pcm, rate,
params_channels(params),
aacirun->pcm->r[dbl].slots);
aacirun->pcm_open = 1;
aacirun->pcm_open = err == 0;
aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16;
aacirun->fifosz = aaci->fifosize * 4;
if (aacirun->cr & CR_COMPACT)
aacirun->fifosz >>= 1;
}
out:
return err;
}
@ -527,7 +474,7 @@ static int aaci_pcm_prepare(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;
struct aaci_runtime *aacirun = runtime->private_data;
aacirun->start = (void *)runtime->dma_area;
aacirun->start = runtime->dma_area;
aacirun->end = aacirun->start + snd_pcm_lib_buffer_bytes(substream);
aacirun->ptr = aacirun->start;
aacirun->period =
@ -627,14 +574,9 @@ static int aaci_pcm_playback_hw_params(struct snd_pcm_substream *substream,
* Enable FIFO, compact mode, 16 bits per sample.
* FIXME: double rate slots?
*/
if (ret >= 0) {
aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16;
if (ret >= 0)
aacirun->cr |= channels_to_txmask[channels];
aacirun->fifosz = aaci->fifosize * 4;
if (aacirun->cr & CR_COMPACT)
aacirun->fifosz >>= 1;
}
return ret;
}
@ -646,7 +588,7 @@ static void aaci_pcm_playback_stop(struct aaci_runtime *aacirun)
ie &= ~(IE_URIE|IE_TXIE);
writel(ie, aacirun->base + AACI_IE);
aacirun->cr &= ~CR_EN;
aaci_chan_wait_ready(aacirun);
aaci_chan_wait_ready(aacirun, SR_TXB);
writel(aacirun->cr, aacirun->base + AACI_TXCR);
}
@ -654,7 +596,7 @@ static void aaci_pcm_playback_start(struct aaci_runtime *aacirun)
{
u32 ie;
aaci_chan_wait_ready(aacirun);
aaci_chan_wait_ready(aacirun, SR_TXB);
aacirun->cr |= CR_EN;
ie = readl(aacirun->base + AACI_IE);
@ -665,12 +607,12 @@ static void aaci_pcm_playback_start(struct aaci_runtime *aacirun)
static int aaci_pcm_playback_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct aaci *aaci = substream->private_data;
struct aaci_runtime *aacirun = substream->runtime->private_data;
unsigned long flags;
int ret = 0;
spin_lock_irqsave(&aaci->lock, flags);
spin_lock_irqsave(&aacirun->lock, flags);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
aaci_pcm_playback_start(aacirun);
@ -697,7 +639,8 @@ static int aaci_pcm_playback_trigger(struct snd_pcm_substream *substream, int cm
default:
ret = -EINVAL;
}
spin_unlock_irqrestore(&aaci->lock, flags);
spin_unlock_irqrestore(&aacirun->lock, flags);
return ret;
}
@ -721,18 +664,10 @@ static int aaci_pcm_capture_hw_params(struct snd_pcm_substream *substream,
int ret;
ret = aaci_pcm_hw_params(substream, aacirun, params);
if (ret >= 0) {
aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16;
if (ret >= 0)
/* Line in record: slot 3 and 4 */
aacirun->cr |= CR_SL3 | CR_SL4;
aacirun->fifosz = aaci->fifosize * 4;
if (aacirun->cr & CR_COMPACT)
aacirun->fifosz >>= 1;
}
return ret;
}
@ -740,7 +675,7 @@ static void aaci_pcm_capture_stop(struct aaci_runtime *aacirun)
{
u32 ie;
aaci_chan_wait_ready(aacirun);
aaci_chan_wait_ready(aacirun, SR_RXB);
ie = readl(aacirun->base + AACI_IE);
ie &= ~(IE_ORIE | IE_RXIE);
@ -755,7 +690,7 @@ static void aaci_pcm_capture_start(struct aaci_runtime *aacirun)
{
u32 ie;
aaci_chan_wait_ready(aacirun);
aaci_chan_wait_ready(aacirun, SR_RXB);
#ifdef DEBUG
/* RX Timeout value: bits 28:17 in RXCR */
@ -772,12 +707,11 @@ static void aaci_pcm_capture_start(struct aaci_runtime *aacirun)
static int aaci_pcm_capture_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct aaci *aaci = substream->private_data;
struct aaci_runtime *aacirun = substream->runtime->private_data;
unsigned long flags;
int ret = 0;
spin_lock_irqsave(&aaci->lock, flags);
spin_lock_irqsave(&aacirun->lock, flags);
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
@ -806,7 +740,7 @@ static int aaci_pcm_capture_trigger(struct snd_pcm_substream *substream, int cmd
ret = -EINVAL;
}
spin_unlock_irqrestore(&aaci->lock, flags);
spin_unlock_irqrestore(&aacirun->lock, flags);
return ret;
}
@ -889,6 +823,12 @@ static struct ac97_pcm ac97_defs[] __devinitdata = {
(1 << AC97_SLOT_PCM_SRIGHT) |
(1 << AC97_SLOT_LFE),
},
[1] = {
.slots = (1 << AC97_SLOT_PCM_LEFT) |
(1 << AC97_SLOT_PCM_RIGHT) |
(1 << AC97_SLOT_PCM_LEFT_0) |
(1 << AC97_SLOT_PCM_RIGHT_0),
},
},
},
[1] = { /* PCM in */
@ -1001,7 +941,6 @@ static struct aaci * __devinit aaci_init_card(struct amba_device *dev)
aaci = card->private_data;
mutex_init(&aaci->ac97_sem);
spin_lock_init(&aaci->lock);
aaci->card = card;
aaci->dev = dev;
@ -1028,7 +967,7 @@ static int __devinit aaci_init_pcm(struct aaci *aaci)
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &aaci_playback_ops);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &aaci_capture_ops);
snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
NULL, 0, 64 * 104);
NULL, 0, 64 * 1024);
}
return ret;
@ -1088,12 +1027,14 @@ static int __devinit aaci_probe(struct amba_device *dev, struct amba_id *id)
/*
* Playback uses AACI channel 0
*/
spin_lock_init(&aaci->playback.lock);
aaci->playback.base = aaci->base + AACI_CSCH1;
aaci->playback.fifo = aaci->base + AACI_DR1;
/*
* Capture uses AACI channel 0
*/
spin_lock_init(&aaci->capture.lock);
aaci->capture.base = aaci->base + AACI_CSCH1;
aaci->capture.fifo = aaci->base + AACI_DR1;

