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author | Carl Huang <quic_cjhuang@quicinc.com> | 2023-06-01 13:35:15 +0300 |
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committer | Kalle Valo <quic_kvalo@quicinc.com> | 2023-06-09 16:32:23 +0300 |
commit | 3394b51c7d3f5239459ceac7e535e45836d78bd4 (patch) | |
tree | 9fecf4900312e821a23215918e79f65d92d385fc /drivers/net/wireless | |
parent | 054b5580a36e435692c203c19abdcb9f7734320e (diff) | |
download | linux-stable-3394b51c7d3f5239459ceac7e535e45836d78bd4.tar.gz linux-stable-3394b51c7d3f5239459ceac7e535e45836d78bd4.tar.bz2 linux-stable-3394b51c7d3f5239459ceac7e535e45836d78bd4.zip |
wifi: ath12k: check hardware major version for WCN7850
This is to check the hardware major version for WCN7850 so only
supported hardware is initialized. Now only WCN7850 with major
version 2 is supported.
Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
Signed-off-by: Carl Huang <quic_cjhuang@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20230518105741.1281424-1-quic_cjhuang@quicinc.com
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r-- | drivers/net/wireless/ath/ath12k/pci.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath12k/pci.c b/drivers/net/wireless/ath/ath12k/pci.c index 9f174daf324c..5990a55801f0 100644 --- a/drivers/net/wireless/ath/ath12k/pci.c +++ b/drivers/net/wireless/ath/ath12k/pci.c @@ -1227,8 +1227,20 @@ static int ath12k_pci_probe(struct pci_dev *pdev, case WCN7850_DEVICE_ID: ab_pci->msi_config = &ath12k_msi_config[0]; ab->static_window_map = false; - ab->hw_rev = ATH12K_HW_WCN7850_HW20; ab_pci->pci_ops = &ath12k_pci_ops_wcn7850; + ath12k_pci_read_hw_version(ab, &soc_hw_version_major, + &soc_hw_version_minor); + switch (soc_hw_version_major) { + case ATH12K_PCI_SOC_HW_VERSION_2: + ab->hw_rev = ATH12K_HW_WCN7850_HW20; + break; + default: + dev_err(&pdev->dev, + "Unknown hardware version found for WCN7850: 0x%x\n", + soc_hw_version_major); + ret = -EOPNOTSUPP; + goto err_pci_free_region; + } break; default: |