diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
-rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 367 |
1 files changed, 183 insertions, 184 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 3733cb78779..f0ea7f8da67 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -75,46 +75,45 @@ static inline struct radeon_i2c_bus_rec radeon_lookup_i2c_gpio(struct radeon_dev memset(&i2c, 0, sizeof(struct radeon_i2c_bus_rec)); i2c.valid = false; - atom_parse_data_header(ctx, index, NULL, NULL, NULL, &data_offset); - - i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset); - - - for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) { - gpio = &i2c_info->asGPIO_Info[i]; - - if (gpio->sucI2cId.ucAccess == id) { - i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4; - i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4; - i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4; - i2c.en_data_reg = le16_to_cpu(gpio->usDataEnRegisterIndex) * 4; - i2c.y_clk_reg = le16_to_cpu(gpio->usClkY_RegisterIndex) * 4; - i2c.y_data_reg = le16_to_cpu(gpio->usDataY_RegisterIndex) * 4; - i2c.a_clk_reg = le16_to_cpu(gpio->usClkA_RegisterIndex) * 4; - i2c.a_data_reg = le16_to_cpu(gpio->usDataA_RegisterIndex) * 4; - i2c.mask_clk_mask = (1 << gpio->ucClkMaskShift); - i2c.mask_data_mask = (1 << gpio->ucDataMaskShift); - i2c.en_clk_mask = (1 << gpio->ucClkEnShift); - i2c.en_data_mask = (1 << gpio->ucDataEnShift); - i2c.y_clk_mask = (1 << gpio->ucClkY_Shift); - i2c.y_data_mask = (1 << gpio->ucDataY_Shift); - i2c.a_clk_mask = (1 << gpio->ucClkA_Shift); - i2c.a_data_mask = (1 << gpio->ucDataA_Shift); - - if (gpio->sucI2cId.sbfAccess.bfHW_Capable) - i2c.hw_capable = true; - else - i2c.hw_capable = false; - - if (gpio->sucI2cId.ucAccess == 0xa0) - i2c.mm_i2c = true; - else - i2c.mm_i2c = false; - - i2c.i2c_id = gpio->sucI2cId.ucAccess; - - i2c.valid = true; - break; + if (atom_parse_data_header(ctx, index, NULL, NULL, NULL, &data_offset)) { + i2c_info = (struct _ATOM_GPIO_I2C_INFO *)(ctx->bios + data_offset); + + for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) { + gpio = &i2c_info->asGPIO_Info[i]; + + if (gpio->sucI2cId.ucAccess == id) { + i2c.mask_clk_reg = le16_to_cpu(gpio->usClkMaskRegisterIndex) * 4; + i2c.mask_data_reg = le16_to_cpu(gpio->usDataMaskRegisterIndex) * 4; + i2c.en_clk_reg = le16_to_cpu(gpio->usClkEnRegisterIndex) * 4; + i2c.en_data_reg = le16_to_cpu(gpio->usDataEnRegisterIndex) * 4; + i2c.y_clk_reg = le16_to_cpu(gpio->usClkY_RegisterIndex) * 4; + i2c.y_data_reg = le16_to_cpu(gpio->usDataY_RegisterIndex) * 4; + i2c.a_clk_reg = le16_to_cpu(gpio->usClkA_RegisterIndex) * 4; + i2c.a_data_reg = le16_to_cpu(gpio->usDataA_RegisterIndex) * 4; + i2c.mask_clk_mask = (1 << gpio->ucClkMaskShift); + i2c.mask_data_mask = (1 << gpio->ucDataMaskShift); + i2c.en_clk_mask = (1 << gpio->ucClkEnShift); + i2c.en_data_mask = (1 << gpio->ucDataEnShift); + i2c.y_clk_mask = (1 << gpio->ucClkY_Shift); + i2c.y_data_mask = (1 << gpio->ucDataY_Shift); + i2c.a_clk_mask = (1 << gpio->ucClkA_Shift); + i2c.a_data_mask = (1 << gpio->ucDataA_Shift); + + if (gpio->sucI2cId.sbfAccess.bfHW_Capable) + i2c.hw_capable = true; + else + i2c.hw_capable = false; + + if (gpio->sucI2cId.ucAccess == 0xa0) + i2c.mm_i2c = true; + else + i2c.mm_i2c = false; + + i2c.i2c_id = gpio->sucI2cId.ucAccess; + + i2c.valid = true; + break; + } } } @@ -135,20 +134,21 @@ static inline struct radeon_gpio_rec radeon_lookup_gpio(struct radeon_device *rd memset(&gpio, 0, sizeof(struct radeon_gpio_rec)); gpio.valid = false; - atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset); + if (atom_parse_data_header(ctx, index, &size, NULL, NULL, &data_offset)) { + gpio_info = (struct _ATOM_GPIO_PIN_LUT *)(ctx->bios + data_offset); - gpio_info = (struct _ATOM_GPIO_PIN_LUT *)(ctx->bios + data_offset); + num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / + sizeof(ATOM_GPIO_PIN_ASSIGNMENT); - num_indices = (size - sizeof(ATOM_COMMON_TABLE_HEADER)) / sizeof(ATOM_GPIO_PIN_ASSIGNMENT); - - for (i = 0; i < num_indices; i++) { - pin = &gpio_info->asGPIO_Pin[i]; - if (id == pin->ucGPIO_ID) { - gpio.id = pin->ucGPIO_ID; - gpio.reg = pin->usGpioPin_AIndex * 4; - gpio.mask = (1 << pin->ucGpioPinBitShift); - gpio.valid = true; - break; + for (i = 0; i < num_indices; i++) { + pin = &gpio_info->asGPIO_Pin[i]; + if (id == pin->ucGPIO_ID) { + gpio.id = pin->ucGPIO_ID; + gpio.reg = pin->usGpioPin_AIndex * 4; + gpio.mask = (1 << pin->ucGpioPinBitShift); + gpio.valid = true; + break; + } } } @@ -395,9 +395,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) struct radeon_gpio_rec gpio; struct radeon_hpd hpd; - atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset); - - if (data_offset == 0) + if (!atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset)) return false; if (crev < 2) @@ -449,37 +447,43 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev) GetIndexIntoMasterTable(DATA, IntegratedSystemInfo); - atom_parse_data_header(ctx, index, &size, &frev, - &crev, &igp_offset); - - if (crev >= 2) { - igp_obj = - (ATOM_INTEGRATED_SYSTEM_INFO_V2 - *) (ctx->bios + igp_offset); - - if (igp_obj) { - uint32_t slot_config, ct; - - if (con_obj_num == 1) - slot_config = - igp_obj-> - ulDDISlot1Config; - else - slot_config = - igp_obj-> - ulDDISlot2Config; - - ct = (slot_config >> 16) & 0xff; - connector_type = - object_connector_convert - [ct]; - connector_object_id = ct; - igp_lane_info = - slot_config & 0xffff; + if (atom_parse_data_header(ctx, index, &size, &frev, + &crev, &igp_offset)) { + + if (crev >= 2) { + igp_obj = + (ATOM_INTEGRATED_SYSTEM_INFO_V2 + *) (ctx->bios + igp_offset); + + if (igp_obj) { + uint32_t slot_config, ct; + + if (con_obj_num == 1) + slot_config = + igp_obj-> + ulDDISlot1Config; + else + slot_config = + igp_obj-> + ulDDISlot2Config; + + ct = (slot_config >> 16) & 0xff; + connector_type = + object_connector_convert + [ct]; + connector_object_id = ct; + igp_lane_info = + slot_config & 0xffff; + } else + continue; } else continue; - } else - continue; + } else { + igp_lane_info = 0; + connector_type = + object_connector_convert[con_obj_id]; + connector_object_id = con_obj_id; + } } else { igp_lane_info = 0; connector_type = @@ -627,20 +631,23 @@ static uint16_t atombios_get_connector_object_id(struct drm_device *dev, uint8_t frev, crev; ATOM_XTMDS_INFO *xtmds; - atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset); - xtmds = (ATOM_XTMDS_INFO *)(ctx->bios + data_offset); + if (atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset)) { + xtmds = (ATOM_XTMDS_INFO *)(ctx->bios + data_offset); - if (xtmds->ucSupportedLink & ATOM_XTMDS_SUPPORTED_DUALLINK) { - if (connector_type == DRM_MODE_CONNECTOR_DVII) - return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I; - else - return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D; - } else { - if (connector_type == DRM_MODE_CONNECTOR_DVII) - return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I; - else - return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D; - } + if (xtmds->ucSupportedLink & ATOM_XTMDS_SUPPORTED_DUALLINK) { + if (connector_type == DRM_MODE_CONNECTOR_DVII) + return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I; + else + return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D; + } else { + if (connector_type == DRM_MODE_CONNECTOR_DVII) + return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I; + else + return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D; + } + } else + return supported_devices_connector_object_id_convert + [connector_type]; } else { return