diff options
Diffstat (limited to 'drivers/video/fbmem.c')
-rw-r--r-- | drivers/video/fbmem.c | 57 |
1 files changed, 5 insertions, 52 deletions
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 8cef020..78907a8 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); |