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authorJesse Barnes <jbarnes@virtuousgeek.org>2008-12-09 10:23:43 -0800
committerJesse Barnes <jbarnes@virtuousgeek.org>2008-12-09 10:23:43 -0800
commit6656db10551bbb8770dd945b6d81d5138521f208 (patch)
tree68e457660c174ee2e16353691126ddd754c79398 /linux-core/radeon_combios.c
parentc99566fb810c9d8cae5e9cd39d1772b55e2f514c (diff)
parent12e68f8059485fb4f02a15f74ab2fa3bdff38c81 (diff)
Merge branch 'modesetting-gem'
Diffstat (limited to 'linux-core/radeon_combios.c')
-rw-r--r--linux-core/radeon_combios.c1400
1 files changed, 1400 insertions, 0 deletions
diff --git a/linux-core/radeon_combios.c b/linux-core/radeon_combios.c
new file mode 100644
index 00000000..f89bf88a
--- /dev/null
+++ b/linux-core/radeon_combios.c
@@ -0,0 +1,1400 @@
+/*
+ * Copyright 2004 ATI Technologies Inc., Markham, Ontario
+ * Copyright 2007-8 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ * Alex Deucher
+ */
+#include "drmP.h"
+#include "radeon_drm.h"
+#include "radeon_drv.h"
+
+/* old legacy ATI BIOS routines */
+
+/* COMBIOS table offsets */
+enum radeon_combios_table_offset
+{
+ /* absolute offset tables */
+ COMBIOS_ASIC_INIT_1_TABLE,
+ COMBIOS_BIOS_SUPPORT_TABLE,
+ COMBIOS_DAC_PROGRAMMING_TABLE,
+ COMBIOS_MAX_COLOR_DEPTH_TABLE,
+ COMBIOS_CRTC_INFO_TABLE,
+ COMBIOS_PLL_INFO_TABLE,
+ COMBIOS_TV_INFO_TABLE,
+ COMBIOS_DFP_INFO_TABLE,
+ COMBIOS_HW_CONFIG_INFO_TABLE,
+ COMBIOS_MULTIMEDIA_INFO_TABLE,
+ COMBIOS_TV_STD_PATCH_TABLE,
+ COMBIOS_LCD_INFO_TABLE,
+ COMBIOS_MOBILE_INFO_TABLE,
+ COMBIOS_PLL_INIT_TABLE,
+ COMBIOS_MEM_CONFIG_TABLE,
+ COMBIOS_SAVE_MASK_TABLE,
+ COMBIOS_HARDCODED_EDID_TABLE,
+ COMBIOS_ASIC_INIT_2_TABLE,
+ COMBIOS_CONNECTOR_INFO_TABLE,
+ COMBIOS_DYN_CLK_1_TABLE,
+ COMBIOS_RESERVED_MEM_TABLE,
+ COMBIOS_EXT_TMDS_INFO_TABLE,
+ COMBIOS_MEM_CLK_INFO_TABLE,
+ COMBIOS_EXT_DAC_INFO_TABLE,
+ COMBIOS_MISC_INFO_TABLE,
+ COMBIOS_CRT_INFO_TABLE,
+ COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE,
+ COMBIOS_COMPONENT_VIDEO_INFO_TABLE,
+ COMBIOS_FAN_SPEED_INFO_TABLE,
+ COMBIOS_OVERDRIVE_INFO_TABLE,
+ COMBIOS_OEM_INFO_TABLE,
+ COMBIOS_DYN_CLK_2_TABLE,
+ COMBIOS_POWER_CONNECTOR_INFO_TABLE,
+ COMBIOS_I2C_INFO_TABLE,
+ /* relative offset tables */
+ COMBIOS_ASIC_INIT_3_TABLE, /* offset from misc info */
+ COMBIOS_ASIC_INIT_4_TABLE, /* offset from misc info */
+ COMBIOS_ASIC_INIT_5_TABLE, /* offset from misc info */
+ COMBIOS_RAM_RESET_TABLE, /* offset from mem config */
+ COMBIOS_POWERPLAY_INFO_TABLE, /* offset from mobile info */
+ COMBIOS_GPIO_INFO_TABLE, /* offset from mobile info */
+ COMBIOS_LCD_DDC_INFO_TABLE, /* offset from mobile info */
+ COMBIOS_TMDS_POWER_TABLE, /* offset from mobile info */
+ COMBIOS_TMDS_POWER_ON_TABLE, /* offset from tmds power */
+ COMBIOS_TMDS_POWER_OFF_TABLE, /* offset from tmds power */
+};
+
+enum radeon_combios_ddc
+{
+ DDC_NONE_DETECTED,
+ DDC_MONID,
+ DDC_DVI,
+ DDC_VGA,
+ DDC_CRT2,
+ DDC_LCD,
+ DDC_GPIO,
+};
+
+enum radeon_combios_connector
+{
+ CONNECTOR_NONE_LEGACY,
+ CONNECTOR_PROPRIETARY_LEGACY,
+ CONNECTOR_CRT_LEGACY,
+ CONNECTOR_DVI_I_LEGACY,
+ CONNECTOR_DVI_D_LEGACY,
+ CONNECTOR_CTV_LEGACY,
+ CONNECTOR_STV_LEGACY,
+ CONNECTOR_UNSUPPORTED_LEGACY
+};
+
+static uint16_t combios_get_table_offset(struct drm_device *dev, enum radeon_combios_table_offset table)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ int rev;
+ uint16_t offset = 0, check_offset;
+
+ switch (table) {
+ /* absolute offset tables */
+ case COMBIOS_ASIC_INIT_1_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0xc);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_BIOS_SUPPORT_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x14);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_DAC_PROGRAMMING_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x2a);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_MAX_COLOR_DEPTH_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x2c);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_CRTC_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x2e);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_PLL_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x30);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_TV_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x32);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_DFP_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x34);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_HW_CONFIG_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x36);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_MULTIMEDIA_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x38);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_TV_STD_PATCH_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x3e);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_LCD_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x40);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_MOBILE_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x42);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