supported_devices_connector_object_id_convert [connector_type]; @@ -672,7 +679,8 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct int i, j, max_device; struct bios_connector bios_connectors[ATOM_MAX_SUPPORTED_DEVICE]; - atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset); + if (!atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset)) + return false; supported_devices = (union atom_supported_devices *)(ctx->bios + data_offset); @@ -865,14 +873,11 @@ bool radeon_atom_get_clock_info(struct drm_device *dev) struct radeon_pll *mpll = &rdev->clock.mpll; uint16_t data_offset; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, - &crev, &data_offset); - - firmware_info = - (union firmware_info *)(mode_info->atom_context->bios + - data_offset); - - if (firmware_info) { + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + firmware_info = + (union firmware_info *)(mode_info->atom_context->bios + + data_offset); /* pixel clocks */ p1pll->reference_freq = le16_to_cpu(firmware_info->info.usReferenceClock); @@ -1006,13 +1011,10 @@ bool radeon_atombios_sideport_present(struct radeon_device *rdev) u8 frev, crev; u16 data_offset; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, - &crev, &data_offset); - - igp_info = (union igp_info *)(mode_info->atom_context->bios + + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + igp_info = (union igp_info *)(mode_info->atom_context->bios + data_offset); - - if (igp_info) { switch (crev) { case 1: if (igp_info->info.ucMemoryType & 0xf0) @@ -1043,14 +1045,12 @@ bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder, uint16_t maxfreq; int i; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, - &crev, &data_offset); + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + tmds_info = + (struct _ATOM_TMDS_INFO *)(mode_info->atom_context->bios + + data_offset); - tmds_info = - (struct _ATOM_TMDS_INFO *)(mode_info->atom_context->bios + - data_offset); - - if (tmds_info) { maxfreq = le16_to_cpu(tmds_info->usMaxFrequency); for (i = 0; i < 4; i++) { tmds->tmds_pll[i].freq = @@ -1099,13 +1099,11 @@ static struct radeon_atom_ss *radeon_atombios_get_ss_info(struct if (id > ATOM_MAX_SS_ENTRY) return NULL; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, - &crev, &data_offset); - - ss_info = - (struct _ATOM_SPREAD_SPECTRUM_INFO *)(mode_info->atom_context->bios + data_offset); + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + ss_info = + (struct _ATOM_SPREAD_SPECTRUM_INFO *)(mode_info->atom_context->bios + data_offset); - if (ss_info) { ss = kzalloc(sizeof(struct radeon_atom_ss), GFP_KERNEL); @@ -1146,13 +1144,10 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct uint8_t frev, crev; struct radeon_encoder_atom_dig *lvds = NULL; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, - &crev, &data_offset); - - lvds_info = - (union lvds_info *)(mode_info->atom_context->bios + data_offset); - - if (lvds_info) { + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + lvds_info = + (union lvds_info *)(mode_info->atom_context->bios + data_offset); lvds = kzalloc(sizeof(struct radeon_encoder_atom_dig), GFP_KERNEL); @@ -1228,11 +1223,11 @@ radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder) uint8_t bg, dac; struct radeon_encoder_primary_dac *p_dac = NULL; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset); + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + dac_info = (struct _COMPASSIONATE_DATA *) + (mode_info->atom_context->bios + data_offset); - dac_info = (struct _COMPASSIONATE_DATA *)(mode_info->atom_context->bios + data_offset); - - if (dac_info) { p_dac = kzalloc(sizeof(struct radeon_encoder_primary_dac), GFP_KERNEL); if (!p_dac) @@ -1257,7 +1252,9 @@ bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index, u8 frev, crev; u16 