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Commit ab767201 authored by Antonino A. Daplas's avatar Antonino A. Daplas Committed by Linus Torvalds
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[PATCH] fbdev: fix module dependency loop 



Exporting struct fb_display produces this warning error on depmod:

WARNING: Module
/lib/modules/2.6.14-mm2/kernel/drivers/video/console/fbcon_ud.ko
ignored, due to loop
WARNING: Module
/lib/modules/2.6.14-mm2/kernel/drivers/video/console/fbcon_rotate.ko
ignored, due to loop
WARNING: Module
/lib/modules/2.6.14-mm2/kernel/drivers/video/console/fbcon_cw.ko
ignored, due to loop
WARNING: Module
/lib/modules/2.6.14-mm2/kernel/drivers/video/console/fbcon_ccw.ko
ignored, due to loop
WARNING: Module
/lib/modules/2.6.14-mm2/kernel/drivers/video/console/fbcon.ko ignored,
due to loop
WARNING: Loop detected:
/lib/modules/2.6.14-mm2/kernel/drivers/video/console/bitblit.ko needs

Signed-off-by: default avatarAntonino Daplas <adaplas@pol.net>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent c53ca784

drivers/video/console/fbcon.c

+6 −9
Original line number Diff line number Diff line
@@ -106,8 +106,7 @@ enum { 
	FBCON_LOGO_DONTSHOW	= -3	/* do not show the logo */

};



struct display fb_display[MAX_NR_CONSOLES];

EXPORT_SYMBOL(fb_display);

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];
@@ -653,13 +652,12 @@ 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 {

		struct display *disp;



		disp = (p) ? p : &fb_display[vc->vc_num];

		fbcon_set_rotation(info, disp);

		fbcon_set_rotation(info, ops->p);

		fbcon_set_bitops(ops);

	}

}
@@ -668,11 +666,10 @@ static void set_blitting_type(struct vc_data *vc, struct fb_info *info, 
			      struct display *p)

{

	struct fbcon_ops *ops = info->fbcon_par;

	struct display *disp;



	info->flags &= ~FBINFO_MISC_TILEBLITTING;

	disp = (p) ? p : &fb_display[vc->vc_num];

	fbcon_set_rotation(info, disp);

	ops->p = (p) ? p : &fb_display[vc->vc_num];

	fbcon_set_rotation(info, ops->p);

	fbcon_set_bitops(ops);

}

#endif /* CONFIG_MISC_TILEBLITTING */

drivers/video/console/fbcon.h

+1 −2
Original line number Diff line number Diff line
@@ -52,8 +52,6 @@ struct display { 
    struct fb_videomode *mode;

};



extern struct display fb_display[];



struct fbcon_ops {

	void (*bmove)(struct vc_data *vc, struct fb_info *info, int sy,

		      int sx, int dy, int dx, int height, int width);
@@ -73,6 +71,7 @@ struct fbcon_ops { 
	struct fb_var_screeninfo var;  /* copy of the current fb_var_screeninfo */

	struct timer_list cursor_timer; /* Cursor timer */

	struct fb_cursor cursor_state;

	struct display *p;

        int    currcon;	                /* Current VC. */

	int    cursor_flash;

	int    cursor_reset;

drivers/video/console/fbcon_ccw.c

+6 −8
Original line number Diff line number Diff line
@@ -63,9 +63,9 @@ static inline void ccw_update_attr(u8 *dst, u8 *src, int attribute, 
static void ccw_bmove(struct vc_data *vc, struct fb_info *info, int sy,

		     int sx, int dy, int dx, int height, int width)

{

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	struct fb_copyarea area;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);



	area.sx = sy * vc->vc_font.height;

	area.sy = vyres - ((sx + width) * vc->vc_font.width);
@@ -80,10 +80,10 @@ static void ccw_bmove(struct vc_data *vc, struct fb_info *info, int sy, 
static void ccw_clear(struct vc_data *vc, struct fb_info *info, int sy,

		     int sx, int height, int width)

{

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	struct fb_fillrect region;

	int bgshift = (vc->vc_hi_font_mask) ? 13 : 12;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);



	region.color = attr_bgcol_ec(bgshift,vc);

	region.dx = sy * vc->vc_font.height;
@@ -131,7 +131,6 @@ static void ccw_putcs(struct vc_data *vc, struct fb_info *info, 
		      int fg, int bg)

{

	struct fb_image image;

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	u32 width = (vc->vc_font.height + 7)/8;

	u32 cellsize = width * vc->vc_font.width;
@@ -141,7 +140,7 @@ static void ccw_putcs(struct vc_data *vc, struct fb_info *info, 
	u32 cnt, pitch, size;

	u32 attribute = get_attribute(info, scr_readw(s));

	u8 *dst, *buf = NULL;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);



	if (!ops->fontbuffer)

		return;
@@ -397,9 +396,8 @@ static void ccw_cursor(struct vc_data *vc, struct fb_info *info, 
int ccw_update_start(struct fb_info *info)

