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Diffstat (limited to 'sound/pci/hda/hda_intel.c')
-rw-r--r--sound/pci/hda/hda_intel.c435
1 files changed, 291 insertions, 144 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index f9d870e554d9..0f3d3db0df71 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -47,6 +47,10 @@
#include <linux/reboot.h>
#include <linux/io.h>
#include <linux/pm_runtime.h>
+#include <linux/clocksource.h>
+#include <linux/time.h>
+#include <linux/completion.h>
+
#ifdef CONFIG_X86
/* for snoop control */
#include <asm/pgtable.h>
@@ -68,6 +72,7 @@ static int position_fix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
static int bdl_pos_adj[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
static int probe_mask[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
static int probe_only[SNDRV_CARDS];
+static int jackpoll_ms[SNDRV_CARDS];
static bool single_cmd;
static int enable_msi = -1;
#ifdef CONFIG_SND_HDA_PATCH_LOADER
@@ -95,6 +100,8 @@ module_param_array(probe_mask, int, NULL, 0444);
MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1).");
module_param_array(probe_only, int, NULL, 0444);
MODULE_PARM_DESC(probe_only, "Only probing and no codec initialization.");
+module_param_array(jackpoll_ms, int, NULL, 0444);
+MODULE_PARM_DESC(jackpoll_ms, "Ms between polling for jack events (default = 0, using unsol events only)");
module_param(single_cmd, bool, 0444);
MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs "
"(for debugging only).");
@@ -185,7 +192,7 @@ MODULE_DESCRIPTION("Intel HDA driver");
#ifdef CONFIG_SND_VERBOSE_PRINTK
#define SFX /* nop */
#else
-#define SFX "hda-intel: "
+#define SFX "hda-intel "
#endif
#if defined(CONFIG_PM) && defined(CONFIG_VGA_SWITCHEROO)
@@ -416,6 +423,9 @@ struct azx_dev {
unsigned int insufficient :1;
unsigned int wc_marked:1;
unsigned int no_period_wakeup:1;
+
+ struct timecounter azx_tc;
+ struct cyclecounter azx_cc;
};
/* CORB/RIRB */
@@ -460,6 +470,7 @@ struct azx {
/* locks */
spinlock_t reg_lock;
struct mutex open_mutex;
+ struct completion probe_wait;
/* streams (x num_streams) */
struct azx_dev *azx_dev;
@@ -518,6 +529,9 @@ struct azx {
struct list_head list;
};
+#define CREATE_TRACE_POINTS
+#include "hda_intel_trace.h"
+
/* driver types */
enum {
AZX_DRIVER_ICH,
@@ -589,15 +603,7 @@ enum {
#define use_vga_switcheroo(chip) 0
#endif
-#if defined(SUPPORT_VGA_SWITCHEROO) || defined(CONFIG_SND_HDA_PATCH_LOADER)
-#define DELAYED_INIT_MARK
-#define DELAYED_INITDATA_MARK
-#else
-#define DELAYED_INIT_MARK __devinit
-#define DELAYED_INITDATA_MARK __devinitdata
-#endif
-
-static char *driver_short_names[] DELAYED_INITDATA_MARK = {
+static char *driver_short_names[] = {
[AZX_DRIVER_ICH] = "HDA Intel",
[AZX_DRIVER_PCH] = "HDA Intel PCH",
[AZX_DRIVER_SCH] = "HDA Intel MID",
@@ -703,7 +709,7 @@ static int azx_alloc_cmd_io(struct azx *chip)
snd_dma_pci_data(chip->pci),
PAGE_SIZE, &chip->rb);
if (err < 0) {
- snd_printk(KERN_ERR SFX "cannot allocate CORB/RIRB\n");
+ snd_printk(KERN_ERR SFX "%s: cannot allocate CORB/RIRB\n", pci_name(chip->pci));
return err;
}
mark_pages_wc(chip, &chip->rb, true);
@@ -793,7 +799,12 @@ static int azx_corb_send_cmd(struct hda_bus *bus, u32 val)
spin_lock_irq(&chip->reg_lock);
/* add command to corb */
- wp = azx_readb(chip, CORBWP);
+ wp = azx_readw(chip, CORBWP);
+ if (wp == 0xffff) {
+ /* something wrong, controller likely turned to D3 */
+ spin_unlock_irq(&chip->reg_lock);
+ return -1;
+ }
wp++;
wp %= ICH6_MAX_CORB_ENTRIES;
@@ -815,7 +826,12 @@ static void azx_update_rirb(struct azx *chip)
unsigned int addr;
u32 res, res_ex;
- wp = azx_readb(chip, RIRBWP);
+ wp = azx_readw(chip, RIRBWP);
+ if (wp == 0xffff) {
+ /* something wrong, controller likely turned to D3 */
+ return;
+ }
+
if (wp == chip->rirb.wp)
return;
chip->rirb.wp = wp;
@@ -835,8 +851,9 @@ static void azx_update_rirb(struct azx *chip)
smp_wmb();
chip->rirb.cmds[addr]--;
} else
- snd_printk(KERN_ERR SFX "spurious response %#x:%#x, "
+ snd_printk(KERN_ERR SFX "%s: spurious response %#x:%#x, "
