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| author | Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> | 2010-05-13 03:07:47 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-05-14 03:08:00 -0700 |
| commit | 96f8118c25ea812335986d96a68441c2bcb01fe0 (patch) | |
| tree | cb8a537baf568dea2b3e303dd5fb0be52dc8abc1 /drivers/net/qlcnic | |
| parent | 251a84c9272b88eac4888d610c44c821b277c6c9 (diff) | |
| download | kernel_samsung_smdk4412-96f8118c25ea812335986d96a68441c2bcb01fe0.zip kernel_samsung_smdk4412-96f8118c25ea812335986d96a68441c2bcb01fe0.tar.gz kernel_samsung_smdk4412-96f8118c25ea812335986d96a68441c2bcb01fe0.tar.bz2 | |
qlcnic: check IDC version
Warn user if IDC version mismatch with different class of drivers.
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlcnic')
| -rw-r--r-- | drivers/net/qlcnic/qlcnic.h | 1 | ||||
| -rw-r--r-- | drivers/net/qlcnic/qlcnic_main.c | 20 |
2 files changed, 19 insertions, 2 deletions
diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h index ed9df15..8a9412f 100644 --- a/drivers/net/qlcnic/qlcnic.h +++ b/drivers/net/qlcnic/qlcnic.h @@ -53,6 +53,7 @@ #define _QLCNIC_LINUX_MINOR 0 #define _QLCNIC_LINUX_SUBVERSION 2 #define QLCNIC_LINUX_VERSIONID "5.0.2" +#define QLCNIC_DRV_IDC_VER 0x01 #define QLCNIC_VERSION_CODE(a, b, c) (((a) << 24) + ((b) << 16) + (c)) #define _major(v) (((v) >> 24) & 0xff) diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index 50be833..54a6bb2 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -1975,12 +1975,25 @@ qlcnic_check_drv_state(struct qlcnic_adapter *adapter) return 1; } +static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter) +{ + u32 val = QLCRD32(adapter, QLCNIC_CRB_DRV_IDC_VER); + + if (val != QLCNIC_DRV_IDC_VER) { + dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's" + " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val); + } + + return 0; +} + static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) { u32 val, prev_state; u8 dev_init_timeo = adapter->dev_init_timeo; u8 portnum = adapter->portnum; + u8 ret; if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) return 1; @@ -2000,12 +2013,14 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) switch (prev_state) { case QLCNIC_DEV_COLD: QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING); + QLCWR32(adapter, QLCNIC_CRB_DRV_IDC_VER, QLCNIC_DRV_IDC_VER); qlcnic_api_unlock(adapter); return 1; case QLCNIC_DEV_READY: + ret = qlcnic_check_idc_ver(adapter); qlcnic_api_unlock(adapter); - return 0; + return ret; case QLCNIC_DEV_NEED_RESET: val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE); @@ -2048,9 +2063,10 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter) QLC_DEV_CLR_RST_QSCNT(val, portnum); QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val); + ret = qlcnic_check_idc_ver(adapter); qlcnic_api_unlock(adapter); - return 0; + return ret; } static void |