* drivers/video/rockchip/rk_fb.c
*
* Copyright (C) 2012 ROCKCHIP, Inc.
- *
+ *Author:yzq<yzq@rock-chips.com>
+ yxj<yxj@rock-chips.com>
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
#include <linux/device.h>
#include <linux/fb.h>
#include <linux/init.h>
-#include <linux/dma-mapping.h>
-#include <linux/interrupt.h>
#include <linux/platform_device.h>
-#include <linux/clk.h>
-#include <linux/backlight.h>
-#include <linux/timer.h>
-#include <linux/time.h>
-#include <linux/wait.h>
#include <linux/earlysuspend.h>
-#include <linux/cpufreq.h>
-#include <linux/wakelock.h>
-
-#include <asm/io.h>
#include <asm/div64.h>
#include <asm/uaccess.h>
-#include <asm/cacheflush.h>
-
-#include <mach/iomux.h>
-#include <mach/gpio.h>
-#include <mach/board.h>
-#include <mach/pmu.h>
+#include<linux/rk_fb.h>
-#include "../display/screen/screen.h"
-#include "rk_fb.h"
#if 0
#define fbprintk(msg...) printk(msg);
#define fbprintk(msg...)
#endif
-#if 0
-#define CHK_SUSPEND(inf) \
- if(inf->in_suspend) { \
- fbprintk(">>>>>> fb is in suspend! return! \n"); \
+#if 1
+#define CHK_SUSPEND(drv) \
+ if(atomic_dec_and_test(&drv->in_suspend)) { \
+ printk(">>>>>> fb is in suspend! return! \n"); \
return -EPERM; \
}
#else
pass the phy addr to fix.smem_start by ioctl
****************************************************************************/
-static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,
- unsigned long arg)
+int get_fb_layer_id(struct fb_fix_screeninfo *fix)
{
- struct rk_fb_inf *inf = dev_get_drvdata(info->device);
- u32 yuv_phy[2];
- fbprintk(">>>>>> %s : cmd:0x%x \n",__FUNCTION__,cmd);
+ int layer_id;
+ if(!strcmp(fix->id,"fb1")||!strcmp(fix->id,"fb3"))
+ {
+ layer_id = 0;
+ }
+ else if(!strcmp(fix->id,"fb0")||!strcmp(fix->id,"fb2"))
+ {
+ layer_id = 1;
+ }
+ else
+ {
+ printk(KERN_ERR "unsupported %s",fix->id);
+ layer_id = -ENODEV;
+ }
- CHK_SUSPEND(inf);
+ return layer_id;
+}
- switch(cmd)
- {
- case FB0_IOCTL_STOP_TIMER_FLUSH: //stop timer flush mcu panel after android is runing
- break;
- case FBIOPUT_16OR32:
- break;
- case FBIOGET_16OR32:
- break;
- case FBIOGET_IDLEFBUff_16OR32:
- case FBIOSET_COMPOSE_LAYER_COUNTS:
- break;
- case FBIOGET_COMPOSE_LAYER_COUNTS:
- case FBIOPUT_FBPHYADD:
- return info->fix.smem_start;
- case FB1_IOCTL_SET_YUV_ADDR:
- if (copy_from_user(yuv_phy, arg, 8))
- return -EFAULT;
- info->fix.smem_start = yuv_phy[0];
- info->fix.mmio_start = yuv_phy[1];
- break;
- case FBIOGET_OVERLAY_STATE:
- return inf->video_mode;
- case FBIOGET_SCREEN_STATE:
- case FBIOPUT_SET_CURSOR_EN:
- case FBIOPUT_SET_CURSOR_POS:
- case FBIOPUT_SET_CURSOR_IMG:
- case FBIOPUT_SET_CURSOR_CMAP:
- case FBIOPUT_GET_CURSOR_RESOLUTION:
- case FBIOPUT_GET_CURSOR_EN:
- default:
+/**********************************************************************
+this is for hdmi
+name: lcdc device name ,lcdc0 , lcdc1
+***********************************************************************/
+struct rk_lcdc_device_driver * rk_get_lcdc_drv(char *name)
+{
+ struct rk_fb_inf *inf = platform_get_drvdata(g_fb_pdev);
+ int i = 0;
+ for( i = 0; i < inf->num_lcdc; i++)
+ {
+ if(!strcmp(inf->lcdc_dev_drv[i]->name,name))
+ break;
+ }
+ return inf->lcdc_dev_drv[i];
+
+}
+static int rk_fb_open(struct fb_info *info,int user)
+{
+ struct rk_lcdc_device_driver * dev_drv = (struct rk_lcdc_device_driver * )info->par;
+ int layer_id;
+ CHK_SUSPEND(dev_drv);
+ layer_id = get_fb_layer_id(&info->fix);
+ dev_drv->open(dev_drv,layer_id,1);
+
+ return 0;
+
+}
+
