[PATCH] fbdev: stack reduction
Shrink the stack when calling the drawing alignment functions.
Signed-off-by: James Simmons <jsimmons@www.infradead.org>
Cc: "Antonino A. Daplas" <adaplas@hotpop.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/video/nvidia/nvidia.c b/drivers/video/nvidia/nvidia.c
index 47733f5..266ff5d 100644
--- a/drivers/video/nvidia/nvidia.c
+++ b/drivers/video/nvidia/nvidia.c
@@ -516,9 +516,9 @@
static void nvidiafb_load_cursor_image(struct nvidia_par *par, u8 * data8,
u16 bg, u16 fg, u32 w, u32 h)
{
+ u32 *data = (u32 *) data8;
int i, j, k = 0;
u32 b, tmp;
- u32 *data = (u32 *) data8;
w = (w + 1) & ~1;
@@ -890,11 +890,11 @@
{
struct nvidia_par *par = info->par;
u8 data[MAX_CURS * MAX_CURS / 8];
- u16 fg, bg;
int i, set = cursor->set;
+ u16 fg, bg;
if (cursor->image.width > MAX_CURS || cursor->image.height > MAX_CURS)
- return soft_cursor(info, cursor);
+ return -ENXIO;
NVShowHideCursor(par, 0);
@@ -931,21 +931,18 @@
if (src) {
switch (cursor->rop) {
case ROP_XOR:
- for (i = 0; i < s_pitch * cursor->image.height;
- i++)
+ for (i = 0; i < s_pitch * cursor->image.height; i++)
src[i] = dat[i] ^ msk[i];
break;
case ROP_COPY:
default:
- for (i = 0; i < s_pitch * cursor->image.height;
- i++)
+ for (i = 0; i < s_pitch * cursor->image.height; i++)
src[i] = dat[i] & msk[i];
break;
}
- fb_sysmove_buf_aligned(info, &info->pixmap, data,
- d_pitch, src, s_pitch,
- cursor->image.height);
+ fb_pad_aligned_buffer(data, d_pitch, src, s_pitch,
+ cursor->image.height);
bg = ((info->cmap.red[bg_idx] & 0xf8) << 7) |
((info->cmap.green[bg_idx] & 0xf8) << 2) |