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    Subject[PATCH 5.10 162/390] drm/msm/dp: correct 1.62G link rate at dp_catalog_ctrl_config_msa()
    Date
    From: Kuogee Hsieh <quic_khsieh@quicinc.com>

    [ Upstream commit aa0bff10af1c4b92e6b56e3e1b7f81c660d3ba78 ]

    At current implementation there is an extra 0 at 1.62G link rate which
    cause no correct pixel_div selected for 1.62G link rate to calculate
    mvid and nvid. This patch delete the extra 0 to have mvid and nvid be
    calculated correctly.

    Changes in v2:
    -- fix Fixes tag's text

    Changes in v3:
    -- fix misspelling of "Reviewed-by"

    Fixes: 937f941ca06f ("drm/msm/dp: Use qmp phy for DP PLL and PHY")
    Signed-off-by: Kuogee Hsieh <quic_khsieh@quicinc.com>
    Reviewed-by: Stephen Boyd <swboyd@chromium.org>
    Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
    Patchwork: https://patchwork.freedesktop.org/patch/499328/
    Link: https://lore.kernel.org/r/1661372150-3764-1-git-send-email-quic_khsieh@quicinc.com
    [DB: rewrapped commit message]
    Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
    Signed-off-by: Rob Clark <robdclark@chromium.org>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/gpu/drm/msm/dp/dp_catalog.c | 2 +-
    1 file changed, 1 insertion(+), 1 deletion(-)

    diff --git a/drivers/gpu/drm/msm/dp/dp_catalog.c b/drivers/gpu/drm/msm/dp/dp_catalog.c
    index 2da6982efdbf..613348b022fe 100644
    --- a/drivers/gpu/drm/msm/dp/dp_catalog.c
    +++ b/drivers/gpu/drm/msm/dp/dp_catalog.c
    @@ -416,7 +416,7 @@ void dp_catalog_ctrl_config_msa(struct dp_catalog *dp_catalog,

    if (rate == link_rate_hbr3)
    pixel_div = 6;
    - else if (rate == 1620000 || rate == 270000)
    + else if (rate == 162000 || rate == 270000)
    pixel_div = 2;
    else if (rate == link_rate_hbr2)
    pixel_div = 4;
    --
    2.35.1


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