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Diffstat (limited to 'drivers/video/console/fbcon.c')
-rw-r--r--drivers/video/console/fbcon.c486
1 files changed, 303 insertions, 183 deletions
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 0fc8bb499c3..bcea87c3cc0 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -106,7 +106,8 @@ enum {
FBCON_LOGO_DONTSHOW = -3 /* do not show the logo */
};
-struct display fb_display[MAX_NR_CONSOLES];
+static struct display fb_display[MAX_NR_CONSOLES];
+
static signed char con2fb_map[MAX_NR_CONSOLES];
static signed char con2fb_map_boot[MAX_NR_CONSOLES];
static int logo_height;
@@ -130,6 +131,9 @@ static char fontname[40];
/* current fb_info */
static int info_idx = -1;
+/* console rotation */
+static int rotate;
+
static const struct consw fb_con;
#define CM_SOFTBACK (8)
@@ -176,7 +180,6 @@ static int fbcon_scrolldelta(struct vc_data *vc, int lines);
/*
* Internal routines
*/
-static __inline__ int real_y(struct display *p, int ypos);
static __inline__ void ywrap_up(struct vc_data *vc, int count);
static __inline__ void ywrap_down(struct vc_data *vc, int count);
static __inline__ void ypan_up(struct vc_data *vc, int count);
@@ -189,6 +192,8 @@ static void fbcon_preset_disp(struct fb_info *info, struct fb_var_screeninfo *va
int unit);
static void fbcon_redraw_move(struct vc_data *vc, struct display *p,
int line, int count, int dy);
+static void fbcon_modechanged(struct fb_info *info);
+static void fbcon_set_all_vcs(struct fb_info *info);
#ifdef CONFIG_MAC
/*
@@ -203,6 +208,88 @@ static irqreturn_t fb_vbl_detect(int irq, void *dummy, struct pt_regs *fp)
}
#endif
+#ifdef CONFIG_FRAMEBUFFER_CONSOLE_ROTATION
+static inline void fbcon_set_rotation(struct fb_info *info, struct display *p)
+{
+ struct fbcon_ops *ops = info->fbcon_par;
+
+ if (!(info->flags & FBINFO_MISC_TILEBLITTING) &&
+ p->con_rotate < 4)
+ ops->rotate = p->con_rotate;
+ else
+ ops->rotate = 0;
+}
+
+static void fbcon_rotate(struct fb_info *info, u32 rotate)
+{
+ struct fbcon_ops *ops= info->fbcon_par;
+ struct fb_info *fb_info;
+
+ if (!ops || ops->currcon == -1)
+ return;
+
+ fb_info = registered_fb[con2fb_map[ops->currcon]];
+
+ if (info == fb_info) {
+ struct display *p = &fb_display[ops->currcon];
+
+ if (rotate < 4)
+ p->con_rotate = rotate;
+ else
+ p->con_rotate = 0;
+
+ fbcon_modechanged(info);
+ }
+}
+
+static void fbcon_rotate_all(struct fb_info *info, u32 rotate)
+{
+ struct fbcon_ops *ops = info->fbcon_par;
+ struct vc_data *vc;
+ struct display *p;
+ int i;
+
+ if (!ops || ops->currcon < 0 || rotate > 3)
+ return;
+
+ for (i = 0; i < MAX_NR_CONSOLES; i++) {
+ vc = vc_cons[i].d;
+ if (!vc || vc->vc_mode != KD_TEXT ||
+ registered_fb[con2fb_map[i]] != info)
+ continue;
+
+ p = &fb_display[vc->vc_num];
+ p->con_rotate = rotate;
+ }
+
+ fbcon_set_all_vcs(info);
+}
+#else
+static inline void fbcon_set_rotation(struct fb_info *info, struct display *p)
+{
+ struct fbcon_ops *ops = info->fbcon_par;
+
+ ops->rotate = FB_ROTATE_UR;
+}
+
+static void fbcon_rotate(struct fb_info *info, u32 rotate)
+{
+ return;
+}
+
+static void fbcon_rotate_all(struct fb_info *info, u32 rotate)
