diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0537-drm-vc4-firmware-kms-Remove-incorrect-overscan-suppo.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0537-drm-vc4-firmware-kms-Remove-incorrect-overscan-suppo.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0537-drm-vc4-firmware-kms-Remove-incorrect-overscan-suppo.patch b/target/linux/bcm27xx/patches-4.19/950-0537-drm-vc4-firmware-kms-Remove-incorrect-overscan-suppo.patch new file mode 100644 index 0000000000..db3f195c45 --- /dev/null +++ b/target/linux/bcm27xx/patches-4.19/950-0537-drm-vc4-firmware-kms-Remove-incorrect-overscan-suppo.patch @@ -0,0 +1,55 @@ +From 3cd15f787b391db5224a27715fe9dc6fc8559bee Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +Date: Fri, 3 May 2019 13:58:03 +0100 +Subject: [PATCH] drm: vc4-firmware-kms: Remove incorrect overscan + support. + +The overscan support was required for the old mailbox API +in order to match up the cursor and frame buffer planes. +With the newer API directly talking to dispmanx there is no +difference, therefore FKMS does not need to make any +adjustments. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> +--- + drivers/gpu/drm/vc4/vc4_firmware_kms.c | 15 --------------- + 1 file changed, 15 deletions(-) + +--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c ++++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c +@@ -232,7 +232,6 @@ struct vc4_crtc { + void __iomem *regs; + + struct drm_pending_vblank_event *event; +- u32 overscan[4]; + bool vblank_enabled; + u32 display_number; + u32 display_type; +@@ -468,11 +467,6 @@ static void vc4_plane_atomic_update(stru + break; + } + +- if (vc4_crtc) { +- mb->plane.dst_x += vc4_crtc->overscan[0]; +- mb->plane.dst_y += vc4_crtc->overscan[1]; +- } +- + DRM_DEBUG_ATOMIC("[PLANE:%d:%s] plane update %dx%d@%d +dst(%d,%d, %d,%d) +src(%d,%d, %d,%d) 0x%08x/%08x/%08x/%d, alpha %u zpos %u\n", + plane->base.id, plane->name, + mb->plane.width, +@@ -1228,15 +1222,6 @@ static int vc4_fkms_create_screen(struct + goto err_destroy_encoder; + } + +- ret = rpi_firmware_property(vc4->firmware, +- RPI_FIRMWARE_FRAMEBUFFER_GET_OVERSCAN, +- &vc4_crtc->overscan, +- sizeof(vc4_crtc->overscan)); +- if (ret) { +- DRM_ERROR("Failed to get overscan state: 0x%08x\n", vc4_crtc->overscan[0]); +- memset(&vc4_crtc->overscan, 0, sizeof(vc4_crtc->overscan)); +- } +- + *ret_crtc = vc4_crtc; + + return 0; |