On Fri, 13 Nov 2015, ville.syrjala@xxxxxxxxxxxxxxx wrote:
> From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>
> Let's set crtc_y to 0 instead of setting src_y twice.
>
> Multiple assignments in one statement is a good way to hide bugs.
> Please don't do that.
>
> Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
> Fixes: be5651f2d581 ("drm/i915: Update missing properties in find_initial_plane_obj")
Cc: stable@xxxxxxxxxxxxxxx # v4.3+
right?
> Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/i915/intel_display.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index d7c8a0f..e3db46d 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2640,11 +2640,13 @@ intel_find_initial_plane_obj(struct intel_crtc *intel_crtc,
> return;
>
> valid_fb:
> - plane_state->src_x = plane_state->src_y = 0;
> + plane_state->src_x = 0;
> + plane_state->src_y = 0;
> plane_state->src_w = fb->width << 16;
> plane_state->src_h = fb->height << 16;
>
> - plane_state->crtc_x = plane_state->src_y = 0;
> + plane_state->crtc_x = 0;
> + plane_state->crtc_y = 0;
> plane_state->crtc_w = fb->width;
> plane_state->crtc_h = fb->height;
--
Jani Nikula, Intel Open Source Technology Center
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