diff options
author | Jeff Garzik <jgarzik@pobox.com> | 2005-11-29 03:50:33 -0500 |
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committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-29 03:50:33 -0500 |
commit | 2226340eb8df9c42f9fca74582d08d5117fc0cec (patch) | |
tree | c98370844715194600b79f886dbc391633f3e470 /drivers/video/console/fbcon_rotate.h | |
parent | 2e06cb5859fdaeba0529806eb1bf161ffd0db201 (diff) | |
parent | 624f54be206adf970cd8eece16446b027913e533 (diff) |
Merge branch 'master'
Diffstat (limited to 'drivers/video/console/fbcon_rotate.h')
-rw-r--r-- | drivers/video/console/fbcon_rotate.h | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/video/console/fbcon_rotate.h b/drivers/video/console/fbcon_rotate.h index 90c672096c2..1b8f92fdc6a 100644 --- a/drivers/video/console/fbcon_rotate.h +++ b/drivers/video/console/fbcon_rotate.h @@ -21,21 +21,13 @@ (s == SCROLL_REDRAW || s == SCROLL_MOVE || !(i)->fix.xpanstep) ? \ (i)->var.xres : (i)->var.xres_virtual; }) -/* - * The bitmap is always big endian - */ -#if defined(__LITTLE_ENDIAN) -#define FBCON_BIT(b) (7 - (b)) -#else -#define FBCON_BIT(b) (b) -#endif static inline int pattern_test_bit(u32 x, u32 y, u32 pitch, const char *pat) { u32 tmp = (y * pitch) + x, index = tmp / 8, bit = tmp % 8; pat +=index; - return (test_bit(FBCON_BIT(bit), (void *)pat)); + return (*pat) & (0x80 >> bit); } static inline void pattern_set_bit(u32 x, u32 y, u32 pitch, char *pat) @@ -43,13 +35,14 @@ static inline void pattern_set_bit(u32 x, u32 y, u32 pitch, char *pat) u32 tmp = (y * pitch) + x, index = tmp / 8, bit = tmp % 8; pat += index; - set_bit(FBCON_BIT(bit), (void *)pat); + + (*pat) |= 0x80 >> bit; } static inline void rotate_ud(const char *in, char *out, u32 width, u32 height) { int i, j; - int shift = width % 8; + int shift = (8 - (width % 8)) & 7; width = (width + 7) & ~7; @@ -85,7 +78,7 @@ static inline void rotate_cw(const char *in, char *out, u32 width, u32 height) static inline void rotate_ccw(const char *in, char *out, u32 width, u32 height) { int i, j, h = height, w = width; - int shift = width % 8; + int shift = (8 - (width % 8)) & 7; width = (width + 7) & ~7; height = (height + 7) & ~7; |