ALSA: hda - Haswell converter power state D0 verify
Haswell converters maybe in wrong power state before usage. i.e. only converter 0 is in D0, converter 1/2 are in D3. When pin choose converter 1/2, there's no audio output, this cause dependency when playing differnt stream on pins. AUD_PWRST ConvertorA_Widget_Power_State_Current D0 AUD_PWRST ConvertorA_Widget_Power_State_Requsted D0 AUD_PWRST ConvertorB_Widget_Power_State_Current D3 AUD_PWRST ConvertorB_Widget_Power_State_Requested D3 AUD_PWRST ConvC_Widget_PwrSt_Curr D3 AUD_PWRST ConvC_Widget_PwrSt_Req D3 This patch check converter's power state and set D0 if it's in D3 mode. Signed-off-by: NWang Xingchao <xingchao.wang@linux.intel.com> Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Showing
想要评论请 注册 或 登录