+static int rk_fb_close(struct fb_info *info,int user)
+{
+ struct rk_lcdc_device_driver * dev_drv = (struct rk_lcdc_device_driver * )info->par;
+ int layer_id;
+ CHK_SUSPEND(dev_drv);
+ layer_id = get_fb_layer_id(&info->fix);
+ dev_drv->open(dev_drv,layer_id,0);
+
+ return 0;
+}
+
+static int rk_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+ struct fb_fix_screeninfo *fix = &info->fix;
+ struct rk_lcdc_device_driver * dev_drv = (struct rk_lcdc_device_driver * )info->par;
+ struct layer_par *par = NULL;
+ int layer_id = 0;
+ u32 xoffset = var->xoffset; // offset from virtual to visible
+ u32 yoffset = var->yoffset;
+ u32 xvir = var->xres_virtual;
+ u8 data_format = var->nonstd&0xff;
+ layer_id = get_fb_layer_id(fix);
+ CHK_SUSPEND(dev_drv);
+ if(layer_id < 0)
+ {
+ return -ENODEV;
+ }
+ else
+ {
+ par = dev_drv->layer_par[layer_id];
+ }
+ switch (par->format)
+ {
+ case ARGB888:
+ par->y_offset = (yoffset*xvir + xoffset)*4;
+ break;
+ case RGB888:
+ par->y_offset = (yoffset*xvir + xoffset)*3;
+ break;
+ case RGB565:
+ par->y_offset = (yoffset*xvir + xoffset)*2;
+ break;
+ case YUV422:
+ par->y_offset = yoffset*xvir + xoffset;
+ par->c_offset = par->y_offset;
+ break;
+ case YUV420:
+ par->y_offset = yoffset*xvir + xoffset;
+ par->c_offset = (yoffset>>1)*xvir + xoffset;
+ break;
+ case YUV444 : // yuv444
+ par->y_offset = yoffset*xvir + xoffset;
+ par->c_offset = yoffset*2*xvir +(xoffset<<1);
+ break;
+ default:
+ printk("un supported format:0x%x\n",data_format);
+ return -EINVAL;
+ }
+
+ dev_drv->pan_display(dev_drv,layer_id);
+
+ return 0;
+}
+static int rk_fb_ioctl(struct fb_info *info, unsigned int cmd,unsigned long arg)
+{
+ struct rk_fb_inf *inf = dev_get_drvdata(info->device);
+ struct fb_fix_screeninfo *fix = &info->fix;
+ struct rk_lcdc_device_driver *dev_drv = (struct rk_lcdc_device_driver * )info->par;
+ u32 yuv_phy[2];
+ void __user *argp = (void __user *)arg;
+ fbprintk(">>>>>> %s : cmd:0x%x \n",__FUNCTION__,cmd);
+
+ CHK_SUSPEND(dev_drv);
+ switch(cmd)
+ {
+ case FBIOPUT_FBPHYADD:
+ return info->fix.smem_start;
+ case FB1_IOCTL_SET_YUV_ADDR: //when in video mode, buff alloc by android
+ if((!strcmp(fix->id,"fb1"))||(!strcmp(fix->id,"fb3")))
+ {
+ if (copy_from_user(yuv_phy, argp, 8))
+ return -EFAULT;
+ info->fix.smem_start = yuv_phy[0]; //four y
+ info->fix.mmio_start = yuv_phy[1]; //four uv
+ }
+ break;
+ case FBIOGET_OVERLAY_STATE:
+ return inf->video_mode;
+ case FBIOGET_SCREEN_STATE:
+ case FBIOPUT_SET_CURSOR_EN:
+ case FBIOPUT_SET_CURSOR_POS:
+ case FBIOPUT_SET_CURSOR_IMG:
+ case FBIOPUT_SET_CURSOR_CMAP:
+ case FBIOPUT_GET_CURSOR_RESOLUTION:
+ case FBIOPUT_GET_CURSOR_EN:
+ case FB0_IOCTL_STOP_TIMER_FLUSH: //stop timer flush mcu panel after android is runing
+ case FBIOPUT_16OR32:
+ case FBIOGET_16OR32:
+ case FBIOGET_IDLEFBUff_16OR32:
+ case FBIOSET_COMPOSE_LAYER_COUNTS:
+ case FBIOGET_COMPOSE_LAYER_COUNTS:
+ default:
+ dev_drv->ioctl(dev_drv,cmd,arg,0);
break;
}
return 0;
static int rk_fb_blank(int blank_mode, struct fb_info *info)
{
- struct rk_fb_inf *inf = dev_get_drvdata(info->device);
- struct rk_lcdc_device_driver *dev_drv = NULL;
- struct fb_fix_screeninfo *fix = &info->fix;
- int layer_id;
- if(!strcmp(fix->id,"fb1")){
- dev_drv = inf->rk_lcdc_device[0];
- layer_id = 0;
- }else if(!strcmp(fix->id,"fb0")){
- dev_drv = inf->rk_lcdc_device[0];
- layer_id = 1;
- }else if(!strcmp(fix->id,"fb3")){
- dev_drv = inf->rk_lcdc_device[1];
- layer_id = 0;
- }else if(!strcmp(fix->id,"fb2")){
