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authorAntonino A. Daplas <adaplas@gmail.com>2006-06-26 00:26:31 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-26 09:58:29 -0700
commit58221097a8d8aa2151a70cbf749977998bb3d815 (patch)
tree46ae4968747d2edf596c440719f8b05ec67be3d4
parent72c24cc51aef31219f2e258b4dcb68e09399e040 (diff)
[PATCH] atyfb: Remove unneeded calls to wait_for_idle
The drawing functions of atyfb is unecessary syncing the GPU which is affecting performance. Remove the calls, any direct access by fbcon to the framebuffer will always be preceeded by a call to atyfb_sync(). Signed-off-by: Antonino Daplas <adaplas@pol.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--drivers/video/aty/mach64_accel.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/video/aty/mach64_accel.c b/drivers/video/aty/mach64_accel.c
index c98f4a44213..1490e5e1c23 100644
--- a/drivers/video/aty/mach64_accel.c
+++ b/drivers/video/aty/mach64_accel.c
@@ -200,8 +200,6 @@ void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
if (!area->width || !area->height)
return;
if (!par->accel_flags) {
- if (par->blitter_may_be_busy)
- wait_for_idle(par);
cfb_copyarea(info, area);
return;
}
@@ -248,8 +246,6 @@ void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
if (!rect->width || !rect->height)
return;
if (!par->accel_flags) {
- if (par->blitter_may_be_busy)
- wait_for_idle(par);
cfb_fillrect(info, rect);
return;
}
@@ -288,14 +284,10 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image)
return;
if (!par->accel_flags ||
(image->depth != 1 && info->var.bits_per_pixel != image->depth)) {
- if (par->blitter_may_be_busy)
- wait_for_idle(par);
-
cfb_imageblit(info, image);
return;
}
- wait_for_idle(par);
pix_width = pix_width_save = aty_ld_le32(DP_PIX_WIDTH, par);
host_cntl = aty_ld_le32(HOST_CNTL, par) | HOST_BYTE_ALIGN;
@@ -425,8 +417,6 @@ void atyfb_imageblit(struct fb_info *info, const struct fb_image *image)
}
}
- wait_for_idle(par);
-
/* restore pix_width */
wait_for_fifo(1, par);
aty_st_le32(DP_PIX_WIDTH, pix_width_save, par);