+{
+ return;
+}
+#endif /* CONFIG_FRAMEBUFFER_CONSOLE_ROTATION */
+
+static int fbcon_get_rotate(struct fb_info *info)
+{
+ struct fbcon_ops *ops = info->fbcon_par;
+
+ return (ops) ? ops->rotate : 0;
+}
+
static inline int fbcon_is_inactive(struct vc_data *vc, struct fb_info *info)
{
struct fbcon_ops *ops = info->fbcon_par;
@@ -281,6 +368,18 @@ static inline int get_color(struct vc_data *vc, struct fb_info *info,
return color;
}
+static void fbcon_update_softback(struct vc_data *vc)
+{
+ int l = fbcon_softback_size / vc->vc_size_row;
+
+ if (l > 5)
+ softback_end = softback_buf + l * vc->vc_size_row;
+ else
+ /* Smaller scrollback makes no sense, and 0 would screw
+ the operation totally */
+ softback_top = 0;
+}
+
static void fb_flashcursor(void *private)
{
struct fb_info *info = private;
@@ -410,6 +509,14 @@ static int __init fb_console_setup(char *this_opt)
last_fb_vc = simple_strtoul(options, &options, 10) - 1;
fbcon_is_default = 0;
}
+
+ if (!strncmp(options, "rotate:", 7)) {
+ options += 7;
+ if (*options)
+ rotate = simple_strtoul(options, &options, 0);
+ if (rotate > 3)
+ rotate = 0;
+ }
}
return 0;
}
@@ -468,6 +575,7 @@ static void fbcon_prepare_logo(struct vc_data *vc, struct fb_info *info,
int cols, int rows, int new_cols, int new_rows)
{
/* Need to make room for the logo */
+ struct fbcon_ops *ops = info->fbcon_par;
int cnt, erase = vc->vc_video_erase_char, step;
unsigned short *save = NULL, *r, *q;
@@ -477,7 +585,7 @@ static void fbcon_prepare_logo(struct vc_data *vc, struct fb_info *info,
*/
if (fb_get_color_depth(&info->var, &info->fix) == 1)
erase &= ~0x400;
- logo_height = fb_prepare_logo(info);
+ logo_height = fb_prepare_logo(info, ops->rotate);
logo_lines = (logo_height + vc->vc_font.height - 1) /
vc->vc_font.height;
q = (unsigned short *) (vc->vc_origin +
@@ -544,10 +652,14 @@ static void set_blitting_type(struct vc_data *vc, struct fb_info *info,
{
struct fbcon_ops *ops = info->fbcon_par;
+ ops->p = (p) ? p : &fb_display[vc->vc_num];
+
if ((info->flags & FBINFO_MISC_TILEBLITTING))
fbcon_set_tileops(vc, info, p, ops);
- else
+ else {
+ fbcon_set_rotation(info, ops->p);
fbcon_set_bitops(ops);
+ }
}
#else
static void set_blitting_type(struct vc_data *vc, struct fb_info *info,
@@ -556,6 +668,8 @@ static void set_blitting_type(struct vc_data *vc, struct fb_info *info,
struct fbcon_ops *ops = info->fbcon_par;
info->flags &= ~FBINFO_MISC_TILEBLITTING;
+ ops->p = (p) ? p : &fb_display[vc->vc_num];
+ fbcon_set_rotation(info, ops->p);
fbcon_set_bitops(ops);
}
#endif /* CONFIG_MISC_TILEBLITTING */
@@ -615,9 +729,19 @@ static int con2fb_release_oldinfo(struct vc_data *vc, struct fb_info *oldinfo,
fbcon_del_cursor_timer(oldinfo);
kfree(ops->cursor_state.mask);
kfree(ops->cursor_data);
+ kfree(ops->fontbuffer);
kfree(oldinfo->fbcon_par);
oldinfo->fbcon_par = NULL;
module_put(oldinfo->fbops->owner);
+ /*
+ If oldinfo and newinfo are driving the same hardware,
+ the fb_release() method of oldinfo may attempt to
+ restore the hardware state. This will leave the
+ newinfo in an undefined state. Thus, a call to
+ fb_set_par() may be needed for the newinfo.
+ */
+ if (newinfo->fbops->fb_set_par)
+ newinfo->fbops->fb_set_par(newinfo);
}
return err;
@@ -806,7 +930,9 @@ static const char *fbcon_startup(void)
memset(ops, 0, sizeof(struct fbcon_ops));
ops->currcon = -1;
ops->graphics = 1;
+ ops->cur_rotate = -1;
info->fbcon_par = ops;
+ p->con_rotate = rotate;
set_blitting_type(vc, info, NULL);
if (info->fix.type != FB_TYPE_TEXT) {
@@ -845,8 +971,10 @@ static const char *fbcon_startup(void)
vc->vc_font.charcount = 256; /* FIXME Need to support more fonts */
}
- cols = info->var.xres / vc->vc_font.width;
- rows = info->var.yres / vc->vc_font.height;
+ cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres);
+ rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);
+ cols /= vc->vc_font.width;
+ rows /= vc->vc_font.height;
vc_resize(vc, cols, rows);
DPRINTK("mode: %s\n", info->fix.id);
@@ -932,8 +1060,6 @@ static void fbcon_init(struct vc_data *vc, int init)
(info->fix.type == FB_TYPE_TEXT))
logo = 0;
- info->var.xoffset = info->var.yoffset = p->yscroll = 0; /* reset wrap/pan */
-
if (var_to_display(p, &info->var, info))
return;
@@ -965,13 +1091,18 @@ static void fbcon_init(struct vc_data *vc, int init)
if (!*vc->vc_uni_pagedir_loc)
con_copy_unimap(vc, svc);
+ ops = info->fbcon_par;
+ p->con_rotate = rotate;
+ set_blitting_type(vc, info, NULL);
+
cols = vc->vc_cols;
rows = vc->vc_rows;
- new_cols = info->var.xres / vc->vc_font.width;
- new_rows = info->var.yres / vc->vc_font.height;
+ new_cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres);
+ new_rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);
+ new_cols /= vc->vc_font.width;
+ new_rows /= vc->vc_font.height;
vc_resize(vc, new_cols, new_rows);
- ops = info->fbcon_par;
/*
* We must always set the mode. The mode of the previous console
* driver could be in the same resolution but we are using different
@@ -1007,16 +1138,14 @@ static void fbcon_init(struct vc_data *vc, int init)
if (logo)
fbcon_prepare_logo(vc, info, cols, rows, new_cols, new_rows);
- if (vc == svc && softback_buf) {
- int l = fbcon_softback_size / vc->vc_size_row;
- if (l > 5)
- softback_end = softback_buf + l * vc->vc_size_row;
- else {
- /* Smaller scrollback makes no sense, and 0 would screw
- the operation totally */
- softback_top = 0;
- }
+ if (vc == svc && softback_buf)
+ fbcon_update_softback(vc);
+
+ if (ops->rotate_font && ops->rotate_font(info, vc, p)) {
+ ops->rotate = FB_ROTATE_UR;
+ set_blitting_type(vc, info, p);
}
+
}
static void fbcon_deinit(struct vc_data *vc)
@@ -1053,15 +1182,6 @@ static void fbcon_deinit(struct vc_data *vc)
* restriction is simplicity & efficiency at the moment.
*/
-static __inline__ int real_y(struct display *p, int ypos)
-{
- int rows = p->vrows;
-
- ypos += p->yscroll;
- return ypos < rows ? ypos : ypos - rows;
-}
-
-
static void fbcon_clear(struct vc_data *vc, int sy, int sx, int height,
int width)
{
@@ -1149,13 +1269,6 @@ static int scrollback_phys_max = 0;
static int scrollback_max = 0;
static int scrollback_current = 0;
-static int update_var(int con, struct fb_info *info)
-{
- if (con == ((struct fbcon_ops *)info->fbcon_par)->currcon)
- return fb_pan_display(info, &info->var);
- return 0;
-}
-
/*
* If no vc is existent yet, just set struct display
*/
@@ -1165,7 +1278,6 @@ static void fbcon_preset_disp(struct fb_info *info, struct fb_var_screeninfo *va
struct display *p = &fb_display[unit];
struct display *t = &fb_display[fg_console];
- var->xoffset = var->yoffset = p->yscroll = 0;
if (var_to_display(p, var, info))
return;
@@ -1181,9 +1293,9 @@ static void fbcon_set_disp(struct fb_info *info, struct fb_var_screeninfo *var,
struct display *p = &fb_display[vc->vc_num], *t;
struct vc_data **default_mode = vc->vc_display_fg;
struct vc_data *svc = *default_mode;
+ struct fbcon_ops *ops = info->fbcon_par;
int rows, cols, charcnt = 256;
- var->xoffset = var->yoffset = p->yscroll = 0;
if (var_to_display(p, var, info))
