drm/vc4: Fix some failure to track __iomem decorations on pointers.

Caught by the kbuild test robot.

v2: Fix the +i I dropped in the first version.

Signed-off-by: Eric Anholt <eric@anholt.net>

diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index f77fa9e..265064c 100644 (file)
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -401,7 +401,8 @@ static void vc4_crtc_atomic_flush(struct drm_crtc *crtc,
                dlist_next++;
 
                HVS_WRITE(SCALER_DISPLISTX(vc4_crtc->channel),
-                         (u32 *)vc4_crtc->dlist - (u32 *)vc4->hvs->dlist);
+                         (u32 __iomem *)vc4_crtc->dlist -
+                         (u32 __iomem *)vc4->hvs->dlist);
 
                /* Make the next display list start after ours. */
                vc4_crtc->dlist_size -= (dlist_next - vc4_crtc->dlist);

diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c
index ab1673f..8098c5b 100644 (file)
--- a/drivers/gpu/drm/vc4/vc4_hvs.c
+++ b/drivers/gpu/drm/vc4/vc4_hvs.c
@@ -75,10 +75,10 @@ void vc4_hvs_dump_state(struct drm_device *dev)
        for (i = 0; i < 64; i += 4) {
                DRM_INFO("0x%08x (%s): 0x%08x 0x%08x 0x%08x 0x%08x\n",
                         i * 4, i < HVS_BOOTLOADER_DLIST_END ? "B" : "D",
-                        ((uint32_t *)vc4->hvs->dlist)[i + 0],
-                        ((uint32_t *)vc4->hvs->dlist)[i + 1],
-                        ((uint32_t *)vc4->hvs->dlist)[i + 2],
-                        ((uint32_t *)vc4->hvs->dlist)[i + 3]);
+                        readl((u32 __iomem *)vc4->hvs->dlist + i + 0),
+                        readl((u32 __iomem *)vc4->hvs->dlist + i + 1),
+                        readl((u32 __iomem *)vc4->hvs->dlist + i + 2),
+                        readl((u32 __iomem *)vc4->hvs->dlist + i + 3));
        }
 }