[PATCH 6.1 393/473] drm/msm: Enable clamp_to_idle for 7c3

Greg Kroah-Hartman
2024-06-06T14:18:24Z

From: Rob Clark <robdclark@chromium.org>

[ Upstream commit 2c1b7748100e2e40155722589201f24c23ae5d53 ]

This was overlooked.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Patchwork: https://patchwork.freedesktop.org/patch/511693/
Link: https://lore.kernel.org/r/20221115155535.1615278-1-robdclark@gmail.com
Stable-dep-of: 46d4efcccc68 ("drm/msm/a6xx: Avoid a nullptr dereference when speedbin setting fails")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
index 95e73eddc5e91..cdce27adbd03b 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
@@ -2036,13 +2036,6 @@ struct msm_gpu *a6xx_gpu_init(struct drm_device *dev)
adreno_cmp_rev(ADRENO_REV(6, 3, 5, ANY_ID), info->rev)))
adreno_gpu->base.hw_apriv = true;

- /*
- * For now only clamp to idle freq for devices where this is known not
- * to cause power supply issues:
- */
- if (info && (info->revn == 618))
- gpu->clamp_to_idle = true;
-
a6xx_llc_slices_init(pdev, a6xx_gpu);

ret = a6xx_set_supported_hw(&pdev->dev, config->rev);
@@ -2057,6 +2050,13 @@ struct msm_gpu *a6xx_gpu_init(struct drm_device *dev)
return ERR_PTR(ret);
}

+ /*
+ * For now only clamp to idle freq for devices where this is known not
+ * to cause power supply issues:
+ */
+ if (adreno_is_a618(adreno_gpu) || adreno_is_7c3(adreno_gpu))
+ gpu->clamp_to_idle = true;
+
/* Check if there is a GMU phandle and set it up */
node = of_parse_phandle(pdev->dev.of_node, "qcom,gmu", 0);

--
2.43.0