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path: root/drivers/video/via/hw.c
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Diffstat (limited to 'drivers/video/via/hw.c')
-rw-r--r--drivers/video/via/hw.c22
1 files changed, 0 insertions, 22 deletions
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index f2425ae228ae..805151f48ea9 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -537,18 +537,6 @@ static void device_on(void);
537static void enable_second_display_channel(void); 537static void enable_second_display_channel(void);
538static void disable_second_display_channel(void); 538static void disable_second_display_channel(void);
539 539
540void viafb_write_reg(u8 index, u16 io_port, u8 data)
541{
542 outb(index, io_port);
543 outb(data, io_port + 1);
544 /*DEBUG_MSG(KERN_INFO "\nIndex=%2d Value=%2d", index, data); */
545}
546u8 viafb_read_reg(int io_port, u8 index)
547{
548 outb(index, io_port);
549 return inb(io_port + 1);
550}
551
552void viafb_lock_crt(void) 540void viafb_lock_crt(void)
553{ 541{
554 viafb_write_reg_mask(CR11, VIACR, BIT7, BIT7); 542 viafb_write_reg_mask(CR11, VIACR, BIT7, BIT7);
@@ -560,16 +548,6 @@ void viafb_unlock_crt(void)
560 viafb_write_reg_mask(CR47, VIACR, 0, BIT0); 548 viafb_write_reg_mask(CR47, VIACR, 0, BIT0);
561} 549}
562 550
563void viafb_write_reg_mask(u8 index, int io_port, u8 data, u8 mask)
564{
565 u8 tmp;
566
567 outb(index, io_port);
568 tmp = inb(io_port + 1);
569 outb((data & mask) | (tmp & (~mask)), io_port + 1);
570 /*DEBUG_MSG(KERN_INFO "\nIndex=%2d Value=%2d", index, tmp); */
571}
572
573void write_dac_reg(u8 index, u8 r, u8 g, u8 b) 551void write_dac_reg(u8 index, u8 r, u8 g, u8 b)
574{ 552{
575 outb(index, LUT_INDEX_WRITE); 553 outb(index, LUT_INDEX_WRITE);