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path: root/drivers/video/sh_mobile_lcdcfb.c
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Diffstat (limited to 'drivers/video/sh_mobile_lcdcfb.c')
-rw-r--r--drivers/video/sh_mobile_lcdcfb.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c
index 8a65fb6648a..a69830d26f7 100644
--- a/drivers/video/sh_mobile_lcdcfb.c
+++ b/drivers/video/sh_mobile_lcdcfb.c
@@ -281,6 +281,7 @@ static void sh_mobile_lcdc_deferred_io(struct fb_info *info,
struct list_head *pagelist)
{
struct sh_mobile_lcdc_chan *ch = info->par;
+ struct sh_mobile_lcdc_board_cfg *bcfg = &ch->cfg.board_cfg;
/* enable clocks before accessing hardware */
sh_mobile_lcdc_clk_on(ch->lcdc);
@@ -305,10 +306,17 @@ static void sh_mobile_lcdc_deferred_io(struct fb_info *info,
/* trigger panel update */
dma_map_sg(info->dev, ch->sglist, nr_pages, DMA_TO_DEVICE);
+ if (bcfg->start_transfer)
+ bcfg->start_transfer(bcfg->board_data, ch,
+ &sh_mobile_lcdc_sys_bus_ops);
lcdc_write_chan(ch, LDSM2R, 1);
dma_unmap_sg(info->dev, ch->sglist, nr_pages, DMA_TO_DEVICE);
- } else
+ } else {
+ if (bcfg->start_transfer)
+ bcfg->start_transfer(bcfg->board_data, ch,
+ &sh_mobile_lcdc_sys_bus_ops);
lcdc_write_chan(ch, LDSM2R, 1);
+ }
}
static void sh_mobile_lcdc_deferred_io_touch(struct fb_info *info)