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author | Jiri Kosina <jkosina@suse.cz> | 2011-09-15 15:08:05 +0200 |
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committer | Jiri Kosina <jkosina@suse.cz> | 2011-09-15 15:08:18 +0200 |
commit | e060c38434b2caa78efe7cedaff4191040b65a15 (patch) | |
tree | 407361230bf6733f63d8e788e4b5e6566ee04818 /sound/pci/hda/hda_codec.c | |
parent | viacam: Don't explode if pci_find_bus() returns NULL (diff) | |
parent | mm: account skipped entries to avoid looping in find_get_pages (diff) | |
download | linux-e060c38434b2caa78efe7cedaff4191040b65a15.tar.xz linux-e060c38434b2caa78efe7cedaff4191040b65a15.zip |
Merge branch 'master' into for-next
Fast-forward merge with Linus to be able to merge patches
based on more recent version of the tree.
Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r-- | sound/pci/hda/hda_codec.c | 114 |
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); } |