From: Guido Günther Date: Fri, 26 Jul 2019 13:14:38 +0000 (+0200) Subject: drm/panel: jh057n00900: Print error code on all DRM_DEV_ERROR()s X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=04eedeb46fa2e961baa1e9386b16dd46289f7b69;p=openwrt%2Fstaging%2Fblogic.git drm/panel: jh057n00900: Print error code on all DRM_DEV_ERROR()s Most of them had these already but two mere missing. This eases debugging. Signed-off-by: Guido Günther Reviewed-by: Sam Ravnborg Signed-off-by: Sam Ravnborg Link: https://patchwork.freedesktop.org/patch/msgid/6b237a570cb368dc4471fb8feb3a0441813cd576.1564146727.git.agx@sigxcpu.org --- diff --git a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c index fed24c51d48b..1037a201b4bb 100644 --- a/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c +++ b/drivers/gpu/drm/panel/panel-rocktech-jh057n00900.c @@ -127,7 +127,7 @@ static int jh057n_init_sequence(struct jh057n *ctx) ret = mipi_dsi_dcs_exit_sleep_mode(dsi); if (ret < 0) { - DRM_DEV_ERROR(dev, "Failed to exit sleep mode\n"); + DRM_DEV_ERROR(dev, "Failed to exit sleep mode: %d\n", ret); return ret; } /* Panel is operational 120 msec after reset */ @@ -351,7 +351,9 @@ static int jh057n_probe(struct mipi_dsi_device *dsi) ret = mipi_dsi_attach(dsi); if (ret < 0) { - DRM_DEV_ERROR(dev, "mipi_dsi_attach failed. Is host ready?\n"); + DRM_DEV_ERROR(dev, + "mipi_dsi_attach failed (%d). Is host ready?\n", + ret); drm_panel_remove(&ctx->panel); return ret; }