- dev_drv = inf->rk_lcdc_device[1];
- layer_id = 1;
- }else{
- dev_drv = inf->rk_lcdc_device[0];
- layer_id = 0;
- }
- dev_drv->blank(dev_drv,layer_id,blank_mode);
+ struct rk_lcdc_device_driver *dev_drv = (struct rk_lcdc_device_driver * )info->par;
+ struct fb_fix_screeninfo *fix = &info->fix;
+ int layer_id;
+ CHK_SUSPEND(dev_drv);
+ layer_id = get_fb_layer_id(fix);
+ if(layer_id < 0)
+ {
+ return -ENODEV;
+ }
+
+ dev_drv->blank(dev_drv,layer_id,blank_mode);
- return 0;
+ return 0;
}
static int rk_fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
{
- CHK_SUSPEND(inf);
+ struct rk_lcdc_device_driver *dev_drv = (struct rk_lcdc_device_driver * )info->par;
+ CHK_SUSPEND(dev_drv);
if( 0==var->xres_virtual || 0==var->yres_virtual ||
0==var->xres || 0==var->yres || var->xres<16 ||
static int rk_fb_set_par(struct fb_info *info)
{
- struct rk_fb_inf *inf = dev_get_drvdata(info->device);
struct fb_var_screeninfo *var = &info->var;
struct fb_fix_screeninfo *fix = &info->fix;
- struct rk_lcdc_device_driver * dev_drv = NULL;
+ struct rk_lcdc_device_driver * dev_drv = (struct rk_lcdc_device_driver * )info->par;
struct layer_par *par = NULL;
- rk_screen *screen = NULL;
+ rk_screen *screen =dev_drv->screen;
int layer_id = 0;
- u32 smem_len=0,map_size = 0;
u32 cblen = 0,crlen = 0;
- u32 xvir = var->xres_virtual; /* virtual resolution */
- u32 yvir = var->yres_virtual;
- u32 xoffset = var->xoffset; /* offset from virtual to visible */
- u32 yoffset = var->yoffset; /* resolution */
-
-
- u16 xpos = (var->nonstd>>8) & 0xfff; //visiable pos in panel
+ u16 xsize =0,ysize = 0; //winx display window height/width --->LCDC_WINx_DSP_INFO
+ u32 xoffset = var->xoffset; // offset from virtual to visible
+ u32 yoffset = var->yoffset; //resolution
+ u16 xpos = (var->nonstd>>8) & 0xfff; //visiable pos in panel
u16 ypos = (var->nonstd>>20) & 0xfff;
- u16 xsize =0,ysize = 0;
- u8 data_format = var->nonstd&0x0f;
-
- if(!strcmp(fix->id,"fb1")){
- dev_drv = inf->rk_lcdc_device[0];
- par = &dev_drv->layer_par[0];
- layer_id = 0;
- }else if(!strcmp(fix->id,"fb0")){
- dev_drv = inf->rk_lcdc_device[0];
- par = &dev_drv->layer_par[1];
- layer_id = 1;
- }else if(!strcmp(fix->id,"fb3")){
- dev_drv = inf->rk_lcdc_device[1];
- par = &dev_drv->layer_par[0];
- layer_id = 0;
- }else if(!strcmp(fix->id,"fb2")){
- dev_drv = inf->rk_lcdc_device[1];
- par = &dev_drv->layer_par[1];
- layer_id = 1;
- }else{
- dev_drv = inf->rk_lcdc_device[0];
- par = &dev_drv->layer_par[1];
- layer_id = 0;
+ u32 xvir = var->xres_virtual;
+ u32 yvir = var->yres_virtual;
+ u8 data_format = var->nonstd&0xff;
+ var->pixclock = dev_drv->pixclock;
+ CHK_SUSPEND(dev_drv);
+ layer_id = get_fb_layer_id(fix);
+ if(layer_id < 0)
+ {
+ return -ENODEV;
+ }
+ else
+ {
+ par = dev_drv->layer_par[layer_id];
}
- screen = &dev_drv->screen;
-
if((!strcmp(fix->id,"fb0"))||(!strcmp(fix->id,"fb2"))) //four ui
{
- xsize = screen->x_res;
+ xsize = screen->x_res;
ysize = screen->y_res;
}
else if((!strcmp(fix->id,"fb1"))||(!strcmp(fix->id,"fb3")))
xsize = (var->grayscale>>8) & 0xfff; //visiable size in panel ,for vide0
ysize = (var->grayscale>>20) & 0xfff;
}
- CHK_SUSPEND(inf);
+
/* calculate y_offset,c_offset,line_length,cblen and crlen */
+#if 1
switch (data_format)
{
- case 0: // rgb
- switch(var->bits_per_pixel)
- {
- case 16: // rgb565
- par->format =RGB565;
- fix->line_length = 2 * xvir;
- par->y_offset = (yoffset*xvir + xoffset)*2;
- break;
- case 32: // rgb888
- if(var->transp.length) //we need ditinguish ARGB888 and RGB888
- par->format = ARGB888; //in some register,they have different configration
- else
- par->format = RGB888;
- fix->line_length = 4 * xvir;
- par->y_offset = (yoffset*xvir + xoffset)*4;
- break;
- default:
- return -EINVAL;
- }
- break;
- case 1: // yuv422
- par->format = YUV422;
- fix->line_length = xvir;
- cblen = crlen = (xvir*yvir)>>1;
- par->y_offset = yoffset*xvir + xoffset;
- par->c_offset = par->y_offset;
- break;
- case 2: // yuv4200
- par->format = YUV420;
- fix->line_length = xvir;
- cblen = crlen = (xvir*yvir)>>2;
- par->y_offset = yoffset*xvir + xoffset;
- par->c_offset = (yoffset>>1)*xvir + xoffset;
- break;
- case 4: // none
- case 5: // yuv444
- par->format = 5;
- fix->line_length = xvir<<2;
- par->y_offset = yoffset*xvir + xoffset;
- par->c_offset = yoffset*2*xvir +(xoffset<<1);
- cblen = crlen = (xvir*yvir);
- break;
- default:
+ case HAL_PIXEL_FORMAT_RGBA_8888 : // rgb
+ case HAL_PIXEL_FORMAT_RGBX_8888:
+ par->format = ARGB888;
+ fix->line_length = 4 * xvir;
+ par->y_offset = (yoffset*xvir + xoffset)*4;
+ break;
+ case HAL_PIXEL_FORMAT_RGB_888 :
+ par->format = RGB888;
+ fix->line_length = 3 * xvir;
+ par->y_offset = (yoffset*xvir + xoffset)*3;
+ break;
+ case HAL_PIXEL_FORMAT_RGB_565: //RGB565
+ par->format = RGB565;
+ fix->line_length = 2 * xvir;
+ par->y_offset = (yoffset*xvir + xoffset)*2;
+ break;
+ case HAL_PIXEL_FORMAT_YCbCr_422_SP : // yuv422
+ par->format = YUV422;
+ fix->line_length = xvir;
+ cblen = crlen = (xvir*yvir)>>1;
+ par->y_offset = yoffset*xvir + xoffset;
+ par->c_offset = par->y_offset;
+ break;
+ case HAL_PIXEL_FORMAT_YCrCb_NV12 : // YUV420---uvuvuv
+ par->format = YUV420;
+ fix->line_length = xvir;
+ cblen = crlen = (xvir*yvir)>>2;
+ par->y_offset = yoffset*xvir + xoffset;
+ par->c_offset = (yoffset>>1)*xvir + xoffset;
+ break;
+ case HAL_PIXEL_FORMAT_YCrCb_444 : // yuv444
+ par->format = 5;
+ fix->line_length = xvir<<2;
+ par->y_offset = yoffset*xvir + xoffset;
+ par->c_offset = yoffset*2*xvir +(xoffset<<1);
+ cblen = crlen = (xvir*yvir);
+ break;
+ default:
+ printk("un supported format:0x%x\n",data_format);
return -EINVAL;
}
+#else
+ switch(var->bits_per_pixel)
+ {
+ case 32:
+ par->format = ARGB888;
+ fix->line_length = 4 * xvir;
+ par->y_offset = (yoffset*xvir + xoffset)*4;
+ break;
+ case 16:
+ par->format = RGB565;
+ fix->line_length = 2 * xvir;
+ par->y_offset = (yoffset*xvir + xoffset)*2;
+ break;
+
+ }
+#endif
- smem_len = fix->line_length * yvir + cblen + crlen;
- // map_size = PAGE_ALIGN(smem_len);
-
- fix->smem_len = smem_len;
par->xpos = xpos;
par->ypos = ypos;
par->xsize = xsize;
par->ysize = ysize;
par->smem_start =fix->smem_start;
- par->xact = var->xres;
+ par->cbr_start = fix->mmio_start;
+ par->xact = var->xres; //winx active window height,is a part of vir
par->yact = var->yres;
- par->xres_virtual = xvir; // virtuail resolution
- par->yres_virtual = yvir;
+ par->xvir = var->xres_virtual; // virtual resolution stride --->LCDC_WINx_VIR
+ par->yvir = var->yres_virtual;
dev_drv->set_par(dev_drv,layer_id);
return 0;
unsigned transp, struct fb_info *info)
{
unsigned int val;
-// fbprintk(">>>>>> %s : %s \n", __FILE__, __FUNCTION__);
switch (info->fix.visual) {
case FB_VISUAL_TRUECOLOR:
static struct fb_ops fb_ops = {
.owner = THIS_MODULE,
+ .fb_open = rk_fb_open,
+ .fb_release = rk_fb_close,
.fb_check_var = rk_fb_check_var,
.fb_set_par = rk_fb_set_par,
.fb_blank = rk_fb_blank,
.fb_ioctl = rk_fb_ioctl,
+ .fb_pan_display = rk_pan_display,
