Messages in this thread Patch in this message | | | From | Vinod Polimera <> | Subject | [PATCH v5 5/5] drm/msm/disp/dpu1: set mdp clk to the maximum frequency in opp table during probe | Date | Tue, 8 Mar 2022 22:25:00 +0530 |
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use max clock during probe/bind sequence from the opp table. The clock will be scaled down when framework sends an update.
Signed-off-by: Vinod Polimera <quic_vpolimer@quicinc.com> --- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index d550f90..d9922b9 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -1221,6 +1221,7 @@ static int dpu_bind(struct device *dev, struct device *master, void *data) struct dpu_kms *dpu_kms; struct dss_module_power *mp; int ret = 0; + unsigned long max_freq = ULONG_MAX; dpu_kms = devm_kzalloc(&pdev->dev, sizeof(*dpu_kms), GFP_KERNEL); if (!dpu_kms) @@ -1243,6 +1244,8 @@ static int dpu_bind(struct device *dev, struct device *master, void *data) return ret; } + dev_pm_opp_find_freq_floor(dev, &max_freq); + dev_pm_opp_set_rate(dev, max_freq); platform_set_drvdata(pdev, dpu_kms); ret = msm_kms_init(&dpu_kms->base, &kms_funcs); -- 2.7.4
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