"last cmd=%#08x\n",
+ pci_name(chip->pci),
res, res_ex,
chip->last_cmd[addr]);
}
@@ -879,9 +896,9 @@ static unsigned int azx_rirb_get_response(struct hda_bus *bus,
}
if (!chip->polling_mode && chip->poll_count < 2) {
- snd_printdd(SFX "azx_get_response timeout, "
+ snd_printdd(SFX "%s: azx_get_response timeout, "
"polling the codec once: last cmd=0x%08x\n",
- chip->last_cmd[addr]);
+ pci_name(chip->pci), chip->last_cmd[addr]);
do_poll = 1;
chip->poll_count++;
goto again;
@@ -889,17 +906,17 @@ static unsigned int azx_rirb_get_response(struct hda_bus *bus,
if (!chip->polling_mode) {
- snd_printk(KERN_WARNING SFX "azx_get_response timeout, "
+ snd_printk(KERN_WARNING SFX "%s: azx_get_response timeout, "
"switching to polling mode: last cmd=0x%08x\n",
- chip->last_cmd[addr]);
+ pci_name(chip->pci), chip->last_cmd[addr]);
chip->polling_mode = 1;
goto again;
}
if (chip->msi) {
- snd_printk(KERN_WARNING SFX "No response from codec, "
+ snd_printk(KERN_WARNING SFX "%s: No response from codec, "
"disabling MSI: last cmd=0x%08x\n",
- chip->last_cmd[addr]);
+ pci_name(chip->pci), chip->last_cmd[addr]);
free_irq(chip->irq, chip);
chip->irq = -1;
pci_disable_msi(chip->pci);
@@ -965,8 +982,8 @@ static int azx_single_wait_for_response(struct azx *chip, unsigned int addr)
udelay(1);
}
if (printk_ratelimit())
- snd_printd(SFX "get_response timeout: IRS=0x%x\n",
- azx_readw(chip, IRS));
+ snd_printd(SFX "%s: get_response timeout: IRS=0x%x\n",
+ pci_name(chip->pci), azx_readw(chip, IRS));
chip->rirb.res[addr] = -1;
return -EIO;
}
@@ -993,8 +1010,8 @@ static int azx_single_send_cmd(struct hda_bus *bus, u32 val)
udelay(1);
}
if (printk_ratelimit())
- snd_printd(SFX "send_cmd timeout: IRS=0x%x, val=0x%x\n",
- azx_readw(chip, IRS), val);
+ snd_printd(SFX "%s: send_cmd timeout: IRS=0x%x, val=0x%x\n",
+ pci_name(chip->pci), azx_readw(chip, IRS), val);
return -EIO;
}
@@ -1047,7 +1064,7 @@ static void azx_power_notify(struct hda_bus *bus, bool power_up);
/* reset codec link */
static int azx_reset(struct azx *chip, int full_reset)
{
- int count;
+ unsigned long timeout;
if (!full_reset)
goto __skip;
@@ -1058,29 +1075,31 @@ static int azx_reset(struct azx *chip, int full_reset)
/* reset controller */
azx_writel(chip, GCTL, azx_readl(chip, GCTL) & ~ICH6_GCTL_RESET);
- count = 50;
- while (azx_readb(chip, GCTL) && --count)
- msleep(1);
+ timeout = jiffies + msecs_to_jiffies(100);
+ while (azx_readb(chip, GCTL) &&
+ time_before(jiffies, timeout))
+ usleep_range(500, 1000);
/* delay for >= 100us for codec PLL to settle per spec
* Rev 0.9 section 5.5.1
*/
- msleep(1);
+ usleep_range(500, 1000);
/* Bring controller out of reset */
azx_writeb(chip, GCTL, azx_readb(chip, GCTL) | ICH6_GCTL_RESET);
- count = 50;
- while (!azx_readb(chip, GCTL) && --count)
- msleep(1);
+ timeout = jiffies + msecs_to_jiffies(100);
+ while (!azx_readb(chip, GCTL) &&
+ time_before(jiffies, timeout))
+ usleep_range(500, 1000);
/* Brent Chartrand said to wait >= 540us for codecs to initialize */
- msleep(1);
+ usleep_range(1000, 1200);
__skip:
/* check to see if controller is ready */
if (!azx_readb(chip, GCTL)) {
- snd_printd(SFX "azx_reset: controller not ready!\n");
+ snd_printd(SFX "%s: azx_reset: controller not ready!\n", pci_name(chip->pci));
return -EBUSY;
}
@@ -1092,7 +1111,7 @@ static int azx_reset(struct azx *chip, int full_reset)
/* detect codecs */
if (!chip->codec_mask) {
chip->codec_mask = azx_readw(chip, STATESTS);
- snd_printdd(SFX "codec_mask = 0x%x\n", chip->codec_mask);
+ snd_printdd(SFX "%s: codec_mask = 0x%x\n", pci_name(chip->pci), chip->codec_mask);
}
return 0;
@@ -1236,7 +1255,7 @@ static void azx_init_pci(struct azx *chip)
* The PCI register TCSEL is defined in the Intel manuals.
*/
if (!(chip->driver_caps & AZX_DCAPS_NO_TCSEL)) {
- snd_printdd(SFX "Clearing TCSEL\n");
+ snd_printdd(SFX "%s: Clearing TCSEL\n", pci_name(chip->pci));
update_pci_byte(chip->pci, ICH6_PCIREG_TCSEL, 0x07, 0);
}
@@ -1244,7 +1263,7 @@ static void azx_init_pci(struct azx *chip)
* we need to enable snoop.
