From: Jordan Crouse Date: Thu, 1 Feb 2018 12:15:17 -0700 Subject: drm/msm/adreno: Use generic function to load firmware to a buffer object Git-commit: 9de43e79c10149d29c77ff2c3dae048d1db9cbce Patch-mainline: v4.17-rc1 References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166 Move a5xx specific code to load firmware into a buffer object to the generic Adreno code. This will come in useful for future targets. Signed-off-by: Jordan Crouse Signed-off-by: Rob Clark Acked-by: Petr Tesarik --- drivers/gpu/drm/msm/adreno/a5xx_gpu.c | 23 ++--------------------- drivers/gpu/drm/msm/adreno/adreno_gpu.c | 19 +++++++++++++++++++ drivers/gpu/drm/msm/adreno/adreno_gpu.h | 2 ++ 3 files changed, 23 insertions(+), 21 deletions(-) --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c @@ -497,25 +497,6 @@ static int a5xx_preempt_start(struct msm return a5xx_idle(gpu, ring) ? 0 : -EINVAL; } - -static struct drm_gem_object *a5xx_ucode_load_bo(struct msm_gpu *gpu, - const struct firmware *fw, u64 *iova) -{ - struct drm_gem_object *bo; - void *ptr; - - ptr = msm_gem_kernel_new_locked(gpu->dev, fw->size - 4, - MSM_BO_UNCACHED | MSM_BO_GPU_READONLY, gpu->aspace, &bo, iova); - - if (IS_ERR(ptr)) - return ERR_CAST(ptr); - - memcpy(ptr, &fw->data[4], fw->size - 4); - - msm_gem_put_vaddr(bo); - return bo; -} - static int a5xx_ucode_init(struct msm_gpu *gpu) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); @@ -523,7 +504,7 @@ static int a5xx_ucode_init(struct msm_gp int ret; if (!a5xx_gpu->pm4_bo) { - a5xx_gpu->pm4_bo = a5xx_ucode_load_bo(gpu, + a5xx_gpu->pm4_bo = adreno_fw_create_bo(gpu, adreno_gpu->fw[ADRENO_FW_PM4], &a5xx_gpu->pm4_iova); if (IS_ERR(a5xx_gpu->pm4_bo)) { @@ -536,7 +517,7 @@ static int a5xx_ucode_init(struct msm_gp } if (!a5xx_gpu->pfp_bo) { - a5xx_gpu->pfp_bo = a5xx_ucode_load_bo(gpu, + a5xx_gpu->pfp_bo = adreno_fw_create_bo(gpu, adreno_gpu->fw[ADRENO_FW_PFP], &a5xx_gpu->pfp_iova); if (IS_ERR(a5xx_gpu->pfp_bo)) { --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -162,6 +162,25 @@ static int adreno_load_fw(struct adreno_ return 0; } +struct drm_gem_object *adreno_fw_create_bo(struct msm_gpu *gpu, + const struct firmware *fw, u64 *iova) +{ + struct drm_gem_object *bo; + void *ptr; + + ptr = msm_gem_kernel_new_locked(gpu->dev, fw->size - 4, + MSM_BO_UNCACHED | MSM_BO_GPU_READONLY, gpu->aspace, &bo, iova); + + if (IS_ERR(ptr)) + return ERR_CAST(ptr); + + memcpy(ptr, &fw->data[4], fw->size - 4); + + msm_gem_put_vaddr(bo); + + return bo; +} + int adreno_hw_init(struct msm_gpu *gpu) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -206,6 +206,8 @@ static inline int adreno_is_a530(struct int adreno_get_param(struct msm_gpu *gpu, uint32_t param, uint64_t *value); const struct firmware *adreno_request_fw(struct adreno_gpu *adreno_gpu, const char *fwname); +struct drm_gem_object *adreno_fw_create_bo(struct msm_gpu *gpu, + const struct firmware *fw, u64 *iova); int adreno_hw_init(struct msm_gpu *gpu); void adreno_recover(struct msm_gpu *gpu); void adreno_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit,