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rk2928 lcdc: support display info dump

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This commit is contained in:
yxj
2012-09-12 19:51:55 +08:00
parent d25e85e81b
commit a46e8a5943
1 changed files with 98 additions and 3 deletions
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101
drivers/video/rockchip/lcdc/rk2928_lcdc.c
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@@ -814,12 +814,107 @@ static int rk2928_lcdc_ovl_mgr(struct rk_lcdc_device_driver *dev_drv,int swap,bo
return ovl;
}
static int rk2928_lcdc_get_disp_info(struct rk_lcdc_device_driver *dev_drv,int layer_id)
static ssize_t dump_win0_disp_info(struct rk2928_lcdc_device *lcdc_dev,char *buf)
{
struct rk2928_lcdc_device *lcdc_dev = container_of(dev_drv,struct rk2928_lcdc_device,driver);
return 0;
char format[9] = "NULL";
u32 fmt_id = LcdRdReg(lcdc_dev,SYS_CFG);
u32 xvir,act_info,dsp_info,dsp_st,factor;
u16 x_act,y_act,x_dsp,y_dsp,x_factor,y_factor;
u16 x_scale,y_scale;
switch((fmt_id&m_W0_FORMAT)>>3)
{
case 0:
strcpy(format,"ARGB888");
break;
case 1:
strcpy(format,"RGB888");
break;
case 2:
strcpy(format,"RGB565");
break;
case 4:
strcpy(format,"YCbCr422");
break;
case 5:
strcpy(format,"YCbCr420");
break;
case 6:
strcpy(format,"YCbCr444");
break;
default:
strcpy(format,"inval\n");
break;
}
xvir = LcdRdReg(lcdc_dev,WIN_VIR)&0xffff;
act_info = LcdRdReg(lcdc_dev,WIN0_ACT_INFO);
dsp_info = LcdRdReg(lcdc_dev,WIN0_DSP_INFO);
dsp_st = LcdRdReg(lcdc_dev,WIN0_DSP_ST);
factor = LcdRdReg(lcdc_dev,WIN0_SCL_FACTOR_YRGB);
x_act = (act_info&0xffff) + 1;
y_act = (act_info>>16) + 1;
x_dsp = (dsp_info&0xffff) + 1;
y_dsp = (dsp_info>>16) + 1;
x_factor = factor&0xffff;
y_factor = factor>>16;
x_scale = 4096*100/x_factor;
y_scale = 4096*100/y_factor;
return snprintf(buf,PAGE_SIZE,"xvir:%d\nxact:%d\nyact:%d\nxdsp:%d\nydsp:%d\nx_st:%d\ny_st:%d\nx_scale:%d.%d\ny_scale:%d.%d\nformat:%s\n",
xvir,x_act,y_act,x_dsp,y_dsp,dsp_st&0xffff,dsp_st>>16,x_scale/100,x_scale%100,y_scale/100,y_scale%100,format);
}
static ssize_t dump_win1_disp_info(struct rk2928_lcdc_device *lcdc_dev,char *buf)
{
char format[9] = "NULL";
u32 fmt_id = LcdRdReg(lcdc_dev,SYS_CFG);
u32 xvir,act_info,dsp_info,dsp_st,factor;
u16 x_act,y_act,x_dsp,y_dsp,x_factor,y_factor;
u16 x_scale,y_scale;
switch((fmt_id&m_W1_FORMAT)>>6)
{
case 0:
strcpy(format,"ARGB888");
break;
case 1:
strcpy(format,"RGB888");
break;
case 2:
strcpy(format,"RGB565");
break;
default:
strcpy(format,"inval\n");
break;
}
xvir = (LcdRdReg(lcdc_dev,WIN_VIR)>>16)&0xfff;
dsp_info = LcdRdReg(lcdc_dev,WIN1_DSP_INFO);
dsp_st = LcdRdReg(lcdc_dev,WIN1_DSP_ST);
x_dsp = dsp_info&0xffff;
y_dsp = dsp_info>>16;
return snprintf(buf,PAGE_SIZE,"xvir:%d\nxdsp:%d\nydsp:%d\nx_st:%d\ny_st:%d\nformat:%s\n",
xvir,x_dsp,y_dsp,dsp_st&0xffff,dsp_st>>16,format);
}
static ssize_t rk2928_lcdc_get_disp_info(struct rk_lcdc_device_driver *dev_drv,char *buf,int layer_id)
{
struct rk2928_lcdc_device *lcdc_dev = container_of(dev_drv,struct rk2928_lcdc_device,driver);
if(layer_id == 0)
{
return dump_win0_disp_info(lcdc_dev,buf);
}
else if(layer_id == 1)
{
return dump_win1_disp_info(lcdc_dev,buf);
}
return 0;
}
/*******************************************
lcdc fps manager,set or get lcdc fps