return;
t = &fb_display[svc->vc_num];
@@ -1200,9 +1312,10 @@ static void fbcon_set_disp(struct fb_info *info, struct fb_var_screeninfo *var,
var->activate = FB_ACTIVATE_NOW;
info->var.activate = var->activate;
- info->var.yoffset = info->var.xoffset = 0;
+ var->yoffset = info->var.yoffset;
+ var->xoffset = info->var.xoffset;
fb_set_var(info, var);
-
+ ops->var = info->var;
vc->vc_can_do_color = (fb_get_color_depth(&info->var, &info->fix)!=1);
vc->vc_complement_mask = vc->vc_can_do_color ? 0x7700 : 0x0800;
if (charcnt == 256) {
@@ -1218,38 +1331,32 @@ static void fbcon_set_disp(struct fb_info *info, struct fb_var_screeninfo *var,
if (!*vc->vc_uni_pagedir_loc)
con_copy_unimap(vc, svc);
- cols = var->xres / vc->vc_font.width;
- rows = var->yres / vc->vc_font.height;
+ cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres);
+ rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);
+ cols /= vc->vc_font.width;
+ rows /= vc->vc_font.height;
vc_resize(vc, cols, rows);
+
if (CON_IS_VISIBLE(vc)) {
update_screen(vc);
- if (softback_buf) {
- int l = fbcon_softback_size / vc->vc_size_row;
-
- if (l > 5)
- softback_end = softback_buf + l *
- vc->vc_size_row;
- else {
- /* Smaller scrollback makes no sense, and 0
- would screw the operation totally */
- softback_top = 0;
- }
- }
+ if (softback_buf)
+ fbcon_update_softback(vc);
}
}
static __inline__ void ywrap_up(struct vc_data *vc, int count)
{
struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
struct display *p = &fb_display[vc->vc_num];
p->yscroll += count;
if (p->yscroll >= p->vrows) /* Deal with wrap */
p->yscroll -= p->vrows;
- info->var.xoffset = 0;
- info->var.yoffset = p->yscroll * vc->vc_font.height;
- info->var.vmode |= FB_VMODE_YWRAP;
- update_var(vc->vc_num, info);
+ ops->var.xoffset = 0;
+ ops->var.yoffset = p->yscroll * vc->vc_font.height;
+ ops->var.vmode |= FB_VMODE_YWRAP;
+ ops->update_start(info);
scrollback_max += count;
if (scrollback_max > scrollback_phys_max)
scrollback_max = scrollback_phys_max;
@@ -1259,15 +1366,16 @@ static __inline__ void ywrap_up(struct vc_data *vc, int count)
static __inline__ void ywrap_down(struct vc_data *vc, int count)
{
struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
struct display *p = &fb_display[vc->vc_num];
p->yscroll -= count;
if (p->yscroll < 0) /* Deal with wrap */
p->yscroll += p->vrows;
- info->var.xoffset = 0;
- info->var.yoffset = p->yscroll * vc->vc_font.height;
- info->var.vmode |= FB_VMODE_YWRAP;
- update_var(vc->vc_num, info);
+ ops->var.xoffset = 0;
+ ops->var.yoffset = p->yscroll * vc->vc_font.height;
+ ops->var.vmode |= FB_VMODE_YWRAP;
+ ops->update_start(info);
scrollback_max -= count;
if (scrollback_max < 0)
scrollback_max = 0;
@@ -1286,10 +1394,11 @@ static __inline__ void ypan_up(struct vc_data *vc, int count)
0, 0, 0, vc->vc_rows, vc->vc_cols);
p->yscroll -= p->vrows - vc->vc_rows;
}
- info->var.xoffset = 0;
- info->var.yoffset = p->yscroll * vc->vc_font.height;
- info->var.vmode &= ~FB_VMODE_YWRAP;
- update_var(vc->vc_num, info);
+
+ ops->var.xoffset = 0;
+ ops->var.yoffset = p->yscroll * vc->vc_font.height;
+ ops->var.vmode &= ~FB_VMODE_YWRAP;
+ ops->update_start(info);
fbcon_clear_margins(vc, 1);
scrollback_max += count;
if (scrollback_max > scrollback_phys_max)
@@ -1300,6 +1409,7 @@ static __inline__ void ypan_up(struct vc_data *vc, int count)
static __inline__ void ypan_up_redraw(struct vc_data *vc, int t, int count)
{
struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
struct display *p = &fb_display[vc->vc_num];
int redraw = 0;
@@ -1309,12 +1419,13 @@ static __inline__ void ypan_up_redraw(struct vc_data *vc, int t, int count)
redraw = 1;
}
- info->var.xoffset = 0;
- info->var.yoffset = p->yscroll * vc->vc_font.height;
- info->var.vmode &= ~FB_VMODE_YWRAP;
if (redraw)
fbcon_redraw_move(vc, p, t + count, vc->vc_rows - count, t);
- update_var(vc->vc_num, info);
