Re: [PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-17 Thread Bilal Wasim
On Tue, 17 Nov 2020 16:58:48 +0500 Bilal Wasim wrote: > Hi CK, > > On Tue, 17 Nov 2020 00:43:44 +0800 > Chun-Kuang Hu wrote: > > > Hi, Bilal: > > > > Bilal Wasim 於 2020年11月16日 週一 > > 下午7:53寫道： > > > > > > Hi CK, > > > > > > On Mon, 16 Nov 2020 07:12:55 +0800 > > > Chun-Kuang Hu wrote: > >

Re: [PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-17 Thread Bilal Wasim
Hi CK, On Tue, 17 Nov 2020 00:43:44 +0800 Chun-Kuang Hu wrote: > Hi, Bilal: > > Bilal Wasim 於 2020年11月16日 週一 > 下午7:53寫道： > > > > Hi CK, > > > > On Mon, 16 Nov 2020 07:12:55 +0800 > > Chun-Kuang Hu wrote: > > > > > Hi, Bilal: > > > > > > Bilal Wasim 於 2020年11月16日 週一 > > > 上午3:25寫道： > > >

Re: [PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-16 Thread Chun-Kuang Hu
Hi, Bilal: Bilal Wasim 於 2020年11月16日 週一 下午7:53寫道： > > Hi CK, > > On Mon, 16 Nov 2020 07:12:55 +0800 > Chun-Kuang Hu wrote: > > > Hi, Bilal: > > > > Bilal Wasim 於 2020年11月16日 週一 > > 上午3:25寫道： > > > > > > Hi CK, > > > > > > On Sun, 15 Nov 2020 08:53:24 +0800 > > > Chun-Kuang Hu wrote: > > > > >

Re: [PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-16 Thread Bilal Wasim
Hi CK, On Mon, 16 Nov 2020 07:12:55 +0800 Chun-Kuang Hu wrote: > Hi, Bilal: > > Bilal Wasim 於 2020年11月16日 週一 > 上午3:25寫道： > > > > Hi CK, > > > > On Sun, 15 Nov 2020 08:53:24 +0800 > > Chun-Kuang Hu wrote: > > > > > Hi, Bilal: > > > > > > Please help to test this patch on your Chromebook elm

Re: [PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-15 Thread Chun-Kuang Hu
Hi, Bilal: Bilal Wasim 於 2020年11月16日 週一 上午3:25寫道： > > Hi CK, > > On Sun, 15 Nov 2020 08:53:24 +0800 > Chun-Kuang Hu wrote: > > > Hi, Bilal: > > > > Please help to test this patch on your Chromebook elm, thanks. > > > > Regards, > > Chun-Kuang Hu > > Just tried this patch on the Chromebook Elm, a

Re: [PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-15 Thread Bilal Wasim
Hi CK, On Sun, 15 Nov 2020 08:53:24 +0800 Chun-Kuang Hu wrote: > Hi, Bilal: > > Please help to test this patch on your Chromebook elm, thanks. > > Regards, > Chun-Kuang Hu Just tried this patch on the Chromebook Elm, and it doesn't work. The HDMI screen remains black, though the rest of the

Re: [PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-14 Thread Chun-Kuang Hu
Hi, Bilal: Please help to test this patch on your Chromebook elm, thanks. Regards, Chun-Kuang Hu Chun-Kuang Hu 於 2020年11月15日 週日 上午8:14寫道： > > From: CK Hu > > Using vm->hfront_porch + vm->hback_porch to calculate > horizontal_backporch_byte would make it negtive, so > use horizontal_backporch_b

[PATCH] drm/mediatek: dsi: Calculate horizontal_backporch_byte by itself

2020-11-14 Thread Chun-Kuang Hu
From: CK Hu Using vm->hfront_porch + vm->hback_porch to calculate horizontal_backporch_byte would make it negtive, so use horizontal_backporch_byte itself to make it positive. Fixes: 35bf948f1edb ("drm/mediatek: dsi: Fix scrolling of panel with small hfp or hbp") Signed-off-by: CK Hu Signed-o