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path: root/drivers/video/console/bitblit.c
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Diffstat (limited to 'drivers/video/console/bitblit.c')
-rw-r--r--drivers/video/console/bitblit.c85
1 files changed, 39 insertions, 46 deletions
diff --git a/drivers/video/console/bitblit.c b/drivers/video/console/bitblit.c
index 9f70e512b88..61b182bf32a 100644
--- a/drivers/video/console/bitblit.c
+++ b/drivers/video/console/bitblit.c
@@ -10,8 +10,8 @@
* more details.
*/
-#include <linux/config.h>
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/string.h>
#include <linux/fb.h>
#include <linux/vt_kern.h>
@@ -22,40 +22,11 @@
/*
* Accelerated handlers.
*/
-#define FBCON_ATTRIBUTE_UNDERLINE 1
-#define FBCON_ATTRIBUTE_REVERSE 2
-#define FBCON_ATTRIBUTE_BOLD 4
-
-static inline int real_y(struct display *p, int ypos)
-{
- int rows = p->vrows;
-
- ypos += p->yscroll;
- return ypos < rows ? ypos : ypos - rows;
-}
-
-
-static inline int get_attribute(struct fb_info *info, u16 c)
-{
- int attribute = 0;
-
- if (fb_get_color_depth(&info->var, &info->fix) == 1) {
- if (attr_underline(c))
- attribute |= FBCON_ATTRIBUTE_UNDERLINE;
- if (attr_reverse(c))
- attribute |= FBCON_ATTRIBUTE_REVERSE;
- if (attr_bold(c))
- attribute |= FBCON_ATTRIBUTE_BOLD;
- }
-
- return attribute;
-}
-
-static inline void update_attr(u8 *dst, u8 *src, int attribute,
+static void update_attr(u8 *dst, u8 *src, int attribute,
struct vc_data *vc)
{
int i, offset = (vc->vc_font.height < 10) ? 1 : 2;
- int width = (vc->vc_font.width + 7) >> 3;
+ int width = DIV_ROUND_UP(vc->vc_font.width, 8);
unsigned int cellsize = vc->vc_font.height * width;
u8 c;
@@ -93,7 +64,7 @@ static void bit_clear(struct vc_data *vc, struct fb_info *info, int sy,
int bgshift = (vc->vc_hi_font_mask) ? 13 : 12;
struct fb_fillrect region;
- region.color = attr_bgcol_ec(bgshift, vc);
+ region.color = attr_bgcol_ec(bgshift, vc, info);
region.dx = sx * vc->vc_font.width;
region.dy = sy * vc->vc_font.height;
region.width = width * vc->vc_font.width;
@@ -174,7 +145,7 @@ static void bit_putcs(struct vc_data *vc, struct fb_info *info,
int fg, int bg)
{
struct fb_image image;
- u32 width = (vc->vc_font.width + 7)/8;
+ u32 width = DIV_ROUND_UP(vc->vc_font.width, 8);
u32 cellsize = width * vc->vc_font.height;
u32 maxcnt = info->pixmap.size/cellsize;
u32 scan_align = info->pixmap.scan_align - 1;
@@ -191,7 +162,7 @@ static void bit_putcs(struct vc_data *vc, struct fb_info *info,
image.depth = 1;
if (attribute) {
- buf = kmalloc(cellsize, GFP_KERNEL);
+ buf = kmalloc(cellsize, GFP_ATOMIC);
if (!buf)
return;
}
@@ -203,7 +174,7 @@ static void bit_putcs(struct vc_data *vc, struct fb_info *info,
cnt = count;
image.width = vc->vc_font.width * cnt;
- pitch = ((image.width + 7) >> 3) + scan_align;
+ pitch = DIV_ROUND_UP(image.width, 8) + scan_align;
pitch &= ~scan_align;
size = pitch * image.height + buf_align;
size &= ~buf_align;
@@ -243,7 +214,7 @@ static void bit_clear_margins(struct vc_data *vc, struct fb_info *info,
unsigned int bs = info->var.yres - bh;
struct fb_fillrect region;
- region.color = attr_bgcol_ec(bgshift, vc);
+ region.color = attr_bgcol_ec(bgshift, vc, info);
region.rop = ROP_COPY;
if (rw && !bottom_only) {
@@ -263,15 +234,16 @@ static void bit_clear_margins(struct vc_data *vc, struct fb_info *info,
}
}
-static void bit_cursor(struct vc_data *vc, struct fb_info *info,
- struct display *p, int mode, int softback_lines, int fg, int bg)
+static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode,
+ int softback_lines, int fg, int bg)
{
struct fb_cursor cursor;
- struct fbcon_ops *ops = (struct fbcon_ops *) info->fbcon_par;
+ struct fbcon_ops *ops = info->fbcon_par;
unsigned short charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff;
- int w = (vc->vc_font.width + 7) >> 3, c;
- int y = real_y(p, vc->vc_y);
+ int w = DIV_ROUND_UP(vc->vc_font.width, 8), c;
+ int y = real_y(ops->p, vc->vc_y);
int attribute, use_sw = (vc->vc_cursor_type & 0x10);
+ int err = 1;
char *src;
cursor.set = 0;
@@ -338,7 +310,7 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info,
}
if (cursor.set & FB_CUR_SETSIZE ||
- vc->vc_cursor_type != p->cursor_shape ||
+ vc->vc_cursor_type != ops->p->cursor_shape ||
ops->cursor_state.mask == NULL ||
ops->cursor_reset) {
char *mask = kmalloc(w*vc->vc_font.height, GFP_ATOMIC);
@@ -351,10 +323,10 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info,
kfree(ops->cursor_state.mask);
ops->cursor_state.mask = mask;
- p->cursor_shape = vc->vc_cursor_type;
+ ops->p->cursor_shape = vc->vc_cursor_type;
cursor.set |= FB_CUR_SETSHAPE;
- switch (p->cursor_shape & CUR_HWMASK) {
+ switch (ops->p->cursor_shape & CUR_HWMASK) {
case CUR_NONE:
cur_height = 0;
break;
@@ -408,11 +380,27 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info,
cursor.image.depth = 1;
cursor.rop = ROP_XOR;
- info->fbops->fb_cursor(info, &cursor);
+ if (info->fbops->fb_cursor)
+ err = info->fbops->fb_cursor(info, &cursor);
+
+ if (err)
+ soft_cursor(info, &cursor);
ops->cursor_reset = 0;
}
+static int bit_update_start(struct fb_info *info)
+{
+ struct fbcon_ops *ops = info->fbcon_par;
+ int err;
+
+ err = fb_pan_display(info, &ops->var);
+ ops->var.xoffset = info->var.xoffset;
+ ops->var.yoffset = info->var.yoffset;
+ ops->var.vmode = info->var.vmode;
+ return err;
+}
+
void fbcon_set_bitops(struct fbcon_ops *ops)
{
ops->bmove = bit_bmove;
@@ -420,6 +408,11 @@ void fbcon_set_bitops(struct fbcon_ops *ops)
ops->putcs = bit_putcs;
ops->clear_margins = bit_clear_margins;
ops->cursor = bit_cursor;
+ ops->update_start = bit_update_start;
+ ops->rotate_font = NULL;
+
+ if (ops->rotate)
+ fbcon_set_rotate(ops);
}
EXPORT_SYMBOL(fbcon_set_bitops);