diff options
Diffstat (limited to 'sound/pci/hda/hda_intel.c')
| -rw-r--r-- | sound/pci/hda/hda_intel.c | 306 |
1 files changed, 239 insertions, 67 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index c4763c52eaf6..f09ff6c14041 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -46,6 +46,7 @@ #include <linux/mutex.h> #include <linux/reboot.h> #include <linux/io.h> +#include <linux/pm_runtime.h> #ifdef CONFIG_X86 /* for snoop control */ #include <asm/pgtable.h> @@ -55,6 +56,7 @@ #include <sound/initval.h> #include <linux/vgaarb.h> #include <linux/vga_switcheroo.h> +#include <linux/firmware.h> #include "hda_codec.h" @@ -62,7 +64,7 @@ static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; static char *model[SNDRV_CARDS]; -static int position_fix[SNDRV_CARDS]; +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]; @@ -86,7 +88,7 @@ module_param_array(model, charp, NULL, 0444); MODULE_PARM_DESC(model, "Use the given board model."); module_param_array(position_fix, int, NULL, 0444); MODULE_PARM_DESC(position_fix, "DMA pointer read method." - "(0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO)."); + "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO)."); module_param_array(bdl_pos_adj, int, NULL, 0644); MODULE_PARM_DESC(bdl_pos_adj, "BDL position adjustment offset."); module_param_array(probe_mask, int, NULL, 0444); @@ -108,9 +110,16 @@ MODULE_PARM_DESC(beep_mode, "Select HDA Beep registration mode " "(0=off, 1=on) (default=1)."); #endif -#ifdef CONFIG_SND_HDA_POWER_SAVE +#ifdef CONFIG_PM +static int param_set_xint(const char *val, const struct kernel_param *kp); +static struct kernel_param_ops param_ops_xint = { + .set = param_set_xint, + .get = param_get_int, +}; +#define param_check_xint param_check_int + static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT; -module_param(power_save, int, 0644); +module_param(power_save, xint, 0644); MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " "(in second, 0 = disable)."); @@ -121,7 +130,7 @@ MODULE_PARM_DESC(power_save, "Automatic power-saving timeout " static bool power_save_controller = 1; module_param(power_save_controller, bool, 0644); MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode."); -#endif +#endif /* CONFIG_PM */ static int align_buffer_size = -1; module_param(align_buffer_size, bint, 0644); @@ -406,6 +415,7 @@ struct azx_dev { */ unsigned int insufficient :1; unsigned int wc_marked:1; + unsigned int no_period_wakeup:1; }; /* CORB/RIRB */ @@ -471,6 +481,10 @@ struct azx { struct snd_dma_buffer rb; struct snd_dma_buffer posbuf; +#ifdef CONFIG_SND_HDA_PATCH_LOADER + const struct firmware *fw; +#endif + /* flags */ int position_fix[2]; /* for both playback/capture streams */ int poll_count; @@ -498,6 +512,9 @@ struct azx { /* reboot notifier (for mysterious hangup problem at power-down) */ struct notifier_block reboot_notifier; + + /* card list (for power_save trigger) */ + struct list_head list; }; /* driver types */ @@ -538,6 +555,7 @@ enum { #define AZX_DCAPS_ALIGN_BUFSIZE (1 << 22) /* buffer size alignment */ #define AZX_DCAPS_4K_BDLE_BOUNDARY (1 << 23) /* BDLE in 4k boundary */ #define AZX_DCAPS_POSFIX_COMBO (1 << 24) /* Use COMBO as default */ +#define AZX_DCAPS_COUNT_LPIB_DELAY (1 << 25) /* Take LPIB as delay */ /* quirks for ATI SB / AMD Hudson */ #define AZX_DCAPS_PRESET_ATI_SB \ @@ -560,13 +578,17 @@ enum { * VGA-switcher support */ #ifdef SUPPORT_VGA_SWITCHEROO +#define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo) +#else +#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 -#define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo) #else #define DELAYED_INIT_MARK __devinit #define DELAYED_INITDATA_MARK __devinitdata -#define use_vga_switcheroo(chip) 0 #endif static char *driver_short_names[] DELAYED_INITDATA_MARK = { @@ -1012,8 +1034,8 @@ static unsigned int azx_get_response(struct hda_bus *bus, return azx_rirb_get_response(bus, addr); } -#ifdef CONFIG_SND_HDA_POWER_SAVE -static void azx_power_notify(struct hda_bus *bus); +#ifdef CONFIG_PM +static void azx_power_notify(struct hda_bus *bus, bool power_up); #endif /* reset codec link */ @@ -1269,6 +1291,11 @@ static irqreturn_t azx_interrupt(int irq, void *dev_id) u8 sd_status; int i, ok; +#ifdef CONFIG_PM_RUNTIME + if (chip->pci->dev.power.runtime_status != RPM_ACTIVE) + return IRQ_NONE; +#endif + spin_lock(&chip->reg_lock); if (chip->disabled) { @@ -1394,7 +1421,7 @@ static int azx_setup_periods(struct azx *chip, ofs = 0; azx_dev->frags = 0; pos_adj = bdl_pos_adj[chip->dev_index]; - if (pos_adj > 0) { + if (!azx_dev->no_period_wakeup && pos_adj > 0) { struct snd_pcm_runtime *runtime = substream->runtime; int pos_align = pos_adj; pos_adj = (pos_adj * runtime->rate + 47999) / 48000; @@ -1410,8 +1437,7 @@ static int azx_setup_periods(struct azx *chip, pos_adj = 0; } else { ofs = setup_bdle(chip, substream, azx_dev, - &bdl, ofs, pos_adj, - !substream->runtime->no_period_wakeup); + &bdl, ofs, pos_adj, true); if (ofs < 0) goto error; } @@ -1424,7 +1450,7 @@ static int azx_setup_periods(struct azx *chip, else ofs = setup_bdle(chip, substream, azx_dev, &bdl, ofs, period_bytes, - !substream->runtime->no_period_wakeup); + !azx_dev->no_period_wakeup); if (ofs < 0) goto error; } @@ -1580,7 +1606,7 @@ static int DELAYED_INIT_MARK azx_codec_create(struct azx *chip, const char *mode bus_temp.ops.get_response = azx_get_response; bus_temp.ops.attach_pcm = azx_attach_pcm_stream; bus_temp.ops.bus_reset = azx_bus_reset; -#ifdef CONFIG_SND_HDA_POWER_SAVE +#ifdef CONFIG_PM bus_temp.power_save = &power_save; bus_temp.ops.pm_notify = azx_power_notify; #endif @@ -1897,10 +1923,12 @@ static int azx_pcm_prepare(struct snd_pcm_substream *substream) if (bufsize != azx_dev->bufsize || period_bytes != azx_dev->period_bytes || - format_val != azx_dev->format_val) { + format_val != azx_dev->format_val || + runtime->no_period_wakeup != azx_dev->no_period_wakeup) { azx_dev->bufsize = bufsize; azx_dev->period_bytes = period_bytes; azx_dev->format_val = format_val; + azx_dev->no_period_wakeup = runtime->no_period_wakeup; err = azx_setup_periods(chip, substream, azx_dev); if (err < 0) return err; @@ -1959,14 +1987,14 @@ static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd) } spin_lock(&chip->reg_lock); - if (nsync > 1) { - /* first, set SYNC bits of corresponding streams */ - if (chip->driver_caps & AZX_DCAPS_OLD_SSYNC) - azx_writel(chip, OLD_SSYNC, - azx_readl(chip, OLD_SSYNC) | sbits); - else - azx_writel(chip, SSYNC, azx_readl(chip, SSYNC) | sbits); - } + + /* first, set SYNC bits of corresponding streams */ + if (chip->driver_caps & AZX_DCAPS_OLD_SSYNC) + azx_writel(chip, OLD_SSYNC, + azx_readl(chip, OLD_SSYNC) | sbits); + else + azx_writel(chip, SSYNC, azx_readl(chip, SSYNC) | sbits); + snd_pcm_group_for_each_entry(s, substream) { if (s->pcm->card != substream->pcm->card) continue; @@ -1984,8 +2012,6 @@ static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd) } spin_unlock(&chip->reg_lock); if (start) { - if (nsync == 1) - return 0; /* wait until all FIFOs get ready */ for (timeout = 5000; timeout; timeout--) { nwait = 0; @@ -2018,16 +2044,14 @@ static int azx_pcm_trigger(struct snd_pcm_substream *substream, int cmd) cpu_relax(); } } - if (nsync > 1) { - spin_lock(&chip->reg_lock); - /* reset SYNC bits */ - if (chip->driver_caps & AZX_DCAPS_OLD_SSYNC) - azx_writel(chip, OLD_SSYNC, - azx_readl(chip, OLD_SSYNC) & ~sbits); - else - azx_writel(chip, SSYNC, azx_readl(chip, SSYNC) & ~sbits); - spin_unlock(&chip->reg_lock); - } + spin_lock(&chip->reg_lock); + /* reset SYNC bits */ + if (chip->driver_caps & AZX_DCAPS_OLD_SSYNC) + azx_writel(chip, OLD_SSYNC, + azx_readl(chip, OLD_SSYNC) & ~sbits); + else + azx_writel(chip, SSYNC, azx_readl(chip, SSYNC) & ~sbits); + spin_unlock(&chip->reg_lock); return 0; } @@ -2120,6 +2144,27 @@ static unsigned int azx_get_position(struct azx *chip, if (pos >= azx_dev->bufsize) pos = 0; + + /* calculate runtime delay from LPIB */ + if (azx_dev->substream->runtime && + 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 + delay = lpib_pos - pos; + if (delay < 0) + delay += azx_dev->bufsize; + if (delay >= azx_dev->period_bytes) { + snd_printdd("delay %d > period_bytes %d\n", + delay, azx_dev->period_bytes); + delay = 0; /* something is wrong */ + } + azx_dev->substream->runtime->delay = + bytes_to_frames(azx_dev->substream->runtime, delay); + } return pos; } @@ -2379,33 +2424,65 @@ static void azx_stop_chip(struct azx *chip) chip->initialized = 0; } -#ifdef CONFIG_SND_HDA_POWER_SAVE +#ifdef CONFIG_PM /* power-up/down the controller */ -static void azx_power_notify(struct hda_bus *bus) +static void azx_power_notify(struct hda_bus *bus, bool power_up) { struct azx *chip = bus->private_data; + + if (power_up) + pm_runtime_get_sync(&chip->pci->dev); + else + pm_runtime_put_sync(&chip->pci->dev); +} + +static DEFINE_MUTEX(card_list_lock); +static LIST_HEAD(card_list); + +static void azx_add_card_list(struct azx *chip) +{ + mutex_lock(&card_list_lock); + list_add(&chip->list, &card_list); + mutex_unlock(&card_list_lock); +} + +static void azx_del_card_list(struct azx *chip) +{ + mutex_lock(&card_list_lock); + list_del_init(&chip->list); + mutex_unlock(&card_list_lock); +} + +/* trigger power-save check at writing parameter */ +static int param_set_xint(const char *val, const struct kernel_param *kp) +{ + struct azx *chip; struct hda_codec *c; - int power_on = 0; + int prev = power_save; + int ret = param_set_int(val, kp); - list_for_each_entry(c, &bus->codec_list, list) { - if (c->power_on) { - power_on = 1; - break; - } + if (ret || prev == power_save) + return ret; + + mutex_lock(&card_list_lock); + list_for_each_entry(chip, &card_list, list) { + if (!chip->bus || chip->disabled) + continue; + list_for_each_entry(c, &chip->bus->codec_list, list) + snd_hda_power_sync(c); } - if (power_on) - azx_init_chip(chip, 1); - else if (chip->running && power_save_controller && - !bus->power_keep_link_on) - azx_stop_chip(chip); + mutex_unlock(&card_list_lock); + return 0; } -#endif /* CONFIG_SND_HDA_POWER_SAVE */ +#else +#define azx_add_card_list(chip) /* NOP */ +#define azx_del_card_list(chip) /* NOP */ +#endif /* CONFIG_PM */ -#ifdef CONFIG_PM +#if defined(CONFIG_PM_SLEEP) || defined(SUPPORT_VGA_SWITCHEROO) /* * power management */ - static int azx_suspend(struct device *dev) { struct pci_dev *pci = to_pci_dev(dev); @@ -2460,11 +2537,41 @@ static int azx_resume(struct device *dev) snd_power_change_state(card, SNDRV_CTL_POWER_D0); return 0; } -static SIMPLE_DEV_PM_OPS(azx_pm, azx_suspend, azx_resume); +#endif /* CONFIG_PM_SLEEP || SUPPORT_VGA_SWITCHEROO */ + +#ifdef CONFIG_PM_RUNTIME +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) + return -EAGAIN; + + azx_stop_chip(chip); + azx_clear_irq_pending(chip); + return 0; +} + +static int azx_runtime_resume(struct device *dev) +{ + struct snd_card *card = dev_get_drvdata(dev); + struct azx *chip = card->private_data; + + azx_init_pci(chip); + azx_init_chip(chip, 1); + 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) +}; + #define AZX_PM_OPS &azx_pm #else -#define azx_suspend(dev) -#define azx_resume(dev) #define AZX_PM_OPS NULL #endif /* CONFIG_PM */ @@ -2599,6 +2706,8 @@ static int azx_free(struct azx *chip) { int i; + azx_del_card_list(chip); + azx_notifier_unregister(chip); if (use_vga_switcheroo(chip)) { @@ -2640,6 +2749,10 @@ static int azx_free(struct azx *chip) pci_release_regions(chip->pci); pci_disable_device(chip->pci); kfree(chip->azx_dev); +#ifdef CONFIG_SND_HDA_PATCH_LOADER + if (chip->fw) + release_firmware(chip->fw); +#endif kfree(chip); return 0; @@ -2719,6 +2832,7 @@ static int __devinit check_position_fix(struct azx *chip, int fix) const struct snd_pci_quirk *q; switch (fix) { + case POS_FIX_AUTO: case POS_FIX_LPIB: case POS_FIX_POSBUF: case POS_FIX_VIACOMBO: @@ -2904,6 +3018,7 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci, chip->dev_index = dev; INIT_WORK(&chip->irq_pending_work, azx_irq_pending_work); INIT_LIST_HEAD(&chip->pcm_list); + INIT_LIST_HEAD(&chip->list); init_vga_switcheroo(chip); chip->position_fix[0] = chip->position_fix[1] = @@ -3138,7 +3253,7 @@ static int DELAYED_INIT_MARK azx_first_init(struct azx *chip) static void power_down_all_codecs(struct azx *chip) { -#ifdef CONFIG_SND_HDA_POWER_SAVE +#ifdef CONFIG_PM /* The codecs were powered up in snd_hda_codec_new(). * Now all initialization done, so turn them down if possible */ @@ -3149,12 +3264,40 @@ static void power_down_all_codecs(struct azx *chip) #endif } +#ifdef CONFIG_SND_HDA_PATCH_LOADER +/* callback from request_firmware_nowait() */ +static void azx_firmware_cb(const struct firmware *fw, void *context) +{ + struct snd_card *card = context; + struct azx *chip = card->private_data; + struct pci_dev *pci = chip->pci; + + if (!fw) { + snd_printk(KERN_ERR SFX "Cannot load firmware, aborting\n"); + goto error; + } + + chip->fw = fw; + if (!chip->disabled) { + /* continue probing */ + if (azx_probe_continue(chip)) + goto error; + } + return; /* OK */ + + error: + snd_card_free(card); + pci_set_drvdata(pci, NULL); +} +#endif + static int __devinit azx_probe(struct pci_dev *pci, const struct pci_device_id *pci_id) { static int dev; struct snd_card *card; struct azx *chip; + bool probe_now; int err; if (dev >= SNDRV_CARDS) @@ -3170,15 +3313,28 @@ static int __devinit azx_probe(struct pci_dev *pci, return err; } - /* set this here since it's referred in snd_hda_load_patch() */ snd_card_set_dev(card, &pci->dev); err = azx_create(card, pci, dev, pci_id->driver_data, &chip); if (err < 0) goto out_free; card->private_data = chip; + probe_now = !chip->disabled; - if (!chip->disabled) { +#ifdef CONFIG_SND_HDA_PATCH_LOADER + if (patch[dev] && *patch[dev]) { + snd_printk(KERN_ERR SFX "Applying patch firmware '%s'\n", + patch[dev]); + err = request_firmware_nowait(THIS_MODULE, true, patch[dev], + &pci->dev, GFP_KERNEL, card, + azx_firmware_cb); + if (err < 0) + goto out_free; + probe_now = false; /* continued in azx_firmware_cb() */ + } +#endif /* CONFIG_SND_HDA_PATCH_LOADER */ + + if (probe_now) { err = azx_probe_continue(chip); if (err < 0) goto out_free; @@ -3186,6 +3342,9 @@ static int __devinit azx_probe(struct pci_dev *pci, pci_set_drvdata(pci, card); + if (pci_dev_run_wake(pci)) + pm_runtime_put_noidle(&pci->dev); + dev++; return 0; @@ -3208,12 +3367,13 @@ static int DELAYED_INIT_MARK azx_probe_continue(struct azx *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]); - err = snd_hda_load_patch(chip->bus, patch[dev]); + if (chip->fw) { + err = snd_hda_load_patch(chip->bus, chip->fw->size, + chip->fw->data); if (err < 0) goto out_free; + release_firmware(chip->fw); /* no longer needed */ + chip->fw = NULL; } #endif if ((probe_only[dev] & 1) == 0) { @@ -3239,6 +3399,7 @@ static int DELAYED_INIT_MARK azx_probe_continue(struct azx *chip) chip->running = 1; power_down_all_codecs(chip); azx_notifier_register(chip); + azx_add_card_list(chip); return 0; @@ -3250,6 +3411,10 @@ out_free: static void __devexit azx_remove(struct pci_dev *pci) { struct snd_card *card = pci_get_drvdata(pci); + + if (pci_dev_run_wake(pci)) + pm_runtime_get_noresume(&pci->dev); + if (card) snd_card_free(card); pci_set_drvdata(pci, NULL); @@ -3260,7 +3425,7 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = { /* CPT */ { PCI_DEVICE(0x8086, 0x1c20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, /* PBG */ { PCI_DEVICE(0x8086, 0x1d20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | @@ -3268,23 +3433,30 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = { /* Panther Point */ { PCI_DEVICE(0x8086, 0x1e20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, /* Lynx Point */ { PCI_DEVICE(0x8086, 0x8c20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, /* Lynx Point-LP */ { PCI_DEVICE(0x8086, 0x9c20), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, /* Lynx Point-LP */ { PCI_DEVICE(0x8086, 0x9c21), .driver_data = AZX_DRIVER_PCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, /* Haswell */ { PCI_DEVICE(0x8086, 0x0c0c), .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_COMBO }, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, + { PCI_DEVICE(0x8086, 0x0d0c), + .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, + /* 5 Series/3400 */ + { PCI_DEVICE(0x8086, 0x3b56), + .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | + AZX_DCAPS_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY }, /* SCH */ { PCI_DEVICE(0x8086, 0x811b), .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | |