[Freedreno] [PATCH v2 2/2] drm/msm/dpu: Issue MDSS reset during initialization

2022-04-08 Thread Bjorn Andersson
It's typical for the bootloader to bring up the display for showing a boot splash or efi framebuffer. But in some cases the kernel driver ends up only partially configuring (in particular) the DPU, which might result in e.g. that two different data paths attempts to push data to the interface - wit

Re: [Freedreno] [PATCH v2 2/2] drm/msm/dpu: Issue MDSS reset during initialization

2022-03-01 Thread Dmitry Baryshkov
On 02/03/2022 05:44, Bjorn Andersson wrote: On Tue 01 Mar 17:47 PST 2022, Dmitry Baryshkov wrote: On Wed, 2 Mar 2022 at 04:27, Bjorn Andersson wrote: It's typical for the bootloader to bring up the display for showing a boot splash or efi framebuffer. But in some cases the kernel driver ends

Re: [Freedreno] [PATCH v2 2/2] drm/msm/dpu: Issue MDSS reset during initialization

2022-03-01 Thread Bjorn Andersson
On Tue 01 Mar 17:47 PST 2022, Dmitry Baryshkov wrote: > On Wed, 2 Mar 2022 at 04:27, Bjorn Andersson > wrote: > > > > It's typical for the bootloader to bring up the display for showing a > > boot splash or efi framebuffer. But in some cases the kernel driver ends > > up only partially configuri

Re: [Freedreno] [PATCH v2 2/2] drm/msm/dpu: Issue MDSS reset during initialization

2022-03-01 Thread Dmitry Baryshkov
On Wed, 2 Mar 2022 at 04:27, Bjorn Andersson wrote: > > It's typical for the bootloader to bring up the display for showing a > boot splash or efi framebuffer. But in some cases the kernel driver ends > up only partially configuring (in particular) the DPU, which might > result in e.g. that two di

[Freedreno] [PATCH v2 2/2] drm/msm/dpu: Issue MDSS reset during initialization

2022-03-01 Thread Bjorn Andersson
It's typical for the bootloader to bring up the display for showing a boot splash or efi framebuffer. But in some cases the kernel driver ends up only partially configuring (in particular) the DPU, which might result in e.g. that two different data paths attempts to push data to the interface - wit