_PLL_INIT_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x46);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_MEM_CONFIG_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x48);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_SAVE_MASK_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x4a);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_HARDCODED_EDID_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x4c);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_ASIC_INIT_2_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x4e);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_CONNECTOR_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x50);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_DYN_CLK_1_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x52);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_RESERVED_MEM_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x54);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_EXT_TMDS_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x58);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_MEM_CLK_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x5a);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_EXT_DAC_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x5c);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_MISC_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x5e);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_CRT_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x60);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_INTEGRATED_SYSTEM_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x62);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_COMPONENT_VIDEO_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x64);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_FAN_SPEED_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x66);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_OVERDRIVE_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x68);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_OEM_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x6a);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_DYN_CLK_2_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x6c);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_POWER_CONNECTOR_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x6e);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ case COMBIOS_I2C_INFO_TABLE:
+ check_offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x70);
+ if (check_offset)
+ offset = check_offset;
+ break;
+ /* relative offset tables */
+ case COMBIOS_ASIC_INIT_3_TABLE: /* offset from misc info */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
+ if (check_offset) {
+ rev = radeon_bios8(dev_priv, check_offset);
+ if (rev > 0) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x3);
+ if (check_offset)
+ offset = check_offset;
+ }
+ }
+ break;
+ case COMBIOS_ASIC_INIT_4_TABLE: /* offset from misc info */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
+ if (check_offset) {
+ rev = radeon_bios8(dev_priv, check_offset);
+ if (rev > 0) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x5);
+ if (check_offset)
+ offset = check_offset;
+ }
+ }
+ break;
+ case COMBIOS_ASIC_INIT_5_TABLE: /* offset from misc info */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MISC_INFO_TABLE);
+ if (check_offset) {
+ rev = radeon_bios8(dev_priv, check_offset);
+ if (rev == 2) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x9);
+ if (check_offset)
+ offset = check_offset;
+ }
+ }
+ break;
+ case COMBIOS_RAM_RESET_TABLE: /* offset from mem config */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MEM_CONFIG_TABLE);
+ if (check_offset) {
+ while (radeon_bios8(dev_priv, check_offset++));
+ check_offset += 2;
+ if (check_offset)
+ offset = check_offset;
+ }
+ break;
+ case COMBIOS_POWERPLAY_INFO_TABLE: /* offset from mobile info */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
+ if (check_offset) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x11);
+ if (check_offset)
+ offset = check_offset;
+ }
+ break;
+ case COMBIOS_GPIO_INFO_TABLE: /* offset from mobile info */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
+ if (check_offset) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x13);
+ if (check_offset)
+ offset = check_offset;
+ }
+ break;
+ case COMBIOS_LCD_DDC_INFO_TABLE: /* offset from mobile info */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
+ if (check_offset) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x15);
+ if (check_offset)
+ offset = check_offset;
+ }
+ break;
+ case COMBIOS_TMDS_POWER_TABLE: /* offset from mobile info */
+ check_offset = combios_get_table_offset(dev, COMBIOS_MOBILE_INFO_TABLE);
+ if (check_offset) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x17);
+ if (check_offset)
+ offset = check_offset;
+ }
+ break;
+ case COMBIOS_TMDS_POWER_ON_TABLE: /* offset from tmds power */
