Re: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-15 Thread Marek Vasut
On 07/13/2018 10:54 AM, Anson Huang wrote: > As display power domain is combined with lcdif node > on some i.MX platforms like i.MX6SL, when lcdif driver > is enabled, the mxsfb_load is called to enable runtime > pm, and a pair of pm_runtime_get_sync and > pm_runtime_put_sync are also called, that

Re: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-15 Thread Marek Vasut
On 07/13/2018 12:33 PM, Stefan Agner wrote: > On 13.07.2018 11:12, Marek Vasut wrote: >> On 07/13/2018 11:06 AM, Anson Huang wrote: >> [...] On 07/13/2018 10:54 AM, Anson Huang wrote: > As display power domain is combined with lcdif node on some i.MX > platforms like i.MX6SL, when

Re: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-15 Thread Leonard Crestez
On Fri, 2018-07-13 at 11:12 +0200, Marek Vasut wrote: > On 07/13/2018 11:06 AM, Anson Huang wrote: > [...] > > > > > > On 07/13/2018 10:54 AM, Anson Huang wrote: > > > > As display power domain is combined with lcdif node on some i.MX > > > > platforms like i.MX6SL, when lcdif driver is enabled, t

Re: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-15 Thread Marek Vasut
On 07/13/2018 12:39 PM, Stefan Agner wrote: > On 13.07.2018 12:36, Marek Vasut wrote: >> On 07/13/2018 12:33 PM, Stefan Agner wrote: >>> On 13.07.2018 11:12, Marek Vasut wrote: On 07/13/2018 11:06 AM, Anson Huang wrote: [...] >> >> On 07/13/2018 10:54 AM, Anson Huang wrote: >>

RE: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-15 Thread Anson Huang
e: [PATCH] drm: mxsfb: fix runtime PM handling > > On 07/13/2018 10:54 AM, Anson Huang wrote: > > As display power domain is combined with lcdif node on some i.MX > > platforms like i.MX6SL, when lcdif driver is enabled, the mxsfb_load > > is called to enable runt

[PATCH] drm: mxsfb: fix runtime PM handling

2018-07-15 Thread Anson Huang
As display power domain is combined with lcdif node on some i.MX platforms like i.MX6SL, when lcdif driver is enabled, the mxsfb_load is called to enable runtime pm, and a pair of pm_runtime_get_sync and pm_runtime_put_sync are also called, that will cause generic power domain driver to disable lcd

Re: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-15 Thread Marek Vasut
On 07/13/2018 11:06 AM, Anson Huang wrote: [...] >> >> On 07/13/2018 10:54 AM, Anson Huang wrote: >>> As display power domain is combined with lcdif node on some i.MX >>> platforms like i.MX6SL, when lcdif driver is enabled, the mxsfb_load >>> is called to enable runtime pm, and a pair of pm_runtim

Re: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-13 Thread Stefan Agner
On 13.07.2018 12:36, Marek Vasut wrote: > On 07/13/2018 12:33 PM, Stefan Agner wrote: >> On 13.07.2018 11:12, Marek Vasut wrote: >>> On 07/13/2018 11:06 AM, Anson Huang wrote: >>> [...] > > On 07/13/2018 10:54 AM, Anson Huang wrote: >> As display power domain is combined with lcdif node

Re: [PATCH] drm: mxsfb: fix runtime PM handling

2018-07-13 Thread Stefan Agner
On 13.07.2018 11:12, Marek Vasut wrote: > On 07/13/2018 11:06 AM, Anson Huang wrote: > [...] >>> >>> On 07/13/2018 10:54 AM, Anson Huang wrote: As display power domain is combined with lcdif node on some i.MX platforms like i.MX6SL, when lcdif driver is enabled, the mxsfb_load is cal