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drm/panel: panasonic-vvx10f034n00: More return value fixes

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A couple more return value fixes which Philippe brought up during our
previous review.

Suggested-by: 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/20180117213751.54668-1-seanpaul@chromium.org
This commit is contained in:
Sean Paul 2018-01-17 16:37:43 -05:00
parent dd63250c55
commit 4ac511165b
1 changed files with 5 additions and 12 deletions
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17
drivers/gpu/drm/panel/panel-panasonic-vvx10f034n00.c
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@ -59,35 +59,28 @@ static inline struct wuxga_nt_panel *to_wuxga_nt_panel(struct drm_panel *panel)
static int wuxga_nt_panel_on(struct wuxga_nt_panel *wuxga_nt)
{
struct mipi_dsi_device *dsi = wuxga_nt->dsi;
int ret;
ret = mipi_dsi_turn_on_peripheral(dsi);
if (ret < 0)
return ret;
return 0;
return mipi_dsi_turn_on_peripheral(wuxga_nt->dsi);
}
static int wuxga_nt_panel_disable(struct drm_panel *panel)
{
struct wuxga_nt_panel *wuxga_nt = to_wuxga_nt_panel(panel);
int ret;
int mipi_ret, bl_ret = 0;
if (!wuxga_nt->enabled)
return 0;
ret = mipi_dsi_shutdown_peripheral(wuxga_nt->dsi);
mipi_ret = mipi_dsi_shutdown_peripheral(wuxga_nt->dsi);
if (wuxga_nt->backlight) {
wuxga_nt->backlight->props.power = FB_BLANK_POWERDOWN;
wuxga_nt->backlight->props.state |= BL_CORE_FBBLANK;
backlight_update_status(wuxga_nt->backlight);
bl_ret = backlight_update_status(wuxga_nt->backlight);
}
wuxga_nt->enabled = false;
return ret;
return mipi_ret ? mipi_ret : bl_ret;
}
static int wuxga_nt_panel_unprepare(struct drm_panel *panel)