+ check_offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
+ if (check_offset) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x2);
+ if (check_offset)
+ offset = check_offset;
+ }
+ break;
+ case COMBIOS_TMDS_POWER_OFF_TABLE: /* offset from tmds power */
+ check_offset = combios_get_table_offset(dev, COMBIOS_TMDS_POWER_TABLE);
+ if (check_offset) {
+ check_offset = radeon_bios16(dev_priv, check_offset + 0x4);
+ if (check_offset)
+ offset = check_offset;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return offset;
+
+}
+
+struct radeon_i2c_bus_rec combios_setup_i2c_bus(int ddc_line)
+{
+ struct radeon_i2c_bus_rec i2c;
+
+ i2c.hw_line = 0;
+ i2c.hw_capable = false; // actually depends on chip
+ i2c.mask_clk_mask = RADEON_GPIO_EN_1;
+ i2c.mask_data_mask = RADEON_GPIO_EN_0;
+ i2c.a_clk_mask = RADEON_GPIO_A_1;
+ i2c.a_data_mask = RADEON_GPIO_A_0;
+ i2c.put_clk_mask = RADEON_GPIO_EN_1;
+ i2c.put_data_mask = RADEON_GPIO_EN_0;
+ i2c.get_clk_mask = RADEON_GPIO_Y_1;
+ i2c.get_data_mask = RADEON_GPIO_Y_0;
+ if ((ddc_line == RADEON_LCD_GPIO_MASK) ||
+ (ddc_line == RADEON_MDGPIO_EN_REG)) {
+ i2c.mask_clk_reg = ddc_line;
+ i2c.mask_data_reg = ddc_line;
+ i2c.a_clk_reg = ddc_line;
+ i2c.a_data_reg = ddc_line;
+ i2c.put_clk_reg = ddc_line;
+ i2c.put_data_reg = ddc_line;
+ i2c.get_clk_reg = ddc_line + 4;
+ i2c.get_data_reg = ddc_line + 4;
+ } else {
+ i2c.mask_clk_reg = ddc_line;
+ i2c.mask_data_reg = ddc_line;
+ i2c.a_clk_reg = ddc_line;
+ i2c.a_data_reg = ddc_line;
+ i2c.put_clk_reg = ddc_line;
+ i2c.put_data_reg = ddc_line;
+ i2c.get_clk_reg = ddc_line;
+ i2c.get_data_reg = ddc_line;
+ }
+
+ if (ddc_line)
+ i2c.valid = true;
+ else
+ i2c.valid = false;
+
+ return i2c;
+}
+
+bool radeon_combios_get_clock_info(struct drm_device *dev)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ struct radeon_mode_info *mode_info = &dev_priv->mode_info;
+ uint16_t pll_info;
+ struct radeon_pll *p1pll = &mode_info->p1pll;
+ struct radeon_pll *p2pll = &mode_info->p2pll;
+ struct radeon_pll *spll = &mode_info->spll;
+ struct radeon_pll *mpll = &mode_info->mpll;
+ int8_t rev;
+ uint16_t sclk, mclk;
+
+ pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE);
+ if (pll_info) {
+ rev = radeon_bios8(dev_priv, pll_info);
+
+ /* pixel clocks */
+ p1pll->reference_freq = radeon_bios16(dev_priv, pll_info + 0xe);
+ p1pll->reference_div = radeon_bios16(dev_priv, pll_info + 0x10);
+ p1pll->pll_out_min = radeon_bios32(dev_priv, pll_info + 0x12);
+ p1pll->pll_out_max = radeon_bios32(dev_priv, pll_info + 0x16);
+
+ if (rev > 9) {
+ p1pll->pll_in_min = radeon_bios32(dev_priv, pll_info + 0x36);
+ p1pll->pll_in_max = radeon_bios32(dev_priv, pll_info + 0x3a);
+ } else {
+ p1pll->pll_in_min = 40;
+ p1pll->pll_in_max = 500;
+ }
+ *p2pll = *p1pll;
+
+ /* system clock */
+ spll->reference_freq = radeon_bios16(dev_priv, pll_info + 0x1a);
+ spll->reference_div = radeon_bios16(dev_priv, pll_info + 0x1c);
+ spll->pll_out_min = radeon_bios32(dev_priv, pll_info + 0x1e);
+ spll->pll_out_max = radeon_bios32(dev_priv, pll_info + 0x22);
+
+ if (rev > 10) {
+ spll->pll_in_min = radeon_bios32(dev_priv, pll_info + 0x48);
+ spll->pll_in_max = radeon_bios32(dev_priv, pll_info + 0x4c);
+ } else {
+ /* ??? */
+ spll->pll_in_min = 40;
+ spll->pll_in_max = 500;
+ }
+
+ /* memory clock */
+ mpll->reference_freq = radeon_bios16(dev_priv, pll_info + 0x26);
+ mpll->reference_div = radeon_bios16(dev_priv, pll_info + 0x28);
+ mpll->pll_out_min = radeon_bios32(dev_priv, pll_info + 0x2a);
+ mpll->pll_out_max = radeon_bios32(dev_priv, pll_info + 0x2e);
+
+ if (rev > 10) {
+ mpll->pll_in_min = radeon_bios32(dev_priv, pll_info + 0x5a);
+ mpll->pll_in_max = radeon_bios32(dev_priv, pll_info + 0x5e);
+ } else {
+ /* ??? */
+ mpll->pll_in_min = 40;
+ mpll->pll_in_max = 500;
+ }
+
+ /* default sclk/mclk */
+ sclk = radeon_bios16(dev_priv, pll_info + 0x8);
+ mclk = radeon_bios16(dev_priv, pll_info + 0xa);
+ if (sclk == 0)
+ sclk = 200;
+ if (mclk == 0)
+ mclk = 200;
+
+ mode_info->sclk = sclk;
+ mode_info->mclk = mclk;
+
+ return true;
+ }
+ return false;
+}
+
+bool radeon_combios_get_primary_dac_info(struct radeon_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint16_t dac_info;
+ uint8_t rev, bg, dac;
+
+ /* check CRT table */
+ dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
+ if (dac_info) {
+ rev = radeon_bios8(dev_priv, dac_info) & 0x3;
+ if (rev < 2) {
+ bg = radeon_bios8(dev_priv, dac_info + 0x2) & 0xf;
+ dac = (radeon_bios8(dev_priv, dac_info + 0x2) >> 4) & 0xf;
+ encoder->ps2_pdac_adj = (bg << 8) | (dac);
+
+ return true;
+ } else {
+ bg = radeon_bios8(dev_priv, dac_info + 0x2) & 0xf;
+ dac = radeon_bios8(dev_priv, dac_info + 0x3) & 0xf;
+ encoder->ps2_pdac_adj = (bg << 8) | (dac);
+
+ return true;
+ }
+
+ }
+
+ return false;
+}
+
+bool radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint16_t dac_info;
+ uint8_t rev, bg, dac;
+
+ /* first check TV table */
+ dac_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
+ if (dac_info) {
+ rev = radeon_bios8(dev_priv, dac_info + 0x3);