2
sound/arm/aaci.h
View file

@ -202,6 +202,7 @@
struct aaci_runtime {
void __iomem *base;
void __iomem *fifo;
spinlock_t lock;
struct ac97_pcm *pcm;
int pcm_open;
@ -232,7 +233,6 @@ struct aaci {
struct snd_ac97 *ac97;
u32 maincr;
spinlock_t lock;
struct aaci_runtime playback;
struct aaci_runtime capture;

4
sound/core/pcm_lib.c
View file

@ -758,7 +758,7 @@ int snd_interval_ratnum(struct snd_interval *i,
int diff;
if (q == 0)
q = 1;
den = div_down(num, q);
den = div_up(num, q);
if (den < rats[k].den_min)
continue;
if (den > rats[k].den_max)
@ -794,7 +794,7 @@ int snd_interval_ratnum(struct snd_interval *i,
i->empty = 1;
return -EINVAL;
}
den = div_up(num, q);
den = div_down(num, q);
if (den > rats[k].den_max)
continue;
if (den < rats[k].den_min)

2
sound/isa/msnd/msnd_midi.c
View file

@ -162,7 +162,7 @@ int snd_msndmidi_new(struct snd_card *card, int device)
err = snd_rawmidi_new(card, "MSND-MIDI", device, 1, 1, &rmidi);
if (err < 0)
return err;
mpu = kcalloc(1, sizeof(*mpu), GFP_KERNEL);
mpu = kzalloc(sizeof(*mpu), GFP_KERNEL);
if (mpu == NULL) {
snd_device_free(card, rmidi);
return -ENOMEM;