+
+ ops->var.xoffset = 0;
+ ops->var.yoffset = p->yscroll * vc->vc_font.height;
+ ops->var.vmode &= ~FB_VMODE_YWRAP;
+ ops->update_start(info);
fbcon_clear_margins(vc, 1);
scrollback_max += count;
if (scrollback_max > scrollback_phys_max)
@@ -1334,10 +1445,11 @@ static __inline__ void ypan_down(struct vc_data *vc, int count)
0, vc->vc_rows, vc->vc_cols);
p->yscroll += p->vrows - vc->vc_rows;
}
- info->var.xoffset = 0;
- info->var.yoffset = p->yscroll * vc->vc_font.height;
- info->var.vmode &= ~FB_VMODE_YWRAP;
- update_var(vc->vc_num, info);
+
+ ops->var.xoffset = 0;
+ ops->var.yoffset = p->yscroll * vc->vc_font.height;
+ ops->var.vmode &= ~FB_VMODE_YWRAP;
+ ops->update_start(info);
fbcon_clear_margins(vc, 1);
scrollback_max -= count;
if (scrollback_max < 0)
@@ -1348,6 +1460,7 @@ static __inline__ void ypan_down(struct vc_data *vc, int count)
static __inline__ void ypan_down_redraw(struct vc_data *vc, int t, int count)
{
struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
struct display *p = &fb_display[vc->vc_num];
int redraw = 0;
@@ -1356,12 +1469,14 @@ static __inline__ void ypan_down_redraw(struct vc_data *vc, int t, int count)
p->yscroll += p->vrows - vc->vc_rows;
redraw = 1;
}
- info->var.xoffset = 0;
- info->var.yoffset = p->yscroll * vc->vc_font.height;
- info->var.vmode &= ~FB_VMODE_YWRAP;
+
if (redraw)
fbcon_redraw_move(vc, p, t, vc->vc_rows - count, t + count);
- update_var(vc->vc_num, info);
+
+ ops->var.xoffset = 0;
+ ops->var.yoffset = p->yscroll * vc->vc_font.height;
+ ops->var.vmode &= ~FB_VMODE_YWRAP;
+ ops->update_start(info);
fbcon_clear_margins(vc, 1);
scrollback_max -= count;
if (scrollback_max < 0)
@@ -1835,31 +1950,41 @@ static void fbcon_bmove_rec(struct vc_data *vc, struct display *p, int sy, int s
height, width);
}
-static __inline__ void updatescrollmode(struct display *p, struct fb_info *info,
+static __inline__ void updatescrollmode(struct display *p,
+ struct fb_info *info,
struct vc_data *vc)
{
+ struct fbcon_ops *ops = info->fbcon_par;
int fh = vc->vc_font.height;
int cap = info->flags;
- int good_pan = (cap & FBINFO_HWACCEL_YPAN)
- && divides(info->fix.ypanstep, vc->vc_font.height)
- && info->var.yres_virtual > info->var.yres;
- int good_wrap = (cap & FBINFO_HWACCEL_YWRAP)
- && divides(info->fix.ywrapstep, vc->vc_font.height)
- && divides(vc->vc_font.height, info->var.yres_virtual);
+ u16 t = 0;
+ int ypan = FBCON_SWAP(ops->rotate, info->fix.ypanstep,
+ info->fix.xpanstep);
+ int ywrap = FBCON_SWAP(ops->rotate, info->fix.ywrapstep, t);
+ int yres = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);
+ int vyres = FBCON_SWAP(ops->rotate, info->var.yres_virtual,
+ info->var.xres_virtual);
+ int good_pan = (cap & FBINFO_HWACCEL_YPAN) &&
+ divides(ypan, vc->vc_font.height) && vyres > yres;
+ int good_wrap = (cap & FBINFO_HWACCEL_YWRAP) &&
+ divides(ywrap, vc->vc_font.height) &&
+ divides(vc->vc_font.height, vyres);
int reading_fast = cap & FBINFO_READS_FAST;
- int fast_copyarea = (cap & FBINFO_HWACCEL_COPYAREA) && !(cap & FBINFO_HWACCEL_DISABLED);
- int fast_imageblit = (cap & FBINFO_HWACCEL_IMAGEBLIT) && !(cap & FBINFO_HWACCEL_DISABLED);
-
- p->vrows = info->var.yres_virtual/fh;
- if (info->var.yres > (fh * (vc->vc_rows + 1)))
- p->vrows -= (info->var.yres - (fh * vc->vc_rows)) / fh;
- if ((info->var.yres % fh) && (info->var.yres_virtual % fh <
- info->var.yres % fh))
+ int fast_copyarea = (cap & FBINFO_HWACCEL_COPYAREA) &&
+ !(cap & FBINFO_HWACCEL_DISABLED);
+ int fast_imageblit = (cap & FBINFO_HWACCEL_IMAGEBLIT) &&
+ !(cap & FBINFO_HWACCEL_DISABLED);
+
+ p->vrows = vyres/fh;
+ if (yres > (fh * (vc->vc_rows + 1)))
+ p->vrows -= (yres - (fh * vc->vc_rows)) / fh;
+ if ((yres % fh) && (vyres % fh < yres % fh))
p->vrows--;
if (good_wrap || good_pan) {
if (reading_fast || fast_copyarea)
- p->scrollmode = good_wrap ? SCROLL_WRAP_MOVE : SCROLL_PAN_MOVE;
+ p->scrollmode = good_wrap ?
+ SCROLL_WRAP_MOVE : SCROLL_PAN_MOVE;
else
p->scrollmode = good_wrap ? SCROLL_REDRAW :
SCROLL_PAN_REDRAW;
@@ -1875,41 +2000,34 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width,
unsigned int height)
{
struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
struct display *p = &fb_display[vc->vc_num];
struct fb_var_screeninfo var = info->var;
- int x_diff, y_diff;
- int fw = vc->vc_font.width;
- int fh = vc->vc_font.height;
-
- var.xres = width * fw;
- var.yres = height * fh;
+ int x_diff, y_diff, virt_w, virt_h, virt_fw, virt_fh;
+
+ virt_w = FBCON_SWAP(ops->rotate, width, height);
+ virt_h = FBCON_SWAP(ops->rotate, height, width);
+ virt_fw = FBCON_SWAP(ops->rotate, vc->vc_font.width,
+ vc->vc_font.height);
+ virt_fh = FBCON_SWAP(ops->rotate, vc->vc_font.height,
+ vc->vc_font.width);
+ var.xres = virt_w * virt_fw;
+ var.yres = virt_h * virt_fh;
x_diff = info->var.xres - var.xres;
y_diff = info->var.yres - var.yres;
- if (x_diff < 0 || x_diff > fw || (y_diff < 0 || y_diff > fh)) {
+ if (x_diff < 0 || x_diff > virt_fw ||
+ y_diff < 0 || y_diff > virt_fh) {
struct fb_videomode *mode;
DPRINTK("attempting resize %ix%i\n", var.xres, var.yres);
mode = fb_find_best_mode(&var, &info->modelist);
if (mode == NULL)
return -EINVAL;
+ display_to_var(&var, p);
fb_videomode_to_var(&var, mode);
- if (width > var.xres/fw || height > var.yres/fh)
+
+ if (virt_w > var.xres/virt_fw || virt_h > var.yres/virt_fh)
return -EINVAL;
- /*
- * The following can probably have any value... Do we need to
- * set all of them?
- */
- var.bits_per_pixel = p->bits_per_pixel;
- var.xres_virtual = p->xres_virtual;
- var.yres_virtual = p->yres_virtual;
- var.accel_flags = p->accel_flags;
- var.width = p->width;
- var.height = p->height;
- var.red = p->red;
- var.green = p->green;
- var.blue = p->blue;
- var.transp = p->transp;
- var.nonstd = p->nonstd;
DPRINTK("resize now %ix%i\n", var.xres, var.yres);
if (CON_IS_VISIBLE(vc)) {
@@ -1918,6 +2036,7 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width,
fb_set_var(info, &var);
}
var_to_display(p, &info->var, info);
+ ops->var = info->var;
}
updatescrollmode(p, info, vc);
return 0;
@@ -1926,26 +2045,20 @@ static int fbcon_resize(struct vc_data *vc, unsigned int width,
static int fbcon_switch(struct vc_data *vc)
{
struct fb_info *info, *old_info = NULL;
+ struct fbcon_ops *ops;
struct display *p = &fb_display[vc->vc_num];
struct fb_var_screeninfo var;
int i, prev_console;
info = registered_fb[con2fb_map[vc->vc_num]];
+ ops = info->fbcon_par;
if (softback_top) {
- int l = fbcon_softback_size / vc->vc_size_row;
if (softback_lines)
fbcon_set_origin(vc);
softback_top = softback_curr = softback_in = softback_buf;
softback_lines = 0;
-
- if (l > 5)
- softback_end = softback_buf + l * vc->vc_size_row;
- else {
- /* Smaller scrollback makes no sense, and 0 would screw
- the operation totally */
- softback_top = 0;
- }
+ fbcon_update_softback(vc);
}
if (logo_shown >= 0) {
@@ -1957,7 +2070,7 @@ static int fbcon_switch(struct vc_data *vc)
logo_shown = FBCON_LOGO_CANSHOW;
}
- prev_console = ((struct fbcon_ops *)info->fbcon_par)->currcon;
+ prev_console = ops->currcon;
if (prev_console != -1)
old_info = registered_fb[con2fb_map[prev_console]];
/*
@@ -1970,9 +2083,9 @@ static int fbcon_switch(struct vc_data *vc)
*/
for (i = 0; i < FB_MAX; i++) {
if (registered_fb[i] != NULL && registered_fb[i]->fbcon_par) {
- struct fbcon_ops *ops = registered_fb[i]->fbcon_par;
+ struct fbcon_ops *o = registered_fb[i]->fbcon_par;
