Merge tag 'drm-next-5.4-2019-08-23' of git://people.freedesktop.org/~agd5f/linux into drm-next

drm-next-5.4-2019-08-23:

amdgpu:
- Enable power features on Navi12
- Enable power features on Arcturus
- RAS updates
- Initial Renoir APU support
- Enable power featyres on Renoir
- DC gamma fixes
- DCN2 fixes
- GPU reset support for Picasso
- Misc cleanups and fixes

scheduler:
- Possible race fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190823202620.3870-1-alexander.deucher@amd.com

3 files changed, 8 insertions, 16 deletions

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index de1d090df034..05b88491ccb9 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -2386,7 +2386,6 @@ struct radeon_device {
 	struct radeon_wb		wb;
 	struct radeon_dummy_page	dummy_page;
 	bool				shutdown;
-	bool				need_dma32;
 	bool				need_swiotlb;
 	bool				accel_working;
 	bool				fastfb_working; /* IGP feature*/
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index dceb554e5674..88eb7cb522bb 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1365,34 +1365,27 @@ int radeon_device_init(struct radeon_device *rdev,
 	else
 		rdev->mc.mc_mask = 0xffffffffULL; /* 32 bit MC */
 
-	/* set DMA mask + need_dma32 flags.
+	/* set DMA mask.
 	 * PCIE - can handle 40-bits.
 	 * IGP - can handle 40-bits
 	 * AGP - generally dma32 is safest
 	 * PCI - dma32 for legacy pci gart, 40 bits on newer asics
 	 */
-	rdev->need_dma32 = false;
+	dma_bits = 40;
 	if (rdev->flags & RADEON_IS_AGP)
-		rdev->need_dma32 = true;
+		dma_bits = 32;
 	if ((rdev->flags & RADEON_IS_PCI) &&
 	    (rdev->family <= CHIP_RS740))
-		rdev->need_dma32 = true;
+		dma_bits = 32;
 #ifdef CONFIG_PPC64
 	if (rdev->family == CHIP_CEDAR)
-		rdev->need_dma32 = true;
+		dma_bits = 32;
 #endif
 
-	dma_bits = rdev->need_dma32 ? 32 : 40;
-	r = pci_set_dma_mask(rdev->pdev, DMA_BIT_MASK(dma_bits));
+	r = dma_set_mask_and_coherent(&rdev->pdev->dev, DMA_BIT_MASK(dma_bits));
 	if (r) {
-		rdev->need_dma32 = true;
-		dma_bits = 32;
 		pr_warn("radeon: No suitable DMA available\n");
-	}
-	r = pci_set_consistent_dma_mask(rdev->pdev, DMA_BIT_MASK(dma_bits));
-	if (r) {
-		pci_set_consistent_dma_mask(rdev->pdev, DMA_BIT_MASK(32));
-		pr_warn("radeon: No coherent DMA available\n");
+		return r;
 	}
 	rdev->need_swiotlb = drm_need_swiotlb(dma_bits);
 
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 35ac75a11d38..a05e10724d46 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -794,7 +794,7 @@ int radeon_ttm_init(struct radeon_device *rdev)
 	r = ttm_bo_device_init(&rdev->mman.bdev,
 			       &radeon_bo_driver,
 			       rdev->ddev->anon_inode->i_mapping,
-			       rdev->need_dma32);
+			       dma_addressing_limited(&rdev->pdev->dev));
 	if (r) {
 		DRM_ERROR("failed initializing buffer object driver(%d).\n", r);
 		return r;