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path: root/drivers/video/fbmem.c
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Diffstat (limited to 'drivers/video/fbmem.c')
-rw-r--r--drivers/video/fbmem.c57
1 files changed, 5 insertions, 52 deletions
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 8cef020d1801..78907a873493 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -76,65 +76,21 @@ int fb_get_color_depth(struct fb_var_screeninfo *var)
EXPORT_SYMBOL(fb_get_color_depth);
/*
- * Drawing helpers.
+ * Data padding functions.
*/
-void fb_iomove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf,
- u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch,
- u32 height)
-{
- int i;
-
- for (i = height; i--; ) {
- buf->outbuf(info, dst, src, s_pitch);
- src += s_pitch;
- dst += d_pitch;
- }
-}
-
void fb_sysmove_buf_aligned(struct fb_info *info, struct fb_pixmap *buf,
u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch,
u32 height)
{
- int i, j;
+ int i;
for (i = height; i--; ) {
- for (j = 0; j < s_pitch; j++)
- dst[j] = src[j];
+ memcpy(dst, src, s_pitch);
src += s_pitch;
dst += d_pitch;
}
}
-
-void fb_iomove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf,
- u8 *dst, u32 d_pitch, u8 *src, u32 idx,
- u32 height, u32 shift_high, u32 shift_low,
- u32 mod)
-{
- u8 mask = (u8) (0xfff << shift_high), tmp;
- int i, j;
-
- for (i = height; i--; ) {
- for (j = 0; j < idx; j++) {
- tmp = buf->inbuf(info, dst+j);
- tmp &= mask;
- tmp |= *src >> shift_low;
- buf->outbuf(info, dst+j, &tmp, 1);
- tmp = *src << shift_high;
- buf->outbuf(info, dst+j+1, &tmp, 1);
- src++;
- }
- tmp = buf->inbuf(info, dst+idx);
- tmp &= mask;
- tmp |= *src >> shift_low;
- buf->outbuf(info, dst+idx, &tmp, 1);
- if (shift_high < mod) {
- tmp = *src << shift_high;
- buf->outbuf(info, dst+idx+1, &tmp, 1);
- }
- src++;
- dst += d_pitch;
- }
-}
+EXPORT_SYMBOL(fb_sysmove_buf_aligned);
void fb_sysmove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf,
u8 *dst, u32 d_pitch, u8 *src, u32 idx,
@@ -166,6 +122,7 @@ void fb_sysmove_buf_unaligned(struct fb_info *info, struct fb_pixmap *buf,
dst += d_pitch;
}
}
+EXPORT_SYMBOL(fb_sysmove_buf_unaligned);
/*
* we need to lock this section since fb_cursor
@@ -1357,10 +1314,6 @@ EXPORT_SYMBOL(fb_set_var);
EXPORT_SYMBOL(fb_blank);
EXPORT_SYMBOL(fb_pan_display);
EXPORT_SYMBOL(fb_get_buffer_offset);
-EXPORT_SYMBOL(fb_iomove_buf_unaligned);
-EXPORT_SYMBOL(fb_iomove_buf_aligned);
-EXPORT_SYMBOL(fb_sysmove_buf_unaligned);
-EXPORT_SYMBOL(fb_sysmove_buf_aligned);
EXPORT_SYMBOL(fb_set_suspend);
EXPORT_SYMBOL(fb_register_client);
EXPORT_SYMBOL(fb_unregister_client);