From 0743b86800cf1dfbf96df4a438938127bbe4476c Mon Sep 17 00:00:00 2001 From: Helge Deller Date: Wed, 13 Dec 2006 00:35:55 -0800 Subject: [PATCH] sstfb: add sysfs interface Modify the sstfb (Voodoo1/2) driver: - fix a memleak when removing the sstfb module - fix sstfb to use the fbdev default videomode database - add module option "mode_option" to set initial screen mode - add sysfs-interface to turn VGA-passthrough on/off via /sys/class/graphics/fbX/vgapass - remove old debug functions from ioctl interface Signed-off-by: Helge Deller Acked-By: James Simmons Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/video/sstfb.h | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) (limited to 'include/video/sstfb.h') diff --git a/include/video/sstfb.h b/include/video/sstfb.h index 5dbf5e7e50a8..baa163f770ab 100644 --- a/include/video/sstfb.h +++ b/include/video/sstfb.h @@ -119,7 +119,7 @@ #define BACKPORCH 0x0208 #define VIDEODIMENSIONS 0x020c #define FBIINIT0 0x0210 /* misc+fifo controls */ -# define EN_VGA_PASSTHROUGH BIT(0) +# define DIS_VGA_PASSTHROUGH BIT(0) # define FBI_RESET BIT(1) # define FIFO_RESET BIT(2) #define FBIINIT1 0x0214 /* PCI + video controls */ @@ -251,7 +251,7 @@ # define DACREG_ICS_CLK1_A 0 /* bit4 */ /* sst default init registers */ -#define FBIINIT0_DEFAULT EN_VGA_PASSTHROUGH +#define FBIINIT0_DEFAULT DIS_VGA_PASSTHROUGH #define FBIINIT1_DEFAULT \ ( \ @@ -296,6 +296,11 @@ * */ +/* ioctl to enable/disable VGA passthrough */ +#define SSTFB_SET_VGAPASS _IOW('F', 0xdd, __u32) +#define SSTFB_GET_VGAPASS _IOR('F', 0xdd, __u32) + + /* used to know witch clock to set */ enum { VID_CLOCK=0, @@ -317,7 +322,7 @@ struct pll_timing { }; struct dac_switch { - char * name; + const char *name; int (*detect) (struct fb_info *info); int (*set_pll) (struct fb_info *info, const struct pll_timing *t, const int clock); void (*set_vidmod) (struct fb_info *info, const int bpp); @@ -345,7 +350,7 @@ struct sstfb_par { struct pci_dev *dev; int type; u8 revision; - int gfx_clock; /* status */ + u8 vgapass; /* VGA pass through: 1=enabled, 0=disabled */ }; #endif /* _SSTFB_H_ */ -- cgit v1.2.3-59-g8ed1b