[PATCH v6 06/15] drm/msm/dpu: fix mixer number counter on allocation

[Dmitry Baryshkov]

On Mon, Feb 17, 2025 at 10:15:55PM +0800, Jun Nie wrote:
> Current code only supports usage cases with one pair of mixers at
> most. To support quad-pipe usage case, two pairs of mixers need to
> be reserved. The lm_count for all pairs is cleared if a peer
> allocation fails in current implementation. Reset the current lm_count
> to an even number instead of completely clearing it. This prevents all
> pairs from being cleared in cases where multiple LM pairs are needed.
> 
> Signed-off-by: Jun Nie <jun.nie at linaro.org>
> Reviewed-by: Jessica Zhang <quic_jesszhan at quicinc.com>
> ---
>  drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov at linaro.org>

-- 
With best wishes
Dmitry