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pm2fb: fb_sync added 

Convert internal wait_pm2() function to fb API fb_sync() method.

Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Antonino A. Daplas 2007-05-10 22:23:29 -07:00 committed by Linus Torvalds
parent 647f2e7aee
commit 03b9ae4b80
1 changed files with 21 additions and 17 deletions
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38
drivers/video/pm2fb.c
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@ -204,17 +204,6 @@ static inline void WAIT_FIFO(struct pm2fb_par* p, u32 a)
}
#endif
static void wait_pm2(struct pm2fb_par* par) {
WAIT_FIFO(par, 1);
pm2_WR(par, PM2R_SYNC, 0);
mb();
do {
while (pm2_RD(par, PM2R_OUT_FIFO_WORDS) == 0);
rmb();
} while (pm2_RD(par, PM2R_OUT_FIFO) != PM2TAG(PM2R_SYNC));
}
/*
* partial products for the supported horizontal resolutions.
*/
@ -1050,13 +1039,30 @@ static int pm2fb_blank(int blank_mode, struct fb_info *info)
return 0;
}
static int pm2fb_sync(struct fb_info *info)
{
struct pm2fb_par *par = info->par;
WAIT_FIFO(par, 1);
pm2_WR(par, PM2R_SYNC, 0);
mb();
do {
while (pm2_RD(par, PM2R_OUT_FIFO_WORDS) == 0)
udelay(10);
rmb();
} while (pm2_RD(par, PM2R_OUT_FIFO) != PM2TAG(PM2R_SYNC));
return 0;
}
/*
* block operation. copy=0: rectangle fill, copy=1: rectangle copy.
*/
static void pm2fb_block_op(struct pm2fb_par* par, int copy,
static void pm2fb_block_op(struct fb_info* info, int copy,
s32 xsrc, s32 ysrc,
s32 x, s32 y, s32 w, s32 h,
u32 color) {
struct pm2fb_par *par = info->par;
if (!w || !h)
return;
@ -1076,13 +1082,11 @@ static void pm2fb_block_op(struct pm2fb_par* par, int copy,
(x<xsrc ? PM2F_INCREASE_X : 0) |
(y<ysrc ? PM2F_INCREASE_Y : 0) |
(copy ? 0 : PM2F_RENDER_FASTFILL));
wait_pm2(par);
}
static void pm2fb_fillrect (struct fb_info *info,
const struct fb_fillrect *region)
{
struct pm2fb_par *par = info->par;
struct fb_fillrect modded;
int vxres, vyres;
u32 color = (info->fix.visual == FB_VISUAL_TRUECOLOR) ?
@ -1116,7 +1120,7 @@ static void pm2fb_fillrect (struct fb_info *info,
color |= color << 16;
if(info->var.bits_per_pixel != 24)
pm2fb_block_op(par, 0, 0, 0,
pm2fb_block_op(info, 0, 0, 0,
modded.dx, modded.dy,
modded.width, modded.height, color);
else
@ -1126,7 +1130,6 @@ static void pm2fb_fillrect (struct fb_info *info,
static void pm2fb_copyarea(struct fb_info *info,
const struct fb_copyarea *area)
{
struct pm2fb_par *par = info->par;
struct fb_copyarea modded;
u32 vxres, vyres;
@ -1156,7 +1159,7 @@ static void pm2fb_copyarea(struct fb_info *info,
if(modded.dy + modded.height > vyres)
modded.height = vyres - modded.dy;
pm2fb_block_op(par, 1, modded.sx, modded.sy,
pm2fb_block_op(info, 1, modded.sx, modded.sy,
modded.dx, modded.dy,
modded.width, modded.height, 0);
}
@ -1177,6 +1180,7 @@ static struct fb_ops pm2fb_ops = {
.fb_fillrect = pm2fb_fillrect,
.fb_copyarea = pm2fb_copyarea,
.fb_imageblit = cfb_imageblit,
.fb_sync = pm2fb_sync,
};
/*