brcm2708: update to latest patches from RPi Foundation

[openwrt/staging/dedeckeh.git] / target / linux / brcm2708 / patches-4.19 / 950-0554-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch

diff --git a/target/linux/brcm2708/patches-4.19/950-0554-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch b/target/linux/brcm2708/patches-4.19/950-0554-drm-vc4-Add-support-for-H-V-flips-on-each-plane-for-.patch
deleted file mode 100644 (file)
index c3f48ec..0000000
--- a/target/linux/brcm2708/patches-4.19/950-0554-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