diff options
| author | Marco Felsch <m.felsch@pengutronix.de> | 2019-11-20 17:54:59 +0100 |
|---|---|---|
| committer | Philipp Zabel <p.zabel@pengutronix.de> | 2020-07-20 15:16:05 +0200 |
| commit | 853fe4fc757246a2da6258f1dd249e71a1bd14fd (patch) | |
| tree | 2da68fef1f46aac1ef452458535b04627c980651 /drivers/gpu/drm/imx/parallel-display.c | |
| parent | 8e91cbb820981a8a51be55499f860b1968308960 (diff) | |
drm/imx: parallel-display: move panel/bridge detection to fail early
We do some string parsing and string comparison in front of
drm_of_find_panel_or_bridge(). All this work is useless if the call
fails. Move drm_of_find_panel_or_bridge() infront of the parsing work to
fail early.
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Diffstat (limited to 'drivers/gpu/drm/imx/parallel-display.c')
| -rw-r--r-- | drivers/gpu/drm/imx/parallel-display.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c index 6e55bf98b05f..a831b5bd1613 100644 --- a/drivers/gpu/drm/imx/parallel-display.c +++ b/drivers/gpu/drm/imx/parallel-display.c @@ -320,6 +320,12 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data) imxpd = dev_get_drvdata(dev); memset(imxpd, 0, sizeof(*imxpd)); + /* port@1 is the output port */ + ret = drm_of_find_panel_or_bridge(np, 1, 0, &imxpd->panel, + &imxpd->next_bridge); + if (ret && ret != -ENODEV) + return ret; + edidp = of_get_property(np, "edid", &imxpd->edid_len); if (edidp) imxpd->edid = kmemdup(edidp, imxpd->edid_len, GFP_KERNEL); @@ -337,12 +343,6 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data) } imxpd->bus_format = bus_format; - /* port@1 is the output port */ - ret = drm_of_find_panel_or_bridge(np, 1, 0, &imxpd->panel, - &imxpd->next_bridge); - if (ret && ret != -ENODEV) - return ret; - imxpd->dev = dev; ret = imx_pd_register(drm, imxpd); |