*/
if (chip->driver_caps & AZX_DCAPS_ATI_SNOOP) {
- snd_printdd(SFX "Setting ATI snoop: %d\n", azx_snoop(chip));
+ snd_printdd(SFX "%s: Setting ATI snoop: %d\n", pci_name(chip->pci), azx_snoop(chip));
update_pci_byte(chip->pci,
ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR, 0x07,
azx_snoop(chip) ? ATI_SB450_HDAUDIO_ENABLE_SNOOP : 0);
@@ -1252,7 +1271,7 @@ static void azx_init_pci(struct azx *chip)
/* For NVIDIA HDA, enable snoop */
if (chip->driver_caps & AZX_DCAPS_NVIDIA_SNOOP) {
- snd_printdd(SFX "Setting Nvidia snoop: %d\n", azx_snoop(chip));
+ snd_printdd(SFX "%s: Setting Nvidia snoop: %d\n", pci_name(chip->pci), azx_snoop(chip));
update_pci_byte(chip->pci,
NVIDIA_HDA_TRANSREG_ADDR,
0x0f, NVIDIA_HDA_ENABLE_COHBITS);
@@ -1277,8 +1296,8 @@ static void azx_init_pci(struct azx *chip)
pci_read_config_word(chip->pci,
INTEL_SCH_HDA_DEVC, &snoop);
}
- snd_printdd(SFX "SCH snoop: %s\n",
- (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP)
+ snd_printdd(SFX "%s: SCH snoop: %s\n",
+ pci_name(chip->pci), (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP)
? "Disabled" : "Enabled");
}
}
@@ -1438,8 +1457,8 @@ static int azx_setup_periods(struct azx *chip,
pos_align;
pos_adj = frames_to_bytes(runtime, pos_adj);
if (pos_adj >= period_bytes) {
- snd_printk(KERN_WARNING SFX "Too big adjustment %d\n",
- bdl_pos_adj[chip->dev_index]);
+ snd_printk(KERN_WARNING SFX "%s: Too big adjustment %d\n",
+ pci_name(chip->pci), bdl_pos_adj[chip->dev_index]);
pos_adj = 0;
} else {
ofs = setup_bdle(chip, substream, azx_dev,
@@ -1463,8 +1482,8 @@ static int azx_setup_periods(struct azx *chip,
return 0;
error:
- snd_printk(KERN_ERR SFX "Too many BDL entries: buffer=%d, period=%d\n",
- azx_dev->bufsize, period_bytes);
+ snd_printk(KERN_ERR SFX "%s: Too many BDL entries: buffer=%d, period=%d\n",
+ pci_name(chip->pci), azx_dev->bufsize, period_bytes);
return -EINVAL;
}
@@ -1561,7 +1580,7 @@ static int probe_codec(struct azx *chip, int addr)
mutex_unlock(&chip->bus->cmd_mutex);
if (res == -1)
return -EIO;
- snd_printdd(SFX "codec #%d probed OK\n", addr);
+ snd_printdd(SFX "%s: codec #%d probed OK\n", pci_name(chip->pci), addr);
return 0;
}
@@ -1588,17 +1607,33 @@ static void azx_bus_reset(struct hda_bus *bus)
bus->in_reset = 0;
}
+static int get_jackpoll_interval(struct azx *chip)
+{
+ int i = jackpoll_ms[chip->dev_index];
+ unsigned int j;
+ if (i == 0)
+ return 0;
+ if (i < 50 || i > 60000)
+ j = 0;
+ else
+ j = msecs_to_jiffies(i);
+ if (j == 0)
+ snd_printk(KERN_WARNING SFX
+ "jackpoll_ms value out of range: %d\n", i);
+ return j;
+}
+
/*
* Codec initialization
*/
/* number of codec slots for each chipset: 0 = default slots (i.e. 4) */
-static unsigned int azx_max_codecs[AZX_NUM_DRIVERS] DELAYED_INITDATA_MARK = {
+static unsigned int azx_max_codecs[AZX_NUM_DRIVERS] = {
[AZX_DRIVER_NVIDIA] = 8,
[AZX_DRIVER_TERA] = 1,
};
-static int DELAYED_INIT_MARK azx_codec_create(struct azx *chip, const char *model)
+static int azx_codec_create(struct azx *chip, const char *model)
{
struct hda_bus_template bus_temp;
int c, codecs, err;
@@ -1622,7 +1657,7 @@ static int DELAYED_INIT_MARK azx_codec_create(struct azx *chip, const char *mode
return err;
if (chip->driver_caps & AZX_DCAPS_RIRB_DELAY) {
- snd_printd(SFX "Enable delay in RIRB handling\n");
+ snd_printd(SFX "%s: Enable delay in RIRB handling\n", pci_name(chip->pci));
chip->bus->needs_damn_long_delay = 1;
}
@@ -1639,8 +1674,8 @@ static int DELAYED_INIT_MARK azx_codec_create(struct azx *chip, const char *mode
* that don't exist
*/
snd_printk(KERN_WARNING SFX
- "Codec #%d probe error; "
- "disabling it...\n", c);
+ "%s: Codec #%d probe error; "
+ "disabling it...\n", pci_name(chip->pci), c);
chip->codec_mask &= ~(1 << c);
/* More badly, accessing to a non-existing
* codec often screws up the controller chip,
@@ -1660,7 +1695,8 @@ static int DELAYED_INIT_MARK azx_codec_create(struct azx *chip, const char *mode
* access works around the stall. Grrr...
