diff options
| author | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2011-11-28 23:19:59 +0100 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2012-03-12 22:40:52 +0100 |
| commit | 458981c3886133667e020900f53538f1fbc3ea1d (patch) | |
| tree | 6407e8c02cb4715dde31cdef9685f175dae6043b /drivers/video/sh_mobile_lcdcfb.c | |
| parent | 5864ace19a2546912308e94432c1cf52d5945afe (diff) | |
fbdev: sh_mobile_lcdc: Return display connection state in display_on
Return true if the display is connected and false otherwise. Set the fb
info state to FBINFO_STATE_SUSPENDED in the sh_mobile_lcdc driver when
the display is not connected.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/video/sh_mobile_lcdcfb.c')
| -rw-r--r-- | drivers/video/sh_mobile_lcdcfb.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c index 03ee3826fb62..5a19ef3f215c 100644 --- a/drivers/video/sh_mobile_lcdcfb.c +++ b/drivers/video/sh_mobile_lcdcfb.c @@ -338,8 +338,14 @@ static void sh_mobile_lcdc_display_on(struct sh_mobile_lcdc_chan *ch) struct sh_mobile_lcdc_panel_cfg *panel = &ch->cfg.panel_cfg; if (ch->tx_dev) { - if (ch->tx_dev->ops->display_on(ch->tx_dev) < 0) + int ret; + + ret = ch->tx_dev->ops->display_on(ch->tx_dev); + if (ret < 0) return; + + if (ret == SH_MOBILE_LCDC_DISPLAY_DISCONNECTED) + ch->info->state = FBINFO_STATE_SUSPENDED; } /* HDMI must be enabled before LCDC configuration */ |