linux-kernel - Re: [PATCH 1/7] drm/msm/dsi: Print dual-DSI-adjusted pclk instead of original mode pclk

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Date: Wed, 17 Apr 2024 14:56:48 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
To: Marijn Suijten <marijn.suijten@...ainline.org>
Cc: Rob Clark <robdclark@...il.com>, Abhinav Kumar <quic_abhinavk@...cinc.com>, 
	Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
	Archit Taneja <architt@...eaurora.org>, Chandan Uddaraju <chandanu@...eaurora.org>, 
	Vinod Koul <vkoul@...nel.org>, Sravanthi Kollukuduru <skolluku@...eaurora.org>, 
	linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
	freedreno@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
	Jordan Crouse <jordan@...micpenguin.net>, Rajesh Yadav <ryadav@...eaurora.org>, 
	Jeykumar Sankaran <jsanka@...eaurora.org>, ~postmarketos/upstreaming@...ts.sr.ht, 
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
	Konrad Dybcio <konrad.dybcio@...aro.org>, Martin Botka <martin.botka@...ainline.org>, 
	Jami Kettunen <jami.kettunen@...ainline.org>
Subject: Re: [PATCH 1/7] drm/msm/dsi: Print dual-DSI-adjusted pclk instead of
 original mode pclk

On Wed, 17 Apr 2024 at 02:57, Marijn Suijten
<marijn.suijten@...ainline.org> wrote:
>
> When dual-DSI (bonded DSI) was added in commit ed9976a09b48
> ("drm/msm/dsi: adjust dsi timing for dual dsi mode") some DBG() prints
> were not updated, leading to print the original mode->clock rather
> than the adjusted (typically the mode clock divided by two, though more
> recently also adjusted for DSC compression) msm_host->pixel_clk_rate
> which is passed to clk_set_rate() just below.  Fix that by printing the
> actual pixel_clk_rate that is being set.
>
> Fixes: ed9976a09b48 ("drm/msm/dsi: adjust dsi timing for dual dsi mode")
> Signed-off-by: Marijn Suijten <marijn.suijten@...ainline.org>
> ---
>  drivers/gpu/drm/msm/dsi/dsi_host.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@...aro.org>

-- 
With best wishes
Dmitry