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authorDanilo Krummrich <dakr@redhat.com>2022-08-02 02:04:04 +0200
committerSam Ravnborg <sam@ravnborg.org>2022-08-03 18:32:27 +0200
commit8c30eecc6769bee1e3acb485ad5f086a4d8a04b6 (patch)
tree874c90e0c4bc8e33735ef162e8ebff786bfa73c1 /drivers/gpu/drm/sprd
parent4a83c26a1d8702c516db77fc4423ae896ee904f1 (diff)
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drm/gem: rename struct drm_gem_dma_object.{paddr => dma_addr}
The field paddr of struct drm_gem_dma_object holds a DMA address, which might actually be a physical address. However, depending on the platform, it can also be a bus address or a virtual address managed by an IOMMU. Hence, rename the field to dma_addr, which is more applicable. In order to do this renaming the following coccinelle script was used: ``` @@ struct drm_gem_dma_object *gem; @@ - gem->paddr + gem->dma_addr @@ struct drm_gem_dma_object gem; @@ - gem.paddr + gem.dma_addr @exists@ typedef dma_addr_t; symbol paddr; @@ dma_addr_t paddr; <... - paddr + dma_addr ...> @@ symbol paddr; @@ dma_addr_t - paddr + dma_addr ; ``` This patch is compile-time tested with: ``` make ARCH={x86_64,arm,arm64} allyesconfig make ARCH={x86_64,arm,arm64} drivers/gpu/drm` ``` Acked-by: Sam Ravnborg <sam@ravnborg.org> Suggested-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Danilo Krummrich <dakr@redhat.com> Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Link: https://patchwork.freedesktop.org/patch/msgid/20220802000405.949236-5-dakr@redhat.com
Diffstat (limited to 'drivers/gpu/drm/sprd')
-rw-r--r--drivers/gpu/drm/sprd/sprd_dpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/sprd/sprd_dpu.c b/drivers/gpu/drm/sprd/sprd_dpu.c
index 44c0fba93607..88f4259680f1 100644
--- a/drivers/gpu/drm/sprd/sprd_dpu.c
+++ b/drivers/gpu/drm/sprd/sprd_dpu.c
@@ -341,7 +341,7 @@ static void sprd_dpu_layer(struct sprd_dpu *dpu, struct drm_plane_state *state)
for (i = 0; i < fb->format->num_planes; i++) {
dma_obj = drm_fb_dma_get_gem_obj(fb, i);
- addr = dma_obj->paddr + fb->offsets[i];
+ addr = dma_obj->dma_addr + fb->offsets[i];
if (i == 0)
layer_reg_wr(ctx, REG_LAY_BASE_ADDR0, addr, index);