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authorAndrey Alekseev2020-10-19 18:51:25 +0400
committerAndrey Alekseev2020-10-19 18:51:25 +0400
commit2b8a05cfa18394cd0bc9949beb012d78081026e6 (patch)
tree196a20aa63853c4b952e4931e4d3252b78cbcb01 /0003-bootsplash.patch
parent1fda9faf92af300bae33881cc664cb2841d1b201 (diff)
downloadaur-2b8a05cfa18394cd0bc9949beb012d78081026e6.tar.gz
some fixes
Diffstat (limited to '0003-bootsplash.patch')
-rw-r--r--0003-bootsplash.patch66
1 files changed, 0 insertions, 66 deletions
diff --git a/0003-bootsplash.patch b/0003-bootsplash.patch
deleted file mode 100644
index 216953762e2..00000000000
--- a/0003-bootsplash.patch
+++ /dev/null
@@ -1,66 +0,0 @@
-diff --git a/drivers/video/fbdev/core/bootsplash.c b/drivers/video/fbdev/core/bootsplash.c
-index 843c5400fefc..815b007f81ca 100644
---- a/drivers/video/fbdev/core/bootsplash.c
-+++ b/drivers/video/fbdev/core/bootsplash.c
-@@ -112,6 +112,8 @@ void bootsplash_render_full(struct fb_info *info)
-
- bootsplash_do_render_pictures(info, splash_state.file);
-
-+ bootsplash_do_render_flush(info);
-+
- out:
- mutex_unlock(&splash_state.data_lock);
- }
-diff --git a/drivers/video/fbdev/core/bootsplash_internal.h b/drivers/video/fbdev/core/bootsplash_internal.h
-index 71e2a27ac0b8..0acb383aa4e3 100644
---- a/drivers/video/fbdev/core/bootsplash_internal.h
-+++ b/drivers/video/fbdev/core/bootsplash_internal.h
-@@ -89,6 +89,7 @@ void bootsplash_do_render_background(struct fb_info *info,
- const struct splash_file_priv *fp);
- void bootsplash_do_render_pictures(struct fb_info *info,
- const struct splash_file_priv *fp);
-+void bootsplash_do_render_flush(struct fb_info *info);
-
-
- void bootsplash_free_file(struct splash_file_priv *fp);
-diff --git a/drivers/video/fbdev/core/bootsplash_render.c b/drivers/video/fbdev/core/bootsplash_render.c
-index 2ae36949d0e3..8c09c306ff67 100644
---- a/drivers/video/fbdev/core/bootsplash_render.c
-+++ b/drivers/video/fbdev/core/bootsplash_render.c
-@@ -186,3 +186,36 @@ void bootsplash_do_render_pictures(struct fb_info *info,
- pp->pic_header->width, pp->pic_header->height);
- }
- }
-+
-+
-+void bootsplash_do_render_flush(struct fb_info *info)
-+{
-+ /*
-+ * FB drivers using deferred_io (such as Xen) need to sync the
-+ * screen after modifying its contents. When the FB is mmap()ed
-+ * from userspace, this happens via a dirty pages callback, but
-+ * when modifying the FB from the kernel, there is no such thing.
-+ *
-+ * So let's issue a fake fb_copyarea (copying the FB onto itself)
-+ * to trick the FB driver into syncing the screen.
-+ *
-+ * A few DRM drivers' FB implementations are broken by not using
-+ * deferred_io when they really should - we match on the known
-+ * bad ones manually for now.
-+ */
-+ if (info->fbdefio
-+ || !strcmp(info->fix.id, "astdrmfb")
-+ || !strcmp(info->fix.id, "cirrusdrmfb")
-+ || !strcmp(info->fix.id, "mgadrmfb")) {
-+ struct fb_copyarea area;
-+
-+ area.dx = 0;
-+ area.dy = 0;
-+ area.width = info->var.xres;
-+ area.height = info->var.yres;
-+ area.sx = 0;
-+ area.sy = 0;
-+
-+ info->fbops->fb_copyarea(info, &area);
-+ }
-+}