*/
if (chip->driver_caps & AZX_DCAPS_SYNC_WRITE) {
- snd_printd(SFX "Enable sync_write for stable communication\n");
+ snd_printd(SFX "%s: Enable sync_write for stable communication\n",
+ pci_name(chip->pci));
chip->bus->sync_write = 1;
chip->bus->allow_bus_reset = 1;
}
@@ -1672,19 +1708,20 @@ static int DELAYED_INIT_MARK azx_codec_create(struct azx *chip, const char *mode
err = snd_hda_codec_new(chip->bus, c, &codec);
if (err < 0)
continue;
+ codec->jackpoll_interval = get_jackpoll_interval(chip);
codec->beep_mode = chip->beep_mode;
codecs++;
}
}
if (!codecs) {
- snd_printk(KERN_ERR SFX "no codecs initialized\n");
+ snd_printk(KERN_ERR SFX "%s: no codecs initialized\n", pci_name(chip->pci));
return -ENXIO;
}
return 0;
}
/* configure each codec instance */
-static int __devinit azx_codec_configure(struct azx *chip)
+static int azx_codec_configure(struct azx *chip)
{
struct hda_codec *codec;
list_for_each_entry(codec, &chip->bus->codec_list, list) {
@@ -1734,6 +1771,64 @@ static inline void azx_release_device(struct azx_dev *azx_dev)
azx_dev->opened = 0;
}
+static cycle_t azx_cc_read(const struct cyclecounter *cc)
+{
+ struct azx_dev *azx_dev = container_of(cc, struct azx_dev, azx_cc);
+ struct snd_pcm_substream *substream = azx_dev->substream;
+ struct azx_pcm *apcm = snd_pcm_substream_chip(substream);
+ struct azx *chip = apcm->chip;
+
+ return azx_readl(chip, WALLCLK);
+}
+
+static void azx_timecounter_init(struct snd_pcm_substream *substream,
+ bool force, cycle_t last)
+{
+ struct azx_dev *azx_dev = get_azx_dev(substream);
+ struct timecounter *tc = &azx_dev->azx_tc;
+ struct cyclecounter *cc = &azx_dev->azx_cc;
+ u64 nsec;
+
+ cc->read = azx_cc_read;
+ cc->mask = CLOCKSOURCE_MASK(32);
+
+ /*
+ * Converting from 24 MHz to ns means applying a 125/3 factor.
+ * To avoid any saturation issues in intermediate operations,
+ * the 125 factor is applied first. The division is applied
+ * last after reading the timecounter value.
+ * Applying the 1/3 factor as part of the multiplication
+ * requires at least 20 bits for a decent precision, however
+ * overflows occur after about 4 hours or less, not a option.
+ */
+
+ cc->mult = 125; /* saturation after 195 years */
+ cc->shift = 0;
+
+ nsec = 0; /* audio time is elapsed time since trigger */
+ timecounter_init(tc, cc, nsec);
+ if (force)
+ /*
+ * force timecounter to use predefined value,
+ * used for synchronized starts
+ */
+ tc->cycle_last = last;
+}
+
+static int azx_get_wallclock_tstamp(struct snd_pcm_substream *substream,
+ struct timespec *ts)
+{
+ struct azx_dev *azx_dev = get_azx_dev(substream);
+ u64 nsec;
+
+ nsec = timecounter_read(&azx_dev->azx_tc);
+ nsec = div_u64(nsec, 3); /* can be optimized */
+
+ *ts = ns_to_timespec(nsec);
+
+ return 0;
+}
+
static struct snd_pcm_hardware azx_pcm_hw = {
.info = (SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
@@ -1743,6 +1838,7 @@ static struct snd_pcm_hardware azx_pcm_hw = {
/* SNDRV_PCM_INFO_RESUME |*/
SNDRV_PCM_INFO_PAUSE |
SNDRV_PCM_INFO_SYNC_START |
+ SNDRV_PCM_INFO_HAS_WALL_CLOCK |
SNDRV_PCM_INFO_NO_PERIOD_WAKEUP),
.formats = SNDRV_PCM_FMTBIT_S16_LE,
.rates = SNDRV_PCM_RATE_48000,
@@ -1782,6 +1878,12 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
runtime->hw.rates = hinfo->rates;
snd_pcm_limit_hw_rates(runtime);
snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
+
+ /* avoid wrap-around with wall-clock */
+ snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_TIME,
+ 20,
+ 178000000);
+
if (chip->align_buffer_size)
/* constrain buffer sizes to be multiple of 128
bytes. This is more efficient in terms of memory
@@ -1821,6 +1923,12 @@ static int azx_pcm_open(struct snd_pcm_substream *substream)
mutex_unlock(&chip->open_mutex);
return -EINVAL;
}
+
+ /* disable WALLCLOCK timestamps for capture streams
+ until we figure out how to handle digital inputs */
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE)
+ runtime->hw.info &= ~SNDRV_PCM_INFO_HAS_WALL_CLOCK;
+
spin_lock_irqsave(&chip->reg_lock, flags);
azx_dev->substream = substream;
azx_dev->running = 0;
@@ -1916,16 +2024,16 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream)
ctls);
if (!format_val) {
snd_printk(KERN_ERR SFX
- "invalid format_val, rate=%d, ch=%d, format=%d\n",
- runtime->rate, runtime->channels, runtime->format);
+ "%s: invalid format_val, rate=%d, ch=%d, format=%d\n",
+ pci_name(chip->pci), runtime->rate, runtime->channels, runtime->format);
return -EINVAL;
}
bufsize = snd_pcm_lib_buffer_bytes(substream);
period_bytes = snd_pcm_lib_period_bytes(substream);
- snd_printdd(SFX "azx_pcm_prepare: bufsize=0x%x, format=0x%x\n",
- bufsize, format_val);
+ snd_printdd(SFX "%s: azx_pcm_prepare: bufsize=0x%x, format=0x%x\n",
+ pci_name(chip->pci), bufsize, format_val);
if (bufsize != azx_dev->bufsize ||
period_bytes != azx_dev->period_bytes ||
