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| author | Dmitry Kravkov <dmitry@broadcom.com> | 2010-10-06 03:33:18 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-10-06 14:10:40 -0700 |
| commit | c2bff63fad94eeecf59e4ba8e4cb51688ccae1ec (patch) | |
| tree | 677c59a6a9c3a37a569c14cf55c305d63c20b8c4 /drivers/net/cnic.c | |
| parent | d6214d7aaa9a82b206dac9e3b0665c49c522a271 (diff) | |
| download | blackbird-op-linux-c2bff63fad94eeecf59e4ba8e4cb51688ccae1ec.tar.gz blackbird-op-linux-c2bff63fad94eeecf59e4ba8e4cb51688ccae1ec.zip | |
bnx2x, cnic: Fix SPQ return credit
Return proper L2 and L5 SPQ (slow path queue) credits. Previously, all
SPQ events were counted as L5 types.
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/cnic.c')
| -rw-r--r-- | drivers/net/cnic.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 80259815af06..27449bf775e3 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -242,14 +242,14 @@ static int cnic_in_use(struct cnic_sock *csk) return test_bit(SK_F_INUSE, &csk->flags); } -static void cnic_kwq_completion(struct cnic_dev *dev, u32 count) +static void cnic_spq_completion(struct cnic_dev *dev, int cmd, u32 count) { struct cnic_local *cp = dev->cnic_priv; struct cnic_eth_dev *ethdev = cp->ethdev; struct drv_ctl_info info; - info.cmd = DRV_CTL_COMPLETION_CMD; - info.data.comp.comp_count = count; + info.cmd = cmd; + info.data.credit.credit_count = count; ethdev->drv_ctl(dev->netdev, &info); } @@ -2069,7 +2069,7 @@ static int cnic_submit_bnx2x_kwqes(struct cnic_dev *dev, struct kwqe *wqes[], static void service_kcqes(struct cnic_dev *dev, int num_cqes) { struct cnic_local *cp = dev->cnic_priv; - int i, j; + int i, j, comp = 0; i = 0; j = 1; @@ -2080,7 +2080,7 @@ static void service_kcqes(struct cnic_dev *dev, int num_cqes) u32 kcqe_layer = kcqe_op_flag & KCQE_FLAGS_LAYER_MASK; if (unlikely(kcqe_op_flag & KCQE_RAMROD_COMPLETION)) - cnic_kwq_completion(dev, 1); + comp++; while (j < num_cqes) { u32 next_op = cp->completed_kcq[i + j]->kcqe_op_flag; @@ -2089,7 +2089,7 @@ static void service_kcqes(struct cnic_dev *dev, int num_cqes) break; if (unlikely(next_op & KCQE_RAMROD_COMPLETION)) - cnic_kwq_completion(dev, 1); + comp++; j++; } @@ -2119,6 +2119,8 @@ end: i += j; j = 1; } + if (unlikely(comp)) + cnic_spq_completion(dev, DRV_CTL_RET_L5_SPQ_CREDIT_CMD, comp); } static u16 cnic_bnx2_next_idx(u16 idx) @@ -4246,7 +4248,7 @@ static void cnic_init_rings(struct cnic_dev *dev) if (test_bit(CNIC_LCL_FL_L2_WAIT, &cp->cnic_local_flags)) netdev_err(dev->netdev, "iSCSI CLIENT_SETUP did not complete\n"); - cnic_kwq_completion(dev, 1); + cnic_spq_completion(dev, DRV_CTL_RET_L2_SPQ_CREDIT_CMD, 1); cnic_ring_ctl(dev, BNX2X_ISCSI_L2_CID, cli, 1); } } @@ -4283,7 +4285,7 @@ static void cnic_shutdown_rings(struct cnic_dev *dev) if (test_bit(CNIC_LCL_FL_L2_WAIT, &cp->cnic_local_flags)) netdev_err(dev->netdev, "iSCSI CLIENT_HALT did not complete\n"); - cnic_kwq_completion(dev, 1); + cnic_spq_completion(dev, DRV_CTL_RET_L2_SPQ_CREDIT_CMD, 1); memset(&l5_data, 0, sizeof(l5_data)); type = (NONE_CONNECTION_TYPE << SPE_HDR_CONN_TYPE_SHIFT) |
