From 8c30eecc6769bee1e3acb485ad5f086a4d8a04b6 Mon Sep 17 00:00:00 2001 From: Danilo Krummrich Date: Tue, 2 Aug 2022 02:04:04 +0200 Subject: 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 Suggested-by: Laurent Pinchart Reviewed-by: Laurent Pinchart Signed-off-by: Danilo Krummrich Signed-off-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/20220802000405.949236-5-dakr@redhat.com --- drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/gpu/drm/aspeed') diff --git a/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c b/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c index 996b03bac87f..55a3444a51d8 100644 --- a/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c +++ b/drivers/gpu/drm/aspeed/aspeed_gfx_crtc.c @@ -188,7 +188,7 @@ static void aspeed_gfx_pipe_update(struct drm_simple_display_pipe *pipe, gem = drm_fb_dma_get_gem_obj(fb, 0); if (!gem) return; - writel(gem->paddr, priv->base + CRT_ADDR); + writel(gem->dma_addr, priv->base + CRT_ADDR); } static int aspeed_gfx_enable_vblank(struct drm_simple_display_pipe *pipe) -- cgit