.fb_setcolreg = fb_setcolreg,
.fb_fillrect = cfb_fillrect,
.fb_copyarea = cfb_copyarea,
.green = {5,6,0},
.blue = {0,5,0},
.transp = {0,0,0},
- .nonstd = 0, //win1 format & ypos & xpos (ypos<<20 + xpos<<8 + format)
- .grayscale = 0, //win1 transprent mode & value(mode<<8 + value)
+ .nonstd = HAL_PIXEL_FORMAT_RGB_565, //(ypos<<20+xpos<<8+format) format
+ .grayscale = 0, //(ysize<<20+xsize<<8)
.activate = FB_ACTIVATE_NOW,
.accel_flags = 0,
.vmode = FB_VMODE_NONINTERLACED,
struct fb_info *fb = inf->fb[fb_id];
return fb;
}
-EXPORT_SYMBOL(get_fb);
+EXPORT_SYMBOL(rk_get_fb);
void rk_direct_fb_show(struct fb_info * fbi)
{
rk_fb_set_par(fbi);
+ rk_pan_display(&fbi->var, fbi);
}
-EXPORT_SYMBOL(direct_fb_show);
+EXPORT_SYMBOL(rk_direct_fb_show);
-static int request_fb_buffer(struct fb_info *fbi,int fb_id)
+static int rk_request_fb_buffer(struct fb_info *fbi,int fb_id)
{
- struct resource *res;
- int ret = 0;
- switch(fb_id)
- {
- case 0:
- res = platform_get_resource_byname(g_fb_pdev, IORESOURCE_MEM, "fb0 buf");
- if (res == NULL)
- {
- dev_err(&g_fb_pdev->dev, "failed to get win0 memory \n");
- ret = -ENOENT;
- }
- fbi->fix.smem_start = res->start;
- fbi->fix.smem_len = res->end - res->start + 1;
- fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
- memset(fbi->screen_base, 0, fbi->fix.smem_len);
- #ifdef CONFIG_FB_WORK_IPP
- /* alloc ipp buf for rotate */
- res = platform_get_resource_byname(g_fb_pdev, IORESOURCE_MEM, "ipp buf");
- if (res == NULL)
- {
- dev_err(&g_fb_pdev->dev, "failed to get win1 ipp memory \n");
- ret = -ENOENT;
- }
- fbi->fix.mmio_start = res->start;
- fbi->fix.mmio_len = res->end - res->start + 1;
- break;
- #endif
- case 2:
- res = platform_get_resource_byname(g_fb_pdev, IORESOURCE_MEM, "fb2 buf");
- if (res == NULL)
- {
- dev_err(&g_fb_pdev->dev, "failed to get win0 memory \n");
- ret = -ENOENT;
- }
- fbi->fix.smem_start = res->start;
- fbi->fix.smem_len = res->end - res->start + 1;
- fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
- memset(fbi->screen_base, 0, fbi->fix.smem_len);
- break;
- default:
- ret = -EINVAL;
- break;
+ struct resource *res;
+ struct resource *mem;
+ int ret = 0;
+ switch(fb_id)
+ {
+ case 0:
+ res = platform_get_resource_byname(g_fb_pdev, IORESOURCE_MEM, "fb0 buf");
+ if (res == NULL)
+ {
+ dev_err(&g_fb_pdev->dev, "failed to get win0 memory \n");
+ ret = -ENOENT;
+ }
+ fbi->fix.smem_start = res->start;
+ fbi->fix.smem_len = res->end - res->start + 1;
+ mem = request_mem_region(res->start, resource_size(res), g_fb_pdev->name);
+ fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
+ memset(fbi->screen_base, 0, fbi->fix.smem_len);
+ printk("fb%d:phy:%lx>>vir:%p>>len:0x%x\n",fb_id,
+ fbi->fix.smem_start,fbi->screen_base,fbi->fix.smem_len);
+ #ifdef CONFIG_FB_WORK_IPP // alloc ipp buf for rotate
+ res = platform_get_resource_byname(g_fb_pdev, IORESOURCE_MEM, "ipp buf");
+ if (res == NULL)
+ {
+ dev_err(&g_fb_pdev->dev, "failed to get win1 ipp memory \n");
+ ret = -ENOENT;
+ }
+ fbi->fix.mmio_start = res->start;
+ fbi->fix.mmio_len = res->end - res->start + 1;
+ #endif
+ break;
+ case 2:
+ res = platform_get_resource_byname(g_fb_pdev, IORESOURCE_MEM, "fb2 buf");
+ if (res == NULL)
+ {
+ dev_err(&g_fb_pdev->dev, "failed to get win0 memory \n");
+ ret = -ENOENT;
+ }
+ fbi->fix.smem_start = res->start;
+ fbi->fix.smem_len = res->end - res->start + 1;
+ mem = request_mem_region(res->start, resource_size(res), g_fb_pdev->name);
