diff options
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.c | 9 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_drv.h | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gpu.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/msm/msm_submitqueue.c | 41 | ||||
| -rw-r--r-- | include/uapi/drm/msm_drm.h | 12 |
5 files changed, 65 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 0bdd93648761..37f18b55d11f 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -39,9 +39,10 @@ * MSM_GEM_INFO ioctl. * - 1.4.0 - softpin, MSM_RELOC_BO_DUMP, and GEM_INFO support to set/get * GEM object's debug name + * - 1.5.0 - Add SUBMITQUERY_QUERY ioctl */ #define MSM_VERSION_MAJOR 1 -#define MSM_VERSION_MINOR 4 +#define MSM_VERSION_MINOR 5 #define MSM_VERSION_PATCHLEVEL 0 static const struct drm_mode_config_funcs mode_config_funcs = { @@ -964,6 +965,11 @@ static int msm_ioctl_submitqueue_new(struct drm_device *dev, void *data, args->flags, &args->id); } +static int msm_ioctl_submitqueue_query(struct drm_device *dev, void *data, + struct drm_file *file) +{ + return msm_submitqueue_query(dev, file->driver_priv, data); +} static int msm_ioctl_submitqueue_close(struct drm_device *dev, void *data, struct drm_file *file) @@ -984,6 +990,7 @@ static const struct drm_ioctl_desc msm_ioctls[] = { DRM_IOCTL_DEF_DRV(MSM_GEM_MADVISE, msm_ioctl_gem_madvise, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(MSM_SUBMITQUEUE_NEW, msm_ioctl_submitqueue_new, DRM_AUTH|DRM_RENDER_ALLOW), DRM_IOCTL_DEF_DRV(MSM_SUBMITQUEUE_CLOSE, msm_ioctl_submitqueue_close, DRM_AUTH|DRM_RENDER_ALLOW), + DRM_IOCTL_DEF_DRV(MSM_SUBMITQUEUE_QUERY, msm_ioctl_submitqueue_query, DRM_AUTH|DRM_RENDER_ALLOW), }; static const struct vm_operations_struct vm_ops = { diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index c56dade2c1dc..f09d12ddb3ac 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -420,6 +420,8 @@ struct msm_gpu_submitqueue *msm_submitqueue_get(struct msm_file_private *ctx, u32 id); int msm_submitqueue_create(struct drm_device *drm, struct msm_file_private *ctx, u32 prio, u32 flags, u32 *id); +int msm_submitqueue_query(struct drm_device *drm, struct msm_file_private *ctx, + struct drm_msm_submitqueue_query *args); int msm_submitqueue_remove(struct msm_file_private *ctx, u32 id); void msm_submitqueue_close(struct msm_file_private *ctx); diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 194847a220b6..2b76657badd5 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -443,8 +443,9 @@ static void recover_worker(struct work_struct *work) if (submit) { struct task_struct *task; - /* Increment the fault count */ + /* Increment the fault counts */ gpu->global_faults++; + submit->queue->faults++; task = get_pid_task(submit->pid, PIDTYPE_PID); if (task) { diff --git a/drivers/gpu/drm/msm/msm_submitqueue.c b/drivers/gpu/drm/msm/msm_submitqueue.c index 5115f75b5b7f..f160ec40a39b 100644 --- a/drivers/gpu/drm/msm/msm_submitqueue.c +++ b/drivers/gpu/drm/msm/msm_submitqueue.c @@ -120,6 +120,47 @@ int msm_submitqueue_init(struct drm_device *drm, struct msm_file_private *ctx) return msm_submitqueue_create(drm, ctx, default_prio, 0, NULL); } +static int msm_submitqueue_query_faults(struct msm_gpu_submitqueue *queue, + struct drm_msm_submitqueue_query *args) +{ + size_t size = min_t(size_t, args->len, sizeof(queue->faults)); + int ret; + + /* If a zero length was passed in, return the data size we expect */ + if (!args->len) { + args->len = sizeof(queue->faults); + return 0; + } + + /* Set the length to the actual size of the data */ + args->len = size; + + ret = copy_to_user(u64_to_user_ptr(args->data), &queue->faults, size); + + return ret ? -EFAULT : 0; +} + +int msm_submitqueue_query(struct drm_device *drm, struct msm_file_private *ctx, + struct drm_msm_submitqueue_query *args) +{ + struct msm_gpu_submitqueue *queue; + int ret = -EINVAL; + + if (args->pad) + return -EINVAL; + + queue = msm_submitqueue_get(ctx, args->id); + if (!queue) + return -ENOENT; + + if (args->param == MSM_SUBMITQUEUE_PARAM_FAULTS) + ret = msm_submitqueue_query_faults(queue, args); + + msm_submitqueue_put(queue); + + return ret; +} + int msm_submitqueue_remove(struct msm_file_private *ctx, u32 id) { struct msm_gpu_submitqueue *entry; diff --git a/include/uapi/drm/msm_drm.h b/include/uapi/drm/msm_drm.h index 178d7b407f3a..0b85ed6a3710 100644 --- a/include/uapi/drm/msm_drm.h +++ b/include/uapi/drm/msm_drm.h @@ -288,6 +288,16 @@ struct drm_msm_submitqueue { __u32 id; /* out, identifier */ }; +#define MSM_SUBMITQUEUE_PARAM_FAULTS 0 + +struct drm_msm_submitqueue_query { + __u64 data; + __u32 id; + __u32 param; + __u32 len; + __u32 pad; +}; + #define DRM_MSM_GET_PARAM 0x00 /* placeholder: #define DRM_MSM_SET_PARAM 0x01 @@ -304,6 +314,7 @@ struct drm_msm_submitqueue { */ #define DRM_MSM_SUBMITQUEUE_NEW 0x0A #define DRM_MSM_SUBMITQUEUE_CLOSE 0x0B +#define DRM_MSM_SUBMITQUEUE_QUERY 0x0C #define DRM_IOCTL_MSM_GET_PARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GET_PARAM, struct drm_msm_param) #define DRM_IOCTL_MSM_GEM_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GEM_NEW, struct drm_msm_gem_new) @@ -315,6 +326,7 @@ struct drm_msm_submitqueue { #define DRM_IOCTL_MSM_GEM_MADVISE DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_GEM_MADVISE, struct drm_msm_gem_madvise) #define DRM_IOCTL_MSM_SUBMITQUEUE_NEW DRM_IOWR(DRM_COMMAND_BASE + DRM_MSM_SUBMITQUEUE_NEW, struct drm_msm_submitqueue) #define DRM_IOCTL_MSM_SUBMITQUEUE_CLOSE DRM_IOW (DRM_COMMAND_BASE + DRM_MSM_SUBMITQUEUE_CLOSE, __u32) +#define DRM_IOCTL_MSM_SUBMITQUEUE_QUERY DRM_IOW (DRM_COMMAND_BASE + DRM_MSM_SUBMITQUEUE_QUERY, struct drm_msm_submitqueue_query) #if defined(__cplusplus) } |