diff options
| author | Raghu Vatsavayi | 2016-08-31 20:03:22 +0200 |
|---|---|---|
| committer | David S. Miller | 2016-08-31 23:12:47 +0200 |
| commit | cd8b1eb4e59e7d20409a1330abe662b996c54b00 (patch) | |
| tree | 70770a4057967267085462e3d25b8bfb3b0729cf /drivers/net/ethernet/cavium/liquidio/octeon_device.c | |
| parent | liquidio: Firmware version management (diff) | |
| download | kernel-qcow2-linux-cd8b1eb4e59e7d20409a1330abe662b996c54b00.tar.gz kernel-qcow2-linux-cd8b1eb4e59e7d20409a1330abe662b996c54b00.tar.xz kernel-qcow2-linux-cd8b1eb4e59e7d20409a1330abe662b996c54b00.zip | |
liquidio: Common enable irq function
Add support of common irq enable functionality for both
iq(instruction queue) and oq(output queue).
Signed-off-by: Derek Chickles <derek.chickles@caviumnetworks.com>
Signed-off-by: Satanand Burla <satananda.burla@caviumnetworks.com>
Signed-off-by: Felix Manlunas <felix.manlunas@caviumnetworks.com>
Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/cavium/liquidio/octeon_device.c')
| -rw-r--r-- | drivers/net/ethernet/cavium/liquidio/octeon_device.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c index cff845ce8625..541137a60145 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c +++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c @@ -1122,3 +1122,20 @@ int lio_get_device_id(void *dev) return octeon_dev->octeon_id; return -1; } + +void lio_enable_irq(struct octeon_droq *droq, struct octeon_instr_queue *iq) +{ + /* the whole thing needs to be atomic, ideally */ + if (droq) { + spin_lock_bh(&droq->lock); + writel(droq->pkt_count, droq->pkts_sent_reg); + droq->pkt_count = 0; + spin_unlock_bh(&droq->lock); + } + if (iq) { + spin_lock_bh(&iq->lock); + writel(iq->pkt_in_done, iq->inst_cnt_reg); + iq->pkt_in_done = 0; + spin_unlock_bh(&iq->lock); + } +} |