- ops->currcon = vc->vc_num;
+ o->currcon = vc->vc_num;
}
}
memset(&var, 0, sizeof(struct fb_var_screeninfo));
@@ -1984,8 +2097,11 @@ static int fbcon_switch(struct vc_data *vc)
* in fb_set_var()
*/
info->var.activate = var.activate;
- info->var.yoffset = info->var.xoffset = p->yscroll = 0;
+ var.yoffset = info->var.yoffset;
+ var.xoffset = info->var.xoffset;
+ var.vmode = info->var.vmode;
fb_set_var(info, &var);
+ ops->var = info->var;
if (old_info != NULL && old_info != info) {
if (info->fbops->fb_set_par)
@@ -1995,7 +2111,12 @@ static int fbcon_switch(struct vc_data *vc)
}
set_blitting_type(vc, info, p);
- ((struct fbcon_ops *)info->fbcon_par)->cursor_reset = 1;
+ ops->cursor_reset = 1;
+
+ if (ops->rotate_font && ops->rotate_font(info, vc, p)) {
+ ops->rotate = FB_ROTATE_UR;
+ set_blitting_type(vc, info, p);
+ }
vc->vc_can_do_color = (fb_get_color_depth(&info->var, &info->fix)!=1);
vc->vc_complement_mask = vc->vc_can_do_color ? 0x7700 : 0x0800;
@@ -2015,10 +2136,11 @@ static int fbcon_switch(struct vc_data *vc)
scrollback_phys_max = 0;
break;
}
+
scrollback_max = 0;
scrollback_current = 0;
-
- update_var(vc->vc_num, info);
+ ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
+ ops->update_start(info);
fbcon_set_palette(vc, color_table);
fbcon_clear_margins(vc, 0);
@@ -2026,7 +2148,7 @@ static int fbcon_switch(struct vc_data *vc)
logo_shown = fg_console;
/* This is protected above by initmem_freed */
- fb_show_logo(info);
+ fb_show_logo(info, ops->rotate);
update_region(vc,
vc->vc_origin + vc->vc_size_row * vc->vc_top,
vc->vc_size_row * (vc->vc_bottom -
@@ -2065,6 +2187,7 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch)
var.activate = FB_ACTIVATE_NOW | FB_ACTIVATE_FORCE;
fb_set_var(info, &var);
ops->graphics = 0;
+ ops->var = info->var;
}
}
@@ -2153,6 +2276,7 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h,
const u8 * data, int userfont)
{
struct fb_info *info = registered_fb[con2fb_map[vc->vc_num]];
+ struct fbcon_ops *ops = info->fbcon_par;
struct display *p = &fb_display[vc->vc_num];
int resize;
int cnt;
@@ -2232,20 +2356,15 @@ static int fbcon_do_set_font(struct vc_data *vc, int w, int h,
}
if (resize) {
- /* reset wrap/pan */
- info->var.xoffset = info->var.yoffset = p->yscroll = 0;
- vc_resize(vc, info->var.xres / w, info->var.yres / h);
- if (CON_IS_VISIBLE(vc) && softback_buf) {
- int l = fbcon_softback_size / vc->vc_size_row;
- if (l > 5)
- softback_end =
- softback_buf + l * vc->vc_size_row;
- else {
- /* Smaller scrollback makes no sense, and 0 would screw
- the operation totally */
- softback_top = 0;
- }
- }
+ int cols, rows;
+
+ cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres);
+ rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);
+ cols /= w;
+ rows /= h;
+ vc_resize(vc, cols, rows);
+ if (CON_IS_VISIBLE(vc) && softback_buf)
+ fbcon_update_softback(vc);
} else if (CON_IS_VISIBLE(vc)
&& vc->vc_mode == KD_TEXT) {
fbcon_clear_margins(vc, 0);
@@ -2471,6 +2590,7 @@ static void fbcon_invert_region(struct vc_data *vc, u16 * p, int cnt)
static int fbcon_scrolldelta(struct vc_data *vc, int lines)
{
struct fb_info *info = registered_fb[con2fb_map[fg_console]];
+ struct fbcon_ops *ops = info->fbcon_par;
struct display *p = &fb_display[fg_console];
int offset, limit, scrollback_old;
@@ -2547,9 +2667,11 @@ static int fbcon_scrolldelta(struct vc_data *vc, int lines)
offset += limit;
else if (offset >= limit)
offset -= limit;
- info->var.xoffset = 0;
