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author | Danilo Krummrich <dakr@redhat.com> | 2022-08-02 02:04:04 +0200 |
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committer | Sam Ravnborg <sam@ravnborg.org> | 2022-08-03 18:32:27 +0200 |
commit | 8c30eecc6769bee1e3acb485ad5f086a4d8a04b6 (patch) | |
tree | 874c90e0c4bc8e33735ef162e8ebff786bfa73c1 /drivers/gpu/drm/xlnx | |
parent | 4a83c26a1d8702c516db77fc4423ae896ee904f1 (diff) | |
download | linux-8c30eecc6769bee1e3acb485ad5f086a4d8a04b6.tar.gz |
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/xlnx')
-rw-r--r-- | drivers/gpu/drm/xlnx/zynqmp_disp.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/xlnx/zynqmp_disp.c b/drivers/gpu/drm/xlnx/zynqmp_disp.c index 3bcb71c71db0..bbb365f2d087 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_disp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_disp.c @@ -1098,14 +1098,14 @@ static int zynqmp_disp_layer_update(struct zynqmp_disp_layer *layer, unsigned int height = state->crtc_h / (i ? info->vsub : 1); struct zynqmp_disp_layer_dma *dma = &layer->dmas[i]; struct dma_async_tx_descriptor *desc; - dma_addr_t paddr; + dma_addr_t dma_addr; - paddr = drm_fb_dma_get_gem_addr(state->fb, state, i); + dma_addr = drm_fb_dma_get_gem_addr(state->fb, state, i); dma->xt.numf = height; dma->sgl.size = width * info->cpp[i]; dma->sgl.icg = state->fb->pitches[i] - dma->sgl.size; - dma->xt.src_start = paddr; + dma->xt.src_start = dma_addr; dma->xt.frame_size = 1; dma->xt.dir = DMA_MEM_TO_DEV; dma->xt.src_sgl = true; |