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Diffstat (limited to 'sound/pci/hda/hda_intel.c')
-rw-r--r--sound/pci/hda/hda_intel.c107
1 files changed, 63 insertions, 44 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index bd093593f8fb..a5fab12defde 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1027,7 +1027,7 @@ static int azx_suspend(struct device *dev)
chip = card->private_data;
bus = azx_bus(chip);
snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
- __azx_runtime_suspend(chip);
+ pm_runtime_force_suspend(dev);
if (bus->irq >= 0) {
free_irq(bus->irq, chip);
bus->irq = -1;
@@ -1044,7 +1044,9 @@ static int azx_suspend(struct device *dev)
static int azx_resume(struct device *dev)
{
struct snd_card *card = dev_get_drvdata(dev);
+ struct hda_codec *codec;
struct azx *chip;
+ bool forced_resume = false;
if (!azx_is_pm_ready(card))
return 0;
@@ -1055,7 +1057,20 @@ static int azx_resume(struct device *dev)
chip->msi = 0;
if (azx_acquire_irq(chip, 1) < 0)
return -EIO;
- __azx_runtime_resume(chip, false);
+
+ /* check for the forced resume */
+ list_for_each_codec(codec, &chip->bus) {
+ if (hda_codec_need_resume(codec)) {
+ forced_resume = true;
+ break;
+ }
+ }
+
+ if (forced_resume)
+ pm_runtime_get_noresume(dev);
+ pm_runtime_force_resume(dev);
+ if (forced_resume)
+ pm_runtime_put(dev);
snd_power_change_state(card, SNDRV_CTL_POWER_D0);
trace_azx_resume(chip);
@@ -1071,6 +1086,8 @@ static int azx_freeze_noirq(struct device *dev)
struct azx *chip = card->private_data;
struct pci_dev *pci = to_pci_dev(dev);
+ if (!azx_is_pm_ready(card))
+ return 0;
if (chip->driver_type == AZX_DRIVER_SKL)
pci_set_power_state(pci, PCI_D3hot);
@@ -1083,6 +1100,8 @@ static int azx_thaw_noirq(struct device *dev)
struct azx *chip = card->private_data;
struct pci_dev *pci = to_pci_dev(dev);
+ if (!azx_is_pm_ready(card))
+ return 0;
if (chip->driver_type == AZX_DRIVER_SKL)
pci_set_power_state(pci, PCI_D0);
@@ -1098,12 +1117,12 @@ static int azx_runtime_suspend(struct device *dev)
if (!azx_is_pm_ready(card))
return 0;
chip = card->private_data;
- if (!azx_has_pm_runtime(chip))
- return 0;
/* enable controller wake up event */
- azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) |
- STATESTS_INT_MASK);
+ if (snd_power_get_state(card) == SNDRV_CTL_POWER_D0) {
+ azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) |
+ STATESTS_INT_MASK);
+ }
__azx_runtime_suspend(chip);
trace_azx_runtime_suspend(chip);
@@ -1114,17 +1133,18 @@ static int azx_runtime_resume(struct device *dev)
{
struct snd_card *card = dev_get_drvdata(dev);
struct azx *chip;
+ bool from_rt = snd_power_get_state(card) == SNDRV_CTL_POWER_D0;
if (!azx_is_pm_ready(card))
return 0;
chip = card->private_data;
- if (!azx_has_pm_runtime(chip))
- return 0;
- __azx_runtime_resume(chip, true);
+ __azx_runtime_resume(chip, from_rt);
/* disable controller Wake Up event*/
- azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) &
- ~STATESTS_INT_MASK);
+ if (from_rt) {
+ azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) &
+ ~STATESTS_INT_MASK);
+ }
trace_azx_runtime_resume(chip);
return 0;
@@ -1199,10 +1219,8 @@ static void azx_vs_set_state(struct pci_dev *pci,
if (!disabled) {
dev_info(chip->card->dev,
"Start delayed initialization\n");
- if (azx_probe_continue(chip) < 0) {
+ if (azx_probe_continue(chip) < 0)
dev_err(chip->card->dev, "initialization error\n");
- hda->init_failed = true;
- }
}
} else {
dev_info(chip->card->dev, "%s via vga_switcheroo\n",
