diff options
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_device.c | 23 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/adreno/adreno_gpu.h | 2 |
3 files changed, 24 insertions, 3 deletions
diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index 44813624a286..37746f1d54cf 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -155,6 +155,7 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev) struct msm_drm_private *priv = dev->dev_private; struct platform_device *pdev = priv->gpu_pdev; struct msm_gpu *gpu = NULL; + struct adreno_gpu *adreno_gpu; int ret; if (pdev) @@ -165,7 +166,27 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev) return NULL; } - pm_runtime_get_sync(&pdev->dev); + adreno_gpu = to_adreno_gpu(gpu); + + /* + * The number one reason for HW init to fail is if the firmware isn't + * loaded yet. Try that first and don't bother continuing on + * otherwise + */ + + ret = adreno_load_fw(adreno_gpu); + if (ret) + return NULL; + + /* Make sure pm runtime is active and reset any previous errors */ + pm_runtime_set_active(&pdev->dev); + + ret = pm_runtime_get_sync(&pdev->dev); + if (ret < 0) { + dev_err(dev->dev, "Couldn't power up the GPU: %d\n", ret); + return NULL; + } + mutex_lock(&dev->struct_mutex); ret = msm_gpu_hw_init(gpu); mutex_unlock(&dev->struct_mutex); diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 65c0ae7d8ad1..da1363a0c54d 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -149,7 +149,7 @@ out: return fw; } -static int adreno_load_fw(struct adreno_gpu *adreno_gpu) +int adreno_load_fw(struct adreno_gpu *adreno_gpu) { int i; diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index 4406776597fd..d391ff377612 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -228,7 +228,7 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev, struct adreno_gpu *gpu, const struct adreno_gpu_funcs *funcs, int nr_rings); void adreno_gpu_cleanup(struct adreno_gpu *gpu); - +int adreno_load_fw(struct adreno_gpu *adreno_gpu); void adreno_gpu_state_destroy(struct msm_gpu_state *state); |