+ if (rev > 4) {
+ bg = radeon_bios8(dev_priv, dac_info + 0xc) & 0xf;
+ dac = radeon_bios8(dev_priv, dac_info + 0xd) & 0xf;
+ encoder->ps2_tvdac_adj = (bg << 16) | (dac << 20);
+
+ bg = radeon_bios8(dev_priv, dac_info + 0xe) & 0xf;
+ dac = radeon_bios8(dev_priv, dac_info + 0xf) & 0xf;
+ encoder->pal_tvdac_adj = (bg << 16) | (dac << 20);
+
+ bg = radeon_bios8(dev_priv, dac_info + 0x10) & 0xf;
+ dac = radeon_bios8(dev_priv, dac_info + 0x11) & 0xf;
+ encoder->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
+
+ return true;
+ } else if (rev > 1) {
+ bg = radeon_bios8(dev_priv, dac_info + 0xc) & 0xf;
+ dac = (radeon_bios8(dev_priv, dac_info + 0xc) >> 4) & 0xf;
+ encoder->ps2_tvdac_adj = (bg << 16) | (dac << 20);
+
+ bg = radeon_bios8(dev_priv, dac_info + 0xd) & 0xf;
+ dac = (radeon_bios8(dev_priv, dac_info + 0xd) >> 4) & 0xf;
+ encoder->pal_tvdac_adj = (bg << 16) | (dac << 20);
+
+ bg = radeon_bios8(dev_priv, dac_info + 0xe) & 0xf;
+ dac = (radeon_bios8(dev_priv, dac_info + 0xe) >> 4) & 0xf;
+ encoder->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
+
+ return true;
+ }
+ }
+
+ /* then check CRT table */
+ dac_info = combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
+ if (dac_info) {
+ rev = radeon_bios8(dev_priv, dac_info) & 0x3;
+ if (rev < 2) {
+ bg = radeon_bios8(dev_priv, dac_info + 0x3) & 0xf;
+ dac = (radeon_bios8(dev_priv, dac_info + 0x3) >> 4) & 0xf;
+ encoder->ps2_tvdac_adj = (bg << 16) | (dac << 20);
+ encoder->pal_tvdac_adj = encoder->ps2_tvdac_adj;
+ encoder->ntsc_tvdac_adj = encoder->ps2_tvdac_adj;
+
+ return true;
+ } else {
+ bg = radeon_bios8(dev_priv, dac_info + 0x4) & 0xf;
+ dac = radeon_bios8(dev_priv, dac_info + 0x5) & 0xf;
+ encoder->ps2_tvdac_adj = (bg << 16) | (dac << 20);
+ encoder->pal_tvdac_adj = encoder->ps2_tvdac_adj;
+ encoder->ntsc_tvdac_adj = encoder->ps2_tvdac_adj;
+
+ return true;
+ }
+
+ }
+
+ return false;
+}
+
+bool radeon_combios_get_tv_info(struct radeon_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint16_t tv_info;
+
+ tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
+ if (tv_info) {
+ if (radeon_bios8(dev_priv, tv_info + 6) == 'T') {
+ switch (radeon_bios8(dev_priv, tv_info + 7) & 0xf) {
+ case 1:
+ encoder->tv_std = TV_STD_NTSC;
+ DRM_INFO("Default TV standard: NTSC\n");
+ break;
+ case 2:
+ encoder->tv_std = TV_STD_PAL;
+ DRM_INFO("Default TV standard: PAL\n");
+ break;
+ case 3:
+ encoder->tv_std = TV_STD_PAL_M;
+ DRM_INFO("Default TV standard: PAL-M\n");
+ break;
+ case 4:
+ encoder->tv_std = TV_STD_PAL_60;
+ DRM_INFO("Default TV standard: PAL-60\n");
+ break;
+ case 5:
+ encoder->tv_std = TV_STD_NTSC_J;
+ DRM_INFO("Default TV standard: NTSC-J\n");
+ break;
+ case 6:
+ encoder->tv_std = TV_STD_SCART_PAL;
+ DRM_INFO("Default TV standard: SCART-PAL\n");
+ break;
+ default:
+ encoder->tv_std = TV_STD_NTSC;
+ DRM_INFO("Unknown TV standard; defaulting to NTSC\n");
+ break;
+ }
+
+ switch ((radeon_bios8(dev_priv, tv_info + 9) >> 2) & 0x3) {
+ case 0:
+ DRM_INFO("29.498928713 MHz TV ref clk\n");
+ break;
+ case 1:
+ DRM_INFO("28.636360000 MHz TV ref clk\n");
+ break;
+ case 2:
+ DRM_INFO("14.318180000 MHz TV ref clk\n");
+ break;
+ case 3:
+ DRM_INFO("27.000000000 MHz TV ref clk\n");
+ break;
+ default:
+ break;
+ }
+ return true;
+ }
+ }
+ return false;
+}
+
+bool radeon_combios_get_lvds_info(struct radeon_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint16_t lcd_info;
+ uint32_t panel_setup;
+ char stmp[30];
+ int tmp, i;
+
+ lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
+
+ if (lcd_info) {
+ for (i = 0; i < 24; i++)
+ stmp[i] = radeon_bios8(dev_priv, lcd_info + i + 1);
+ stmp[24] = 0;
+
+ DRM_INFO("Panel ID String: %s\n", stmp);
+
+ encoder->panel_xres = radeon_bios16(dev_priv, lcd_info + 25);
+ encoder->panel_yres = radeon_bios16(dev_priv, lcd_info + 27);
+
+ DRM_INFO("Panel Size %dx%d\n", encoder->panel_xres, encoder->panel_yres);
+
+ encoder->panel_vcc_delay = radeon_bios16(dev_priv, lcd_info + 44);
+ if (encoder->panel_vcc_delay > 2000 || encoder->panel_vcc_delay < 0)
+ encoder->panel_vcc_delay = 2000;
+
+ encoder->panel_pwr_delay = radeon_bios16(dev_priv, lcd_info + 0x24);
+ encoder->panel_digon_delay = radeon_bios16(dev_priv, lcd_info + 0x38) & 0xf;
+ encoder->panel_blon_delay = (radeon_bios16(dev_priv, lcd_info + 0x38) >> 4) & 0xf;
+
+ encoder->panel_ref_divider = radeon_bios16(dev_priv, lcd_info + 46);
+ encoder->panel_post_divider = radeon_bios8(dev_priv, lcd_info + 48);
+ encoder->panel_fb_divider = radeon_bios16(dev_priv, lcd_info + 49);
+ if ((encoder->panel_ref_divider != 0) &&
+ (encoder->panel_fb_divider > 3))
+ encoder->use_bios_dividers = true;
+
+ panel_setup = radeon_bios32(dev_priv, lcd_info + 0x39);
+ encoder->lvds_gen_cntl = 0xff00;
+ if (panel_setup & 0x1)
+ encoder->lvds_gen_cntl |= RADEON_LVDS_PANEL_FORMAT;
+
+ if ((panel_setup >> 4) & 0x1)
+ encoder->lvds_gen_cntl |= RADEON_LVDS_PANEL_TYPE;
+
+ switch ((panel_setup >> 8) & 0x7) {
+ case 0:
+ encoder->lvds_gen_cntl |= RADEON_LVDS_NO_FM;
+ break;
+ case 1:
