diff options
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/radeon_combios.c | 631 |
1 files changed, 513 insertions, 118 deletions
diff --git a/linux-core/radeon_combios.c b/linux-core/radeon_combios.c index 3b01385c..c293cd71 100644 --- a/linux-core/radeon_combios.c +++ b/linux-core/radeon_combios.c @@ -30,6 +30,57 @@ /* 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_TDMS_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_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, @@ -53,6 +104,283 @@ enum radeon_combios_connector 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_TDMS_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_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; @@ -98,125 +426,130 @@ 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_block; + uint16_t pll_info; struct radeon_pll *pll = &mode_info->pll; int rev; - pll_info_block = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x30); - rev = radeon_bios8(dev_priv, pll_info_block); + pll_info = combios_get_table_offset(dev, COMBIOS_PLL_INFO_TABLE); + if (pll_info) { + rev = radeon_bios8(dev_priv, pll_info); - pll->reference_freq = radeon_bios16(dev_priv, pll_info_block + 0xe); - pll->reference_div = radeon_bios16(dev_priv, pll_info_block + 0x10); - pll->pll_out_min = radeon_bios32(dev_priv, pll_info_block + 0x12); - pll->pll_out_max = radeon_bios32(dev_priv, pll_info_block + 0x16); + pll->reference_freq = radeon_bios16(dev_priv, pll_info + 0xe); + pll->reference_div = radeon_bios16(dev_priv, pll_info + 0x10); + pll->pll_out_min = radeon_bios32(dev_priv, pll_info + 0x12); + pll->pll_out_max = radeon_bios32(dev_priv, pll_info + 0x16); - if (rev > 9) { - pll->pll_in_min = radeon_bios32(dev_priv, pll_info_block + 0x36); - pll->pll_in_max = radeon_bios32(dev_priv, pll_info_block + 0x3a); - } else { - pll->pll_in_min = 40; - pll->pll_in_max = 500; - } + if (rev > 9) { + pll->pll_in_min = radeon_bios32(dev_priv, pll_info + 0x36); + pll->pll_in_max = radeon_bios32(dev_priv, pll_info + 0x3a); + } else { + pll->pll_in_min = 40; + pll->pll_in_max = 500; + } - pll->xclk = radeon_bios16(dev_priv, pll_info_block + 0x08); + pll->xclk = radeon_bios16(dev_priv, pll_info + 0x08); - // sclk/mclk use fixed point - - return true; + // sclk/mclk use fixed point + 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 tmp; + uint16_t lcd_info; char stmp[30]; - int tmp0; - int i; - - tmp = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x40); - if (!tmp) { - DRM_INFO("No panel info found in BIOS\n"); - return false; + int tmp, i; - } + lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE); - for (i = 0; i < 24; i++) - stmp[i] = radeon_bios8(dev_priv, tmp + i + 1); - stmp[24] = 0; + 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); + DRM_INFO("Panel ID String: %s\n", stmp); - encoder->panel_xres = radeon_bios16(dev_priv, tmp + 25); - encoder->panel_yres = radeon_bios16(dev_priv, tmp + 27); + 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); + DRM_INFO("Panel Size %dx%d\n", encoder->panel_xres, encoder->panel_yres); - encoder->panel_pwr_delay = radeon_bios16(dev_priv, tmp + 44); - if (encoder->panel_pwr_delay > 2000 || encoder->panel_pwr_delay < 0) - encoder->panel_pwr_delay = 2000; + encoder->panel_pwr_delay = radeon_bios16(dev_priv, lcd_info + 44); + if (encoder->panel_pwr_delay > 2000 || encoder->panel_pwr_delay < 0) + encoder->panel_pwr_delay = 2000; - for (i = 0; i < 32; i++) { - tmp0 = radeon_bios16(dev_priv, tmp + 64 + i * 2); - if (tmp0 == 0) break; + 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, tmp0) == encoder->panel_xres) && - (radeon_bios16(dev_priv, tmp0 + 2) == encoder->panel_yres)) { - encoder->hblank = (radeon_bios16(dev_priv, tmp0 + 17) - - radeon_bios16(dev_priv, tmp0 + 19)) * 8; - encoder->hoverplus = (radeon_bios16(dev_priv, tmp0 + 21) - - radeon_bios16(dev_priv, tmp0 + 19) - 1) * 8; - encoder->hsync_width = radeon_bios8(dev_priv, tmp0 + 23) * 8; + 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, tmp0 + 24) - - radeon_bios16(dev_priv, tmp0 + 26)); - encoder->voverplus = ((radeon_bios16(dev_priv, tmp0 + 28) & 0x7fff) - - radeon_bios16(dev_priv, tmp0 + 26)); - encoder->vsync_width = ((radeon_bios16(dev_priv, tmp0 + 28) & 0xf800) >> 11); - encoder->dotclock = radeon_bios16(dev_priv, tmp0 + 9) * 10; - encoder->flags = 0; + encoder->vblank = (radeon_bios16(dev_priv, tmp + 24) - + radeon_bios16(dev_priv, tmp + 26)); + encoder->voverplus = ((radeon_bios16(dev_priv, tmp + 28) & 0x7fff) - + 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; } - 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 tmp; + uint16_t tmds_info; int i, n; uint8_t ver; - tmp = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x34); - if (!tmp) { - DRM_INFO("No TMDS info found in BIOS\n"); - return false; - } - - ver = radeon_bios8(dev_priv, tmp); - DRM_INFO("DFP table revision: %d\n", ver); - if (ver == 3) { - n = radeon_bios8(dev_priv, tmp + 5) + 1; - if (n > 4) n = 4; - for (i = 0; i < n; i++) { - encoder->tmds_pll[i].value = radeon_bios32(dev_priv, tmp+i*10+0x08); - encoder->tmds_pll[i].freq = radeon_bios16(dev_priv, tmp+i*10+0x10); - } - return true; - } else if (ver == 4) { - int stride = 0; - n = radeon_bios8(dev_priv, tmp + 5) + 1; - if (n > 4) n = 4; - for (i = 0; i < n; i++) { - encoder->tmds_pll[i].value = radeon_bios32(dev_priv, tmp+stride+0x08); - encoder->tmds_pll[i].freq = radeon_bios16(dev_priv, tmp+stride+0x10); - if (i == 0) stride += 10; - else stride += 6; + 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; } - return true; } + + DRM_INFO("No TMDS info found in BIOS\n"); return false; } @@ -262,17 +595,17 @@ 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 offset, entry; - uint16_t tmp0, tmp1, tmp; - enum radeon_combios_ddc ddctype; + 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"); - offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x50); - if (offset) { + conn_info = combios_get_table_offset(dev, COMBIOS_CONNECTOR_INFO_TABLE); + if (conn_info) { for (i = 0; i < 4; i++) { - entry = offset + 2 + i * 2; + entry = conn_info + 2 + i * 2; if (!radeon_bios16(dev_priv, entry)) break; @@ -311,8 +644,8 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev) mode_info->bios_connector[i].ddc_i2c.valid = false; - ddctype = (tmp >> 8) & 0xf; - switch (ddctype) { + 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; @@ -347,9 +680,8 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev) radeon_apply_legacy_quirks(dev, i); } } else { - DRM_INFO("no connector table found in BIOS\n"); - offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x34); - if (offset) { + 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; @@ -358,45 +690,108 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev) 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 table found\n"); + DRM_DEBUG("No connector info found\n"); return false; } } - if (dev_priv->flags & RADEON_IS_MOBILITY) { - offset = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x40); - if (offset) { + 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 = 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; - tmp = radeon_bios16(dev_priv, dev_priv->bios_header_start + 0x42); - if (tmp) { - tmp0 = radeon_bios16(dev_priv, tmp + 0x15); - if (tmp0) { - tmp1 = radeon_bios8(dev_priv, tmp0 + 2) & 0x07; - if (tmp1) { - ddctype = tmp1; - - switch(ddctype) { - case DDC_MONID: - case DDC_DVI: - case DDC_CRT2: - case DDC_LCD: - case DDC_GPIO: - default: - break; - } - DRM_DEBUG("LCD DDC Info Table found!\n"); - } + 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; } - } else - mode_info->bios_connector[4].ddc_i2c.valid = false; + 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) |