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fix rk2928 dual display mode

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This commit is contained in:
yxj
2013-06-27 14:15:01 +08:00
parent d4615ab308
commit fa87607483
1 changed files with 12 additions and 2 deletions
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14
drivers/video/rockchip/lcdc/rk2928_lcdc.c
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@@ -361,7 +361,7 @@ static int rk2928_load_screen(struct rk_lcdc_device_driver *dev_drv, bool initsc
{
printk(KERN_ERR ">>>>>> set lcdc%d sclk failed\n",lcdc_dev->id);
}
lcdc_dev->driver.pixclock = lcdc_dev->pixclock = div_u64(1000000000000llu, clk_get_rate(lcdc_dev->sclk));
//lcdc_dev->driver.pixclock = lcdc_dev->pixclock = div_u64(1000000000000llu, clk_get_rate(lcdc_dev->sclk));
//printk("%s: sclk:%lu>>need:%d",lcdc_dev->driver.name,,screen0->s_pixclock);
clk_enable(lcdc_dev->sclk);
}
@@ -739,7 +739,15 @@ static int rk2928_lcdc_set_par(struct rk_lcdc_device_driver *dev_drv,int layer_i
win1_set_par(lcdc_dev,screen,par);
}
Scl_X = CalScale(screen->x_res - 1,screen0->x_res - 1);
Scl_Y = CalScale(screen->y_res - 1 ,screen0->y_res - 1);
if((screen->y_res-1)/(screen0->x_res -1) < 2)
{
Scl_Y = CalScale(screen->y_res - 1 ,screen0->y_res - 1);
}
else
{
Scl_Y = CalScale(screen->y_res - 2 ,screen0->y_res - 1);
}
LcdWrReg(lcdc_dev,SCL_REG1,v_SCL_V_FACTOR(Scl_Y)|v_SCL_H_FACTOR(Scl_X));
return 0;
@@ -1054,6 +1062,7 @@ static int rk2928_fb_get_layer(struct rk_lcdc_device_driver *dev_drv,const char
static int rk2928_lcdc_hdmi_process(struct rk_lcdc_device_driver *dev_drv,int mode)
{
#if !defined(CONFIG_ONE_LCDC_DUAL_OUTPUT_INF)
printk("%s>>>>>>>>mode:%d\n",__func__,mode);
if(mode)
{
@@ -1067,6 +1076,7 @@ static int rk2928_lcdc_hdmi_process(struct rk_lcdc_device_driver *dev_drv,int mo
if(dev_drv->screen_ctr_info->io_enable)
dev_drv->screen_ctr_info->io_enable();
}
#endif
return 0;