+ encoder->lvds_gen_cntl |= RADEON_LVDS_2_GREY;
+ break;
+ case 2:
+ encoder->lvds_gen_cntl |= RADEON_LVDS_4_GREY;
+ break;
+ default:
+ break;
+ }
+
+ if ((panel_setup >> 16) & 0x1)
+ encoder->lvds_gen_cntl |= RADEON_LVDS_FP_POL_LOW;
+
+ if ((panel_setup >> 17) & 0x1)
+ encoder->lvds_gen_cntl |= RADEON_LVDS_LP_POL_LOW;
+
+ if ((panel_setup >> 18) & 0x1)
+ encoder->lvds_gen_cntl |= RADEON_LVDS_DTM_POL_LOW;
+
+ if ((panel_setup >> 23) & 0x1)
+ encoder->lvds_gen_cntl |= RADEON_LVDS_BL_CLK_SEL;
+
+ encoder->lvds_gen_cntl |= (panel_setup & 0xf0000000);
+
+
+ for (i = 0; i < 32; i++) {
+ tmp = radeon_bios16(dev_priv, lcd_info + 64 + i * 2);
+ if (tmp == 0) break;
+
+ if ((radeon_bios16(dev_priv, tmp) == encoder->panel_xres) &&
+ (radeon_bios16(dev_priv, tmp + 2) == encoder->panel_yres)) {
+ encoder->hblank = (radeon_bios16(dev_priv, tmp + 17) -
+ radeon_bios16(dev_priv, tmp + 19)) * 8;
+ encoder->hoverplus = (radeon_bios16(dev_priv, tmp + 21) -
+ radeon_bios16(dev_priv, tmp + 19) - 1) * 8;
+ encoder->hsync_width = radeon_bios8(dev_priv, tmp + 23) * 8;
+
+ encoder->vblank = (radeon_bios16(dev_priv, tmp + 24) -
+ radeon_bios16(dev_priv, tmp + 26));
+ encoder->voverplus = ((radeon_bios16(dev_priv, tmp + 28) & 0x7ff) -
+ radeon_bios16(dev_priv, tmp + 26));
+ encoder->vsync_width = ((radeon_bios16(dev_priv, tmp + 28) & 0xf800) >> 11);
+ encoder->dotclock = radeon_bios16(dev_priv, tmp + 9) * 10;
+ encoder->flags = 0;
+ }
+ }
+ return true;
+ }
+ DRM_INFO("No panel info found in BIOS\n");
+ return false;
+
+}
+
+bool radeon_combios_get_tmds_info(struct radeon_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint16_t tmds_info;
+ int i, n;
+ uint8_t ver;
+
+ tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
+
+ if (tmds_info) {
+ ver = radeon_bios8(dev_priv, tmds_info);
+ DRM_INFO("DFP table revision: %d\n", ver);
+ if (ver == 3) {
+ n = radeon_bios8(dev_priv, tmds_info + 5) + 1;
+ if (n > 4)
+ n = 4;
+ for (i = 0; i < n; i++) {
+ encoder->tmds_pll[i].value = radeon_bios32(dev_priv, tmds_info + i * 10 + 0x08);
+ encoder->tmds_pll[i].freq = radeon_bios16(dev_priv, tmds_info + i * 10 + 0x10);
+ }
+ return true;
+ } else if (ver == 4) {
+ int stride = 0;
+ n = radeon_bios8(dev_priv, tmds_info + 5) + 1;
+ if (n > 4)
+ n = 4;
+ for (i = 0; i < n; i++) {
+ encoder->tmds_pll[i].value = radeon_bios32(dev_priv, tmds_info + stride + 0x08);
+ encoder->tmds_pll[i].freq = radeon_bios16(dev_priv, tmds_info + stride + 0x10);
+ if (i == 0)
+ stride += 10;
+ else
+ stride += 6;
+ }
+ return true;
+ }
+ }
+
+ DRM_INFO("No TMDS info found in BIOS\n");
+ return false;
+}
+
+void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder)
+{
+ struct drm_device *dev = encoder->base.dev;
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint16_t ext_tmds_info;
+ uint8_t ver;
+
+ ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
+ if (ext_tmds_info) {
+ ver = radeon_bios8(dev_priv, ext_tmds_info);
+ DRM_INFO("External TMDS Table revision: %d\n", ver);
+ // TODO
+ }
+}
+
+static void radeon_apply_legacy_quirks(struct drm_device *dev, int bios_index)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ struct radeon_mode_info *mode_info = &dev_priv->mode_info;
+
+ /* XPRESS DDC quirks */
+ if ((dev_priv->chip_family == CHIP_RS400 ||
+ dev_priv->chip_family == CHIP_RS480) &&
+ mode_info->bios_connector[bios_index].ddc_i2c.mask_clk_reg == RADEON_GPIO_CRT2_DDC) {
+ mode_info->bios_connector[bios_index].ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_MONID);
+ } else if ((dev_priv->chip_family == CHIP_RS400 ||
+ dev_priv->chip_family == CHIP_RS480) &&
+ mode_info->bios_connector[bios_index].ddc_i2c.mask_clk_reg == RADEON_GPIO_MONID) {
+ mode_info->bios_connector[bios_index].ddc_i2c.valid = true;
+ mode_info->bios_connector[bios_index].ddc_i2c.mask_clk_mask = (0x20 << 8);
+ mode_info->bios_connector[bios_index].ddc_i2c.mask_data_mask = 0x80;
+ mode_info->bios_connector[bios_index].ddc_i2c.a_clk_mask = (0x20 << 8);
+ mode_info->bios_connector[bios_index].ddc_i2c.a_data_mask = 0x80;
+ mode_info->bios_connector[bios_index].ddc_i2c.put_clk_mask = (0x20 << 8);
+ mode_info->bios_connector[bios_index].ddc_i2c.put_data_mask = 0x80;
+ mode_info->bios_connector[bios_index].ddc_i2c.get_clk_mask = (0x20 << 8);
+ mode_info->bios_connector[bios_index].ddc_i2c.get_data_mask = 0x80;
+ mode_info->bios_connector[bios_index].ddc_i2c.mask_clk_reg = RADEON_GPIOPAD_MASK;
+ mode_info->bios_connector[bios_index].ddc_i2c.mask_data_reg = RADEON_GPIOPAD_MASK;
+ mode_info->bios_connector[bios_index].ddc_i2c.a_clk_reg = RADEON_GPIOPAD_A;
+ mode_info->bios_connector[bios_index].ddc_i2c.a_data_reg = RADEON_GPIOPAD_A;
+ mode_info->bios_connector[bios_index].ddc_i2c.put_clk_reg = RADEON_GPIOPAD_EN;
+ mode_info->bios_connector[bios_index].ddc_i2c.put_data_reg = RADEON_GPIOPAD_EN;
+ mode_info->bios_connector[bios_index].ddc_i2c.get_clk_reg = RADEON_LCD_GPIO_Y_REG;
+ mode_info->bios_connector[bios_index].ddc_i2c.get_data_reg = RADEON_LCD_GPIO_Y_REG;
+ }
+
+ /* Certain IBM chipset RN50s have a BIOS reporting two VGAs,