{

	struct fbcon_ops *ops = info->fbcon_par;

	struct display *p = &fb_display[ops->currcon];

	u32 yoffset;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);

	int err;



	yoffset = (vyres - info->var.yres) - ops->var.xoffset;

drivers/video/console/fbcon_cw.c

+6 −8
Original line number Diff line number Diff line
@@ -49,9 +49,9 @@ static inline void cw_update_attr(u8 *dst, u8 *src, int attribute, 
static void cw_bmove(struct vc_data *vc, struct fb_info *info, int sy,

		     int sx, int dy, int dx, int height, int width)

{

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	struct fb_copyarea area;

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);



	area.sx = vxres - ((sy + height) * vc->vc_font.height);

	area.sy = sx * vc->vc_font.width;
@@ -66,10 +66,10 @@ static void cw_bmove(struct vc_data *vc, struct fb_info *info, int sy, 
static void cw_clear(struct vc_data *vc, struct fb_info *info, int sy,

		     int sx, int height, int width)

{

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	struct fb_fillrect region;

	int bgshift = (vc->vc_hi_font_mask) ? 13 : 12;

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);



	region.color = attr_bgcol_ec(bgshift,vc);

	region.dx = vxres - ((sy + height) * vc->vc_font.height);
@@ -117,7 +117,6 @@ static void cw_putcs(struct vc_data *vc, struct fb_info *info, 
		      int fg, int bg)

{

	struct fb_image image;

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	u32 width = (vc->vc_font.height + 7)/8;

	u32 cellsize = width * vc->vc_font.width;
@@ -127,7 +126,7 @@ static void cw_putcs(struct vc_data *vc, struct fb_info *info, 
	u32 cnt, pitch, size;

	u32 attribute = get_attribute(info, scr_readw(s));

	u8 *dst, *buf = NULL;

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);



	if (!ops->fontbuffer)

		return;
@@ -381,8 +380,7 @@ static void cw_cursor(struct vc_data *vc, struct fb_info *info, 
int cw_update_start(struct fb_info *info)

{

	struct fbcon_ops *ops = info->fbcon_par;

	struct display *p = &fb_display[ops->currcon];

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);

	u32 xoffset;

	int err;

drivers/video/console/fbcon_ud.c

+10 −12
Original line number Diff line number Diff line
@@ -48,10 +48,10 @@ static inline void ud_update_attr(u8 *dst, u8 *src, int attribute, 
static void ud_bmove(struct vc_data *vc, struct fb_info *info, int sy,

		     int sx, int dy, int dx, int height, int width)

{

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	struct fb_copyarea area;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);



	area.sy = vyres - ((sy + height) * vc->vc_font.height);

	area.sx = vxres - ((sx + width) * vc->vc_font.width);
@@ -66,11 +66,11 @@ static void ud_bmove(struct vc_data *vc, struct fb_info *info, int sy, 
static void ud_clear(struct vc_data *vc, struct fb_info *info, int sy,

		     int sx, int height, int width)

{

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	struct fb_fillrect region;

	int bgshift = (vc->vc_hi_font_mask) ? 13 : 12;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);



	region.color = attr_bgcol_ec(bgshift,vc);

	region.dy = vyres - ((sy + height) * vc->vc_font.height);
@@ -153,7 +153,6 @@ static void ud_putcs(struct vc_data *vc, struct fb_info *info, 
		      int fg, int bg)

{

	struct fb_image image;

	struct display *p = &fb_display[vc->vc_num];

	struct fbcon_ops *ops = info->fbcon_par;

	u32 width = (vc->vc_font.width + 7)/8;

	u32 cellsize = width * vc->vc_font.height;
@@ -163,8 +162,8 @@ static void ud_putcs(struct vc_data *vc, struct fb_info *info, 
	u32 mod = vc->vc_font.width % 8, cnt, pitch, size;

	u32 attribute = get_attribute(info, scr_readw(s));

	u8 *dst, *buf = NULL;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);



	if (!ops->fontbuffer)

		return;
@@ -421,10 +420,9 @@ static void ud_cursor(struct vc_data *vc, struct fb_info *info, 
int ud_update_start(struct fb_info *info)

{

	struct fbcon_ops *ops = info->fbcon_par;

	struct display *p = &fb_display[ops->currcon];

	u32 xoffset, yoffset;

	u32 vyres = GETVYRES(p->scrollmode, info);

	u32 vxres = GETVXRES(p->scrollmode, info);

	u32 vyres = GETVYRES(ops->p->scrollmode, info);

	u32 vxres = GETVXRES(ops->p->scrollmode, info);

	int err;



	xoffset = (vxres - info->var.xres) - ops->var.xoffset;