Re: [PATCH 2/2] drm: dw-hdmi: Gate audio clock from the I2S enablement callbacks

2017-04-07 Thread Romain Perier
Hello, Le 07/04/2017 à 16:23, Neil Armstrong a écrit : > On 04/07/2017 04:19 PM, Romain Perier wrote: >> Currently, the audio sampler clock is enabled from dw_hdmi_setup() at >> step E. and is kept enabled for later use. This clock should be enabled >> and disabled along with the actual audio str

Re: [PATCH 2/2] drm: dw-hdmi: Gate audio clock from the I2S enablement callbacks

2017-04-07 Thread Neil Armstrong
On 04/07/2017 04:19 PM, Romain Perier wrote: > Currently, the audio sampler clock is enabled from dw_hdmi_setup() at > step E. and is kept enabled for later use. This clock should be enabled > and disabled along with the actual audio stream and not always on (that > is bad for PM). Futhermore, as d

[PATCH 2/2] drm: dw-hdmi: Gate audio clock from the I2S enablement callbacks

2017-04-07 Thread Romain Perier
Currently, the audio sampler clock is enabled from dw_hdmi_setup() at step E. and is kept enabled for later use. This clock should be enabled and disabled along with the actual audio stream and not always on (that is bad for PM). Futhermore, as described by the datasheet, the I2S variant need to ga