Merge tag 'renesas-dt-cleanups-for-v3.19' of git://git.kernel.org/pub/scm/linux/kerne...

[cascardo/linux.git] / drivers / gpu / drm / radeon / cik_sdma.c

diff --git a/drivers/gpu/drm/radeon/cik_sdma.c b/drivers/gpu/drm/radeon/cik_sdma.c
index c4ffa54..4e8432d 100644 (file)
--- a/drivers/gpu/drm/radeon/cik_sdma.c
+++ b/drivers/gpu/drm/radeon/cik_sdma.c
@@ -530,18 +530,19 @@ void cik_sdma_fini(struct radeon_device *rdev)
  * @src_offset: src GPU address
  * @dst_offset: dst GPU address
  * @num_gpu_pages: number of GPU pages to xfer
- * @fence: radeon fence object
+ * @resv: reservation object to sync to
  *
  * Copy GPU paging using the DMA engine (CIK).
  * Used by the radeon ttm implementation to move pages if
  * registered as the asic copy callback.
  */
-int cik_copy_dma(struct radeon_device *rdev,
-                uint64_t src_offset, uint64_t dst_offset,
-                unsigned num_gpu_pages,
-                struct radeon_fence **fence)
+struct radeon_fence *cik_copy_dma(struct radeon_device *rdev,
+                                 uint64_t src_offset, uint64_t dst_offset,
+                                 unsigned num_gpu_pages,
+                                 struct reservation_object *resv)
 {
        struct radeon_semaphore *sem = NULL;
+       struct radeon_fence *fence;
        int ring_index = rdev->asic->copy.dma_ring_index;
        struct radeon_ring *ring = &rdev->ring[ring_index];
        u32 size_in_bytes, cur_size_in_bytes;
@@ -551,7 +552,7 @@ int cik_copy_dma(struct radeon_device *rdev,
        r = radeon_semaphore_create(rdev, &sem);
        if (r) {
                DRM_ERROR("radeon: moving bo (%d).\n", r);
-               return r;
+               return ERR_PTR(r);
        }
 
        size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT);
@@ -560,10 +561,10 @@ int cik_copy_dma(struct radeon_device *rdev,
        if (r) {
                DRM_ERROR("radeon: moving bo (%d).\n", r);
                radeon_semaphore_free(rdev, &sem, NULL);
-               return r;
+               return ERR_PTR(r);
        }
 
-       radeon_semaphore_sync_to(sem, *fence);
+       radeon_semaphore_sync_resv(rdev, sem, resv, false);
        radeon_semaphore_sync_rings(rdev, sem, ring->idx);
 
        for (i = 0; i < num_loops; i++) {
@@ -582,17 +583,17 @@ int cik_copy_dma(struct radeon_device *rdev,
                dst_offset += cur_size_in_bytes;
        }
 
-       r = radeon_fence_emit(rdev, fence, ring->idx);
+       r = radeon_fence_emit(rdev, &fence, ring->idx);
        if (r) {
                radeon_ring_unlock_undo(rdev, ring);
                radeon_semaphore_free(rdev, &sem, NULL);
-               return r;
+               return ERR_PTR(r);
        }
 
        radeon_ring_unlock_commit(rdev, ring, false);
-       radeon_semaphore_free(rdev, &sem, *fence);
+       radeon_semaphore_free(rdev, &sem, fence);
 
-       return r;
+       return fence;
 }
 
 /**
@@ -610,16 +611,19 @@ int cik_sdma_ring_test(struct radeon_device *rdev,
 {
        unsigned i;
        int r;
-       void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
+       unsigned index;
        u32 tmp;
+       u64 gpu_addr;
 
-       if (!ptr) {
-               DRM_ERROR("invalid vram scratch pointer\n");
-               return -EINVAL;
-       }
+       if (ring->idx == R600_RING_TYPE_DMA_INDEX)
+               index = R600_WB_DMA_RING_TEST_OFFSET;
+       else
+               index = CAYMAN_WB_DMA1_RING_TEST_OFFSET;
+
+       gpu_addr = rdev->wb.gpu_addr + index;
 
        tmp = 0xCAFEDEAD;
-       writel(tmp, ptr);
+       rdev->wb.wb[index/4] = cpu_to_le32(tmp);
 
        r = radeon_ring_lock(rdev, ring, 5);
        if (r) {
@@ -627,14 +631,14 @@ int cik_sdma_ring_test(struct radeon_device *rdev,
                return r;
        }
        radeon_ring_write(ring, SDMA_PACKET(SDMA_OPCODE_WRITE, SDMA_WRITE_SUB_OPCODE_LINEAR, 0));
-       radeon_ring_write(ring, rdev->vram_scratch.gpu_addr & 0xfffffffc);
-       radeon_ring_write(ring, upper_32_bits(rdev->vram_scratch.gpu_addr));
+       radeon_ring_write(ring, lower_32_bits(gpu_addr));
+       radeon_ring_write(ring, upper_32_bits(gpu_addr));
        radeon_ring_write(ring, 1); /* number of DWs to follow */
        radeon_ring_write(ring, 0xDEADBEEF);
        radeon_ring_unlock_commit(rdev, ring, false);
 
        for (i = 0; i < rdev->usec_timeout; i++) {
-               tmp = readl(ptr);
+               tmp = le32_to_cpu(rdev->wb.wb[index/4]);
                if (tmp == 0xDEADBEEF)
                        break;
                DRM_UDELAY(1);