On Mon, Oct 28, 2019 at 03:20:34PM +0100, Maarten Lankhorst wrote:
> Op 28-10-2019 om 12:30 schreef Ville Syrjala:
> > From: Ville Syrjälä <ville.syrj...@linux.intel.com>
> >
> > The change from the uapi coordinates to the internal coordinates
> > broke the cursor on i845/i865 due to src and dst getting swapped.
> > Fix it.
> >
> > Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
> > Fixes: 3a612765f423 ("drm/i915: Remove cursor use of properties for
> > coordinates")
> > Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> > ---
> > drivers/gpu/drm/i915/display/intel_display.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpu/drm/i915/display/intel_display.c
> > b/drivers/gpu/drm/i915/display/intel_display.c
> > index 0f0c582a56d5..47a3aef0fb61 100644
> > --- a/drivers/gpu/drm/i915/display/intel_display.c
> > +++ b/drivers/gpu/drm/i915/display/intel_display.c
> > @@ -10947,7 +10947,7 @@ static void i845_update_cursor(struct intel_plane
> > *plane,
> > unsigned long irqflags;
> >
> > if (plane_state && plane_state->base.visible) {
> > - unsigned int width = drm_rect_width(&plane_state->base.src);
> > + unsigned int width = drm_rect_width(&plane_state->base.dst);
> > unsigned int height = drm_rect_height(&plane_state->base.dst);
> >
> > cntl = plane_state->ctl |
>
> Yeah, I guess theoretically fixes, should be ok regardless because no scaling
> is supported on the cursor so rectangles are identical. :)
No. One is .16 fixed point other is integer. Ie. totally broken atm,
as proven by the cursor being smeared over the whole screen on my i865.
>
> Reviewed-by: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
--
Ville Syrjälä
Intel
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