[PATCH v2 03/11] drm/msm: adreno: move features bits in a separate variable

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Wed Nov 20 11:18:41 UTC 2024


On Tue, Nov 19, 2024 at 06:56:38PM +0100, Neil Armstrong wrote:
> Now the features defines have the right name, introduce a features
> bitfield and move the features defines in it, fixing all code checking
> for them.
> 
> No functional changes intended.

I think it might be better to squahs this patch into the previous one,
it would simplify checking that we use .quirks for ADRENO_QUIRK_foo and
.features for ADRENO_FEAT_bar.

> 
> Signed-off-by: Neil Armstrong <neil.armstrong at linaro.org>
> ---
>  drivers/gpu/drm/msm/adreno/a6xx_catalog.c  | 34 +++++++++++++++---------------
>  drivers/gpu/drm/msm/adreno/a6xx_gpu.c      |  4 ++--
>  drivers/gpu/drm/msm/adreno/adreno_device.c |  2 +-
>  drivers/gpu/drm/msm/adreno/adreno_gpu.h    |  7 +++---
>  4 files changed, 24 insertions(+), 23 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
> index 825c820def315968d508973c8ae40c7c7b646569..93f0d4bf50ba773ecde93e6c29a2fcec24ebb7b3 100644
> --- a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
> @@ -743,7 +743,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_512K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a615_zap.mbn",
>  		.a6xx = &(const struct a6xx_info) {
> @@ -769,7 +769,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_512K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT,
>  		.init = a6xx_gpu_init,
>  		.a6xx = &(const struct a6xx_info) {
>  			.protect = &a630_protect,
> @@ -839,7 +839,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_512K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a615_zap.mdt",
>  		.a6xx = &(const struct a6xx_info) {
> @@ -864,7 +864,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_512K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			  ADRENO_FEAT_HAS_HW_APRIV,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a620_zap.mbn",
> @@ -892,7 +892,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_1M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a630_zap.mdt",
>  		.a6xx = &(const struct a6xx_info) {
> @@ -911,7 +911,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_1M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a640_zap.mdt",
>  		.a6xx = &(const struct a6xx_info) {
> @@ -934,7 +934,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_1M + SZ_128K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			ADRENO_FEAT_HAS_HW_APRIV,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a650_zap.mdt",
> @@ -961,7 +961,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_1M + SZ_512K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			ADRENO_FEAT_HAS_HW_APRIV,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a660_zap.mdt",
> @@ -981,7 +981,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_1M + SZ_512K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			ADRENO_FEAT_HAS_HW_APRIV,
>  		.init = a6xx_gpu_init,
>  		.a6xx = &(const struct a6xx_info) {
> @@ -1000,7 +1000,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_512K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			ADRENO_FEAT_HAS_HW_APRIV,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a660_zap.mbn",
> @@ -1028,7 +1028,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_2M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a640_zap.mdt",
>  		.a6xx = &(const struct a6xx_info) {
> @@ -1046,7 +1046,7 @@ static const struct adreno_info a6xx_gpus[] = {
>  		},
>  		.gmem = SZ_4M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			ADRENO_FEAT_HAS_HW_APRIV,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a690_zap.mdt",
> @@ -1331,7 +1331,7 @@ static const struct adreno_info a7xx_gpus[] = {
>  		},
>  		.gmem = SZ_128K,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_HW_APRIV,
> +		.features = ADRENO_FEAT_HAS_HW_APRIV,
