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drm/msm/adreno: Use generic function to load firmware to a buffer object 

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 <jcrouse@codeaurora.org>
Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Jordan Crouse 2018-02-01 12:15:17 -07:00 committed by Rob Clark
parent c5e3548c29
commit 9de43e79c1
3 changed files with 23 additions and 21 deletions
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23
drivers/gpu/drm/msm/adreno/a5xx_gpu.c
View File

@ -497,25 +497,6 @@ static int a5xx_preempt_start(struct msm_gpu *gpu)
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_gpu *gpu)
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_gpu *gpu)
}
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)) {

19
drivers/gpu/drm/msm/adreno/adreno_gpu.c
View File

@ -162,6 +162,25 @@ static int adreno_load_fw(struct adreno_gpu *adreno_gpu)
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);

2
drivers/gpu/drm/msm/adreno/adreno_gpu.h
View File

@ -206,6 +206,8 @@ static inline int adreno_is_a530(struct adreno_gpu *gpu)
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,