From: Luca Coelho <luciano.coelho@xxxxxxxxx>
Some devices with PCI ID 0x2723, which is supposed to be 22260, are
actually not. So we need to differentiate them by checking the hw_rev
and change the cfg accordingly.
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
---
In v2:
* Added missing definition of CSR_HW_REV_TYPE_QNJ_B0
drivers/net/wireless/intel/iwlwifi/iwl-csr.h | 1 +
drivers/net/wireless/intel/iwlwifi/pcie/trans.c | 5 ++++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h
index caa5806acd81..42af421bbc3c 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h
@@ -325,6 +325,7 @@ enum {
#define CSR_HW_REV_TYPE_7265D (0x0000210)
#define CSR_HW_REV_TYPE_NONE (0x00001F0)
#define CSR_HW_REV_TYPE_QNJ (0x0000360)
+#define CSR_HW_REV_TYPE_QNJ_B0 (0x0000364)
#define CSR_HW_REV_TYPE_HR_CDB (0x0000340)
/* RF_ID value */
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index fc2f98f2d516..633444d2f930 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -3569,6 +3569,8 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
}
}
+ IWL_DEBUG_INFO(trans, "HW REV: 0x%0x\n", trans->hw_rev);
+
/*
* 9000-series integrated A-step has a problem with suspend/resume
* and sometimes even causes the whole platform to get stuck. This
@@ -3603,7 +3605,8 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
}
} else if (CSR_HW_RF_ID_TYPE_CHIP_ID(trans->hw_rf_id) ==
CSR_HW_RF_ID_TYPE_CHIP_ID(CSR_HW_RF_ID_TYPE_HR) &&
- trans->cfg != &iwl22260_2ax_cfg) {
+ (trans->cfg != &iwl22260_2ax_cfg ||
+ trans->hw_rev == CSR_HW_REV_TYPE_QNJ_B0)) {
u32 hw_status;
hw_status = iwl_read_prph(trans, UMAG_GEN_HW_STATUS);
--
2.20.1
