Message ID | 20230829184735.2841739-5-swboyd@chromium.org (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | drm/msm/dp: Simplify DPCD related code with helpers | expand |
On 8/29/2023 11:47 AM, Stephen Boyd wrote: > The member 'aux_cfg_update_done' is always false. This is dead code that > never runs. Remove it. > > Cc: Vinod Polimera <quic_vpolimer@quicinc.com> > Cc: Kuogee Hsieh <quic_khsieh@quicinc.com> > Signed-off-by: Stephen Boyd <swboyd@chromium.org> Tested-by: Kuogee Hsieh <quic_khsieh@quicinc.com> Reviewed-by: Kuogee Hsieh <quic_khsieh@quicinc.com> > --- > drivers/gpu/drm/msm/dp/dp_panel.c | 15 --------------- > 1 file changed, 15 deletions(-) > > diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c > index 9fb4e963fefb..0893522ae158 100644 > --- a/drivers/gpu/drm/msm/dp/dp_panel.c > +++ b/drivers/gpu/drm/msm/dp/dp_panel.c > @@ -17,7 +17,6 @@ struct dp_panel_private { > struct dp_link *link; > struct dp_catalog *catalog; > bool panel_on; > - bool aux_cfg_update_done; > }; > > static void dp_panel_read_psr_cap(struct dp_panel_private *panel) > @@ -177,19 +176,6 @@ int dp_panel_read_sink_caps(struct dp_panel *dp_panel, > } > } > > - if (panel->aux_cfg_update_done) { > - drm_dbg_dp(panel->drm_dev, > - "read DPCD with updated AUX config\n"); > - rc = dp_panel_read_dpcd(dp_panel); > - bw_code = drm_dp_link_rate_to_bw_code(dp_panel->link_info.rate); > - if (rc || !is_link_rate_valid(bw_code) || > - !is_lane_count_valid(dp_panel->link_info.num_lanes) > - || (bw_code > dp_panel->max_bw_code)) { > - DRM_ERROR("read dpcd failed %d\n", rc); > - return rc; > - } > - panel->aux_cfg_update_done = false; > - } > end: > return rc; > } > @@ -434,7 +420,6 @@ struct dp_panel *dp_panel_get(struct dp_panel_in *in) > > dp_panel = &panel->dp_panel; > dp_panel->max_bw_code = DP_LINK_BW_8_1; > - panel->aux_cfg_update_done = false; > > return dp_panel; > }
On 29/08/2023 21:47, Stephen Boyd wrote: > The member 'aux_cfg_update_done' is always false. This is dead code that > never runs. Remove it. > > Cc: Vinod Polimera <quic_vpolimer@quicinc.com> > Cc: Kuogee Hsieh <quic_khsieh@quicinc.com> > Signed-off-by: Stephen Boyd <swboyd@chromium.org> > --- > drivers/gpu/drm/msm/dp/dp_panel.c | 15 --------------- > 1 file changed, 15 deletions(-) Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c index 9fb4e963fefb..0893522ae158 100644 --- a/drivers/gpu/drm/msm/dp/dp_panel.c +++ b/drivers/gpu/drm/msm/dp/dp_panel.c @@ -17,7 +17,6 @@ struct dp_panel_private { struct dp_link *link; struct dp_catalog *catalog; bool panel_on; - bool aux_cfg_update_done; }; static void dp_panel_read_psr_cap(struct dp_panel_private *panel) @@ -177,19 +176,6 @@ int dp_panel_read_sink_caps(struct dp_panel *dp_panel, } } - if (panel->aux_cfg_update_done) { - drm_dbg_dp(panel->drm_dev, - "read DPCD with updated AUX config\n"); - rc = dp_panel_read_dpcd(dp_panel); - bw_code = drm_dp_link_rate_to_bw_code(dp_panel->link_info.rate); - if (rc || !is_link_rate_valid(bw_code) || - !is_lane_count_valid(dp_panel->link_info.num_lanes) - || (bw_code > dp_panel->max_bw_code)) { - DRM_ERROR("read dpcd failed %d\n", rc); - return rc; - } - panel->aux_cfg_update_done = false; - } end: return rc; } @@ -434,7 +420,6 @@ struct dp_panel *dp_panel_get(struct dp_panel_in *in) dp_panel = &panel->dp_panel; dp_panel->max_bw_code = DP_LINK_BW_8_1; - panel->aux_cfg_update_done = false; return dp_panel; }
The member 'aux_cfg_update_done' is always false. This is dead code that never runs. Remove it. Cc: Vinod Polimera <quic_vpolimer@quicinc.com> Cc: Kuogee Hsieh <quic_khsieh@quicinc.com> Signed-off-by: Stephen Boyd <swboyd@chromium.org> --- drivers/gpu/drm/msm/dp/dp_panel.c | 15 --------------- 1 file changed, 15 deletions(-)