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| author | Raghu Vatsavayi | 2016-09-01 20:16:05 +0200 |
|---|---|---|
| committer | David S. Miller | 2016-09-03 02:11:30 +0200 |
| commit | afdf841fee732bd89d53530dd06ea8b4748ed8be (patch) | |
| tree | b7d012580513e4132457fa5ea341e38482892e44 /drivers/net/ethernet/cavium/liquidio/octeon_main.h | |
| parent | liquidio: link and control commands (diff) | |
| download | kernel-qcow2-linux-afdf841fee732bd89d53530dd06ea8b4748ed8be.tar.gz kernel-qcow2-linux-afdf841fee732bd89d53530dd06ea8b4748ed8be.tar.xz kernel-qcow2-linux-afdf841fee732bd89d53530dd06ea8b4748ed8be.zip | |
liquidio: RX control commands
Adds support for RX control commands on cn23xx device.
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_main.h')
| -rw-r--r-- | drivers/net/ethernet/cavium/liquidio/octeon_main.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_main.h b/drivers/net/ethernet/cavium/liquidio/octeon_main.h index ebeef95ed9b0..366298f7bcb2 100644 --- a/drivers/net/ethernet/cavium/liquidio/octeon_main.h +++ b/drivers/net/ethernet/cavium/liquidio/octeon_main.h @@ -181,22 +181,26 @@ cnnic_numa_alloc_aligned_dma(u32 size, #define cnnic_free_aligned_dma(pci_dev, ptr, size, orig_ptr, dma_addr) \ free_pages(orig_ptr, get_order(size)) -static inline void +static inline int sleep_cond(wait_queue_head_t *wait_queue, int *condition) { + int errno = 0; wait_queue_t we; init_waitqueue_entry(&we, current); add_wait_queue(wait_queue, &we); while (!(READ_ONCE(*condition))) { set_current_state(TASK_INTERRUPTIBLE); - if (signal_pending(current)) + if (signal_pending(current)) { + errno = -EINTR; goto out; + } schedule(); } out: set_current_state(TASK_RUNNING); remove_wait_queue(wait_queue, &we); + return errno; } static inline void |