>  		.init = a6xx_gpu_init,
>  		.zapfw = "a702_zap.mbn",
>  		.a6xx = &(const struct a6xx_info) {
> @@ -1355,7 +1355,7 @@ static const struct adreno_info a7xx_gpus[] = {
>  		},
>  		.gmem = SZ_2M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			  ADRENO_FEAT_HAS_HW_APRIV |
>  			  ADRENO_FEAT_PREEMPTION,
>  		.init = a6xx_gpu_init,
> @@ -1377,7 +1377,7 @@ static const struct adreno_info a7xx_gpus[] = {
>  		},
>  		.gmem = 3 * SZ_1M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			  ADRENO_FEAT_HAS_HW_APRIV |
>  			  ADRENO_FEAT_PREEMPTION,
>  		.init = a6xx_gpu_init,
> @@ -1400,7 +1400,7 @@ static const struct adreno_info a7xx_gpus[] = {
>  		},
>  		.gmem = 3 * SZ_1M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			  ADRENO_FEAT_HAS_HW_APRIV |
>  			  ADRENO_FEAT_PREEMPTION,
>  		.init = a6xx_gpu_init,
> @@ -1422,7 +1422,7 @@ static const struct adreno_info a7xx_gpus[] = {
>  		},
>  		.gmem = 3 * SZ_1M,
>  		.inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -		.quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +		.features = ADRENO_FEAT_HAS_CACHED_COHERENT |
>  			  ADRENO_FEAT_HAS_HW_APRIV |
>  			  ADRENO_FEAT_PREEMPTION,
>  		.init = a6xx_gpu_init,
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> index 2ebd3fac212576a1507e0b6afe2560cd0408dd89..654d0cff421f15901cd4bf33b41e70004634ec75 100644
> --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> @@ -2478,7 +2478,7 @@ struct msm_gpu *a6xx_gpu_init(struct drm_device *dev)
>  	adreno_gpu->gmu_is_wrapper = of_device_is_compatible(node, "qcom,adreno-gmu-wrapper");
>  
>  	adreno_gpu->base.hw_apriv =
> -		!!(config->info->quirks & ADRENO_FEAT_HAS_HW_APRIV);
> +		!!(config->info->features & ADRENO_FEAT_HAS_HW_APRIV);
>  
>  	/* gpu->info only gets assigned in adreno_gpu_init() */
>  	is_a7xx = config->info->family == ADRENO_7XX_GEN1 ||
> @@ -2495,7 +2495,7 @@ struct msm_gpu *a6xx_gpu_init(struct drm_device *dev)
>  	}
>  
>  	if ((enable_preemption == 1) || (enable_preemption == -1 &&
> -	    (config->info->quirks & ADRENO_FEAT_PREEMPTION)))
> +	    (config->info->features & ADRENO_FEAT_PREEMPTION)))
>  		ret = adreno_gpu_init(dev, pdev, adreno_gpu, &funcs_a7xx, 4);
>  	else if (is_a7xx)
>  		ret = adreno_gpu_init(dev, pdev, adreno_gpu, &funcs_a7xx, 1);
> diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
> index 09d4569f77528c2a20cabc814668c4c930dd07f1..11a228472fa0cef3b6e4e21a366470fbbc3ea8df 100644
> --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> @@ -207,7 +207,7 @@ static int adreno_bind(struct device *dev, struct device *master, void *data)
>  
>  	priv->is_a2xx = info->family < ADRENO_3XX;
>  	priv->has_cached_coherent =
> -		!!(info->quirks & ADRENO_FEAT_HAS_CACHED_COHERENT);
> +		!!(info->features & ADRENO_FEAT_HAS_CACHED_COHERENT);
>  
>  	gpu = info->init(drm);
>  	if (IS_ERR(gpu)) {
> diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> index 8782c25e8a393ec7d9dc23ad450908d039bd08c5..4702d4cfca3b58fb3cbb25cb6805f1c19be2ebcb 100644
> --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> @@ -55,9 +55,9 @@ enum adreno_family {
>  #define ADRENO_QUIRK_FAULT_DETECT_MASK		BIT(1)
>  #define ADRENO_QUIRK_LMLOADKILL_DISABLE		BIT(2)
>  
> -#define ADRENO_FEAT_HAS_HW_APRIV		BIT(3)
> -#define ADRENO_FEAT_HAS_CACHED_COHERENT		BIT(4)
> -#define ADRENO_FEAT_PREEMPTION			BIT(5)
> +#define ADRENO_FEAT_HAS_HW_APRIV		BIT(0)
> +#define ADRENO_FEAT_HAS_CACHED_COHERENT		BIT(1)
> +#define ADRENO_FEAT_PREEMPTION			BIT(2)
>  
>  /* Helper for formating the chip_id in the way that userspace tools like
>   * crashdec expect.
> @@ -98,6 +98,7 @@ struct adreno_info {
>  	uint32_t revn;
>  	const char *fw[ADRENO_FW_MAX];
>  	uint32_t gmem;
> +	u64 features;
>  	u64 quirks;
>  	struct msm_gpu *(*init)(struct drm_device *dev);
>  	const char *zapfw;
> 
> -- 
> 2.34.1
> 

-- 
With best wishes
Dmitry


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