RE: [PATCH v7 2/7] Revert "clk: imx: clk-imx8mp: Allow media_disp pixel clock reconfigure parent rate"

2024-11-15 Thread Peng Fan
> Fixes: ff06ea04e4cf ("clk: imx: clk-imx8mp: Allow media_disp pixel > clock reconfigure parent rate") > Signed-off-by: Liu Ying > --- Acked-by: Peng Fan

RE: i.MX8MP IMX-LCDIF Underrun Question(s)

2024-09-08 Thread Peng Fan
> Subject: Re: i.MX8MP IMX-LCDIF Underrun Question(s) > > On 06.09.24 3:46 AM, Adam Ford wrote: > > I have been testing various settings on the HDMI out of the i.MX8MP. > > > > I noticed that sometimes my monitor would not sync, but sometimes > it > > would on the same resolution/refresh rate. Fr

RE: i.MX8MP IMX-LCDIF Underrun Question(s)

2024-09-06 Thread Peng Fan
> Subject: i.MX8MP IMX-LCDIF Underrun Question(s) > > I have been testing various settings on the HDMI out of the i.MX8MP. > > I noticed that sometimes my monitor would not sync, but sometimes it > would on the same resolution/refresh rate. Frieder noted the LCDIF > was sometimes underflowing, s

RE: [PATCH] drm/fbdev-dma: fix getting smem_start

2024-06-11 Thread Peng Fan
> Subject: Re: [PATCH] drm/fbdev-dma: fix getting smem_start > > Hi > > Am 11.06.24 um 03:00 schrieb Peng Fan: > >> Subject: Re: [PATCH] drm/fbdev-dma: fix getting smem_start > >> > >> Hi > >> > >> Am 04.06.24 um 10:03 schrie

RE: [PATCH] drm/fbdev-dma: fix getting smem_start

2024-06-10 Thread Peng Fan
> Subject: Re: [PATCH] drm/fbdev-dma: fix getting smem_start > > Hi > > Am 04.06.24 um 10:03 schrieb Peng Fan (OSS): > > From: Peng Fan > > > > If 'info->screen_buffer' locates in vmalloc address space, > > virt_to_page will not be able

[PATCH] drm/fbdev-dma: fix getting smem_start

2024-06-04 Thread Peng Fan (OSS)
From: Peng Fan If 'info->screen_buffer' locates in vmalloc address space, virt_to_page will not be able to get correct results. With CONFIG_DEBUG_VM and CONFIG_DEBUG_VIRTUAL enabled on ARM64, there is dump below: [3.536043] [ cut here ] [3.540716]

RE: [PATCH v2 17/19] fbdev: imx: Constify lcd_ops

2024-04-24 Thread Peng Fan
> Subject: [PATCH v2 17/19] fbdev: imx: Constify lcd_ops > > 'struct lcd_ops' is not modified by core backlight code, so it can be made > const for increased code safety. > > Reviewed-by: Thomas Zimmermann > Signed-off-by: Krzysztof Kozlowski Reviewed-by: Peng

RE: [PATCH v6 2/2] drm: lcdif: Add support for i.MX8MP LCDIF variant

2022-06-27 Thread Peng Fan
-by: Marek Vasut > Cc: Alexander Stein > Cc: Laurent Pinchart > Cc: Lucas Stach > Cc: Peng Fan > Cc: Robby Cai > Cc: Sam Ravnborg > Cc: Stefan Agner > --- > V2: - Drop the pitch check from lcdif_fb_create() > - Drop connector caching > - Wait for shado

RE: [RFC PATCH 0/9] arm64: imx8mm: Add MIPI DSI support

2021-06-29 Thread Peng Fan (OSS)
Hi Jagan, > Subject: [RFC PATCH 0/9] arm64: imx8mm: Add MIPI DSI support > > This series support MIPI DSI on i.MX8MM. > > It worked directly with existing mxsfb driver but the SEC DSIM timings has to > be validate and tested through all platforms, ie reason I'm sending it as RFC. > > Tested on

RE: [RFC PATCH 3/4] drm/etnaviv: Change order of enabling clocks to fix boot on i.MX8MM

2020-05-02 Thread Peng Fan
> Subject: Re: [RFC PATCH 3/4] drm/etnaviv: Change order of enabling clocks to > fix boot on i.MX8MM > > On 30.04.20 16:35, Lucas Stach wrote: > > Am Donnerstag, den 30.04.2020, 12:46 + schrieb Schrempf Frieder: > >> From: Frieder Schrempf > >> > >> On some i.MX8MM devices the boot hangs when

RE: [Xen-devel] [PATCH v6 0/1] drm/xen-front: Add support for Xen PV display frontend

2018-04-12 Thread Peng Fan
Hi Oleksandr, Just have a question, is this drm/xen-front stuff orthogonal to xen shared coprocessor framework for gpu, or are they exclusive? Thanks, Peng. > Subject: [Xen-devel] [PATCH v6 0/1] drm/xen-front: Add support for Xen PV > display frontend > > From: Oleksandr Andrushchenko > > Hell