6
sound/isa/sb/emu8000.c
View file

@ -393,8 +393,6 @@ size_dram(struct snd_emu8000 *emu)
while (size < EMU8000_MAX_DRAM) {
size += 512 * 1024; /* increment 512kbytes */
/* Write a unique data on the test address.
* if the address is out of range, the data is written on
* 0x200000(=EMU8000_DRAM_OFFSET). Then the id word is
@ -414,7 +412,9 @@ size_dram(struct snd_emu8000 *emu)
/*snd_emu8000_read_wait(emu);*/
EMU8000_SMLD_READ(emu); /* discard stale data */
if (EMU8000_SMLD_READ(emu) != UNIQUE_ID2)
break; /* we must have wrapped around */
break; /* no memory at this address */
size += 512 * 1024; /* increment 512kbytes */
snd_emu8000_read_wait(emu);

2
sound/mips/sgio2audio.c
View file

@ -609,7 +609,7 @@ static int snd_sgio2audio_pcm_hw_params(struct snd_pcm_substream *substream,
/* alloc virtual 'dma' area */
if (runtime->dma_area)
vfree(runtime->dma_area);
runtime->dma_area = vmalloc(size);
runtime->dma_area = vmalloc_user(size);
if (runtime->dma_area == NULL)
return -ENOMEM;
runtime->dma_bytes = size;

6
sound/oss/pss.c
View file

@ -269,7 +269,7 @@ static int pss_reset_dsp(pss_confdata * devc)
unsigned long i, limit = jiffies + HZ/10;
outw(0x2000, REG(PSS_CONTROL));
for (i = 0; i < 32768 && (limit-jiffies >= 0); i++)
for (i = 0; i < 32768 && time_after_eq(limit, jiffies); i++)
inw(REG(PSS_CONTROL));
outw(0x0000, REG(PSS_CONTROL));
return 1;
@ -369,11 +369,11 @@ static int pss_download_boot(pss_confdata * devc, unsigned char *block, int size
outw(0, REG(PSS_DATA));
limit = jiffies + HZ/10;
for (i = 0; i < 32768 && (limit - jiffies >= 0); i++)
for (i = 0; i < 32768 && time_after_eq(limit, jiffies); i++)
val = inw(REG(PSS_STATUS));
limit = jiffies + HZ/10;
for (i = 0; i < 32768 && (limit-jiffies >= 0); i++)
for (i = 0; i < 32768 && time_after_eq(limit, jiffies); i++)
{
val = inw(REG(PSS_STATUS));
if (val & 0x4000)

2
sound/pci/hda/patch_realtek.c
View file

@ -12924,7 +12924,7 @@ static int patch_alc268(struct hda_codec *codec)
int board_config;
int i, has_beep, err;
spec = kcalloc(1, sizeof(*spec), GFP_KERNEL);
spec = kzalloc(sizeof(*spec), GFP_KERNEL);
if (spec == NULL)
return -ENOMEM;

2
sound/pcmcia/pdaudiocf/pdaudiocf_pcm.c
View file

@ -51,7 +51,7 @@ static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs, size_t s
return 0; /* already enough large */
vfree(runtime->dma_area);
}
runtime->dma_area = vmalloc_32(size);
runtime->dma_area = vmalloc_32_user(size);
if (! runtime->dma_area)
return -ENOMEM;
runtime->dma_bytes = size;

2
sound/usb/usbaudio.c
View file

@ -752,7 +752,7 @@ static int snd_pcm_alloc_vmalloc_buffer(struct snd_pcm_substream *subs, size_t s
return 0; /* already large enough */
vfree(runtime->dma_area);
}
runtime->dma_area = vmalloc(size);
runtime->dma_area = vmalloc_user(size);
if (!runtime->dma_area)
return -ENOMEM;
runtime->dma_bytes = size;