@@ -1967,6 +2075,9 @@ static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
int rstart = 0, start, nsync = 0, sbits = 0;
int nwait, timeout;
+ azx_dev = get_azx_dev(substream);
+ trace_azx_pcm_trigger(chip, azx_dev, cmd);
+
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
rstart = 1;
@@ -2057,6 +2168,22 @@ static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
azx_readl(chip, OLD_SSYNC) & ~sbits);
else
azx_writel(chip, SSYNC, azx_readl(chip, SSYNC) & ~sbits);
+ if (start) {
+ azx_timecounter_init(substream, 0, 0);
+ if (nsync > 1) {
+ cycle_t cycle_last;
+
+ /* same start cycle for master and group */
+ azx_dev = get_azx_dev(substream);
+ cycle_last = azx_dev->azx_tc.cycle_last;
+
+ snd_pcm_group_for_each_entry(s, substream) {
+ if (s->pcm->card != substream->pcm->card)
+ continue;
+ azx_timecounter_init(s, 1, cycle_last);
+ }
+ }
+ }
spin_unlock(&chip->reg_lock);
return 0;
}
@@ -2123,6 +2250,7 @@ static unsigned int azx_get_position(struct azx *chip,
{
unsigned int pos;
int stream = azx_dev->substream->stream;
+ int delay = 0;
switch (chip->position_fix[stream]) {
case POS_FIX_LPIB:
@@ -2156,7 +2284,6 @@ static unsigned int azx_get_position(struct azx *chip,
chip->position_fix[stream] == POS_FIX_POSBUF &&
(chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)) {
unsigned int lpib_pos = azx_sd_readl(azx_dev, SD_LPIB);
- int delay;
if (stream == SNDRV_PCM_STREAM_PLAYBACK)
delay = pos - lpib_pos;
else
@@ -2165,15 +2292,16 @@ static unsigned int azx_get_position(struct azx *chip,
delay += azx_dev->bufsize;
if (delay >= azx_dev->period_bytes) {
snd_printk(KERN_WARNING SFX
- "Unstable LPIB (%d >= %d); "
+ "%s: Unstable LPIB (%d >= %d); "
"disabling LPIB delay counting\n",
- delay, azx_dev->period_bytes);
+ pci_name(chip->pci), delay, azx_dev->period_bytes);
delay = 0;
chip->driver_caps &= ~AZX_DCAPS_COUNT_LPIB_DELAY;
}
azx_dev->substream->runtime->delay =
bytes_to_frames(azx_dev->substream->runtime, delay);
}
+ trace_azx_get_position(chip, azx_dev, pos, delay);
return pos;
}
@@ -2199,13 +2327,11 @@ static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
{
u32 wallclk;
unsigned int pos;
- int stream;
wallclk = azx_readl(chip, WALLCLK) - azx_dev->start_wallclk;
if (wallclk < (azx_dev->period_wallclk * 2) / 3)
return -1; /* bogus (too early) interrupt */
- stream = azx_dev->substream->stream;
pos = azx_get_position(chip, azx_dev, true);
if (WARN_ONCE(!azx_dev->period_bytes,
@@ -2296,6 +2422,7 @@ static struct snd_pcm_ops azx_pcm_ops = {
.prepare = azx_pcm_prepare,
.trigger = azx_pcm_trigger,
.pointer = azx_pcm_pointer,
+ .wall_clock = azx_get_wallclock_tstamp,
.mmap = azx_pcm_mmap,
.page = snd_pcm_sgbuf_ops_page,
};
@@ -2324,7 +2451,8 @@ azx_attach_pcm_stream(struct hda_bus *bus, struct hda_codec *codec,
list_for_each_entry(apcm, &chip->pcm_list, list) {
if (apcm->pcm->device == pcm_dev) {
- snd_printk(KERN_ERR SFX "PCM %d already exists\n", pcm_dev);
+ snd_printk(KERN_ERR SFX "%s: PCM %d already exists\n",
+ pci_name(chip->pci), pcm_dev);
return -EBUSY;
}
}
@@ -2365,7 +2493,7 @@ azx_attach_pcm_stream(struct hda_bus *bus, struct hda_codec *codec,
/*
* mixer creation - all stuff is implemented in hda module
*/
-static int __devinit azx_mixer_create(struct azx *chip)
+static int azx_mixer_create(struct azx *chip)
{
return snd_hda_build_controls(chip->bus);
}
@@ -2374,7 +2502,7 @@ static int __devinit azx_mixer_create(struct azx *chip)
/*
* initialize SD streams
*/
-static int __devinit azx_init_stream(struct azx *chip)
+static int azx_init_stream(struct azx *chip)
{
int i;
@@ -2502,6 +2630,9 @@ static int azx_suspend(struct device *dev)
struct azx *chip = card->private_data;
struct azx_pcm *p;
+ if (chip->disabled)
+ return 0;
+
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
azx_clear_irq_pending(chip);
list_for_each_entry(p, &chip->pcm_list, list)
@@ -2527,6 +2658,9 @@ static int azx_resume(struct device *dev)
struct snd_card *card = dev_get_drvdata(dev);
struct azx *chip = card->private_data;
+ if (chip->disabled)
+ return 0;
+
pci_set_power_state(pci, PCI_D0);
pci_restore_state(pci);
if (pci_enable_device(pci) < 0) {
@@ -2557,10 +2691,6 @@ static int azx_runtime_suspend(struct device *dev)
struct snd_card *card = dev_get_drvdata(dev);
struct azx *chip = card->private_data;
- if (!power_save_controller ||
- !(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
- return -EAGAIN;
-
azx_stop_chip(chip);
azx_clear_irq_pending(chip);
return 0;
@@ -2575,12 +2705,25 @@ static int azx_runtime_resume(struct device *dev)
azx_init_chip(chip, 1);
return 0;
}
+
+static int azx_runtime_idle(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip = card->private_data;
+
+ if (!power_save_controller ||
+ !(chip->driver_caps & AZX_DCAPS_PM_RUNTIME))
+ return -EBUSY;
+
+ return 0;
+}
+
