From 73c184e1fe29cb4c4a01c8628763d8fe7bc81707 Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Wed, 20 Mar 2024 23:26:30 +0200 Subject: wifi: iwlwifi: add support for BZ_W BZ_W is another member of the BZ family. Just like BZ_U, we also need to override the STEP. While at it, add a few missing CNVi Chip ID values. Signed-off-by: Emmanuel Grumbach Signed-off-by: Miri Korenblit Link: https://msgid.link/20240320232419.40c315d51b22.I6b2b2083f8d5b4ec4119aa5b51c21b8428d96060@changeid Signed-off-by: Johannes Berg --- drivers/net/wireless/intel/iwlwifi/iwl-config.h | 1 + drivers/net/wireless/intel/iwlwifi/iwl-prph.h | 3 +++ drivers/net/wireless/intel/iwlwifi/pcie/drv.c | 16 +++++++++++++++- 3 files changed, 19 insertions(+), 1 deletion(-) (limited to 'drivers/net/wireless/intel') diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h index a931277169a7..732889f96ca2 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h @@ -422,6 +422,7 @@ struct iwl_cfg { #define IWL_CFG_MAC_TYPE_SC 0x48 #define IWL_CFG_MAC_TYPE_SC2 0x49 #define IWL_CFG_MAC_TYPE_SC2F 0x4A +#define IWL_CFG_MAC_TYPE_BZ_W 0x4B #define IWL_CFG_RF_TYPE_TH 0x105 #define IWL_CFG_RF_TYPE_TH1 0x108 diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h index 05b4001c8224..898e22e0d1ab 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-prph.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-prph.h @@ -371,7 +371,10 @@ enum { #define CNVI_AUX_MISC_CHIP 0xA200B0 #define CNVI_AUX_MISC_CHIP_MAC_STEP(_val) (((_val) & 0xf000000) >> 24) #define CNVI_AUX_MISC_CHIP_PROD_TYPE(_val) ((_val) & 0xfff) +#define CNVI_AUX_MISC_CHIP_PROD_TYPE_GL 0x910 #define CNVI_AUX_MISC_CHIP_PROD_TYPE_BZ_U 0x930 +#define CNVI_AUX_MISC_CHIP_PROD_TYPE_BZ_I 0x900 +#define CNVI_AUX_MISC_CHIP_PROD_TYPE_BZ_W 0x901 #define CNVR_AUX_MISC_CHIP 0xA2B800 #define CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM 0xA29890 diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index a687c394cf07..cd2183ccbdbd 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -1004,6 +1004,12 @@ VISIBLE_IF_IWLWIFI_KUNIT const struct iwl_dev_info iwl_dev_info_table[] = { IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, iwl_cfg_bz, iwl_fm_name), + _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_MAC_TYPE_BZ_W, IWL_CFG_ANY, + IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, + iwl_cfg_bz, iwl_fm_name), + /* Ga (Gl) */ _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_MAC_TYPE_GL, IWL_CFG_ANY, @@ -1128,6 +1134,7 @@ static void get_crf_id(struct iwl_trans *iwl_trans) { u32 sd_reg_ver_addr; u32 val = 0; + u8 step; if (iwl_trans->trans_cfg->device_family >= IWL_DEVICE_FAMILY_AX210) sd_reg_ver_addr = SD_REG_VER_GEN2; @@ -1146,16 +1153,23 @@ static void get_crf_id(struct iwl_trans *iwl_trans) iwl_trans->hw_cnv_id = iwl_read_prph_no_grab(iwl_trans, CNVI_AUX_MISC_CHIP); + /* For BZ-W, take B step also when A step is indicated */ + if (CSR_HW_REV_TYPE(iwl_trans->hw_rev) == IWL_CFG_MAC_TYPE_BZ_W) + step = SILICON_B_STEP; + /* In BZ, the MAC step must be read from the CNVI aux register */ if (CSR_HW_REV_TYPE(iwl_trans->hw_rev) == IWL_CFG_MAC_TYPE_BZ) { - u8 step = CNVI_AUX_MISC_CHIP_MAC_STEP(iwl_trans->hw_cnv_id); + step = CNVI_AUX_MISC_CHIP_MAC_STEP(iwl_trans->hw_cnv_id); /* For BZ-U, take B step also when A step is indicated */ if ((CNVI_AUX_MISC_CHIP_PROD_TYPE(iwl_trans->hw_cnv_id) == CNVI_AUX_MISC_CHIP_PROD_TYPE_BZ_U) && step == SILICON_A_STEP) step = SILICON_B_STEP; + } + if (CSR_HW_REV_TYPE(iwl_trans->hw_rev) == IWL_CFG_MAC_TYPE_BZ || + CSR_HW_REV_TYPE(iwl_trans->hw_rev) == IWL_CFG_MAC_TYPE_BZ_W) { iwl_trans->hw_rev_step = step; iwl_trans->hw_rev |= step; } -- cgit v1.2.3