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[08/14] drm/ast: Add helper to hide cursor

Message ID 20200623081901.10667-9-tzimmermann@suse.de (mailing list archive)
State New, archived
Headers show
Series drm/ast: Managed modesetting | expand

Commit Message

Thomas Zimmermann June 23, 2020, 8:18 a.m. UTC 
As the inverse to ast_cursor_show(), ast_cursor_hide() disables the
HW cursor.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/ast/ast_cursor.c | 5 +++++
 drivers/gpu/drm/ast/ast_drv.h    | 1 +
 drivers/gpu/drm/ast/ast_mode.c   | 2 +-
 3 files changed, 7 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/gpu/drm/ast/ast_cursor.c b/drivers/gpu/drm/ast/ast_cursor.c
index 8f8fdc831830..5421241015d6 100644
--- a/drivers/gpu/drm/ast/ast_cursor.c
+++ b/drivers/gpu/drm/ast/ast_cursor.c
@@ -284,3 +284,8 @@  int ast_cursor_show(struct ast_private *ast, int x, int y,
 
 	return 0;
 }
+
+void ast_cursor_hide(struct ast_private *ast)
+{
+	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xcb, 0xfc, 0x00);
+}
diff --git a/drivers/gpu/drm/ast/ast_drv.h b/drivers/gpu/drm/ast/ast_drv.h
index b00091798ef5..92af0637ac48 100644
--- a/drivers/gpu/drm/ast/ast_drv.h
+++ b/drivers/gpu/drm/ast/ast_drv.h
@@ -321,5 +321,6 @@  int ast_cursor_blit(struct ast_private *ast, struct drm_framebuffer *fb);
 void ast_cursor_page_flip(struct ast_private *ast);
 int ast_cursor_show(struct ast_private *ast, int x, int y,
 		    unsigned int offset_x, unsigned int offset_y);
+void ast_cursor_hide(struct ast_private *ast);
 
 #endif
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index 4836e2ba5508..7863a49968b4 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -683,7 +683,7 @@  ast_cursor_plane_helper_atomic_disable(struct drm_plane *plane,
 {
 	struct ast_private *ast = to_ast_private(plane->dev);
 
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xcb, 0xfc, 0x00);
+	ast_cursor_hide(ast);
 }
 
 static const struct drm_plane_helper_funcs ast_cursor_plane_helper_funcs = {