diff options
Diffstat (limited to 'drivers/video/via/via_modesetting.c')
| -rw-r--r-- | drivers/video/via/via_modesetting.c | 230 |
1 files changed, 0 insertions, 230 deletions
diff --git a/drivers/video/via/via_modesetting.c b/drivers/video/via/via_modesetting.c deleted file mode 100644 index 0b414b09b9b4..000000000000 --- a/drivers/video/via/via_modesetting.c +++ /dev/null @@ -1,230 +0,0 @@ -/* - * Copyright 1998-2008 VIA Technologies, Inc. All Rights Reserved. - * Copyright 2001-2008 S3 Graphics, Inc. All Rights Reserved. - * Copyright 2010 Florian Tobias Schandinat <FlorianSchandinat@gmx.de> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License as published by the Free Software Foundation; - * either version 2, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTIES OR REPRESENTATIONS; without even - * the implied warranty of MERCHANTABILITY or FITNESS FOR - * A PARTICULAR PURPOSE.See the GNU General Public License - * for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ -/* - * basic modesetting functions - */ - -#include <linux/kernel.h> -#include <linux/via-core.h> -#include "via_modesetting.h" -#include "share.h" -#include "debug.h" - - -void via_set_primary_timing(const struct via_display_timing *timing) -{ - struct via_display_timing raw; - - raw.hor_total = timing->hor_total / 8 - 5; - raw.hor_addr = timing->hor_addr / 8 - 1; - raw.hor_blank_start = timing->hor_blank_start / 8 - 1; - raw.hor_blank_end = timing->hor_blank_end / 8 - 1; - raw.hor_sync_start = timing->hor_sync_start / 8; - raw.hor_sync_end = timing->hor_sync_end / 8; - raw.ver_total = timing->ver_total - 2; - raw.ver_addr = timing->ver_addr - 1; - raw.ver_blank_start = timing->ver_blank_start - 1; - raw.ver_blank_end = timing->ver_blank_end - 1; - raw.ver_sync_start = timing->ver_sync_start - 1; - raw.ver_sync_end = timing->ver_sync_end - 1; - - /* unlock timing registers */ - via_write_reg_mask(VIACR, 0x11, 0x00, 0x80); - - via_write_reg(VIACR, 0x00, raw.hor_total & 0xFF); - via_write_reg(VIACR, 0x01, raw.hor_addr & 0xFF); - via_write_reg(VIACR, 0x02, raw.hor_blank_start & 0xFF); - via_write_reg_mask(VIACR, 0x03, raw.hor_blank_end & 0x1F, 0x1F); - via_write_reg(VIACR, 0x04, raw.hor_sync_start & 0xFF); - via_write_reg_mask(VIACR, 0x05, (raw.hor_sync_end & 0x1F) - | (raw.hor_blank_end << (7 - 5) & 0x80), 0x9F); - via_write_reg(VIACR, 0x06, raw.ver_total & 0xFF); - via_write_reg_mask(VIACR, 0x07, (raw.ver_total >> 8 & 0x01) - | (raw.ver_addr >> (8 - 1) & 0x02) - | (raw.ver_sync_start >> (8 - 2) & 0x04) - | (raw.ver_blank_start >> (8 - 3) & 0x08) - | (raw.ver_total >> (9 - 5) & 0x20) - | (raw.ver_addr >> (9 - 6) & 0x40) - | (raw.ver_sync_start >> (9 - 7) & 0x80), 0xEF); - via_write_reg_mask(VIACR, 0x09, raw.ver_blank_start >> (9 - 5) & 0x20, - 0x20); - via_write_reg(VIACR, 0x10, raw.ver_sync_start & 0xFF); - via_write_reg_mask(VIACR, 0x11, raw.ver_sync_end & 0x0F, 0x0F); - via_write_reg(VIACR, 0x12, raw.ver_addr & 0xFF); - via_write_reg(VIACR, 0x15, raw.ver_blank_start & 0xFF); - via_write_reg(VIACR, 0x16, raw.ver_blank_end & 0xFF); - via_write_reg_mask(VIACR, 0x33, (raw.hor_sync_start >> (8 - 4) & 0x10) - | (raw.hor_blank_end >> (6 - 5) & 0x20), 0x30); - via_write_reg_mask(VIACR, 0x35, (raw.ver_total >> 10 & 0x01) - | (raw.ver_sync_start >> (10 - 1) & 0x02) - | (raw.ver_addr >> (10 - 2) & 0x04) - | (raw.ver_blank_start >> (10 - 3) & 0x08), 0x0F); - via_write_reg_mask(VIACR, 0x36, raw.hor_total >> (8 - 3) & 0x08, 0x08); - - /* lock timing registers */ - via_write_reg_mask(VIACR, 0x11, 0x80, 0x80); - - /* reset timing control */ - via_write_reg_mask(VIACR, 0x17, 0x00, 0x80); - via_write_reg_mask(VIACR, 0x17, 0x80, 0x80); -} - -void via_set_secondary_timing(const struct via_display_timing *timing) -{ - struct via_display_timing raw; - - raw.hor_total = timing->hor_total - 1; - raw.hor_addr = timing->hor_addr - 1; - raw.hor_blank_start = timing->hor_blank_start - 1; - raw.hor_blank_end = timing->hor_blank_end - 1; - raw.hor_sync_start = timing->hor_sync_start - 1; - raw.hor_sync_end = timing->hor_sync_end - 1; - raw.ver_total = timing->ver_total - 1; - raw.ver_addr = timing->ver_addr - 1; - raw.ver_blank_start = timing->ver_blank_start - 1; - raw.ver_blank_end = timing->ver_blank_end - 1; - raw.ver_sync_start = timing->ver_sync_start - 1; - raw.ver_sync_end = timing->ver_sync_end - 1; - - via_write_reg(VIACR, 0x50, raw.hor_total & 0xFF); - via_write_reg(VIACR, 0x51, raw.hor_addr & 0xFF); - via_write_reg(VIACR, 0x52, raw.hor_blank_start & 0xFF); - via_write_reg(VIACR, 0x53, raw.hor_blank_end & 0xFF); - via_write_reg(VIACR, 0x54, (raw.hor_blank_start >> 8 & 0x07) - | (raw.hor_blank_end >> (8 - 3) & 0x38) - | (raw.hor_sync_start >> (8 - 6) & 0xC0)); - via_write_reg_mask(VIACR, 0x55, (raw.hor_total >> 8 & 0x0F) - | (raw.hor_addr >> (8 - 4) & 0x70), 0x7F); - via_write_reg(VIACR, 0x56, raw.hor_sync_start & 0xFF); - via_write_reg(VIACR, 0x57, raw.hor_sync_end & 0xFF); - via_write_reg(VIACR, 0x58, raw.ver_total & 0xFF); - via_write_reg(VIACR, 0x59, raw.ver_addr & 0xFF); - via_write_reg(VIACR, 0x5A, raw.ver_blank_start & 0xFF); - via_write_reg(VIACR, 0x5B, raw.ver_blank_end & 0xFF); - via_write_reg(VIACR, 0x5C, (raw.ver_blank_start >> 8 & 0x07) - | (raw.ver_blank_end >> (8 - 3) & 0x38) - | (raw.hor_sync_end >> (8 - 6) & 0x40) - | (raw.hor_sync_start >> (10 - 7) & 0x80)); - via_write_reg(VIACR, 0x5D, (raw.ver_total >> 8 & 0x07) - | (raw.ver_addr >> (8 - 3) & 0x38) - | (raw.hor_blank_end >> (11 - 6) & 0x40) - | (raw.hor_sync_start >> (11 - 7) & 0x80)); - via_write_reg(VIACR, 0x5E, raw.ver_sync_start & 0xFF); - via_write_reg(VIACR, 0x5F, (raw.ver_sync_end & 0x1F) - | (raw.ver_sync_start >> (8 - 5) & 0xE0)); -} - -void via_set_primary_address(u32 addr) -{ - DEBUG_MSG(KERN_DEBUG "via_set_primary_address(0x%08X)\n", addr); - via_write_reg(VIACR, 0x0D, addr & 0xFF); - via_write_reg(VIACR, 0x0C, (addr >> 8) & 0xFF); - via_write_reg(VIACR, 0x34, (addr >> 16) & 0xFF); - via_write_reg_mask(VIACR, 0x48, (addr >> 24) & 0x1F, 0x1F); -} - -void via_set_secondary_address(u32 addr) -{ - DEBUG_MSG(KERN_DEBUG "via_set_secondary_address(0x%08X)\n", addr); - /* secondary display supports only quadword aligned memory */ - via_write_reg_mask(VIACR, 0x62, (addr >> 2) & 0xFE, 0xFE); - via_write_reg(VIACR, 0x63, (addr >> 10) & 0xFF); - via_write_reg(VIACR, 0x64, (addr >> 18) & 0xFF); - via_write_reg_mask(VIACR, 0xA3, (addr >> 26) & 0x07, 0x07); -} - -void via_set_primary_pitch(u32 pitch) -{ - DEBUG_MSG(KERN_DEBUG "via_set_primary_pitch(0x%08X)\n", pitch); - /* spec does not say that first adapter skips 3 bits but old - * code did it and seems to be reasonable in analogy to 2nd adapter - */ - pitch = pitch >> 3; - via_write_reg(VIACR, 0x13, pitch & 0xFF); - via_write_reg_mask(VIACR, 0x35, (pitch >> (8 - 5)) & 0xE0, 0xE0); -} - -void via_set_secondary_pitch(u32 pitch) -{ - DEBUG_MSG(KERN_DEBUG "via_set_secondary_pitch(0x%08X)\n", pitch); - pitch = pitch >> 3; - via_write_reg(VIACR, 0x66, pitch & 0xFF); - via_write_reg_mask(VIACR, 0x67, (pitch >> 8) & 0x03, 0x03); - via_write_reg_mask(VIACR, 0x71, (pitch >> (10 - 7)) & 0x80, 0x80); -} - -void via_set_primary_color_depth(u8 depth) -{ - u8 value; - - DEBUG_MSG(KERN_DEBUG "via_set_primary_color_depth(%d)\n", depth); - switch (depth) { - case 8: - value = 0x00; - break; - case 15: - value = 0x04; - break; - case 16: - value = 0x14; - break; - case 24: - value = 0x0C; - break; - case 30: - value = 0x08; - break; - default: - printk(KERN_WARNING "via_set_primary_color_depth: " - "Unsupported depth: %d\n", depth); - return; - } - - via_write_reg_mask(VIASR, 0x15, value, 0x1C); -} - -void via_set_secondary_color_depth(u8 depth) -{ - u8 value; - - DEBUG_MSG(KERN_DEBUG "via_set_secondary_color_depth(%d)\n", depth); - switch (depth) { - case 8: - value = 0x00; - break; - case 16: - value = 0x40; - break; - case 24: - value = 0xC0; - break; - case 30: - value = 0x80; - break; - default: - printk(KERN_WARNING "via_set_secondary_color_depth: " - "Unsupported depth: %d\n", depth); - return; - } - - via_write_reg_mask(VIACR, 0x67, value, 0xC0); -} |