From 2f93dc32b09a2c97f6f33bafe4c6bdcec7cae774 Mon Sep 17 00:00:00 2001 From: Christian König Date: Sat, 31 May 2014 20:38:34 +0200 Subject: drm/radeon: fix vm buffer size estimation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Only relevant if we got VM_BLOCK_SIZE>9, but better save than sorry. Signed-off-by: Christian König --- drivers/gpu/drm/radeon/radeon_vm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c index 1f426696de36..1491be90755e 100644 --- a/drivers/gpu/drm/radeon/radeon_vm.c +++ b/drivers/gpu/drm/radeon/radeon_vm.c @@ -132,7 +132,7 @@ struct radeon_cs_reloc *radeon_vm_get_bos(struct radeon_device *rdev, struct radeon_cs_reloc *list; unsigned i, idx; - list = kmalloc_array(vm->max_pde_used + 1, + list = kmalloc_array(vm->max_pde_used + 2, sizeof(struct radeon_cs_reloc), GFP_KERNEL); if (!list) return NULL; -- cgit v1.2.3-59-g8ed1b From 37903b5e08ec9a481a811287b4db3dfe61f6e31f Mon Sep 17 00:00:00 2001 From: Christian König Date: Fri, 30 May 2014 15:21:16 +0200 Subject: drm/radeon: sync page table updates MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Only necessary if we don't use the same engine for buffer moves and table updates. Signed-off-by: Christian König --- drivers/gpu/drm/radeon/radeon_vm.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_vm.c b/drivers/gpu/drm/radeon/radeon_vm.c index 1491be90755e..c11b71d249e3 100644 --- a/drivers/gpu/drm/radeon/radeon_vm.c +++ b/drivers/gpu/drm/radeon/radeon_vm.c @@ -585,7 +585,8 @@ int radeon_vm_update_page_directory(struct radeon_device *rdev, { static const uint32_t incr = RADEON_VM_PTE_COUNT * 8; - uint64_t pd_addr = radeon_bo_gpu_offset(vm->page_directory); + struct radeon_bo *pd = vm->page_directory; + uint64_t pd_addr = radeon_bo_gpu_offset(pd); uint64_t last_pde = ~0, last_pt = ~0; unsigned count = 0, pt_idx, ndw; struct radeon_ib ib; @@ -642,6 +643,7 @@ int radeon_vm_update_page_directory(struct radeon_device *rdev, incr, R600_PTE_VALID); if (ib.length_dw != 0) { + radeon_semaphore_sync_to(ib.semaphore, pd->tbo.sync_obj); radeon_semaphore_sync_to(ib.semaphore, vm->last_id_use); r = radeon_ib_schedule(rdev, &ib, NULL); if (r) { @@ -689,15 +691,18 @@ static void radeon_vm_update_ptes(struct radeon_device *rdev, /* walk over the address space and update the page tables */ for (addr = start; addr < end; ) { uint64_t pt_idx = addr >> RADEON_VM_BLOCK_SIZE; + struct radeon_bo *pt = vm->page_tables[pt_idx].bo; unsigned nptes; uint64_t pte; + radeon_semaphore_sync_to(ib->semaphore, pt->tbo.sync_obj); + if ((addr & ~mask) == (end & ~mask)) nptes = end - addr; else nptes = RADEON_VM_PTE_COUNT - (addr & mask); - pte = radeon_bo_gpu_offset(vm->page_tables[pt_idx].bo); + pte = radeon_bo_gpu_offset(pt); pte += (addr & mask) * 8; if ((last_pte + 8 * count) != pte) { -- cgit v1.2.3-59-g8ed1b From 91b0275c0ecd1870c5f8bfb73e2da2d6c29414b3 Mon Sep 17 00:00:00 2001 From: Christian König Date: Fri, 30 May 2014 17:52:27 +0200 Subject: drm/radeon: use the CP DMA on CIK MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The SDMA sometimes doesn't seem to work reliable. Signed-off-by: Christian König Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/radeon_asic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index be20e62dac83..e5f0177bea1e 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -2049,8 +2049,8 @@ static struct radeon_asic ci_asic = { .blit_ring_index = RADEON_RING_TYPE_GFX_INDEX, .dma = &cik_copy_dma, .dma_ring_index = R600_RING_TYPE_DMA_INDEX, - .copy = &cik_copy_dma, - .copy_ring_index = R600_RING_TYPE_DMA_INDEX, + .copy = &cik_copy_cpdma, + .copy_ring_index = RADEON_RING_TYPE_GFX_INDEX, }, .surface = { .set_reg = r600_set_surface_reg, -- cgit v1.2.3-59-g8ed1b