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authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2024-03-21 00:26:30 +0300
committerJohannes Berg <johannes.berg@intel.com>2024-03-25 17:39:54 +0300
commit73c184e1fe29cb4c4a01c8628763d8fe7bc81707 (patch)
tree3c35b4d1ad2db08580fcfd03a47a8d8e3c534f68
parent6795a37161fb1b58a8f11ea1a10baf810ebc5b5d (diff)
downloadlinux-73c184e1fe29cb4c4a01c8628763d8fe7bc81707.tar.xz
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 <emmanuel.grumbach@intel.com> Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com> Link: https://msgid.link/20240320232419.40c315d51b22.I6b2b2083f8d5b4ec4119aa5b51c21b8428d96060@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-config.h1
-rw-r--r--drivers/net/wireless/intel/iwlwifi/iwl-prph.h3
-rw-r--r--drivers/net/wireless/intel/iwlwifi/pcie/drv.c16
3 files changed, 19 insertions, 1 deletions
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;
}