On Thu, Jul 06, 2023 at 02:10:38PM -0700, Rob Clark wrote:
>
> From: Rob Clark <robdcl...@chromium.org>
>
> It is better to explicitly list it. With the move to opaque chip-id's
> for future devices, we should avoid trying to infer things like
> generation from the numerical value.
>
> Signed-off-by: Rob Clark <robdcl...@chromium.org>
> ---
> drivers/gpu/drm/msm/adreno/adreno_device.c | 23 +++++++++++++++-------
> drivers/gpu/drm/msm/adreno/adreno_gpu.h | 1 +
> 2 files changed, 17 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c
> b/drivers/gpu/drm/msm/adreno/adreno_device.c
> index f469f951a907..3c531da417b9 100644
> --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> @@ -256,6 +256,7 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_512K,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> .init = a6xx_gpu_init,
> }, {
> .rev = ADRENO_REV(6, 1, 9, ANY_ID),
> @@ -266,6 +267,7 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_512K,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> .init = a6xx_gpu_init,
> .zapfw = "a615_zap.mdt",
> .hwcg = a615_hwcg,
> @@ -278,6 +280,7 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_1M,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> .init = a6xx_gpu_init,
> .zapfw = "a630_zap.mdt",
> .hwcg = a630_hwcg,
> @@ -290,6 +293,7 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_1M,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> .init = a6xx_gpu_init,
> .zapfw = "a640_zap.mdt",
> .hwcg = a640_hwcg,
> @@ -302,7 +306,8 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_1M + SZ_128K,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> - .quirks = ADRENO_QUIRK_HAS_HW_APRIV,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> + ADRENO_QUIRK_HAS_HW_APRIV,
> .init = a6xx_gpu_init,
> .zapfw = "a650_zap.mdt",
> .hwcg = a650_hwcg,
> @@ -316,7 +321,8 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_1M + SZ_512K,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> - .quirks = ADRENO_QUIRK_HAS_HW_APRIV,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> + ADRENO_QUIRK_HAS_HW_APRIV,
> .init = a6xx_gpu_init,
> .zapfw = "a660_zap.mdt",
> .hwcg = a660_hwcg,
> @@ -329,7 +335,8 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_512K,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> - .quirks = ADRENO_QUIRK_HAS_HW_APRIV,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> + ADRENO_QUIRK_HAS_HW_APRIV,
> .init = a6xx_gpu_init,
> .hwcg = a660_hwcg,
> .address_space_size = SZ_16G,
> @@ -342,6 +349,7 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_2M,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> .init = a6xx_gpu_init,
> .zapfw = "a640_zap.mdt",
> .hwcg = a640_hwcg,
> @@ -353,7 +361,8 @@ static const struct adreno_info gpulist[] = {
> },
> .gmem = SZ_4M,
> .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> - .quirks = ADRENO_QUIRK_HAS_HW_APRIV,
> + .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> + ADRENO_QUIRK_HAS_HW_APRIV,
> .init = a6xx_gpu_init,
> .zapfw = "a690_zap.mdt",
> .hwcg = a690_hwcg,
> @@ -565,9 +574,9 @@ static int adreno_bind(struct device *dev, struct device
> *master, void *data)
> if (ret)
> return ret;
>
> - if (config.rev.core >= 6)
> - if (!adreno_has_gmu_wrapper(to_adreno_gpu(gpu)))
> - priv->has_cached_coherent = true;
> + priv->has_cached_coherent =
> + !!(info->quirks & ADRENO_QUIRK_HAS_CACHED_COHERENT) &&
> + !adreno_has_gmu_wrapper(to_adreno_gpu(gpu));
>
> return 0;
> }
> diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> index a7c4a2c536e3..e08d41337169 100644
> --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> @@ -33,6 +33,7 @@ enum {
> #define ADRENO_QUIRK_FAULT_DETECT_MASK BIT(1)
> #define ADRENO_QUIRK_LMLOADKILL_DISABLE BIT(2)
> #define ADRENO_QUIRK_HAS_HW_APRIV BIT(3)
> +#define ADRENO_QUIRK_HAS_CACHED_COHERENT BIT(4)
a shorter ADRENO_IS_IOCOHERENT?
-Akhil
>
> struct adreno_rev {
> uint8_t core;
> --
> 2.41.0
>