#endif /* CONFIG_PM_RUNTIME */
#ifdef CONFIG_PM
static const struct dev_pm_ops azx_pm = {
SET_SYSTEM_SLEEP_PM_OPS(azx_suspend, azx_resume)
- SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, NULL)
+ SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, azx_runtime_idle)
};
#define AZX_PM_OPS &azx_pm
@@ -2612,11 +2755,11 @@ static void azx_notifier_unregister(struct azx *chip)
unregister_reboot_notifier(&chip->reboot_notifier);
}
-static int DELAYED_INIT_MARK azx_first_init(struct azx *chip);
-static int DELAYED_INIT_MARK azx_probe_continue(struct azx *chip);
+static int azx_first_init(struct azx *chip);
+static int azx_probe_continue(struct azx *chip);
#ifdef SUPPORT_VGA_SWITCHEROO
-static struct pci_dev __devinit *get_bound_vga(struct pci_dev *pci);
+static struct pci_dev *get_bound_vga(struct pci_dev *pci);
static void azx_vs_set_state(struct pci_dev *pci,
enum vga_switcheroo_state state)
@@ -2625,6 +2768,7 @@ static void azx_vs_set_state(struct pci_dev *pci,
struct azx *chip = card->private_data;
bool disabled;
+ wait_for_completion(&chip->probe_wait);
if (chip->init_failed)
return;
@@ -2648,15 +2792,14 @@ static void azx_vs_set_state(struct pci_dev *pci,
}
} else {
snd_printk(KERN_INFO SFX
- "%s %s via VGA-switcheroo\n",
- disabled ? "Disabling" : "Enabling",
- pci_name(chip->pci));
+ "%s: %s via VGA-switcheroo\n", pci_name(chip->pci),
+ disabled ? "Disabling" : "Enabling");
if (disabled) {
azx_suspend(&pci->dev);
chip->disabled = true;
if (snd_hda_lock_devices(chip->bus))
- snd_printk(KERN_WARNING SFX
- "Cannot lock devices!\n");
+ snd_printk(KERN_WARNING SFX "%s: Cannot lock devices!\n",
+ pci_name(chip->pci));
} else {
snd_hda_unlock_devices(chip->bus);
chip->disabled = false;
@@ -2670,6 +2813,7 @@ static bool azx_vs_can_switch(struct pci_dev *pci)
struct snd_card *card = pci_get_drvdata(pci);
struct azx *chip = card->private_data;
+ wait_for_completion(&chip->probe_wait);
if (chip->init_failed)
return false;
if (chip->disabled || !chip->bus)
@@ -2680,7 +2824,7 @@ static bool azx_vs_can_switch(struct pci_dev *pci)
return true;
}
-static void __devinit init_vga_switcheroo(struct azx *chip)
+static void init_vga_switcheroo(struct azx *chip)
{
struct pci_dev *p = get_bound_vga(chip->pci);
if (p) {
@@ -2697,7 +2841,7 @@ static const struct vga_switcheroo_client_ops azx_vs_ops = {
.can_switch = azx_vs_can_switch,
};
-static int __devinit register_vga_switcheroo(struct azx *chip)
+static int register_vga_switcheroo(struct azx *chip)
{
int err;
@@ -2731,6 +2875,9 @@ static int azx_free(struct azx *chip)
azx_notifier_unregister(chip);
+ chip->init_failed = 1; /* to be sure */
+ complete(&chip->probe_wait);
+
if (use_vga_switcheroo(chip)) {
if (chip->disabled && chip->bus)
snd_hda_unlock_devices(chip->bus);
@@ -2789,7 +2936,7 @@ static int azx_dev_free(struct snd_device *device)
/*
* Check of disabled HDMI controller by vga-switcheroo
*/
-static struct pci_dev __devinit *get_bound_vga(struct pci_dev *pci)
+static struct pci_dev *get_bound_vga(struct pci_dev *pci)
{
struct pci_dev *p;
@@ -2812,7 +2959,7 @@ static struct pci_dev __devinit *get_bound_vga(struct pci_dev *pci)
return NULL;
}
-static bool __devinit check_hdmi_disabled(struct pci_dev *pci)
+static bool check_hdmi_disabled(struct pci_dev *pci)
{
bool vga_inactive = false;
struct pci_dev *p = get_bound_vga(pci);
@@ -2829,7 +2976,7 @@ static bool __devinit check_hdmi_disabled(struct pci_dev *pci)
/*
* white/black-listing for position_fix
*/
-static struct snd_pci_quirk position_fix_list[] __devinitdata = {
+static struct snd_pci_quirk position_fix_list[] = {
SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
@@ -2847,7 +2994,7 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = {
{}
};
-static int __devinit check_position_fix(struct azx *chip, int fix)
+static int check_position_fix(struct azx *chip, int fix)
{
const struct snd_pci_quirk *q;
@@ -2871,11 +3018,11 @@ static int __devinit check_position_fix(struct azx *chip, int fix)
/* Check VIA/ATI HD Audio Controller exist */
if (chip->driver_caps & AZX_DCAPS_POSFIX_VIA) {
- snd_printd(SFX "Using VIACOMBO position fix\n");
+ snd_printd(SFX "%s: Using VIACOMBO position fix\n", pci_name(chip->pci));
return POS_FIX_VIACOMBO;
}
if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) {
- snd_printd(SFX "Using LPIB position fix\n");
+ snd_printd(SFX "%s: Using LPIB position fix\n", pci_name(chip->pci));
return POS_FIX_LPIB;
}
return POS_FIX_AUTO;
@@ -2884,7 +3031,7 @@ static int __devinit check_position_fix(struct azx *chip, int fix)
/*
* black-lists for probe_mask
*/
-static struct snd_pci_quirk probe_mask_list[] __devinitdata = {
+static struct snd_pci_quirk probe_mask_list[] = {
/* Thinkpad often breaks the controller communication when accessing
* to the non-working (or non-existing) modem codec slot.