- info->var.yoffset = offset * vc->vc_font.height;
- update_var(vc->vc_num, info);
+
+ ops->var.xoffset = 0;
+ ops->var.yoffset = offset * vc->vc_font.height;
+ ops->update_start(info);
+
if (!scrollback_current)
fbcon_cursor(vc, CM_DRAW);
return 0;
@@ -2597,34 +2719,29 @@ static void fbcon_modechanged(struct fb_info *info)
if (!ops || ops->currcon < 0)
return;
vc = vc_cons[ops->currcon].d;
- if (vc->vc_mode != KD_TEXT || registered_fb[con2fb_map[ops->currcon]] != info)
+ if (vc->vc_mode != KD_TEXT ||
+ registered_fb[con2fb_map[ops->currcon]] != info)
return;
p = &fb_display[vc->vc_num];
-
- info->var.xoffset = info->var.yoffset = p->yscroll = 0;
+ set_blitting_type(vc, info, p);
if (CON_IS_VISIBLE(vc)) {
var_to_display(p, &info->var, info);
- cols = info->var.xres / vc->vc_font.width;
- rows = info->var.yres / vc->vc_font.height;
+ cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres);
+ rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);
+ cols /= vc->vc_font.width;
+ rows /= vc->vc_font.height;
vc_resize(vc, cols, rows);
updatescrollmode(p, info, vc);
scrollback_max = 0;
scrollback_current = 0;
- update_var(vc->vc_num, info);
+ ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
+ ops->update_start(info);
fbcon_set_palette(vc, color_table);
update_screen(vc);
- if (softback_buf) {
- int l = fbcon_softback_size / vc->vc_size_row;
- if (l > 5)
- softback_end = softback_buf + l * vc->vc_size_row;
- else {
- /* Smaller scrollback makes no sense, and 0
- would screw the operation totally */
- softback_top = 0;
- }
- }
+ if (softback_buf)
+ fbcon_update_softback(vc);
}
}
@@ -2645,30 +2762,24 @@ static void fbcon_set_all_vcs(struct fb_info *info)
continue;
p = &fb_display[vc->vc_num];
-
- info->var.xoffset = info->var.yoffset = p->yscroll = 0;
+ set_blitting_type(vc, info, p);
var_to_display(p, &info->var, info);
- cols = info->var.xres / vc->vc_font.width;
- rows = info->var.yres / vc->vc_font.height;
+ cols = FBCON_SWAP(ops->rotate, info->var.xres, info->var.yres);
+ rows = FBCON_SWAP(ops->rotate, info->var.yres, info->var.xres);
+ cols /= vc->vc_font.width;
+ rows /= vc->vc_font.height;
vc_resize(vc, cols, rows);
if (CON_IS_VISIBLE(vc)) {
updatescrollmode(p, info, vc);
scrollback_max = 0;
scrollback_current = 0;
- update_var(vc->vc_num, info);
+ ops->var.xoffset = ops->var.yoffset = p->yscroll = 0;
+ ops->update_start(info);
fbcon_set_palette(vc, color_table);
update_screen(vc);
- if (softback_buf) {
- int l = fbcon_softback_size / vc->vc_size_row;
- if (l > 5)
- softback_end = softback_buf + l * vc->vc_size_row;
- else {
- /* Smaller scrollback makes no sense, and 0
- would screw the operation totally */
- softback_top = 0;
- }
- }
+ if (softback_buf)
+ fbcon_update_softback(vc);
}
}
}
@@ -2758,7 +2869,8 @@ static void fbcon_new_modelist(struct fb_info *info)
continue;
vc = vc_cons[i].d;
display_to_var(&var, &fb_display[i]);
- mode = fb_find_nearest_mode(&var, &info->modelist);
+ mode = fb_find_nearest_mode(fb_display[i].mode,
+ &info->modelist);
fb_videomode_to_var(&var, mode);
if (vc)
@@ -2813,6 +2925,14 @@ static int fbcon_event_notify(struct notifier_block *self,
case FB_EVENT_NEW_MODELIST:
fbcon_new_modelist(info);
break;
+ case FB_EVENT_SET_CON_ROTATE:
+ fbcon_rotate(info, *(int *)event->data);
+ break;
+ case FB_EVENT_GET_CON_ROTATE:
+ ret = fbcon_get_rotate(info);
+ break;
+ case FB_EVENT_SET_CON_ROTATE_ALL:
+ fbcon_rotate_all(info, *(int *)event->data);
}
return ret;