drm/msm/adreno: Enable optional icc voting from OPP tables

Add the dev_pm_opp_of_find_icc_paths() call to let the OPP framework
handle bus voting as part of power level setting.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/523787/
Link: https://lore.kernel.org/r/20230223-topic-opp-v3-7-5f22163cd1df@linaro.org
Signed-off-by: Rob Clark <robdclark@chromium.org>

drivers/gpu/drm/msm/adreno/adreno_device.c

@@ -548,6 +548,10 @@ static int adreno_bind(struct device *dev, struct device *master, void *data)
 		return PTR_ERR(gpu);
 	}
 
+	ret = dev_pm_opp_of_find_icc_paths(dev, NULL);
+	if (ret)
+		return ret;
+
 	return 0;
 }