diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0527-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0527-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0527-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch b/target/linux/bcm27xx/patches-4.19/950-0527-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch deleted file mode 100644 index c3f48ecbde..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0527-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch +++ /dev/null @@ -1,86 +0,0 @@ -From 129100bd38125bef5fe237ab867349dbe8b210ba Mon Sep 17 00:00:00 2001 -From: Dave Stevenson <dave.stevenson@raspberrypi.org> -Date: Tue, 9 Apr 2019 17:19:51 +0100 -Subject: [PATCH] drm: vc4: Add support for H & V flips on each plane - for FKMS - -They are near zero cost options for the HVS, therefore they -may as well be implemented, and it allows us to invert the -DSI display. - -Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> ---- - drivers/gpu/drm/vc4/vc4_firmware_kms.c | 36 ++++++++++++++++++++++++++ - 1 file changed, 36 insertions(+) - ---- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c -+++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c -@@ -61,8 +61,21 @@ struct set_plane { - u8 padding; - - u32 planes[4]; /* DMA address of each plane */ -+ -+ u32 transform; - }; - -+/* Values for the transform field */ -+#define TRANSFORM_NO_ROTATE 0 -+#define TRANSFORM_ROTATE_180 BIT(1) -+#define TRANSFORM_FLIP_HRIZ BIT(16) -+#define TRANSFORM_FLIP_VERT BIT(17) -+ -+#define SUPPORTED_ROTATIONS (DRM_MODE_ROTATE_0 | \ -+ DRM_MODE_ROTATE_180 | \ -+ DRM_MODE_REFLECT_X | \ -+ DRM_MODE_REFLECT_Y) -+ - struct mailbox_set_plane { - struct rpi_firmware_property_tag_header tag; - struct set_plane plane; -@@ -274,6 +287,7 @@ static void vc4_plane_atomic_update(stru - struct vc4_crtc *vc4_crtc = to_vc4_crtc(state->crtc); - int num_planes = fb->format->num_planes; - struct drm_display_mode *mode = &state->crtc->mode; -+ unsigned int rotation = SUPPORTED_ROTATIONS; - - mb->plane.vc_image_type = vc_fmt->vc_image; - mb->plane.width = fb->width; -@@ -294,6 +308,24 @@ static void vc4_plane_atomic_update(stru - mb->plane.is_vu = vc_fmt->is_vu; - mb->plane.planes[0] = bo->paddr + fb->offsets[0]; - -+ rotation = drm_rotation_simplify(state->rotation, rotation); -+ -+ switch (rotation) { -+ default: -+ case DRM_MODE_ROTATE_0: -+ mb->plane.transform = TRANSFORM_NO_ROTATE; -+ break; -+ case DRM_MODE_ROTATE_180: -+ mb->plane.transform = TRANSFORM_ROTATE_180; -+ break; -+ case DRM_MODE_REFLECT_X: -+ mb->plane.transform = TRANSFORM_FLIP_HRIZ; -+ break; -+ case DRM_MODE_REFLECT_Y: -+ mb->plane.transform = TRANSFORM_FLIP_VERT; -+ break; -+ } -+ - /* FIXME: If the dest rect goes off screen then clip the src rect so we - * don't have off-screen pixels. - */ -@@ -514,9 +546,13 @@ static struct drm_plane *vc4_fkms_plane_ - formats, num_formats, modifiers, - type, NULL); - -+ /* FIXME: Do we need to be checking return values from all these calls? -+ */ - drm_plane_helper_add(plane, &vc4_plane_helper_funcs); - - drm_plane_create_alpha_property(plane); -+ drm_plane_create_rotation_property(plane, DRM_MODE_ROTATE_0, -+ SUPPORTED_ROTATIONS); - - /* - * Default frame buffer setup is with FB on -127, and raspistill etc |