*/
@@ -2905,7 +3052,7 @@ static struct snd_pci_quirk probe_mask_list[] __devinitdata = {
#define AZX_FORCE_CODEC_MASK 0x100
-static void __devinit check_probe_mask(struct azx *chip, int dev)
+static void check_probe_mask(struct azx *chip, int dev)
{
const struct snd_pci_quirk *q;
@@ -2933,7 +3080,7 @@ static void __devinit check_probe_mask(struct azx *chip, int dev)
/*
* white/black-list for enable_msi
*/
-static struct snd_pci_quirk msi_black_list[] __devinitdata = {
+static struct snd_pci_quirk msi_black_list[] = {
SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */
SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */
SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */
@@ -2942,7 +3089,7 @@ static struct snd_pci_quirk msi_black_list[] __devinitdata = {
{}
};
-static void __devinit check_msi(struct azx *chip)
+static void check_msi(struct azx *chip)
{
const struct snd_pci_quirk *q;
@@ -2968,7 +3115,7 @@ static void __devinit check_msi(struct azx *chip)
}
/* check the snoop mode availability */
-static void __devinit azx_check_snoop_available(struct azx *chip)
+static void azx_check_snoop_available(struct azx *chip)
{
bool snoop = chip->snoop;
@@ -2991,8 +3138,8 @@ static void __devinit azx_check_snoop_available(struct azx *chip)
}
if (snoop != chip->snoop) {
- snd_printk(KERN_INFO SFX "Force to %s mode\n",
- snoop ? "snoop" : "non-snoop");
+ snd_printk(KERN_INFO SFX "%s: Force to %s mode\n",
+ pci_name(chip->pci), snoop ? "snoop" : "non-snoop");
chip->snoop = snoop;
}
}
@@ -3000,9 +3147,9 @@ static void __devinit azx_check_snoop_available(struct azx *chip)
/*
* constructor
*/
-static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
- int dev, unsigned int driver_caps,
- struct azx **rchip)
+static int azx_create(struct snd_card *card, struct pci_dev *pci,
+ int dev, unsigned int driver_caps,
+ struct azx **rchip)
{
static struct snd_device_ops ops = {
.dev_free = azx_dev_free,
@@ -3018,7 +3165,7 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (!chip) {
- snd_printk(KERN_ERR SFX "cannot allocate chip\n");
+ snd_printk(KERN_ERR SFX "%s: Cannot allocate chip\n", pci_name(pci));
pci_disable_device(pci);
return -ENOMEM;
}
@@ -3036,6 +3183,7 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
INIT_LIST_HEAD(&chip->pcm_list);
INIT_LIST_HEAD(&chip->list);
init_vga_switcheroo(chip);
+ init_completion(&chip->probe_wait);
chip->position_fix[0] = chip->position_fix[1] =
check_position_fix(chip, position_fix[dev]);
@@ -3063,29 +3211,10 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
}
}
- if (check_hdmi_disabled(pci)) {
- snd_printk(KERN_INFO SFX "VGA controller for %s is disabled\n",
- pci_name(pci));
- if (use_vga_switcheroo(chip)) {
- snd_printk(KERN_INFO SFX "Delaying initialization\n");
- chip->disabled = true;
- goto ok;
- }
- kfree(chip);
- pci_disable_device(pci);
- return -ENXIO;
- }
-
- err = azx_first_init(chip);
- if (err < 0) {
- azx_free(chip);
- return err;
- }
-
- ok:
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
if (err < 0) {
- snd_printk(KERN_ERR SFX "Error creating device [card]!\n");
+ snd_printk(KERN_ERR SFX "%s: Error creating device [card]!\n",
+ pci_name(chip->pci));
azx_free(chip);
return err;
}
@@ -3094,7 +3223,7 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
return 0;
}
-static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
+static int azx_first_init(struct azx *chip)
{
int dev = chip->dev_index;
struct pci_dev *pci = chip->pci;
@@ -3120,7 +3249,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
chip->addr = pci_resource_start(pci, 0);
chip->remap_addr = pci_ioremap_bar(pci, 0);
if (chip->remap_addr == NULL) {
- snd_printk(KERN_ERR SFX "ioremap error\n");
+ snd_printk(KERN_ERR SFX "%s: ioremap error\n", pci_name(chip->pci));
return -ENXIO;
}
@@ -3135,7 +3264,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
synchronize_irq(chip->irq);
gcap = azx_readw(chip, GCAP);
- snd_printdd(SFX "chipset global capabilities = 0x%x\n", gcap);
+ snd_printdd(SFX "%s: chipset global capabilities = 0x%x\n", pci_name(chip->pci), gcap);
/* disable SB600 64bit support for safety */
if (chip->pci->vendor == PCI_VENDOR_ID_ATI) {
@@ -3152,7 +3281,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
/* disable 64bit DMA address on some devices */
if (chip->driver_caps & AZX_DCAPS_NO_64BIT) {
- snd_printd(SFX "Disabling 64bit DMA\n");
+ snd_printd(SFX "%s: Disabling 64bit DMA\n", pci_name(chip->pci));
gcap &= ~ICH6_GCAP_64OK;
}
@@ -3207,7 +3336,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
