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| author | Ronghua Zang <ronghua@vmware.com> | 2010-07-15 22:18:47 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-07-15 22:18:47 -0700 |
| commit | 6929fe8a37365148228206eea8577b3524afc463 (patch) | |
| tree | a43dcfd1291840f34a549b9f5fc2f0cb6bad7e4b | |
| parent | ca802447c0b9dc12a8aa6552c9c7b3c7af31f492 (diff) | |
| download | blackbird-op-linux-6929fe8a37365148228206eea8577b3524afc463.tar.gz blackbird-op-linux-6929fe8a37365148228206eea8577b3524afc463.zip | |
net-next: vmxnet3 fixes [2/5] Interrupt control bitmap
A new bit map 'intrCtrl' is introduced in the DriverShared area. The
driver should update VMXNET3_IC_DISABLE_ALL bit before writing IMR.
Signed-off-by: Ronghua Zang <ronghua@vmware.com>
Signed-off-by: Shreyas Bhatewara <sbhatewara@vmware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/vmxnet3/vmxnet3_defs.h | 6 | ||||
| -rw-r--r-- | drivers/net/vmxnet3/vmxnet3_drv.c | 5 |
2 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h b/drivers/net/vmxnet3/vmxnet3_defs.h index b4889e6c4a57..ca7727b940ad 100644 --- a/drivers/net/vmxnet3/vmxnet3_defs.h +++ b/drivers/net/vmxnet3/vmxnet3_defs.h @@ -464,6 +464,9 @@ enum vmxnet3_intr_type { /* addition 1 for events */ #define VMXNET3_MAX_INTRS 25 +/* value of intrCtrl */ +#define VMXNET3_IC_DISABLE_ALL 0x1 /* bit 0 */ + struct Vmxnet3_IntrConf { bool autoMask; @@ -471,7 +474,8 @@ struct Vmxnet3_IntrConf { u8 eventIntrIdx; u8 modLevels[VMXNET3_MAX_INTRS]; /* moderation level for * each intr */ - __le32 reserved[3]; + __le32 intrCtrl; + __le32 reserved[2]; }; /* one bit per VLAN ID, the size is in the units of u32 */ diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 989b742551ac..0fbfc67e0f79 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -72,6 +72,8 @@ vmxnet3_enable_all_intrs(struct vmxnet3_adapter *adapter) for (i = 0; i < adapter->intr.num_intrs; i++) vmxnet3_enable_intr(adapter, i); + adapter->shared->devRead.intrConf.intrCtrl &= + cpu_to_le32(~VMXNET3_IC_DISABLE_ALL); } @@ -80,6 +82,8 @@ vmxnet3_disable_all_intrs(struct vmxnet3_adapter *adapter) { int i; + adapter->shared->devRead.intrConf.intrCtrl |= + cpu_to_le32(VMXNET3_IC_DISABLE_ALL); for (i = 0; i < adapter->intr.num_intrs; i++) vmxnet3_disable_intr(adapter, i); } @@ -1825,6 +1829,7 @@ vmxnet3_setup_driver_shared(struct vmxnet3_adapter *adapter) devRead->intrConf.modLevels[i] = adapter->intr.mod_levels[i]; devRead->intrConf.eventIntrIdx = adapter->intr.event_intr_idx; + devRead->intrConf.intrCtrl |= cpu_to_le32(VMXNET3_IC_DISABLE_ALL); /* rx filter settings */ devRead->rxFilterConf.rxMode = 0; |
