drm/msm: add compatibles for sm8150/sm8250 display

The driver already has support for sm8150/sm8250, but the compatibles were
never added.

Also inverse the non-mdp4 condition in add_display_components() to avoid
having to check every new compatible in the condition.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210329120051.3401567-4-dmitry.baryshkov@linaro.org
Signed-off-by: Rob Clark <robdclark@chromium.org>

drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c

@@ -1221,6 +1221,8 @@ static const struct dev_pm_ops dpu_pm_ops = {
 static const struct of_device_id dpu_dt_match[] = {
 	{ .compatible = "qcom,sdm845-dpu", },
 	{ .compatible = "qcom,sc7180-dpu", },
+	{ .compatible = "qcom,sm8150-dpu", },
+	{ .compatible = "qcom,sm8250-dpu", },
 	{}
 };
 MODULE_DEVICE_TABLE(of, dpu_dt_match);

drivers/gpu/drm/msm/msm_drv.c

@@ -1340,6 +1340,8 @@ static const struct of_device_id dt_match[] = {
 	{ .compatible = "qcom,mdss", .data = (void *)KMS_MDP5 },
 	{ .compatible = "qcom,sdm845-mdss", .data = (void *)KMS_DPU },
 	{ .compatible = "qcom,sc7180-mdss", .data = (void *)KMS_DPU },
+	{ .compatible = "qcom,sm8150-mdss", .data = (void *)KMS_DPU },
+	{ .compatible = "qcom,sm8250-mdss", .data = (void *)KMS_DPU },
 	{}
 };
 MODULE_DEVICE_TABLE(of, dt_match);