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-rw-r--r--sound/pci/hda/hda_codec.c78
-rw-r--r--sound/pci/hda/hda_codec.h5
-rw-r--r--sound/pci/hda/patch_conexant.c14
3 files changed, 56 insertions, 41 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 056cd9a..3e7850c 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -3203,51 +3203,30 @@ void snd_hda_sequence_write_cache(struct hda_codec *codec,
EXPORT_SYMBOL_HDA(snd_hda_sequence_write_cache);
#endif /* CONFIG_PM */
-/*
- * set power state of the codec
- */
-static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
- unsigned int power_state)
+void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,
+ unsigned int power_state,
+ bool eapd_workaround)
{
- hda_nid_t nid;
+ hda_nid_t nid = codec->start_nid;
int i;
- /* this delay seems necessary to avoid click noise at power-down */
- if (power_state == AC_PWRST_D3)
- msleep(100);
- snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE,
- power_state);
- /* partial workaround for "azx_get_response timeout" */
- if (power_state == AC_PWRST_D0 &&
- (codec->vendor_id & 0xffff0000) == 0x14f10000)
- msleep(10);
-
- nid = codec->start_nid;
for (i = 0; i < codec->num_nodes; i++, nid++) {
unsigned int wcaps = get_wcaps(codec, nid);
- if (wcaps & AC_WCAP_POWER) {
- unsigned int wid_type = get_wcaps_type(wcaps);
- if (power_state == AC_PWRST_D3 &&
- wid_type == AC_WID_PIN) {
- unsigned int pincap;
- /*
- * don't power down the widget if it controls
- * eapd and EAPD_BTLENABLE is set.
- */
- pincap = snd_hda_query_pin_caps(codec, nid);
- if (pincap & AC_PINCAP_EAPD) {
- int eapd = snd_hda_codec_read(codec,
- nid, 0,
+ if (!(wcaps & AC_WCAP_POWER))
+ continue;
+ /* don't power down the widget if it controls eapd and
+ * EAPD_BTLENABLE is set.
+ */
+ if (eapd_workaround && power_state == AC_PWRST_D3 &&
+ get_wcaps_type(wcaps) == AC_WID_PIN &&
+ (snd_hda_query_pin_caps(codec, nid) & AC_PINCAP_EAPD)) {
+ int eapd = snd_hda_codec_read(codec, nid, 0,
AC_VERB_GET_EAPD_BTLENABLE, 0);
- eapd &= 0x02;
- if (eapd)
- continue;
- }
- }
- snd_hda_codec_write(codec, nid, 0,
- AC_VERB_SET_POWER_STATE,
- power_state);
+ if (eapd & 0x02)
+ continue;
}
+ snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
+ power_state);
}
if (power_state == AC_PWRST_D0) {
@@ -3264,6 +3243,26 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
} while (time_after_eq(end_time, jiffies));
}
}
+EXPORT_SYMBOL_HDA(snd_hda_codec_set_power_to_all);
+
+/*
+ * set power state of the codec
+ */
+static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
+ unsigned int power_state)
+{
+ if (codec->patch_ops.set_power_state) {
+ codec->patch_ops.set_power_state(codec, fg, power_state);
+ return;
+ }
+
+ /* this delay seems necessary to avoid click noise at power-down */
+ if (power_state == AC_PWRST_D3)
+ msleep(100);
+ snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE,
+ power_state);
+ snd_hda_codec_set_power_to_all(codec, fg, power_state, true);
+}
#ifdef CONFIG_SND_HDA_HWDEP
/* execute additional init verbs */
@@ -4073,9 +4072,6 @@ int snd_hda_add_new_ctls(struct hda_codec *codec,
EXPORT_SYMBOL_HDA(snd_hda_add_new_ctls);
#ifdef CONFIG_SND_HDA_POWER_SAVE
-static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
- unsigned int power_state);
-
static void hda_power_work(struct work_struct *work)
{
struct hda_codec *codec =
diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index c7ca753..755f2b0 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -700,6 +700,8 @@ struct hda_codec_ops {
int (*init)(struct hda_codec *codec);
void (*free)(struct hda_codec *codec);
void (*unsol_event)(struct hda_codec *codec, unsigned int res);
+ void (*set_power_state)(struct hda_codec *codec, hda_nid_t fg,
+ unsigned int power_state);
#ifdef CONFIG_PM
int (*suspend)(struct hda_codec *codec, pm_message_t state);
int (*post_suspend)(struct hda_codec *codec);
@@ -1006,6 +1008,9 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
*/
void snd_hda_get_codec_name(struct hda_codec *codec, char *name, int namelen);
void snd_hda_bus_reboot_notify(struct hda_bus *bus);
+void snd_hda_codec_set_power_to_all(struct hda_codec *codec, hda_nid_t fg,
+ unsigned int power_state,
+ bool eapd_workaround);
/*
* power management
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 884f67b..502fc94 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -446,6 +446,19 @@ static int conexant_init_jacks(struct hda_codec *codec)
return 0;
}
+static void conexant_set_power(struct hda_codec *codec, hda_nid_t fg,
+ unsigned int power_state)
+{
+ if (power_state == AC_PWRST_D3)
+ msleep(100);
+ snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE,
+ power_state);
+ /* partial workaround for "azx_get_response timeout" */
+ if (power_state == AC_PWRST_D0)
+ msleep(10);
+ snd_hda_codec_set_power_to_all(codec, fg, power_state, true);
+}
+
static int conexant_init(struct hda_codec *codec)
{
struct conexant_spec *spec = codec->spec;
@@ -588,6 +601,7 @@ static const struct hda_codec_ops conexant_patch_ops = {
.build_pcms = conexant_build_pcms,
.init = conexant_init,
.free = conexant_free,
+ .set_power_state = conexant_set_power,
#ifdef CONFIG_SND_HDA_POWER_SAVE
.suspend = conexant_suspend,
#endif
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