+ one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */
+ if (dev->pdev->device == 0x515e &&
+ dev->pdev->subsystem_vendor == 0x1014) {
+ if (mode_info->bios_connector[bios_index].connector_type == CONNECTOR_VGA &&
+ mode_info->bios_connector[bios_index].ddc_i2c.mask_clk_reg == RADEON_GPIO_CRT2_DDC) {
+ mode_info->bios_connector[bios_index].valid = false;
+ }
+ }
+
+ /* Some RV100 cards with 2 VGA ports show up with DVI+VGA */
+ if (dev->pdev->device == 0x5159 &&
+ dev->pdev->subsystem_vendor == 0x1002 &&
+ dev->pdev->subsystem_device == 0x013a) {
+ if (mode_info->bios_connector[bios_index].connector_type == CONNECTOR_DVI_I)
+ mode_info->bios_connector[bios_index].connector_type = CONNECTOR_VGA;
+
+ }
+
+ /* X300 card with extra non-existent DVI port */
+ if (dev->pdev->device == 0x5B60 &&
+ dev->pdev->subsystem_vendor == 0x17af &&
+ dev->pdev->subsystem_device == 0x201e &&
+ bios_index == 2) {
+ if (mode_info->bios_connector[bios_index].connector_type == CONNECTOR_DVI_I)
+ mode_info->bios_connector[bios_index].valid = false;
+ }
+
+}
+
+bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ struct radeon_mode_info *mode_info = &dev_priv->mode_info;
+ uint32_t conn_info, entry;
+ uint16_t tmp;
+ enum radeon_combios_ddc ddc_type;
+ enum radeon_combios_connector connector_type;
+ int i;
+
+ DRM_DEBUG("\n");
+ conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE);
+ if (conn_info) {
+ for (i = 0; i < 4; i++) {
+ entry = conn_info + 2 + i * 2;
+
+ if (!radeon_bios16(dev_priv, entry))
+ break;
+
+ mode_info->bios_connector[i].valid = true;
+
+ tmp = radeon_bios16(dev_priv, entry);
+
+ connector_type = (tmp >> 12) & 0xf;
+ mode_info->bios_connector[i].connector_type = connector_type;
+
+ switch(connector_type) {
+ case CONNECTOR_PROPRIETARY_LEGACY:
+ mode_info->bios_connector[i].connector_type = CONNECTOR_DVI_D;
+ break;
+ case CONNECTOR_CRT_LEGACY:
+ mode_info->bios_connector[i].connector_type = CONNECTOR_VGA;
+ break;
+ case CONNECTOR_DVI_I_LEGACY:
+ mode_info->bios_connector[i].connector_type = CONNECTOR_DVI_I;
+ break;
+ case CONNECTOR_DVI_D_LEGACY:
+ mode_info->bios_connector[i].connector_type = CONNECTOR_DVI_D;
+ break;
+ case CONNECTOR_CTV_LEGACY:
+ mode_info->bios_connector[i].connector_type = CONNECTOR_CTV;
+ break;
+ case CONNECTOR_STV_LEGACY:
+ mode_info->bios_connector[i].connector_type = CONNECTOR_STV;
+ break;
+ default:
+ DRM_ERROR("Unknown connector type: %d\n", connector_type);
+ mode_info->bios_connector[i].valid = false;
+ break;
+ }
+
+ mode_info->bios_connector[i].ddc_i2c.valid = false;
+
+ ddc_type = (tmp >> 8) & 0xf;
+ switch (ddc_type) {
+ case DDC_MONID:
+ mode_info->bios_connector[i].ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_MONID);
+ break;
+ case DDC_DVI:
+ mode_info->bios_connector[i].ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC);
+ break;
+ case DDC_VGA:
+ mode_info->bios_connector[i].ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
+ break;
+ case DDC_CRT2:
+ mode_info->bios_connector[i].ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC);
+ break;
+ default:
+ break;
+ }
+
+ if (tmp & 0x1)
+ mode_info->bios_connector[i].dac_type = DAC_TVDAC;
+ else
+ mode_info->bios_connector[i].dac_type = DAC_PRIMARY;
+
+ if ((dev_priv->chip_family == CHIP_RS300) ||
+ (dev_priv->chip_family == CHIP_RS400) ||
+ (dev_priv->chip_family == CHIP_RS480))
+ mode_info->bios_connector[i].dac_type = DAC_TVDAC;
+
+ if ((tmp >> 4) & 0x1)
+ mode_info->bios_connector[i].tmds_type = TMDS_EXT;
+ else
+ mode_info->bios_connector[i].tmds_type = TMDS_INT;
+
+ radeon_apply_legacy_quirks(dev, i);
+ }
+ } else {
+ uint16_t tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
+ if (tmds_info) {
+ DRM_DEBUG("Found DFP table, assuming DVI connector\n");
+
+ mode_info->bios_connector[0].valid = true;
+ mode_info->bios_connector[0].connector_type = CONNECTOR_DVI_I;
+ mode_info->bios_connector[0].dac_type = DAC_PRIMARY;
+ mode_info->bios_connector[0].tmds_type = TMDS_INT;
+ mode_info->bios_connector[0].ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC);
+ } else {
+ DRM_DEBUG("No connector info found\n");
+ return false;
+ }
+ }
+
+ if (dev_priv->flags & RADEON_IS_MOBILITY ||
+ dev_priv->chip_family == CHIP_RS400 ||
+ dev_priv->chip_family == CHIP_RS480) {
+ uint16_t lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
+ if (lcd_info) {
+ uint16_t lcd_ddc_info = combios_get_table_offset(dev, COMBIOS_LCD_DDC_INFO_TABLE);
+
+ mode_info->bios_connector[4].valid = true;
+ mode_info->bios_connector[4].connector_type = CONNECTOR_LVDS;
+ mode_info->bios_connector[4].dac_type = DAC_NONE;
+ mode_info->bios_connector[4].tmds_type = TMDS_NONE;
+ mode_info->bios_connector[4].ddc_i2c.valid = false;
+
+ if (lcd_ddc_info) {
+ ddc_type = radeon_bios8(dev_priv, lcd_ddc_info + 2);
+ switch(ddc_type) {
+ case DDC_MONID:
+ mode_info->bios_connector[4].ddc_i2c =
+ combios_setup_i2c_bus(RADEON_GPIO_MONID);
+ break;
+ case DDC_DVI:
+ mode_info->bios_connector[4].ddc_i2c =
+ combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC);
