On Tue, Nov 19, 2024 at 06:56:37PM +0100, Neil Armstrong wrote:
> Half of the current "Quirks" are in fact features, so rename
> the defines with FEAT instead of QUIRK.
> 
> They will be moved in a separate bitfield in a second time.
> 
> No functional changes.
> 
> Signed-off-by: Neil Armstrong <neil.armstr...@linaro.org>
> ---
>  drivers/gpu/drm/msm/adreno/a6xx_catalog.c  | 62 
> +++++++++++++++---------------
>  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, 38 insertions(+), 37 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_catalog.c 
> b/drivers/gpu/drm/msm/adreno/a6xx_catalog.c
> index 
> 0c560e84ad5a53bb4e8a49ba4e153ce9cf33f7ae..825c820def315968d508973c8ae40c7c7b646569
>  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_QUIRK_HAS_CACHED_COHERENT,
> +             .quirks = 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_QUIRK_HAS_CACHED_COHERENT,
> +             .quirks = 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_QUIRK_HAS_CACHED_COHERENT,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
>               .init = a6xx_gpu_init,
>               .zapfw = "a615_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -864,8 +864,8 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_512K,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                       ADRENO_QUIRK_HAS_HW_APRIV,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                       ADRENO_FEAT_HAS_HW_APRIV,
>               .init = a6xx_gpu_init,
>               .zapfw = "a620_zap.mbn",
>               .a6xx = &(const struct a6xx_info) {
> @@ -892,7 +892,7 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_1M,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> +             .quirks = 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_QUIRK_HAS_CACHED_COHERENT,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
>               .init = a6xx_gpu_init,
>               .zapfw = "a640_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -934,8 +934,8 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_1M + SZ_128K,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                     ADRENO_QUIRK_HAS_HW_APRIV,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                     ADRENO_FEAT_HAS_HW_APRIV,
>               .init = a6xx_gpu_init,
>               .zapfw = "a650_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -961,8 +961,8 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_1M + SZ_512K,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                     ADRENO_QUIRK_HAS_HW_APRIV,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                     ADRENO_FEAT_HAS_HW_APRIV,
>               .init = a6xx_gpu_init,
>               .zapfw = "a660_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -981,8 +981,8 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_1M + SZ_512K,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                     ADRENO_QUIRK_HAS_HW_APRIV,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                     ADRENO_FEAT_HAS_HW_APRIV,
>               .init = a6xx_gpu_init,
>               .a6xx = &(const struct a6xx_info) {
>                       .hwcg = a690_hwcg,
> @@ -1000,8 +1000,8 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_512K,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                     ADRENO_QUIRK_HAS_HW_APRIV,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                     ADRENO_FEAT_HAS_HW_APRIV,
>               .init = a6xx_gpu_init,
>               .zapfw = "a660_zap.mbn",
>               .a6xx = &(const struct a6xx_info) {
> @@ -1028,7 +1028,7 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_2M,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT,
>               .init = a6xx_gpu_init,
>               .zapfw = "a640_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -1046,8 +1046,8 @@ static const struct adreno_info a6xx_gpus[] = {
>               },
>               .gmem = SZ_4M,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                     ADRENO_QUIRK_HAS_HW_APRIV,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                     ADRENO_FEAT_HAS_HW_APRIV,
>               .init = a6xx_gpu_init,
>               .zapfw = "a690_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -1331,7 +1331,7 @@ static const struct adreno_info a7xx_gpus[] = {
>               },
