diff options
Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/fw/acpi.h')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/fw/acpi.h | 330 |
1 files changed, 330 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.h b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h new file mode 100644 index 000000000..c36c62d64 --- /dev/null +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.h @@ -0,0 +1,330 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* + * Copyright (C) 2017 Intel Deutschland GmbH + * Copyright (C) 2018-2023 Intel Corporation + */ +#ifndef __iwl_fw_acpi__ +#define __iwl_fw_acpi__ + +#include <linux/acpi.h> +#include "fw/api/commands.h" +#include "fw/api/power.h" +#include "fw/api/phy.h" +#include "fw/api/nvm-reg.h" +#include "fw/api/config.h" +#include "fw/img.h" +#include "iwl-trans.h" + + +#define ACPI_WRDS_METHOD "WRDS" +#define ACPI_EWRD_METHOD "EWRD" +#define ACPI_WGDS_METHOD "WGDS" +#define ACPI_WRDD_METHOD "WRDD" +#define ACPI_SPLC_METHOD "SPLC" +#define ACPI_ECKV_METHOD "ECKV" +#define ACPI_PPAG_METHOD "PPAG" +#define ACPI_WTAS_METHOD "WTAS" +#define ACPI_WPFC_METHOD "WPFC" + +#define ACPI_WIFI_DOMAIN (0x07) + +#define ACPI_SAR_PROFILE_NUM 4 + +#define ACPI_NUM_GEO_PROFILES 3 +#define ACPI_NUM_GEO_PROFILES_REV3 8 +#define ACPI_GEO_PER_CHAIN_SIZE 3 + +#define ACPI_SAR_NUM_CHAINS_REV0 2 +#define ACPI_SAR_NUM_CHAINS_REV1 2 +#define ACPI_SAR_NUM_CHAINS_REV2 4 +#define ACPI_SAR_NUM_SUB_BANDS_REV0 5 +#define ACPI_SAR_NUM_SUB_BANDS_REV1 11 +#define ACPI_SAR_NUM_SUB_BANDS_REV2 11 + +#define ACPI_WRDS_WIFI_DATA_SIZE_REV0 (ACPI_SAR_NUM_CHAINS_REV0 * \ + ACPI_SAR_NUM_SUB_BANDS_REV0 + 2) +#define ACPI_WRDS_WIFI_DATA_SIZE_REV1 (ACPI_SAR_NUM_CHAINS_REV1 * \ + ACPI_SAR_NUM_SUB_BANDS_REV1 + 2) +#define ACPI_WRDS_WIFI_DATA_SIZE_REV2 (ACPI_SAR_NUM_CHAINS_REV2 * \ + ACPI_SAR_NUM_SUB_BANDS_REV2 + 2) +#define ACPI_EWRD_WIFI_DATA_SIZE_REV0 ((ACPI_SAR_PROFILE_NUM - 1) * \ + ACPI_SAR_NUM_CHAINS_REV0 * \ + ACPI_SAR_NUM_SUB_BANDS_REV0 + 3) +#define ACPI_EWRD_WIFI_DATA_SIZE_REV1 ((ACPI_SAR_PROFILE_NUM - 1) * \ + ACPI_SAR_NUM_CHAINS_REV1 * \ + ACPI_SAR_NUM_SUB_BANDS_REV1 + 3) +#define ACPI_EWRD_WIFI_DATA_SIZE_REV2 ((ACPI_SAR_PROFILE_NUM - 1) * \ + ACPI_SAR_NUM_CHAINS_REV2 * \ + ACPI_SAR_NUM_SUB_BANDS_REV2 + 3) +#define ACPI_WPFC_WIFI_DATA_SIZE 4 /* 4 filter config words */ + +/* revision 0 and 1 are identical, except for the semantics in the FW */ +#define ACPI_GEO_NUM_BANDS_REV0 2 +#define ACPI_GEO_NUM_BANDS_REV2 3 +#define ACPI_GEO_NUM_CHAINS 2 + +#define ACPI_WRDD_WIFI_DATA_SIZE 2 +#define ACPI_SPLC_WIFI_DATA_SIZE 2 +#define ACPI_ECKV_WIFI_DATA_SIZE 2 + +/* + * TAS size: 1 elelment for type, + * 1 element for enabled field, + * 1 element for block list size, + * 16 elements for block list array + */ +#define APCI_WTAS_BLACK_LIST_MAX 16 +#define ACPI_WTAS_WIFI_DATA_SIZE (3 + APCI_WTAS_BLACK_LIST_MAX) +#define ACPI_WTAS_ENABLED_MSK 0x1 +#define ACPI_WTAS_OVERRIDE_IEC_MSK 0x2 +#define ACPI_WTAS_ENABLE_IEC_MSK 0x4 +#define ACPI_WTAS_OVERRIDE_IEC_POS 0x1 +#define ACPI_WTAS_ENABLE_IEC_POS 0x2 +#define