+ break;
+ case DDC_VGA:
+ mode_info->bios_connector[4].ddc_i2c =
+ combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
+ break;
+ case DDC_CRT2:
+ mode_info->bios_connector[4].ddc_i2c =
+ combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC);
+ break;
+ case DDC_LCD:
+ mode_info->bios_connector[4].ddc_i2c =
+ combios_setup_i2c_bus(RADEON_LCD_GPIO_MASK);
+ mode_info->bios_connector[4].ddc_i2c.mask_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.mask_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ mode_info->bios_connector[4].ddc_i2c.a_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.a_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ mode_info->bios_connector[4].ddc_i2c.put_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.put_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ mode_info->bios_connector[4].ddc_i2c.get_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.get_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ break;
+ case DDC_GPIO:
+ mode_info->bios_connector[4].ddc_i2c =
+ combios_setup_i2c_bus(RADEON_MDGPIO_EN_REG);
+ mode_info->bios_connector[4].ddc_i2c.mask_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.mask_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ mode_info->bios_connector[4].ddc_i2c.a_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.a_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ mode_info->bios_connector[4].ddc_i2c.put_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.put_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ mode_info->bios_connector[4].ddc_i2c.get_clk_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 3);
+ mode_info->bios_connector[4].ddc_i2c.get_data_mask =
+ radeon_bios32(dev_priv, lcd_ddc_info + 7);
+ break;
+ default:
+ break;
+ }
+ DRM_DEBUG("LCD DDC Info Table found!\n");
+ }
+ } else
+ mode_info->bios_connector[4].ddc_i2c.valid = false;
+ }
+
+ /* check TV table */
+ if (dev_priv->chip_family != CHIP_R100 &&
+ dev_priv->chip_family != CHIP_R200) {
+ uint32_t tv_info = combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
+ if (tv_info) {
+ if (radeon_bios8(dev_priv, tv_info + 6) == 'T') {
+ mode_info->bios_connector[5].valid = true;
+ mode_info->bios_connector[5].connector_type = CONNECTOR_DIN;
+ mode_info->bios_connector[5].dac_type = DAC_TVDAC;
+ mode_info->bios_connector[5].tmds_type = TMDS_NONE;
+ mode_info->bios_connector[5].ddc_i2c.valid = false;
+ }
+ }
+ }
+
+
+ DRM_DEBUG("BIOS Connector table\n");
+ for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) {
+ if (!mode_info->bios_connector[i].valid)
+ continue;
+
+ DRM_DEBUG("Port %d: ddc_type 0x%x, dac_type %d, tmds_type %d, connector type %d, hpd_mask %d\n",
+ i, mode_info->bios_connector[i].ddc_i2c.mask_clk_reg,
+ mode_info->bios_connector[i].dac_type,
+ mode_info->bios_connector[i].tmds_type,
+ mode_info->bios_connector[i].connector_type,
+ mode_info->bios_connector[i].hpd_mask);
+ }
+
+ return true;
+}
+
+static void combios_parse_mmio_table(struct drm_device *dev, uint16_t offset)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+
+ if (offset) {
+ while (radeon_bios16(dev_priv, offset)) {
+ uint16_t cmd = ((radeon_bios16(dev_priv, offset) & 0xe000) >> 13);
+ uint32_t addr = (radeon_bios16(dev_priv, offset) & 0x1fff);
+ uint32_t val, and_mask, or_mask;
+ uint32_t tmp;
+
+ offset += 2;
+ switch (cmd) {
+ case 0:
+ val = radeon_bios32(dev_priv, offset);
+ offset += 4;
+ RADEON_WRITE(addr, val);
+ break;
+ case 1:
+ val = radeon_bios32(dev_priv, offset);
+ offset += 4;
+ RADEON_WRITE(addr, val);
+ break;
+ case 2:
+ and_mask = radeon_bios32(dev_priv, offset);
+ offset += 4;
+ or_mask = radeon_bios32(dev_priv, offset);
+ offset += 4;
+ tmp = RADEON_READ(addr);
+ tmp &= and_mask;
+ tmp |= or_mask;
+ RADEON_WRITE(addr, tmp);
+ break;
+ case 3:
+ and_mask = radeon_bios32(dev_priv, offset);
+ offset += 4;
+ or_mask = radeon_bios32(dev_priv, offset);
+ offset += 4;
+ tmp = RADEON_READ(addr);
+ tmp &= and_mask;
+ tmp |= or_mask;
+ RADEON_WRITE(addr, tmp);
+ break;
+ case 4:
+ val = radeon_bios16(dev_priv, offset);
+ offset += 2;
+ udelay(val);
+ break;
+ case 5:
+ val = radeon_bios16(dev_priv, offset);
+ offset += 2;
+ switch (addr) {
+ case 8:
+ while (val--) {
+ if (!(RADEON_READ_PLL(dev_priv, RADEON_CLK_PWRMGT_CNTL) &
+ RADEON_MC_BUSY))
+ break;
+ }
+ break;
+ case 9:
+ while (val--) {
+ if ((RADEON_READ(RADEON_MC_STATUS) &
+ RADEON_MC_IDLE))
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ }
+}
+
+static void combios_parse_pll_table(struct drm_device *dev, uint16_t offset)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+
+ if (offset) {
+ while (radeon_bios8(dev_priv, offset)) {
+ uint8_t cmd = ((radeon_bios8(dev_priv, offset) & 0xc0) >> 6);
+ uint8_t addr = (radeon_bios8(dev_priv, offset) & 0x3f);
+ uint32_t val, shift, tmp;
+ uint32_t and_mask, or_mask;
+
+ offset++;
+ switch (cmd) {
+ case 0:
+ val = radeon_bios32(dev_priv, offset);
+ offset += 4;
+ RADEON_WRITE_PLL(dev_priv, addr, val);