chip->azx_dev = kcalloc(chip->num_streams, sizeof(*chip->azx_dev),
GFP_KERNEL);
if (!chip->azx_dev) {
- snd_printk(KERN_ERR SFX "cannot malloc azx_dev\n");
+ snd_printk(KERN_ERR SFX "%s: cannot malloc azx_dev\n", pci_name(chip->pci));
return -ENOMEM;
}
@@ -3217,7 +3346,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
snd_dma_pci_data(chip->pci),
BDL_SIZE, &chip->azx_dev[i].bdl);
if (err < 0) {
- snd_printk(KERN_ERR SFX "cannot allocate BDL\n");
+ snd_printk(KERN_ERR SFX "%s: cannot allocate BDL\n", pci_name(chip->pci));
return -ENOMEM;
}
mark_pages_wc(chip, &chip->azx_dev[i].bdl, true);
@@ -3227,7 +3356,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
snd_dma_pci_data(chip->pci),
chip->num_streams * 8, &chip->posbuf);
if (err < 0) {
- snd_printk(KERN_ERR SFX "cannot allocate posbuf\n");
+ snd_printk(KERN_ERR SFX "%s: cannot allocate posbuf\n", pci_name(chip->pci));
return -ENOMEM;
}
mark_pages_wc(chip, &chip->posbuf, true);
@@ -3245,7 +3374,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip)
/* codec detection */
if (!chip->codec_mask) {
- snd_printk(KERN_ERR SFX "no codecs found!\n");
+ snd_printk(KERN_ERR SFX "%s: no codecs found!\n", pci_name(chip->pci));
return -ENODEV;
}
@@ -3281,7 +3410,8 @@ static void azx_firmware_cb(const struct firmware *fw, void *context)
struct pci_dev *pci = chip->pci;
if (!fw) {
- snd_printk(KERN_ERR SFX "Cannot load firmware, aborting\n");
+ snd_printk(KERN_ERR SFX "%s: Cannot load firmware, aborting\n",
+ pci_name(chip->pci));
goto error;
}
@@ -3299,8 +3429,8 @@ static void azx_firmware_cb(const struct firmware *fw, void *context)
}
#endif
-static int __devinit azx_probe(struct pci_dev *pci,
- const struct pci_device_id *pci_id)
+static int azx_probe(struct pci_dev *pci,
+ const struct pci_device_id *pci_id)
{
static int dev;
struct snd_card *card;
@@ -3317,7 +3447,7 @@ static int __devinit azx_probe(struct pci_dev *pci,
err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
if (err < 0) {
- snd_printk(KERN_ERR SFX "Error creating card!\n");
+ snd_printk(KERN_ERR "hda-intel: Error creating card!\n");
return err;
}
@@ -3327,12 +3457,34 @@ static int __devinit azx_probe(struct pci_dev *pci,
if (err < 0)
goto out_free;
card->private_data = chip;
+
+ pci_set_drvdata(pci, card);
+
+ err = register_vga_switcheroo(chip);
+ if (err < 0) {
+ snd_printk(KERN_ERR SFX
+ "%s: Error registering VGA-switcheroo client\n", pci_name(pci));
+ goto out_free;
+ }
+
+ if (check_hdmi_disabled(pci)) {
+ snd_printk(KERN_INFO SFX "%s: VGA controller is disabled\n",
+ pci_name(pci));
+ snd_printk(KERN_INFO SFX "%s: Delaying initialization\n", pci_name(pci));
+ chip->disabled = true;
+ }
+
probe_now = !chip->disabled;
+ if (probe_now) {
+ err = azx_first_init(chip);
+ if (err < 0)
+ goto out_free;
+ }
#ifdef CONFIG_SND_HDA_PATCH_LOADER
if (patch[dev] && *patch[dev]) {
- snd_printk(KERN_ERR SFX "Applying patch firmware '%s'\n",
- patch[dev]);
+ snd_printk(KERN_ERR SFX "%s: Applying patch firmware '%s'\n",
+ pci_name(pci), patch[dev]);
err = request_firmware_nowait(THIS_MODULE, true, patch[dev],
&pci->dev, GFP_KERNEL, card,
azx_firmware_cb);
@@ -3348,27 +3500,20 @@ static int __devinit azx_probe(struct pci_dev *pci,
goto out_free;
}
- pci_set_drvdata(pci, card);
-
if (pci_dev_run_wake(pci))
pm_runtime_put_noidle(&pci->dev);
- err = register_vga_switcheroo(chip);
- if (err < 0) {
- snd_printk(KERN_ERR SFX
- "Error registering VGA-switcheroo client\n");
- goto out_free;
- }
-
dev++;
+ complete(&chip->probe_wait);
return 0;
out_free:
snd_card_free(card);
+ pci_set_drvdata(pci, NULL);
return err;
}
-static int DELAYED_INIT_MARK azx_probe_continue(struct azx *chip)
+static int azx_probe_continue(struct azx *chip)
{
int dev = chip->dev_index;
int err;
@@ -3387,8 +3532,10 @@ static int DELAYED_INIT_MARK azx_probe_continue(struct azx *chip)
chip->fw->data);
if (err < 0)
goto out_free;
+#ifndef CONFIG_PM
release_firmware(chip->fw); /* no longer needed */
chip->fw = NULL;
+#endif
}
#endif
if ((probe_only[dev] & 1) == 0) {
@@ -3423,7 +3570,7 @@ out_free:
return err;
}
-static void __devexit azx_remove(struct pci_dev *pci)
+static void azx_remove(struct pci_dev *pci)
{
struct snd_card *card = pci_get_drvdata(pci);
@@ -3610,7 +3757,7 @@ static struct pci_driver azx_driver = {
.name = KBUILD_MODNAME,
.id_table = azx_ids,
.probe = azx_probe,
- .remove = __devexit_p(azx_remove),
+ .remove = azx_remove,
.driver = {
.pm = AZX_PM_OPS,
},
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.