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This will help to adjust the hdisplay at one place > when big/ultra joiner is involved. Introduce local variables crtc_hdisplay > and crtc_vdisplay and update all references to adjusted_mode->crtc_hdisplay > and adjusted_mode->crtc_vdisplay to use the new local variables. > > Signed-off-by: Nemesa Garg LGTM. Reviewed-by: Ankit Nautiyal > --- > drivers/gpu/drm/i915/display/intel_panel.c | 34 ++++++++++++---------- > 1 file changed, 18 insertions(+), 16 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c > index 71454ddef20f..dd18136d1c61 100644 > --- a/drivers/gpu/drm/i915/display/intel_panel.c > +++ b/drivers/gpu/drm/i915/display/intel_panel.c > @@ -392,10 +392,12 @@ static int pch_panel_fitting(struct intel_crtc_state *crtc_state, > int pipe_src_w = drm_rect_width(&crtc_state->pipe_src); > int pipe_src_h = drm_rect_height(&crtc_state->pipe_src); > int x, y, width, height; > + u16 crtc_hdisplay = adjusted_mode->crtc_hdisplay; > + u16 crtc_vdisplay = adjusted_mode->crtc_vdisplay; > > /* Native modes don't need fitting */ > - if (adjusted_mode->crtc_hdisplay == pipe_src_w && > - adjusted_mode->crtc_vdisplay == pipe_src_h && > + if (crtc_hdisplay == pipe_src_w && > + crtc_vdisplay == pipe_src_h && > crtc_state->output_format != INTEL_OUTPUT_FORMAT_YCBCR420) > return 0; > > @@ -403,45 +405,45 @@ static int pch_panel_fitting(struct intel_crtc_state *crtc_state, > case DRM_MODE_SCALE_CENTER: > width = pipe_src_w; > height = pipe_src_h; > - x = (adjusted_mode->crtc_hdisplay - width + 1)/2; > - y = (adjusted_mode->crtc_vdisplay - height + 1)/2; > + x = (crtc_hdisplay - width + 1) / 2; > + y = (crtc_vdisplay - height + 1) / 2; > break; > > case DRM_MODE_SCALE_ASPECT: > /* Scale but preserve the aspect ratio */ > { > - u32 scaled_width = adjusted_mode->crtc_hdisplay * pipe_src_h; > - u32 scaled_height = pipe_src_w * adjusted_mode->crtc_vdisplay; > + u32 scaled_width = crtc_hdisplay * pipe_src_h; > + u32 scaled_height = pipe_src_w * crtc_vdisplay; > if (scaled_width > scaled_height) { /* pillar */ > width = scaled_height / pipe_src_h; > if (width & 1) > width++; > - x = (adjusted_mode->crtc_hdisplay - width + 1) / 2; > + x = (crtc_hdisplay - width + 1) / 2; > y = 0; > - height = adjusted_mode->crtc_vdisplay; > + height = crtc_vdisplay; > } else if (scaled_width < scaled_height) { /* letter */ > height = scaled_width / pipe_src_w; > if (height & 1) > height++; > - y = (adjusted_mode->crtc_vdisplay - height + 1) / 2; > + y = (crtc_vdisplay - height + 1) / 2; > x = 0; > - width = adjusted_mode->crtc_hdisplay; > + width = crtc_hdisplay; > } else { > x = y = 0; > - width = adjusted_mode->crtc_hdisplay; > - height = adjusted_mode->crtc_vdisplay; > + width = crtc_hdisplay; > + height = crtc_vdisplay; > } > } > break; > > case DRM_MODE_SCALE_NONE: > - WARN_ON(adjusted_mode->crtc_hdisplay != pipe_src_w); > - WARN_ON(adjusted_mode->crtc_vdisplay != pipe_src_h); > + WARN_ON(crtc_hdisplay != pipe_src_w); > + WARN_ON(crtc_vdisplay != pipe_src_h); > fallthrough; > case DRM_MODE_SCALE_FULLSCREEN: > x = y = 0; > - width = adjusted_mode->crtc_hdisplay; > - height = adjusted_mode->crtc_vdisplay; > + width = crtc_hdisplay; > + height = crtc_vdisplay; > break; > > default: