Commit 61ce50fd authored by Dan Carpenter's avatar Dan Carpenter Committed by Douglas Anderson
Browse files

drm/panel: jdi-lpm102a188a: Fix error code in jdi_panel_prepare() 



If the mipi_dsi_dual() macro fails, the error code is stored in
dsi_ctx.accum_err.  Propagate that error back to the caller instead
of returning success as the current code does.

Fixes: a6adf47d ("drm/panel: jdi-lpm102a188a: Fix bug and clean up driver")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@linaro.org>
Reviewed-by: default avatarDouglas Anderson <dianders@chromium.org>
Signed-off-by: default avatarDouglas Anderson <dianders@chromium.org>
Link: https://lore.kernel.org/r/aKcRfq8xBrFmhqmO@stanley.mountain
parent 96481012

drivers/gpu/drm/panel/panel-jdi-lpm102a188a.c

+3 −1
Original line number Diff line number Diff line
@@ -233,8 +233,10 @@ static int jdi_panel_prepare(struct drm_panel *panel) 
	mipi_dsi_dual(mipi_dsi_dcs_set_display_on_multi,

		      &dsi_ctx, jdi->link1, jdi->link2);



	if (dsi_ctx.accum_err < 0)

	if (dsi_ctx.accum_err < 0) {

		err = dsi_ctx.accum_err;

		goto poweroff;

	}



	jdi->link1->mode_flags &= ~MIPI_DSI_MODE_LPM;

	jdi->link2->mode_flags &= ~MIPI_DSI_MODE_LPM;