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drm/ast: Fix invalid usage of AST_MAX_HWC_WIDTH in cursor atomic_check

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[ Upstream commit ee4a92d690 ]

Use AST_MAX_HWC_HEIGHT for setting offset_y in the cursor plane's
atomic_check. The code used AST_MAX_HWC_WIDTH instead. This worked
because both constants has the same value.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210209134632.12157-3-tzimmermann@suse.de
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Thomas Zimmermann 2021-02-09 14:46:24 +01:00 • committed by Greg Kroah-Hartman
commit 2c518667f9
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/ast/ast_mode.c
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@ -688,7 +688,7 @@ ast_cursor_plane_helper_atomic_update(struct drm_plane *plane,
unsigned int offset_x, offset_y;
offset_x = AST_MAX_HWC_WIDTH - fb->width;
offset_y = AST_MAX_HWC_WIDTH - fb->height;
offset_y = AST_MAX_HWC_HEIGHT - fb->height;
if (state->fb != old_state->fb) {
/* A new cursor image was installed. */