ACPI_WTAS_USA_UHB_MSK BIT(16) +#define ACPI_WTAS_USA_UHB_POS 16 + + +#define ACPI_PPAG_WIFI_DATA_SIZE_V1 ((IWL_NUM_CHAIN_LIMITS * \ + IWL_NUM_SUB_BANDS_V1) + 2) +#define ACPI_PPAG_WIFI_DATA_SIZE_V2 ((IWL_NUM_CHAIN_LIMITS * \ + IWL_NUM_SUB_BANDS_V2) + 2) + +/* PPAG gain value bounds in 1/8 dBm */ +#define ACPI_PPAG_MIN_LB -16 +#define ACPI_PPAG_MAX_LB 24 +#define ACPI_PPAG_MIN_HB -16 +#define ACPI_PPAG_MAX_HB 40 +#define ACPI_PPAG_MASK 3 +#define IWL_PPAG_ETSI_MASK BIT(0) + +#define IWL_SAR_ENABLE_MSK BIT(0) +#define IWL_REDUCE_POWER_FLAGS_POS 1 + +/* + * The profile for revision 2 is a superset of revision 1, which is in + * turn a superset of revision 0. So we can store all revisions + * inside revision 2, which is what we represent here. + */ +struct iwl_sar_profile_chain { + u8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; +}; + +struct iwl_sar_profile { + bool enabled; + struct iwl_sar_profile_chain chains[ACPI_SAR_NUM_CHAINS_REV2]; +}; + +/* Same thing as with SAR, all revisions fit in revision 2 */ +struct iwl_geo_profile_band { + u8 max; + u8 chains[ACPI_GEO_NUM_CHAINS]; +}; + +struct iwl_geo_profile { + struct iwl_geo_profile_band bands[ACPI_GEO_NUM_BANDS_REV2]; +}; + +/* Same thing as with SAR, all revisions fit in revision 2 */ +struct iwl_ppag_chain { + s8 subbands[ACPI_SAR_NUM_SUB_BANDS_REV2]; +}; + +enum iwl_dsm_funcs_rev_0 { + DSM_FUNC_QUERY = 0, + DSM_FUNC_DISABLE_SRD = 1, + DSM_FUNC_ENABLE_INDONESIA_5G2 = 2, + DSM_FUNC_ENABLE_6E = 3, + DSM_FUNC_11AX_ENABLEMENT = 6, + DSM_FUNC_ENABLE_UNII4_CHAN = 7, + DSM_FUNC_ACTIVATE_CHANNEL = 8, + DSM_FUNC_FORCE_DISABLE_CHANNELS = 9 +}; + +enum iwl_dsm_values_srd { + DSM_VALUE_SRD_ACTIVE, + DSM_VALUE_SRD_PASSIVE, + DSM_VALUE_SRD_DISABLE, + DSM_VALUE_SRD_MAX +}; + +enum iwl_dsm_values_indonesia { + DSM_VALUE_INDONESIA_DISABLE, + DSM_VALUE_INDONESIA_ENABLE, + DSM_VALUE_INDONESIA_RESERVED, + DSM_VALUE_INDONESIA_MAX +}; + +/* DSM RFI uses a different GUID, so need separate definitions */ + +#define DSM_RFI_FUNC_ENABLE 3 + +enum iwl_dsm_values_rfi { + DSM_VALUE_RFI_ENABLE, + DSM_VALUE_RFI_DISABLE, + DSM_VALUE_RFI_MAX +}; + +#ifdef CONFIG_ACPI + +struct iwl_fw_runtime; + +extern const guid_t iwl_guid; +extern const guid_t iwl_rfi_guid; + +int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, + const guid_t *guid, u8 *value); + +int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, + const guid_t *guid, u32 *value); + +/** + * iwl_acpi_get_mcc - read MCC from ACPI, if available + * + * @dev: the struct device + * @mcc: output buffer (3 bytes) that will get the MCC + * + * This function tries to read the current MCC from ACPI if available. + */ +int iwl_acpi_get_mcc(struct device *dev, char *mcc); + +u64 iwl_acpi_get_pwr_limit(struct device *dev); + +/* + * iwl_acpi_get_eckv - read external clock validation from ACPI, if available + * + * @dev: the struct device + * @extl_clk: output var (2 bytes) that will get the clk indication. + * + * This function tries to read the external clock indication + * from ACPI if available. + */ +int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk); + +int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, + __le16 *per_chain, u32 n_tables, u32 n_subbands, + int prof_a, int prof_b); + +int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt); + +int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt); + +int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt); + +bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt); + +int iwl_sar_geo_init(struct iwl_fw_runtime *fwrt, + struct iwl_per_chain_offset *table, + u32 n_bands, u32 n_profiles); + +int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, + union iwl_tas_config_cmd *cmd, int fw_ver); + +__le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt); + +int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt); + +int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, union iwl_ppag_table_cmd *cmd, + int *cmd_size); + +bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt); + +void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt, + struct iwl_phy_specific_cfg *filters); + +#else /* CONFIG_ACPI */ + +static inline void *iwl_acpi_get_dsm_object(struct device *dev, int rev, + int func, union acpi_object *args) +{ + return ERR_PTR(-ENOENT); +} + +static inline int iwl_acpi_get_dsm_u8(struct device *dev, int rev, int func, + const guid_t *guid, u8 *value) +{ + return -ENOENT; +} + +static inline int iwl_acpi_get_dsm_u32(struct device *dev, int rev, int func, + const guid_t *guid, u32 *value) +{ + return -ENOENT; +} + +static inline int iwl_acpi_get_mcc(struct device *dev, char *mcc) +{ + return -ENOENT; +} + +static inline u64 iwl_acpi_get_pwr_limit(struct device *dev) +{ + return 0; +} + +static inline int iwl_acpi_get_eckv(struct device *dev, u32 *extl_clk) +{ + return -ENOENT; +} + +static inline int iwl_sar_select_profile(struct iwl_fw_runtime *fwrt, + __le16 *per_chain, u32 n_tables, u32 n_subbands, + int prof_a, int prof_b) +{ + return -ENOENT; +} + +static inline int iwl_sar_get_wrds_table(struct iwl_fw_runtime *fwrt) +{ + return -ENOENT; +} + +static inline int iwl_sar_get_ewrd_table(struct iwl_fw_runtime *fwrt) +{ + return -ENOENT; +} + +static inline int iwl_sar_get_wgds_table(struct iwl_fw_runtime *fwrt) +{ + return 1; +} + +static inline bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) +{ + return false; +} + +static inline int iwl_acpi_get_tas(struct iwl_fw_runtime *fwrt, + union iwl_tas_config_cmd *cmd, int fw_ver) +{ + return -ENOENT; +} + +static inline __le32 iwl_acpi_get_lari_config_bitmap(struct iwl_fw_runtime *fwrt) +{ + return 0; +} + +static inline int iwl_acpi_get_ppag_table(struct iwl_fw_runtime *fwrt) +{ + return -ENOENT; +} + +static inline int iwl_read_ppag_table(struct iwl_fw_runtime *fwrt, + union iwl_ppag_table_cmd *cmd, int *cmd_size) +{ + return -ENOENT; +} + +static inline bool iwl_acpi_is_ppag_approved(struct iwl_fw_runtime *fwrt) +{ + return false; +} + +static inline void iwl_acpi_get_phy_filters(struct iwl_fw_runtime *fwrt, + struct iwl_phy_specific_cfg *filters) +{ +} + +#endif /* CONFIG_ACPI */ + +#endif /* __iwl_fw_acpi__ */ |