+ fbi->screen_base = ioremap(res->start, fbi->fix.smem_len);
+ memset(fbi->screen_base, 0, fbi->fix.smem_len);
+ printk("fb%d:phy:%lx>>vir:%p>>len:0x%x\n",fb_id,
+ fbi->fix.smem_start,fbi->screen_base,fbi->fix.smem_len);
+ break;
+ default:
+ ret = -EINVAL;
+ break;
}
return ret;
}
-int rk_fb_register(struct rk_lcdc_device_driver *dev_drv)
+
+static int rk_release_fb_buffer(struct fb_info *fbi)
+{
+ if(!fbi)
+ {
+ printk("no need release null fb buffer!\n");
+ return -EINVAL;
+ }
+ if(!strcmp(fbi->fix.id,"fb1")||!strcmp(fbi->fix.id,"fb3")) //buffer for fb1 and fb3 are alloc by android
+ return 0;
+ iounmap(fbi->screen_base);
+ release_mem_region(fbi->fix.smem_start,fbi->fix.smem_len);
+ return 0;
+
+}
+static int init_layer_par(struct rk_lcdc_device_driver *dev_drv)
+{
+ int i;
+ struct layer_par * def_par = NULL;
+ int num_par = dev_drv->num_layer;
+ for(i = 0; i < num_par; i++)
+ {
+ struct layer_par *par = NULL;
+ par = kzalloc(sizeof(struct layer_par), GFP_KERNEL);
+ if(!par)
+ {
+ printk(KERN_ERR "kzmalloc for layer_par fail!");
+ return -ENOMEM;
+
+ }
+ def_par = &dev_drv->def_layer_par[i];
+ strcpy(par->name,def_par->name);
+ par->id = def_par->id;
+ par->support_3d = def_par->support_3d;
+ dev_drv->layer_par[i] = par;
+ }
+
+ return 0;
+
+
+}
+
+
+static int init_lcdc_device_driver(struct rk_lcdc_device_driver *dev_drv,
+ struct rk_lcdc_device_driver *def_drv,int id)
+{
+ if(!def_drv)
+ {
+ printk(KERN_ERR "default lcdc device driver is null!\n");
+ return -EINVAL;
+ }
+ if(!dev_drv)
+ {
+ printk(KERN_ERR "lcdc device driver is null!\n");
+ return -EINVAL;
+ }
+ sprintf(dev_drv->name, "lcdc%d",id);
+ dev_drv->open = def_drv->open;
+ dev_drv->init_lcdc = def_drv->init_lcdc;
+ dev_drv->ioctl = def_drv->ioctl;
+ dev_drv->blank = def_drv->blank;
+ dev_drv->set_par = def_drv->set_par;
+ dev_drv->pan_display = def_drv->pan_display;
+ dev_drv->suspend = def_drv->suspend;
+ dev_drv->resume = def_drv->resume;
+ dev_drv->load_screen = def_drv->load_screen;
+ dev_drv->def_layer_par = def_drv->def_layer_par;
+ dev_drv->num_layer = def_drv->num_layer;
+ init_layer_par(dev_drv);
+ init_completion(&dev_drv->frame_done);
+ spin_lock_init(&dev_drv->cpl_lock);
+ dev_drv->first_frame = 1;
+
+ return 0;
+}
+
+int rk_fb_register(struct rk_lcdc_device_driver *dev_drv,
+ struct rk_lcdc_device_driver *def_drv,int id)
{
struct rk_fb_inf *fb_inf = platform_get_drvdata(g_fb_pdev);
struct fb_info *fbi;
int i=0,ret = 0;
int lcdc_id = 0;
- if(NULL==dev_drv){
- printk("null lcdc device driver?");
- return -ENOENT;
- }
- for(i=0;i<RK30_MAX_LCDC_SUPPORT;i++){
- if(NULL==fb_inf->rk_lcdc_device[i]){
- fb_inf->rk_lcdc_device[i] = dev_drv;
- fb_inf->rk_lcdc_device[i]->id = i;
- fb_inf->num_lcdc++;
- break;
- }
- }
- if(i==RK30_MAX_LCDC_SUPPORT){
- printk("rk_fb_register lcdc out of support %d",i);
- return -ENOENT;
- }
- lcdc_id = i;
-
+ if(NULL == dev_drv)
+ {
+ printk("null lcdc device driver?");
+ return -ENOENT;
+ }
+ for(i=0;i<RK30_MAX_LCDC_SUPPORT;i++)
+ {
+ if(NULL==fb_inf->lcdc_dev_drv[i])
+ {
+ fb_inf->lcdc_dev_drv[i] = dev_drv;
+ fb_inf->lcdc_dev_drv[i]->id = i;
+ fb_inf->num_lcdc++;
+ break;
+ }
+ }
+ if(i==RK30_MAX_LCDC_SUPPORT)
+ {
+ printk("rk_fb_register lcdc out of support %d",i);
+ return -ENOENT;
+ }
+ lcdc_id = i;
+ init_lcdc_device_driver(dev_drv, def_drv,id);
+ set_lcd_info(dev_drv->screen, fb_inf->mach_info->lcd_info);
+ dev_drv->init_lcdc(dev_drv);
+ dev_drv->load_screen(dev_drv,1);
/************fb set,one layer one fb ***********/