>               .gmem = SZ_128K,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_HW_APRIV,
> +             .quirks = ADRENO_FEAT_HAS_HW_APRIV,
>               .init = a6xx_gpu_init,
>               .zapfw = "a702_zap.mbn",
>               .a6xx = &(const struct a6xx_info) {
> @@ -1355,9 +1355,9 @@ static const struct adreno_info a7xx_gpus[] = {
>               },
>               .gmem = SZ_2M,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                       ADRENO_QUIRK_HAS_HW_APRIV |
> -                       ADRENO_QUIRK_PREEMPTION,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                       ADRENO_FEAT_HAS_HW_APRIV |
> +                       ADRENO_FEAT_PREEMPTION,
>               .init = a6xx_gpu_init,
>               .zapfw = "a730_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -1377,9 +1377,9 @@ static const struct adreno_info a7xx_gpus[] = {
>               },
>               .gmem = 3 * SZ_1M,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                       ADRENO_QUIRK_HAS_HW_APRIV |
> -                       ADRENO_QUIRK_PREEMPTION,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                       ADRENO_FEAT_HAS_HW_APRIV |
> +                       ADRENO_FEAT_PREEMPTION,
>               .init = a6xx_gpu_init,
>               .zapfw = "a740_zap.mdt",
>               .a6xx = &(const struct a6xx_info) {
> @@ -1400,9 +1400,9 @@ static const struct adreno_info a7xx_gpus[] = {
>               },
>               .gmem = 3 * SZ_1M,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                       ADRENO_QUIRK_HAS_HW_APRIV |
> -                       ADRENO_QUIRK_PREEMPTION,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                       ADRENO_FEAT_HAS_HW_APRIV |
> +                       ADRENO_FEAT_PREEMPTION,
>               .init = a6xx_gpu_init,
>               .a6xx = &(const struct a6xx_info) {
>                       .hwcg = a740_hwcg,
> @@ -1422,9 +1422,9 @@ static const struct adreno_info a7xx_gpus[] = {
>               },
>               .gmem = 3 * SZ_1M,
>               .inactive_period = DRM_MSM_INACTIVE_PERIOD,
> -             .quirks = ADRENO_QUIRK_HAS_CACHED_COHERENT |
> -                       ADRENO_QUIRK_HAS_HW_APRIV |
> -                       ADRENO_QUIRK_PREEMPTION,
> +             .quirks = ADRENO_FEAT_HAS_CACHED_COHERENT |
> +                       ADRENO_FEAT_HAS_HW_APRIV |
> +                       ADRENO_FEAT_PREEMPTION,
>               .init = a6xx_gpu_init,
>               .zapfw = "gen70900_zap.mbn",
>               .a6xx = &(const struct a6xx_info) {
> diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c 
> b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c
> index 
> 019610341df1506c89f44e86b8d1deeb27d61857..2ebd3fac212576a1507e0b6afe2560cd0408dd89
>  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_QUIRK_HAS_HW_APRIV);
> +             !!(config->info->quirks & 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_QUIRK_PREEMPTION)))
> +         (config->info->quirks & 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 
> 9ffe91920fbfb4841b28aabec9fbde94539fdd83..09d4569f77528c2a20cabc814668c4c930dd07f1
>  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_QUIRK_HAS_CACHED_COHERENT);
> +             !!(info->quirks & 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 
> e71f420f8b3a8e6cfc52dd1c4d5a63ef3704a07f..8782c25e8a393ec7d9dc23ad450908d039bd08c5
>  100644
> --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h
> @@ -54,9 +54,10 @@ enum adreno_family {
>  #define ADRENO_QUIRK_TWO_PASS_USE_WFI                BIT(0)
>  #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)
> -#define ADRENO_QUIRK_PREEMPTION                      BIT(5)
> +

IMO, we should not keep features separate. In future, we should just append the 
next
quirk/feature at the bottom without disturbing the existing bit
mappings. Just to ensure we don't accidentally duplicate a bit number.

I agree on using 'ADRENO_FEAT' to distinguish features.

-Akhil

> +#define ADRENO_FEAT_HAS_HW_APRIV             BIT(3)
> +#define ADRENO_FEAT_HAS_CACHED_COHERENT              BIT(4)
> +#define ADRENO_FEAT_PREEMPTION                       BIT(5)
>  
>  /* Helper for formating the chip_id in the way that userspace tools like
>   * crashdec expect.
> 
> -- 
> 2.34.1
> 

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