diff options
| author | Igor Mitsyanko | 2018-09-25 00:15:14 +0200 |
|---|---|---|
| committer | Kalle Valo | 2018-10-01 17:40:34 +0200 |
| commit | 033a759921d1ae97437bcda44e7ac5a57c81e9c8 (patch) | |
| tree | b446752c02442313a726dc9ee1c5adaa494f503e /drivers/net/wireless/quantenna/qtnfmac/qtn_hw_ids.h | |
| parent | qtnfmac: wait for FW load work to finish at PCIe remove (diff) | |
| download | kernel-qcow2-linux-033a759921d1ae97437bcda44e7ac5a57c81e9c8.tar.gz kernel-qcow2-linux-033a759921d1ae97437bcda44e7ac5a57c81e9c8.tar.xz kernel-qcow2-linux-033a759921d1ae97437bcda44e7ac5a57c81e9c8.zip | |
qtnfmac_pcie: check for correct CHIP ID at pcie probe
Make sure that wifi device is of supported variant by checking it's CHIP ID
before completing a probe sequence.
Signed-off-by: Igor Mitsyanko <igor.mitsyanko.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/quantenna/qtnfmac/qtn_hw_ids.h')
| -rw-r--r-- | drivers/net/wireless/quantenna/qtnfmac/qtn_hw_ids.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/net/wireless/quantenna/qtnfmac/qtn_hw_ids.h b/drivers/net/wireless/quantenna/qtnfmac/qtn_hw_ids.h index c4ad40d59085..1fe798a9a667 100644 --- a/drivers/net/wireless/quantenna/qtnfmac/qtn_hw_ids.h +++ b/drivers/net/wireless/quantenna/qtnfmac/qtn_hw_ids.h @@ -25,8 +25,22 @@ #define PCIE_DEVICE_ID_QTN_PEARL (0x0008) +#define QTN_REG_SYS_CTRL_CSR 0x14 +#define QTN_CHIP_ID_MASK 0xF0 +#define QTN_CHIP_ID_TOPAZ 0x40 +#define QTN_CHIP_ID_PEARL 0x50 +#define QTN_CHIP_ID_PEARL_B 0x60 +#define QTN_CHIP_ID_PEARL_C 0x70 + /* FW names */ #define QTN_PCI_PEARL_FW_NAME "qtn/fmac_qsr10g.img" +static inline unsigned int qtnf_chip_id_get(const void __iomem *regs_base) +{ + u32 board_rev = readl(regs_base + QTN_REG_SYS_CTRL_CSR); + + return board_rev & QTN_CHIP_ID_MASK; +} + #endif /* _QTN_HW_IDS_H_ */ |