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drm/udl: Use offset-adjusted shadow-plane mapping

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For framebuffers with non-zero offset fields, shadow-plane helpers
provide a pointer to the first byte of the contained data. Use it in
udl.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210803125928.27780-10-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2021-08-03 14:59:26 +02:00
parent 8b9b88b94b
commit e5cf6fd4d7
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/udl/udl_modeset.c
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@ -379,7 +379,7 @@ udl_simple_display_pipe_enable(struct drm_simple_display_pipe *pipe,
udl->mode_buf_len = wrptr - buf;
udl_handle_damage(fb, &shadow_plane_state->map[0], 0, 0, fb->width, fb->height);
udl_handle_damage(fb, &shadow_plane_state->data[0], 0, 0, fb->width, fb->height);
if (!crtc_state->mode_changed)
return;
@ -422,7 +422,7 @@ udl_simple_display_pipe_update(struct drm_simple_display_pipe *pipe,
return;
if (drm_atomic_helper_damage_merged(old_plane_state, state, &rect))
udl_handle_damage(fb, &shadow_plane_state->map[0], rect.x1, rect.y1,
udl_handle_damage(fb, &shadow_plane_state->data[0], rect.x1, rect.y1,
rect.x2 - rect.x1, rect.y2 - rect.y1);
}