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rk312x lcdc: when remap lcdc win id, need to swap some information.

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This commit is contained in:
Zheng Yang
2014-09-29 18:23:24 +08:00
parent f63d3ba001
commit 5eace3d136
1 changed files with 20 additions and 4 deletions
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24
drivers/video/rockchip/lcdc/rk312x_lcdc.c
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@@ -1860,12 +1860,28 @@ static int rk312x_lcdc_open_bcsh(struct rk_lcdc_driver *dev_drv, bool open)
static int rk312x_fb_win_remap(struct rk_lcdc_driver *dev_drv, u16 order)
{
struct rk_lcdc_win_area area;
int fb2_win_id, fb1_win_id, fb0_win_id;
mutex_lock(&dev_drv->fb_win_id_mutex);
if (order == FB_DEFAULT_ORDER)
order = FB0_WIN0_FB1_WIN1_FB2_WIN2; /* FB0_WIN1_FB1_WIN0_FB2_WIN2; for box */
dev_drv->fb2_win_id = order / 100;
dev_drv->fb1_win_id = (order / 10) % 10;
dev_drv->fb0_win_id = order % 10;
order = FB0_WIN0_FB1_WIN1_FB2_WIN2;
fb2_win_id = order / 100;
fb1_win_id = (order / 10) % 10;
fb0_win_id = order % 10;
if (fb0_win_id != dev_drv->fb0_win_id) {
area = dev_drv->win[(int)dev_drv->fb0_win_id]->area[0];
dev_drv->win[(int)dev_drv->fb0_win_id]->area[0] =
dev_drv->win[fb0_win_id]->area[0];
dev_drv->win[fb0_win_id]->area[0] = area;
dev_drv->fb0_win_id = fb0_win_id;
dev_drv->win[(int)dev_drv->fb0_win_id]->state;
}
dev_drv->fb1_win_id = fb1_win_id;
dev_drv->fb2_win_id = fb2_win_id;
mutex_unlock(&dev_drv->fb_win_id_mutex);
return 0;