diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_bufmgr.c | 19 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_bufmgr.h | 9 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_context.c | 18 |
3 files changed, 46 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_bufmgr.c b/src/mesa/drivers/dri/i965/brw_bufmgr.c index 7c5a9651eba..17036b53bcd 100644 --- a/src/mesa/drivers/dri/i965/brw_bufmgr.c +++ b/src/mesa/drivers/dri/i965/brw_bufmgr.c @@ -1299,6 +1299,25 @@ brw_create_hw_context(struct brw_bufmgr *bufmgr) return create.ctx_id; } +int +brw_hw_context_set_priority(struct brw_bufmgr *bufmgr, + uint32_t ctx_id, + int priority) +{ + struct drm_i915_gem_context_param p = { + .ctx_id = ctx_id, + .param = I915_CONTEXT_PARAM_PRIORITY, + .value = priority, + }; + int err; + + err = 0; + if (drmIoctl(bufmgr->fd, DRM_IOCTL_I915_GEM_CONTEXT_SETPARAM, &p)) + err = -errno; + + return err; +} + void brw_destroy_hw_context(struct brw_bufmgr *bufmgr, uint32_t ctx_id) { diff --git a/src/mesa/drivers/dri/i965/brw_bufmgr.h b/src/mesa/drivers/dri/i965/brw_bufmgr.h index de0ba1dad14..ee913240432 100644 --- a/src/mesa/drivers/dri/i965/brw_bufmgr.h +++ b/src/mesa/drivers/dri/i965/brw_bufmgr.h @@ -322,6 +322,15 @@ void brw_bufmgr_enable_reuse(struct brw_bufmgr *bufmgr); int brw_bo_wait(struct brw_bo *bo, int64_t timeout_ns); uint32_t brw_create_hw_context(struct brw_bufmgr *bufmgr); + +#define BRW_CONTEXT_LOW_PRIORITY ((I915_CONTEXT_MIN_USER_PRIORITY-1)/2) +#define BRW_CONTEXT_MEDIUM_PRIORITY (I915_CONTEXT_DEFAULT_PRIORITY) +#define BRW_CONTEXT_HIGH_PRIORITY ((I915_CONTEXT_MAX_USER_PRIORITY+1)/2) + +int brw_hw_context_set_priority(struct brw_bufmgr *bufmgr, + uint32_t ctx_id, + int priority); + void brw_destroy_hw_context(struct brw_bufmgr *bufmgr, uint32_t ctx_id); int brw_bo_gem_export_to_prime(struct brw_bo *bo, int *prime_fd); diff --git a/src/mesa/drivers/dri/i965/brw_context.c b/src/mesa/drivers/dri/i965/brw_context.c index a86367cc46b..c8de0746387 100644 --- a/src/mesa/drivers/dri/i965/brw_context.c +++ b/src/mesa/drivers/dri/i965/brw_context.c @@ -956,6 +956,24 @@ brwCreateContext(gl_api api, intelDestroyContext(driContextPriv); return false; } + + int hw_priority = BRW_CONTEXT_MEDIUM_PRIORITY; + switch (priority) { + case __DRI_CTX_PRIORITY_LOW: + hw_priority = BRW_CONTEXT_LOW_PRIORITY; + break; + case __DRI_CTX_PRIORITY_HIGH: + hw_priority = BRW_CONTEXT_HIGH_PRIORITY; + break; + } + if (hw_priority != I915_CONTEXT_DEFAULT_PRIORITY && + brw_hw_context_set_priority(brw->bufmgr, brw->hw_ctx, hw_priority)) { + fprintf(stderr, + "Failed to set priority [%d:%d] for hardware context.\n", + priority, hw_priority); + intelDestroyContext(driContextPriv); + return false; + } } if (brw_init_pipe_control(brw, devinfo)) { |