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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c114
1 files changed, 55 insertions, 59 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 9c27a3a4c4d5..3e7850c238c3 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -91,8 +91,10 @@ EXPORT_SYMBOL_HDA(snd_hda_delete_codec_preset);
#ifdef CONFIG_SND_HDA_POWER_SAVE
static void hda_power_work(struct work_struct *work);
static void hda_keep_power_on(struct hda_codec *codec);
+#define hda_codec_is_power_on(codec) ((codec)->power_on)
#else
static inline void hda_keep_power_on(struct hda_codec *codec) {}
+#define hda_codec_is_power_on(codec) 1
#endif
/**
@@ -1101,7 +1103,7 @@ void snd_hda_shutup_pins(struct hda_codec *codec)
}
EXPORT_SYMBOL_HDA(snd_hda_shutup_pins);
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
/* Restore the pin controls cleared previously via snd_hda_shutup_pins() */
static void restore_shutup_pins(struct hda_codec *codec)
{
@@ -1499,7 +1501,7 @@ static void purify_inactive_streams(struct hda_codec *codec)
}
}
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
/* clean up all streams; called from suspend */
static void hda_cleanup_all_streams(struct hda_codec *codec)
{
@@ -1838,7 +1840,7 @@ int snd_hda_codec_amp_stereo(struct hda_codec *codec, hda_nid_t nid,
}
EXPORT_SYMBOL_HDA(snd_hda_codec_amp_stereo);
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
/**
* snd_hda_codec_resume_amp - Resume all AMP commands from the cache
* @codec: HD-audio codec
@@ -1868,7 +1870,7 @@ void snd_hda_codec_resume_amp(struct hda_codec *codec)
}
}
EXPORT_SYMBOL_HDA(snd_hda_codec_resume_amp);
-#endif /* SND_HDA_NEEDS_RESUME */
+#endif /* CONFIG_PM */
static u32 get_amp_max_value(struct hda_codec *codec, hda_nid_t nid, int dir,
unsigned int ofs)
@@ -3082,7 +3084,7 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
}
EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls);
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
/*
* command cache
*/
@@ -3199,53 +3201,32 @@ void snd_hda_sequence_write_cache(struct hda_codec *codec,
seq->param);
}
EXPORT_SYMBOL_HDA(snd_hda_sequence_write_cache);
-#endif /* SND_HDA_NEEDS_RESUME */
+#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) {
@@ -3262,6 +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 */
@@ -3274,7 +3275,7 @@ static void hda_exec_init_verbs(struct hda_codec *codec)
static inline void hda_exec_init_verbs(struct hda_codec *codec) {}
#endif
-#ifdef SND_HDA_NEEDS_RESUME
+#ifdef CONFIG_PM
/*
* call suspend and power-down; used both from PM and power-save
*/
@@ -3315,7 +3316,7 @@ static void hda_call_codec_resume(struct hda_codec *codec)
snd_hda_codec_resume_cache(codec);
}
}
-#endif /* SND_HDA_NEEDS_RESUME */
+#endif /* CONFIG_PM */
/**
@@ -4071,9 +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 =
@@ -4376,11 +4374,8 @@ void snd_hda_bus_reboot_notify(struct hda_bus *bus)
if (!bus)
return;
list_for_each_entry(codec, &bus->codec_list, list) {
-#ifdef CONFIG_SND_HDA_POWER_SAVE
- if (!codec->power_on)
- continue;
-#endif
- if (codec->patch_ops.reboot_notify)
+ if (hda_codec_is_power_on(codec) &&
+ codec->patch_ops.reboot_notify)
codec->patch_ops.reboot_notify(codec);
}
}
@@ -5079,11 +5074,10 @@ int snd_hda_suspend(struct hda_bus *bus)
struct hda_codec *codec;
list_for_each_entry(codec, &bus->codec_list, list) {
-#ifdef CONFIG_SND_HDA_POWER_SAVE
- if (!codec->power_on)
- continue;
-#endif
- hda_call_codec_suspend(codec);
+ if (hda_codec_is_power_on(codec))
+ hda_call_codec_suspend(codec);
+ if (codec->patch_ops.post_suspend)
+ codec->patch_ops.post_suspend(codec);
}
return 0;
}
@@ -5103,6 +5097,8 @@ int snd_hda_resume(struct hda_bus *bus)
struct hda_codec *codec;
list_for_each_entry(codec, &bus->codec_list, list) {
+ if (codec->patch_ops.pre_resume)
+ codec->patch_ops.pre_resume(codec);
if (snd_hda_codec_needs_resume(codec))
hda_call_codec_resume(codec);
}
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