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rk30 lcdc: support dump display info

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This commit is contained in:
yxj
2012-09-11 11:02:08 +08:00
parent ab7a54fe9d
commit fad0865349
3 changed files with 165 additions and 5 deletions
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166
drivers/video/rockchip/lcdc/rk30_lcdc.c
View File

@@ -825,11 +825,171 @@ static int rk30_lcdc_ovl_mgr(struct rk_lcdc_device_driver *dev_drv,int swap,bool
return ovl;
}
static int rk30_lcdc_get_disp_info(struct rk_lcdc_device_driver *dev_drv,int layer_id)
static ssize_t dump_win0_disp_info(struct rk30_lcdc_device *lcdc_dev,char *buf)
{
struct rk30_lcdc_device *lcdc_dev = container_of(dev_drv,struct rk30_lcdc_device,driver);
return 0;
char format[9] = "NULL";
u32 fmt_id = LcdRdReg(lcdc_dev,SYS_CTRL1);
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)>>4)
{
case 0:
strcpy(format,"ARGB888");
break;
case 1:
strcpy(format,"RGB888");
break;
case 2:
strcpy(format,"RGB565");
break;
case 4:
strcpy(format,"YCbCr420");
break;
case 5:
strcpy(format,"YCbCr422");
break;
case 6:
strcpy(format,"YCbCr444");
break;
default:
strcpy(format,"inval\n");
break;
}
xvir = LcdRdReg(lcdc_dev,WIN0_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 rk30_lcdc_device *lcdc_dev,char *buf)
{
char format[9] = "NULL";
u32 fmt_id = LcdRdReg(lcdc_dev,SYS_CTRL1);
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)>>7)
{
case 0:
strcpy(format,"ARGB888");
break;
case 1:
strcpy(format,"RGB888");
break;
case 2:
strcpy(format,"RGB565");
break;
case 4:
strcpy(format,"YCbCr420");
break;
case 5:
strcpy(format,"YCbCr422");
break;
case 6:
strcpy(format,"YCbCr444");
break;
default:
strcpy(format,"inval\n");
break;
}
xvir = LcdRdReg(lcdc_dev,WIN1_VIR)&0xffff;
act_info = LcdRdReg(lcdc_dev,WIN1_ACT_INFO);
dsp_info = LcdRdReg(lcdc_dev,WIN1_DSP_INFO);
dsp_st = LcdRdReg(lcdc_dev,WIN1_DSP_ST);
factor = LcdRdReg(lcdc_dev,WIN1_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_win2_disp_info(struct rk30_lcdc_device *lcdc_dev,char *buf)
{
char format[9] = "NULL";
u32 fmt_id = LcdRdReg(lcdc_dev,SYS_CTRL1);
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_W2_FORMAT)>>10)
{
case 0:
strcpy(format,"ARGB888");
break;
case 1:
strcpy(format,"RGB888");
break;
case 2:
strcpy(format,"RGB565");
break;
case 4:
strcpy(format,"8bpp");
break;
case 5:
strcpy(format,"4bpp");
break;
case 6:
strcpy(format,"2bpp");
break;
case 7:
strcpy(format,"1bpp");
break;
default:
strcpy(format,"inval\n");
break;
}
xvir = LcdRdReg(lcdc_dev,WIN2_VIR)&0xffff;
dsp_info = LcdRdReg(lcdc_dev,WIN2_DSP_INFO);
dsp_st = LcdRdReg(lcdc_dev,WIN2_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 rk30_lcdc_get_disp_info(struct rk_lcdc_device_driver *dev_drv,char *buf,int layer_id)
{
struct rk30_lcdc_device *lcdc_dev = container_of(dev_drv,struct rk30_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);
}
else if(layer_id == 2)
{
return dump_win2_disp_info(lcdc_dev,buf);
}
return 0;
}
/*******************************************

2
drivers/video/rockchip/rkfb_sysfs.c
View File

@@ -58,7 +58,7 @@ static ssize_t show_disp_info(struct device *dev,
(struct rk_lcdc_device_driver * )fbi->par;
int layer_id = dev_drv->fb_get_layer(dev_drv,fbi->fix.id);
if(dev_drv->get_disp_info)
dev_drv->get_disp_info(dev_drv,layer_id);
return dev_drv->get_disp_info(dev_drv,buf,layer_id);
return 0;
}

2
include/linux/rk_fb.h
View File

@@ -227,7 +227,7 @@ struct rk_lcdc_device_driver{
int (*blank)(struct rk_lcdc_device_driver *dev_drv,int layer_id,int blank_mode);
int (*set_par)(struct rk_lcdc_device_driver *dev_drv,int layer_id);
int (*pan_display)(struct rk_lcdc_device_driver *dev_drv,int layer_id);
int (*get_disp_info)(struct rk_lcdc_device_driver *dev_drv,int layer_id);
ssize_t (*get_disp_info)(struct rk_lcdc_device_driver *dev_drv,char *buf,int layer_id);
int (*load_screen)(struct rk_lcdc_device_driver *dev_drv, bool initscreen);
int (*get_layer_state)(struct rk_lcdc_device_driver *dev_drv,int layer_id);
int (*ovl_mgr)(struct rk_lcdc_device_driver *dev_drv,int swap,bool set); //overlay manager