+ break;
+ case 1:
+ shift = radeon_bios8(dev_priv, offset) * 8;
+ offset++;
+ and_mask = radeon_bios8(dev_priv, offset) << shift;
+ and_mask |= ~(0xff << shift);
+ offset++;
+ or_mask = radeon_bios8(dev_priv, offset) << shift;
+ offset++;
+ tmp = RADEON_READ_PLL(dev_priv, addr);
+ tmp &= and_mask;
+ tmp |= or_mask;
+ RADEON_WRITE_PLL(dev_priv, addr, tmp);
+ break;
+ case 2:
+ case 3:
+ tmp = 1000;
+ switch (addr) {
+ case 1:
+ udelay(150);
+ break;
+ case 2:
+ udelay(1000);
+ break;
+ case 3:
+ while (tmp--) {
+ if (!(RADEON_READ_PLL(dev_priv, RADEON_CLK_PWRMGT_CNTL) &
+ RADEON_MC_BUSY))
+ break;
+ }
+ break;
+ case 4:
+ while (tmp--) {
+ if (RADEON_READ_PLL(dev_priv, RADEON_CLK_PWRMGT_CNTL) &
+ RADEON_DLL_READY)
+ break;
+ }
+ break;
+ case 5:
+ tmp = RADEON_READ_PLL(dev_priv, RADEON_CLK_PWRMGT_CNTL);
+ if (tmp & RADEON_CG_NO1_DEBUG_0) {
+#if 0
+ uint32_t mclk_cntl = RADEON_READ_PLL(RADEON_MCLK_CNTL);
+ mclk_cntl &= 0xffff0000;
+ //mclk_cntl |= 0x00001111; /* ??? */
+ RADEON_WRITE_PLL(dev_priv, RADEON_MCLK_CNTL, mclk_cntl);
+ udelay(10000);
+#endif
+ RADEON_WRITE_PLL(dev_priv, RADEON_CLK_PWRMGT_CNTL,
+ tmp & ~RADEON_CG_NO1_DEBUG_0);
+ udelay(10000);
+ }
+ break;
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ }
+}
+
+static void combios_parse_ram_reset_table(struct drm_device *dev, uint16_t offset)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint32_t tmp;
+
+ if (offset) {
+ uint8_t val = radeon_bios8(dev_priv, offset);
+ while (val != 0xff) {
+ offset++;
+
+ if (val == 0x0f) {
+ uint32_t channel_complete_mask;
+
+ if (radeon_is_r300(dev_priv))
+ channel_complete_mask = R300_MEM_PWRUP_COMPLETE;
+ else
+ channel_complete_mask = RADEON_MEM_PWRUP_COMPLETE;
+ tmp = 20000;
+ while (tmp--) {
+ if ((RADEON_READ(RADEON_MEM_STR_CNTL) &
+ channel_complete_mask) ==
+ channel_complete_mask)
+ break;
+ }
+ } else {
+ uint32_t or_mask = radeon_bios16(dev_priv, offset);
+ offset += 2;
+
+ tmp = RADEON_READ(RADEON_MEM_SDRAM_MODE_REG);
+ tmp &= RADEON_SDRAM_MODE_MASK;
+ tmp |= or_mask;
+ RADEON_WRITE(RADEON_MEM_SDRAM_MODE_REG, tmp);
+
+ or_mask = val << 24;
+ tmp = RADEON_READ(RADEON_MEM_SDRAM_MODE_REG);
+ tmp &= RADEON_B3MEM_RESET_MASK;
+ tmp |= or_mask;
+ RADEON_WRITE(RADEON_MEM_SDRAM_MODE_REG, tmp);
+ }
+ val = radeon_bios8(dev_priv, offset);
+ }
+ }
+}
+
+void radeon_combios_dyn_clk_setup(struct drm_device *dev, int enable)
+{
+ uint16_t dyn_clk_info = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
+
+ if (dyn_clk_info)
+ combios_parse_pll_table(dev, dyn_clk_info);
+}
+
+void radeon_combios_asic_init(struct drm_device *dev)
+{
+ uint16_t table;
+
+ /* ASIC INIT 1 */
+ table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_1_TABLE);
+ if (table)
+ combios_parse_mmio_table(dev, table);
+
+ /* PLL INIT */
+ table = combios_get_table_offset(dev, COMBIOS_PLL_INIT_TABLE);
+ if (table)
+ combios_parse_pll_table(dev, table);
+
+ /* ASIC INIT 2 */
+ table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_2_TABLE);
+ if (table)
+ combios_parse_mmio_table(dev, table);
+
+ /* ASIC INIT 4 */
+ table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_4_TABLE);
+ if (table)
+ combios_parse_mmio_table(dev, table);
+
+ /* RAM RESET */
+ table = combios_get_table_offset(dev, COMBIOS_RAM_RESET_TABLE);
+ if (table)
+ combios_parse_ram_reset_table(dev, table);
+
+ /* ASIC INIT 3 */
+ table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_3_TABLE);
+ if (table)
+ combios_parse_mmio_table(dev, table);
+
+ /* DYN CLK 1 */
+ table = combios_get_table_offset(dev, COMBIOS_DYN_CLK_1_TABLE);
+ if (table)
+ combios_parse_pll_table(dev, table);
+
+ /* ASIC INIT 5 */
+ table = combios_get_table_offset(dev, COMBIOS_ASIC_INIT_5_TABLE);
+ if (table)
+ combios_parse_mmio_table(dev, table);
+
+}
+
+void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev)
+{
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint32_t bios_0_scratch, bios_6_scratch, bios_7_scratch;
+
+ bios_0_scratch = RADEON_READ(RADEON_BIOS_0_SCRATCH);
+ bios_6_scratch = RADEON_READ(RADEON_BIOS_6_SCRATCH);
+ //bios_7_scratch = RADEON_READ(RADEON_BIOS_7_SCRATCH);
+
+ /* let the bios control the backlight */
+ bios_0_scratch &= ~RADEON_DRIVER_BRIGHTNESS_EN;
+
+ /* tell the bios not to handle mode switching */
+ bios_6_scratch |= (RADEON_DISPLAY_SWITCHING_DIS |
+ RADEON_ACC_MODE_CHANGE);
+
+ /* tell the bios a driver is loaded */
+ //bios_7_scratch |= RADEON_DRV_LOADED;
+
+ RADEON_WRITE(RADEON_BIOS_0_SCRATCH, bios_0_scratch);
+ RADEON_WRITE(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
+ //RADEON_WRITE(RADEON_BIOS_7_SCRATCH, bios_7_scratch);
+}
+
+void
+radeon_combios_output_lock(struct drm_encoder *encoder, bool lock)
+{
+ struct drm_device *dev = encoder->dev;
+ struct drm_radeon_private *dev_priv = dev->dev_private;
+ uint32_t bios_6_scratch;
+
+ bios_6_scratch = RADEON_READ(RADEON_BIOS_6_SCRATCH);
+
+ if (lock)
+ bios_6_scratch |= RADEON_DRIVER_CRITICAL;
+ else
+ bios_6_scratch &= ~RADEON_DRIVER_CRITICAL;
+
+ RADEON_WRITE(RADEON_BIOS_6_SCRATCH, bios_6_scratch);
+}