On Thu, Dec 19, 2019 at 01:10:52PM +0200, Kahola, Mika wrote: > On Wed, 2019-12-18 at 18:10 +0200, Imre Deak wrote: > > From: Dhinakaran Pandiyan <[email protected]> > > > > intel_fill_fb_info() has grown quite large and wrapping the offset > > checks > > into a separate function makes the loop a bit easier to follow. > > > > Cc: Ville Syrjälä <[email protected]> > > Cc: Matt Roper <[email protected]> > > Signed-off-by: Dhinakaran Pandiyan <[email protected]> > > Signed-off-by: Imre Deak <[email protected]> > > --- > > drivers/gpu/drm/i915/display/intel_display.c | 70 +++++++++++------- > > -- > > 1 file changed, 40 insertions(+), 30 deletions(-) > > > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c > > b/drivers/gpu/drm/i915/display/intel_display.c > > index 9c27cf651e08..4b8b44c39724 100644 > > --- a/drivers/gpu/drm/i915/display/intel_display.c > > +++ b/drivers/gpu/drm/i915/display/intel_display.c > > @@ -2676,6 +2676,43 @@ static bool intel_plane_needs_remap(const > > struct intel_plane_state *plane_state) > > return stride > max_stride; > > } > > > > +static int > > +intel_fb_check_ccs_xy(struct drm_framebuffer *fb, int x, int y) > > +{ > > + struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb); > > + int hsub = fb->format->hsub; > > + int vsub = fb->format->vsub; > > + int tile_width, tile_height; > > + int ccs_x, ccs_y; > > + int main_x, main_y; > > + > > + intel_tile_dims(fb, 1, &tile_width, &tile_height); > > + > > + tile_width *= hsub; > > + tile_height *= vsub; > > + > > + ccs_x = (x * hsub) % tile_width; > > + ccs_y = (y * vsub) % tile_height; > > + main_x = intel_fb->normal[0].x % tile_width; > > + main_y = intel_fb->normal[0].y % tile_height; > > + > > + /* > > + * CCS doesn't have its own x/y offset register, so the intra > > CCS tile > > + * x/y offsets must match between CCS and the main surface. > > + */ > > + if (main_x != ccs_x || main_y != ccs_y) { > > + DRM_DEBUG_KMS("Bad CCS x/y (main %d,%d ccs %d,%d) full > > (main %d,%d ccs %d,%d)\n", > > + main_x, main_y, > > + ccs_x, ccs_y, > > + intel_fb->normal[0].x, > > + intel_fb->normal[0].y, > > + x, y); > > + return -EINVAL; > > + } > > + > > + return 0; > > +} > > + > > static int > > intel_fill_fb_info(struct drm_i915_private *dev_priv, > > struct drm_framebuffer *fb) > > @@ -2706,36 +2743,9 @@ intel_fill_fb_info(struct drm_i915_private > > *dev_priv, > > return ret; > > } > > > > - if (is_ccs_modifier(fb->modifier) && i == 1) { > > - int hsub = fb->format->hsub; > > - int vsub = fb->format->vsub; > > - int tile_width, tile_height; > > - int main_x, main_y; > > - int ccs_x, ccs_y; > > - > > - intel_tile_dims(fb, i, &tile_width, > > &tile_height); > > - tile_width *= hsub; > > - tile_height *= vsub; > > - > > - ccs_x = (x * hsub) % tile_width; > > - ccs_y = (y * vsub) % tile_height; > > - main_x = intel_fb->normal[0].x % tile_width; > > - main_y = intel_fb->normal[0].y % tile_height; > > - > > - /* > > - * CCS doesn't have its own x/y offset > > register, so the intra CCS tile > > - * x/y offsets must match between CCS and the > > main surface. > > - */ > > - if (main_x != ccs_x || main_y != ccs_y) { > > - DRM_DEBUG_KMS("Bad CCS x/y (main %d,%d > > ccs %d,%d) full (main %d,%d ccs %d,%d)\n", > > - main_x, main_y, > > - ccs_x, ccs_y, > > - intel_fb->normal[0].x, > > - intel_fb->normal[0].y, > > - x, y); > > - return -EINVAL; > > - } > > - } > > + ret = intel_fb_check_ccs_xy(fb, x, y); > We should check the ccs offsets only when we have ccs modifier in > question.
Yes, thanks for spotting it. It gets fixed up in patch 6, but I'll resend this fixing it here already. > > + if (ret) > > + return ret; > > > > /* > > * The fence (if used) is aligned to the start of the > > object _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