+ dev_drv->fb_index_base = fb_inf->num_fb;
for(i=0;i<dev_drv->num_layer;i++)
{
fbi= framebuffer_alloc(0, &g_fb_pdev->dev);
fbi = NULL;
ret = -ENOMEM;
}
+ fbi->par = dev_drv;
fbi->var = def_var;
fbi->fix = def_fix;
sprintf(fbi->fix.id,"fb%d",fb_inf->num_fb);
- fbi->var.xres = fb_inf->rk_lcdc_device[lcdc_id]->screen.x_res;
- fbi->var.yres = fb_inf->rk_lcdc_device[lcdc_id]->screen.y_res;
+ fbi->var.xres = fb_inf->lcdc_dev_drv[lcdc_id]->screen->x_res;
+ fbi->var.yres = fb_inf->lcdc_dev_drv[lcdc_id]->screen->y_res;
fbi->var.bits_per_pixel = 16;
- fbi->var.xres_virtual = fb_inf->rk_lcdc_device[lcdc_id]->screen.x_res;
- fbi->var.yres_virtual = fb_inf->rk_lcdc_device[lcdc_id]->screen.y_res;
- fbi->var.width = fb_inf->rk_lcdc_device[lcdc_id]->screen.width;
- fbi->var.height = fb_inf->rk_lcdc_device[lcdc_id]->screen.height;
- fbi->var.pixclock =fb_inf->rk_lcdc_device[lcdc_id]->pixclock;
- fbi->var.left_margin = fb_inf->rk_lcdc_device[lcdc_id]->screen.left_margin;
- fbi->var.right_margin = fb_inf->rk_lcdc_device[lcdc_id]->screen.right_margin;
- fbi->var.upper_margin = fb_inf->rk_lcdc_device[lcdc_id]->screen.upper_margin;
- fbi->var.lower_margin = fb_inf->rk_lcdc_device[lcdc_id]->screen.lower_margin;
- fbi->var.vsync_len = fb_inf->rk_lcdc_device[lcdc_id]->screen.vsync_len;
- fbi->var.hsync_len = fb_inf->rk_lcdc_device[lcdc_id]->screen.hsync_len;
+ fbi->var.xres_virtual = fb_inf->lcdc_dev_drv[lcdc_id]->screen->x_res;
+ fbi->var.yres_virtual = fb_inf->lcdc_dev_drv[lcdc_id]->screen->y_res;
+ fbi->var.width = fb_inf->lcdc_dev_drv[lcdc_id]->screen->width;
+ fbi->var.height = fb_inf->lcdc_dev_drv[lcdc_id]->screen->height;
+ fbi->var.pixclock =fb_inf->lcdc_dev_drv[lcdc_id]->pixclock;
+ fbi->var.left_margin = fb_inf->lcdc_dev_drv[lcdc_id]->screen->left_margin;
+ fbi->var.right_margin = fb_inf->lcdc_dev_drv[lcdc_id]->screen->right_margin;
+ fbi->var.upper_margin = fb_inf->lcdc_dev_drv[lcdc_id]->screen->upper_margin;
+ fbi->var.lower_margin = fb_inf->lcdc_dev_drv[lcdc_id]->screen->lower_margin;
+ fbi->var.vsync_len = fb_inf->lcdc_dev_drv[lcdc_id]->screen->vsync_len;
+ fbi->var.hsync_len = fb_inf->lcdc_dev_drv[lcdc_id]->screen->hsync_len;
fbi->fbops = &fb_ops;
fbi->flags = FBINFO_FLAG_DEFAULT;
- fbi->pseudo_palette = fb_inf->rk_lcdc_device[lcdc_id]->layer_par[i].pseudo_pal;
- request_fb_buffer(fbi,fb_inf->num_fb);
+ fbi->pseudo_palette = fb_inf->lcdc_dev_drv[lcdc_id]->layer_par[i]->pseudo_pal;
+ rk_request_fb_buffer(fbi,fb_inf->num_fb);
ret = register_framebuffer(fbi);
if(ret<0)
{
printk("%s>>fb%d register_framebuffer fail!\n",__func__,fb_inf->num_fb);
ret = -EINVAL;
}
+ rkfb_create_sysfs(fbi);
fb_inf->fb[fb_inf->num_fb] = fbi;
printk("%s>>>>>%s\n",__func__,fb_inf->fb[fb_inf->num_fb]->fix.id);
fb_inf->num_fb++;
/* Start display and show logo on boot */
fb_set_cmap(&fb_inf->fb[fb_inf->num_fb-2]->cmap, fb_inf->fb[fb_inf->num_fb-2]);
fb_show_logo(fb_inf->fb[fb_inf->num_fb-2], FB_ROTATE_UR);
- fb_inf->fb[fb_inf->num_fb-2]->fbops->fb_blank(FB_BLANK_UNBLANK, fb_inf->fb[fb_inf->num_fb-2]);
+ fb_inf->fb[fb_inf->num_fb-2]->fbops->fb_pan_display(&(fb_inf->fb[fb_inf->num_fb-2]->var), fb_inf->fb[fb_inf->num_fb-2]);
}
#endif
return 0;
}
-int rk_fb_unregister(struct rk_lcdc_device_driver *fb_device_driver)
+int rk_fb_unregister(struct rk_lcdc_device_driver *dev_drv)
{
struct rk_fb_inf *fb_inf = platform_get_drvdata(g_fb_pdev);
+ struct fb_info *fbi;
+ int fb_index_base = dev_drv->fb_index_base;
+ int fb_num = dev_drv->num_layer;
int i=0;
- if(NULL==fb_device_driver){
