diff options
| author | Sean Paul | 2018-01-16 17:22:10 -0500 |
|---|---|---|
| committer | Sean Paul | 2018-01-17 12:17:19 -0500 |
| commit | 739ebf51a92c67ce7e26e348d8effb9a55eb96c3 (patch) | |
| tree | 5b2ec273a60dd5415f38ef9d7c9df8ae26c1c119 /drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c | |
| parent | 6ac69290289821b80c2fcf9e3f2c137346c4239f (diff) | |
drm/panel: panasonic-vvx10f034n00: Fix wuxga_nt_panel_disable() return value
Return value for mipi_dsi_shutdown_peripheral() is unchecked.
Check it and return any errors if they come up. Even if
mipi_dsi_shutdown_peripheral() fails, continue attempting to
disable.
Cc: Philippe Cornu <philippe.cornu@st.com>
Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20180116222217.240939-1-seanpaul@chromium.org
Diffstat (limited to 'drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c')
| -rw-r--r-- | drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c index 7f915f706fa6..91dc5a6b14f9 100644 --- a/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c +++ b/drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c @@ -72,11 +72,12 @@ static int wuxga_nt_panel_on(struct wuxga_nt_panel *wuxga_nt) static int wuxga_nt_panel_disable(struct drm_panel *panel) { struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel); + int ret; if (!wuxga_nt->enabled) return 0; - mipi_dsi_shutdown_peripheral(wuxga_nt->dsi); + ret = mipi_dsi_shutdown_peripheral(wuxga_nt->dsi); if (wuxga_nt->backlight) { wuxga_nt->backlight->props.power = FB_BLANK_POWERDOWN; @@ -86,7 +87,7 @@ static int wuxga_nt_panel_disable(struct drm_panel *panel) wuxga_nt->enabled = false; - return 0; + return ret; } static int wuxga_nt_panel_unprepare(struct drm_panel *panel) |