data_offset, misc; - atom_parse_data_header(mode_info->atom_context, data_index, NULL, &frev, &crev, &data_offset); + if (!atom_parse_data_header(mode_info->atom_context, data_index, NULL, + &frev, &crev, &data_offset)) + return false; switch (crev) { case 1: @@ -1349,47 +1346,50 @@ radeon_atombios_get_tv_info(struct radeon_device *rdev) struct _ATOM_ANALOG_TV_INFO *tv_info; enum radeon_tv_std tv_std = TV_STD_NTSC; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset); + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { - tv_info = (struct _ATOM_ANALOG_TV_INFO *)(mode_info->atom_context->bios + data_offset); + tv_info = (struct _ATOM_ANALOG_TV_INFO *) + (mode_info->atom_context->bios + data_offset); - switch (tv_info->ucTV_BootUpDefaultStandard) { - case ATOM_TV_NTSC: - tv_std = TV_STD_NTSC; - DRM_INFO("Default TV standard: NTSC\n"); - break; - case ATOM_TV_NTSCJ: - tv_std = TV_STD_NTSC_J; - DRM_INFO("Default TV standard: NTSC-J\n"); - break; - case ATOM_TV_PAL: - tv_std = TV_STD_PAL; - DRM_INFO("Default TV standard: PAL\n"); - break; - case ATOM_TV_PALM: - tv_std = TV_STD_PAL_M; - DRM_INFO("Default TV standard: PAL-M\n"); - break; - case ATOM_TV_PALN: - tv_std = TV_STD_PAL_N; - DRM_INFO("Default TV standard: PAL-N\n"); - break; - case ATOM_TV_PALCN: - tv_std = TV_STD_PAL_CN; - DRM_INFO("Default TV standard: PAL-CN\n"); - break; - case ATOM_TV_PAL60: - tv_std = TV_STD_PAL_60; - DRM_INFO("Default TV standard: PAL-60\n"); - break; - case ATOM_TV_SECAM: - tv_std = TV_STD_SECAM; - DRM_INFO("Default TV standard: SECAM\n"); - break; - default: - tv_std = TV_STD_NTSC; - DRM_INFO("Unknown TV standard; defaulting to NTSC\n"); - break; + switch (tv_info->ucTV_BootUpDefaultStandard) { + case ATOM_TV_NTSC: + tv_std = TV_STD_NTSC; + DRM_INFO("Default TV standard: NTSC\n"); + break; + case ATOM_TV_NTSCJ: + tv_std = TV_STD_NTSC_J; + DRM_INFO("Default TV standard: NTSC-J\n"); + break; + case ATOM_TV_PAL: + tv_std = TV_STD_PAL; + DRM_INFO("Default TV standard: PAL\n"); + break; + case ATOM_TV_PALM: + tv_std = TV_STD_PAL_M; + DRM_INFO("Default TV standard: PAL-M\n"); + break; + case ATOM_TV_PALN: + tv_std = TV_STD_PAL_N; + DRM_INFO("Default TV standard: PAL-N\n"); + break; + case ATOM_TV_PALCN: + tv_std = TV_STD_PAL_CN; + DRM_INFO("Default TV standard: PAL-CN\n"); + break; + case ATOM_TV_PAL60: + tv_std = TV_STD_PAL_60; + DRM_INFO("Default TV standard: PAL-60\n"); + break; + case ATOM_TV_SECAM: + tv_std = TV_STD_SECAM; + DRM_INFO("Default TV standard: SECAM\n"); + break; + default: + tv_std = TV_STD_NTSC; + DRM_INFO("Unknown TV standard; defaulting to NTSC\n"); + break; + } } return tv_std; } @@ -1407,11 +1407,12 @@ radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder) uint8_t bg, dac; struct radeon_encoder_tv_dac *tv_dac = NULL; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset); + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { - dac_info = (struct _COMPASSIONATE_DATA *)(mode_info->atom_context->bios + data_offset); + dac_info = (struct _COMPASSIONATE_DATA *) + (mode_info->atom_context->bios + data_offset); - if (dac_info) { tv_dac = kzalloc(sizeof(struct radeon_encoder_tv_dac), GFP_KERNEL); if (!tv_dac) @@ -1479,13 +1480,11 @@ void radeon_atombios_get_power_modes(struct radeon_device *rdev) int state_index = 0, mode_index = 0; struct radeon_i2c_bus_rec i2c_bus; - atom_parse_data_header(mode_info->atom_context, index, NULL, &frev, &crev, &data_offset); - - power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); - rdev->pm.default_power_state = NULL; - if (power_info) { + if (atom_parse_data_header(mode_info->atom_context, index, NULL, + &frev, &crev, &data_offset)) { + power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); if (frev < 4) { /* add the i2c bus for thermal/fan chip */ if (power_info->info.ucOverdriveThermalController > 0) { |