diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 55 |
1 files changed, 8 insertions, 47 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 57e20780a458..d19a4b1c1a8f 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -79,6 +79,7 @@ #include <drm/drm_gem.h> #include <drm/drm_audio_component.h> +#include <drm/drm_suballoc.h> #include "radeon_family.h" #include "radeon_mode.h" @@ -511,52 +512,12 @@ struct radeon_bo { }; #define gem_to_radeon_bo(gobj) container_of((gobj), struct radeon_bo, tbo.base) -/* sub-allocation manager, it has to be protected by another lock. - * By conception this is an helper for other part of the driver - * like the indirect buffer or semaphore, which both have their - * locking. - * - * Principe is simple, we keep a list of sub allocation in offset - * order (first entry has offset == 0, last entry has the highest - * offset). - * - * When allocating new object we first check if there is room at - * the end total_size - (last_object_offset + last_object_size) >= - * alloc_size. If so we allocate new object there. - * - * When there is not enough room at the end, we start waiting for - * each sub object until we reach object_offset+object_size >= - * alloc_size, this object then become the sub object we return. - * - * Alignment can't be bigger than page size. - * - * Hole are not considered for allocation to keep things simple. - * Assumption is that there won't be hole (all object on same - * alignment). - */ struct radeon_sa_manager { - wait_queue_head_t wq; - struct radeon_bo *bo; - struct list_head *hole; - struct list_head flist[RADEON_NUM_RINGS]; - struct list_head olist; - unsigned size; - uint64_t gpu_addr; - void *cpu_ptr; - uint32_t domain; - uint32_t align; -}; - -struct radeon_sa_bo; - -/* sub-allocation buffer */ -struct radeon_sa_bo { - struct list_head olist; - struct list_head flist; - struct radeon_sa_manager *manager; - unsigned soffset; - unsigned eoffset; - struct radeon_fence *fence; + struct drm_suballoc_manager base; + struct radeon_bo *bo; + uint64_t gpu_addr; + void *cpu_ptr; + u32 domain; }; /* @@ -587,7 +548,7 @@ int radeon_mode_dumb_mmap(struct drm_file *filp, * Semaphores. */ struct radeon_semaphore { - struct radeon_sa_bo *sa_bo; + struct drm_suballoc *sa_bo; signed waiters; uint64_t gpu_addr; }; @@ -816,7 +777,7 @@ void radeon_irq_kms_disable_hpd(struct radeon_device *rdev, unsigned hpd_mask); */ struct radeon_ib { - struct radeon_sa_bo *sa_bo; + struct drm_suballoc *sa_bo; uint32_t length_dw; uint64_t gpu_addr; uint32_t *ptr; |