- printk("rk_fb_register lcdc register fail");
+ if(NULL == dev_drv)
+ {
+ printk(" no need to unregister null lcdc device driver!\n");
return -ENOENT;
- }
- for(i=0;i<RK30_MAX_LCDC_SUPPORT;i++){
- if(fb_inf->rk_lcdc_device[i]->id == i ){
- fb_inf->rk_lcdc_device[i] = NULL;
- fb_inf->num_lcdc--;
- break;
- }
}
- if(i==RK30_MAX_LCDC_SUPPORT){
- printk("rk_fb_unregister lcdc out of support %d",i);
- return -ENOENT;
+
+ for(i = 0; i < fb_num; i++)
+ {
+ kfree(dev_drv->layer_par[i]);
}
-
+
+ for(i=fb_index_base;i<(fb_index_base+fb_num);i++)
+ {
+ fbi = fb_inf->fb[i];
+ unregister_framebuffer(fbi);
+ rk_release_fb_buffer(fbi);
+ framebuffer_release(fbi);
+ }
+ fb_inf->lcdc_dev_drv[dev_drv->id]= NULL;
return 0;
}
+
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+struct suspend_info {
+ struct early_suspend early_suspend;
+ struct rk_fb_inf *inf;
+};
+
+static void rkfb_early_suspend(struct early_suspend *h)
+{
+ struct suspend_info *info = container_of(h, struct suspend_info,
+ early_suspend);
+ struct rk_fb_inf *inf = info->inf;
+ int i;
+ inf->mach_info->io_disable();
+ for(i = 0; i < inf->num_lcdc; i++)
+ {
+ atomic_set(&inf->lcdc_dev_drv[i]->in_suspend,1);
+ inf->lcdc_dev_drv[i]->suspend(inf->lcdc_dev_drv[i]);
+ }
+}
+static void rkfb_early_resume(struct early_suspend *h)
+{
+ struct suspend_info *info = container_of(h, struct suspend_info,
+ early_suspend);
+ struct rk_fb_inf *inf = info->inf;
+ int i;
+ inf->mach_info->io_enable();
+ for(i = 0; i < inf->num_lcdc; i++)
+ {
+ inf->lcdc_dev_drv[i]->resume(inf->lcdc_dev_drv[i]);
+ atomic_set(&inf->lcdc_dev_drv[i]->in_suspend,0);
+ }
+
+}
+
+
+
+static struct suspend_info suspend_info = {
+ .early_suspend.suspend = rkfb_early_suspend,
+ .early_suspend.resume = rkfb_early_resume,
+ .early_suspend.level = EARLY_SUSPEND_LEVEL_DISABLE_FB,
+};
+#endif
+
static int __devinit rk_fb_probe (struct platform_device *pdev)
{
- struct rk_fb_inf *fb_inf = NULL;
+ struct rk_fb_inf *fb_inf = NULL;
+ struct rk29fb_info * mach_info = NULL;
int ret = 0;
g_fb_pdev=pdev;
- /* Malloc rk29fb_inf and set it to pdev for drvdata */
- fb_inf = kmalloc(sizeof(struct rk_fb_inf), GFP_KERNEL);
- if(!fb_inf)
- {
- dev_err(&pdev->dev, ">>fb inf kmalloc fail!");
- ret = -ENOMEM;
- }
- memset(fb_inf, 0, sizeof(struct rk_fb_inf));
- platform_set_drvdata(pdev, fb_inf);
+ /* Malloc rk_fb_inf and set it to pdev for drvdata */
+ fb_inf = kzalloc(sizeof(struct rk_fb_inf), GFP_KERNEL);
+ if(!fb_inf)
+ {
+ dev_err(&pdev->dev, ">>fb inf kmalloc fail!");
+ ret = -ENOMEM;
+ }
+ platform_set_drvdata(pdev,fb_inf);
+ mach_info = pdev->dev.platform_data;
+ fb_inf->mach_info = mach_info;
+ if(mach_info->io_init)
+ mach_info->io_init(NULL);
+#ifdef CONFIG_HAS_EARLYSUSPEND
+ suspend_info.inf = fb_inf;
+ register_early_suspend(&suspend_info.early_suspend);
+#endif
printk("rk fb probe ok!\n");
return 0;
}
static int __devexit rk_fb_remove(struct platform_device *pdev)
{
- return 0;
+ struct rk_fb_inf *fb_inf = platform_get_drvdata(pdev);
+ kfree(fb_inf);
+ platform_set_drvdata(pdev, NULL);
+ return 0;
}
static void rk_fb_shutdown(struct platform_device *pdev)
{
-
+ struct rk_fb_inf *fb_inf = platform_get_drvdata(pdev);
+ kfree(fb_inf);
+ platform_set_drvdata(pdev, NULL);
}
static struct platform_driver rk_fb_driver = {
platform_driver_unregister(&rk_fb_driver);
}
-fs_initcall(rk_fb_init);
+subsys_initcall_sync(rk_fb_init);
module_exit(rk_fb_exit);
projects / firefly-linux-kernel-4.4.55.git / blobdiff