[igt-dev] [PATCH i-g-t 5/8] tests/kms_draw_crc: Fix generating reference CRCs on platforms w/o aperture

[Imre Deak]

On Mon, Feb 10, 2020 at 02:58:03PM -0800, Matt Roper wrote:
> On Fri, Feb 07, 2020 at 09:15:21PM +0200, Imre Deak wrote:
> > Generate reference CRCs by drawing through a CPU mapping, which is also
> > available on platforms w/o a GTT aperture.
> > 
> > Signed-off-by: Imre Deak <imre.deak at intel.com>
> > ---
> >  tests/kms_draw_crc.c | 4 ++--
> >  1 file changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/tests/kms_draw_crc.c b/tests/kms_draw_crc.c
> > index 6de9feae..f9d4b178 100644
> > --- a/tests/kms_draw_crc.c
> > +++ b/tests/kms_draw_crc.c
> > @@ -187,7 +187,7 @@ static void draw_method_subtest(enum igt_draw_method method,
> >  	 * comparison. Cache the value so we don't recompute it for every single
> >  	 * subtest. */
> 
> It doesn't show in the context here, but the comment line just above
> this says "Use IGT_DRAW_MMAP_GTT" --- that should be updated to match
> the code change below.

Ok.

> 
> 
> Matt
> 
> >  	if (!base_crcs[format_index].set) {
> > -		get_method_crc(IGT_DRAW_MMAP_GTT, formats[format_index],
> > +		get_method_crc(IGT_DRAW_MMAP_CPU, formats[format_index],
> >  			       LOCAL_DRM_FORMAT_MOD_NONE,
> >  			       &base_crcs[format_index].crc);
> >  		base_crcs[format_index].set = true;
> > @@ -225,7 +225,7 @@ static void fill_fb_subtest(void)
> >  	igt_create_fb(drm_fd, ms.mode->hdisplay, ms.mode->vdisplay,
> >  		      DRM_FORMAT_XRGB8888, LOCAL_DRM_FORMAT_MOD_NONE, &fb);
> >  
> > -	igt_draw_rect_fb(drm_fd, bufmgr, NULL, &fb, IGT_DRAW_MMAP_GTT,
> > +	igt_draw_rect_fb(drm_fd, bufmgr, NULL, &fb, IGT_DRAW_MMAP_CPU,
> >  			 0, 0, fb.width, fb.height, 0xFF);
> >  
> >  	rc = drmModeSetCrtc(drm_fd, ms.crtc_id, fb.fb_id, 0, 0,
> > -- 
> > 2.23.1
> > 
> > _______________________________________________
> > igt-dev mailing list
> > igt-dev at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/igt-dev
> 
> -- 
> Matt Roper
> Graphics Software Engineer
> VTT-OSGC Platform Enablement
> Intel Corporation
> (916) 356-2795