Hi, On Mon, Feb 21, 2022 at 7:12 PM Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> wrote: > > > +static int dp_link_psr_status(struct dp_link_private *link) > > +{ > > + u8 status[2]; > > + > > + drm_dp_dpcd_read(link->aux, DP_PSR_ERROR_STATUS, status, 2); > > + > > + if (status[0] & DP_PSR_LINK_CRC_ERROR) > > + DRM_ERROR("PSR LINK CRC ERROR\n"); > > + else if (status[0] & DP_PSR_RFB_STORAGE_ERROR) > > + DRM_ERROR("PSR RFB STORAGE ERROR\n"); > > + else if (status[0] & DP_PSR_VSC_SDP_UNCORRECTABLE_ERROR) > > + DRM_ERROR("PSR VSC SDP UNCORRECTABLE ERROR\n"); > > + else if (status[1] & DP_PSR_CAPS_CHANGE) > > + DRM_INFO("PSR Capability Change\n"); > > DRM_DEBUG_DP Not sure I'll have time to go back and review the series, but one thing that caught my eye as this flashed through my inbox is that I think all of these "shouting" are deprecated. It's even officially documented now as of commit d2f0a8afc1be ("UPSTREAM: drm/print: Add deprecation notes to DRM_...() functions"). -Doug