@@ -1335,12 +1353,15 @@ static int register_vga_switcheroo(struct azx *chip)
/*
* destructor
*/
-static int azx_free(struct azx *chip)
+static void azx_free(struct azx *chip)
{
struct pci_dev *pci = chip->pci;
struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
struct hdac_bus *bus = azx_bus(chip);
+ if (hda->freed)
+ return;
+
if (azx_has_pm_runtime(chip) && chip->running)
pm_runtime_get_noresume(&pci->dev);
chip->running = 0;
@@ -1384,9 +1405,8 @@ static int azx_free(struct azx *chip)
if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT)
snd_hdac_i915_exit(bus);
- kfree(hda);
- return 0;
+ hda->freed = 1;
}
static int azx_dev_disconnect(struct snd_device *device)
@@ -1402,7 +1422,8 @@ static int azx_dev_disconnect(struct snd_device *device)
static int azx_dev_free(struct snd_device *device)
{
- return azx_free(device->device_data);
+ azx_free(device->device_data);
+ return 0;
}
#ifdef SUPPORT_VGA_SWITCHEROO
@@ -1769,7 +1790,7 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
if (err < 0)
return err;
- hda = kzalloc(sizeof(*hda), GFP_KERNEL);
+ hda = devm_kzalloc(&pci->dev, sizeof(*hda), GFP_KERNEL);
if (!hda) {
pci_disable_device(pci);
return -ENOMEM;
@@ -1810,7 +1831,6 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci,
err = azx_bus_init(chip, model[dev]);
if (err < 0) {
- kfree(hda);
pci_disable_device(pci);
return err;
}
@@ -2005,7 +2025,7 @@ static int azx_first_init(struct azx *chip)
/* codec detection */
if (!azx_bus(chip)->codec_mask) {
dev_err(card->dev, "no codecs found!\n");
- return -ENODEV;
+ /* keep running the rest for the runtime PM */
}
if (azx_acquire_irq(chip, 0) < 0)
@@ -2027,24 +2047,15 @@ 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) {
- dev_err(card->dev, "Cannot load firmware, aborting\n");
- goto error;
- }
- chip->fw = fw;
+ if (fw)
+ chip->fw = fw;
+ else
+ dev_err(card->dev, "Cannot load firmware, continue without patching\n");
if (!chip->disabled) {
/* continue probing */
- if (azx_probe_continue(chip))
- goto error;
+ azx_probe_continue(chip);
}
- return; /* OK */
-
- error:
- snd_card_free(card);
- pci_set_drvdata(pci, NULL);
}
#endif
@@ -2308,9 +2319,11 @@ static int azx_probe_continue(struct azx *chip)
#endif
/* create codec instances */
- err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]);
- if (err < 0)
- goto out_free;
+ if (bus->codec_mask) {
+ err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]);
+ if (err < 0)
+ goto out_free;
+ }
#ifdef CONFIG_SND_HDA_PATCH_LOADER
if (chip->fw) {
@@ -2324,7 +2337,7 @@ static int azx_probe_continue(struct azx *chip)
#endif
}
#endif
- if ((probe_only[dev] & 1) == 0) {
+ if (bus->codec_mask && !(probe_only[dev] & 1)) {
err = azx_codec_configure(chip);
if (err < 0)
goto out_free;
@@ -2341,17 +2354,23 @@ static int azx_probe_continue(struct azx *chip)
set_default_power_save(chip);
- if (azx_has_pm_runtime(chip))
+ if (azx_has_pm_runtime(chip)) {
+ pm_runtime_use_autosuspend(&pci->dev);
+ pm_runtime_allow(&pci->dev);
pm_runtime_put_autosuspend(&pci->dev);
+ }
out_free:
- if (err < 0 || !hda->need_i915_power)
+ if (err < 0) {
+ azx_free(chip);
+ return err;
+ }
+
+ if (!hda->need_i915_power)
display_power(chip, false);
- if (err < 0)
- hda->init_failed = 1;
complete_all(&hda->probe_wait);
to_hda_bus(bus)->bus_probing = 0;
- return err;
+ return 0;
}
static void azx_remove(struct pci_dev *pci)
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-30 05:36:02 +0000