Firebee/FireBee_SVN
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fix formatting

Browse Source
This commit is contained in:
Markus Fröschle
2016-10-18 05:47:56 +00:00
parent f49fecf80c
commit 5c89fa5ec0
4 changed files with 347 additions and 320 deletions
Download Patch File Download Diff File Expand all files Collapse all files

49
video/fbmem.c
View File

@@ -17,36 +17,24 @@
#include "fb.h"
#include "radeonfb.h"
#include "driver_mem.h"
#include "bas_string.h"
#define DBG_FBMEM
#ifdef DBG_FBMEM
#define dbg(format, arg...) do { xprintf("DEBUG: " format, ##arg); } while (0)
#else
#define dbg(format, arg...) do { ; } while (0)
#endif /* DBG_FBMEM */
// #define DEBUG
#include "debug.h"
long mem_cmp(char *p1, char *p2, long size)
{
while(size--)
{
if (*p1++ != *p2++)
return(1);
}
return(0);
}
/*
* Frame buffer device initialization and setup routines
*/
#define FBPIXMAPSIZE (1024 * 8)
int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)
{
int xoffset = var->xoffset;
int yoffset = var->yoffset;
int err;
// DPRINT("fb_pan_display\r\n");
dbg("\r\n");
if ((xoffset < 0) || (yoffset < 0)
|| ((xoffset + info->var.xres) > info->var.xres_virtual))
return -1; //-EINVAL;
@@ -64,15 +52,23 @@ int fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)
int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
{
int err;
// DPRINT("fb_set_var\r\n");
dbg("\r\n");
if (var->activate & FB_ACTIVATE_INV_MODE)
{
/* return 1 if equal */
return(!mem_cmp((char *)&info->var, (char *)var, sizeof(struct fb_var_screeninfo)));
return !memcmp((char *) &info->var, (char *) var, sizeof(struct fb_var_screeninfo));
}
if ((var->activate & FB_ACTIVATE_FORCE)
|| mem_cmp((char *)&info->var, (char *)var, sizeof(struct fb_var_screeninfo)))
|| memcmp((char *) &info->var, (char *) var, sizeof(struct fb_var_screeninfo)))
{
if ((err = info->fbops->fb_check_var(var, info)))
{
return err;
}
if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW)
{
memcpy(&info->var, var, sizeof(struct fb_var_screeninfo));
@@ -80,12 +76,13 @@ int fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
fb_pan_display(info, &info->var);
}
}
return 0;
}
int fb_blank(struct fb_info *info, int blank)
{
dbg("fb_blank\r\n");
dbg("\r\n");
if (blank > FB_BLANK_POWERDOWN)
blank = FB_BLANK_POWERDOWN;
return(info->fbops->fb_blank(blank, info));
@@ -98,11 +95,13 @@ int fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
void *argp = (void *) arg;
int i;
dbg("\r\n");
switch(cmd)
{
case FBIOGET_VSCREENINFO:
memcpy(argp, &info->var, sizeof(var));
return 0;
case FBIOPUT_VSCREENINFO:
memcpy(&var, argp, sizeof(var));
i = fb_set_var(info, &var);
@@ -110,9 +109,11 @@ int fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
return i;
memcpy(argp, &var, sizeof(var));
return 0;
case FBIOGET_FSCREENINFO:
memcpy(argp, &info->fix, sizeof(fix));
return 0;
case FBIOPAN_DISPLAY:
memcpy(&var, argp, sizeof(var));
i = fb_pan_display(info, &var);
@@ -120,13 +121,17 @@ int fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
return i;
memcpy(argp, &var, sizeof(var));
return 0;
case FBIOBLANK:
i = fb_blank(info, arg);
return i;
case FBIO_ALLOC:
return(offscreen_alloc(info,(long)arg));
case FBIO_FREE:
return(offscreen_free(info,(long)arg));
default:
return(info->fbops->fb_ioctl(cmd, arg, info));
}
@@ -155,6 +160,7 @@ struct fb_info *framebuffer_alloc(unsigned long size)
*/
extern struct fb_info *info_fb;
dbg("\r\n");
return info_fb;
}
@@ -169,6 +175,7 @@ struct fb_info *framebuffer_alloc(unsigned long size)
*/
void framebuffer_release(struct fb_info *info)
{
dbg("\r\n");
driver_mem_free(info->par);
}