aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/spi/spi.h
diff options
context:
space:
mode:
authorLeon Romanovsky <leonro@nvidia.com>2021-10-21 08:27:39 +0300
committerLeon Romanovsky <leonro@nvidia.com>2021-10-21 08:27:39 +0300
commit60dd57c7479418e2bc902143eb46a2fdcfeecbbb (patch)
treeab6005faf6076a4c93fdfbcdccc1ff4bc044c8ec /include/linux/spi/spi.h
parentnet/mlx5: Add priorities for counters in RDMA namespaces (diff)
parentRDMA/mlx5: Attach ndescs to mlx5_ib_mkey (diff)
downloadlinux-dev-60dd57c7479418e2bc902143eb46a2fdcfeecbbb.tar.xz
linux-dev-60dd57c7479418e2bc902143eb46a2fdcfeecbbb.zip
Merge brank 'mlx5_mkey' into rdma.git for-next
A small series to clean up the mlx5 mkey code across the mlx5_core and InfiniBand. * branch 'mlx5_mkey': RDMA/mlx5: Attach ndescs to mlx5_ib_mkey RDMA/mlx5: Move struct mlx5_core_mkey to mlx5_ib RDMA/mlx5: Replace struct mlx5_core_mkey by u32 key RDMA/mlx5: Remove pd from struct mlx5_core_mkey RDMA/mlx5: Remove size from struct mlx5_core_mkey RDMA/mlx5: Remove iova from struct mlx5_core_mkey Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Diffstat (limited to 'include/linux/spi/spi.h')
-rw-r--r--include/linux/spi/spi.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index 8371bca13729..6b0b686f6f90 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -531,6 +531,9 @@ struct spi_controller {
/* I/O mutex */
struct mutex io_mutex;
+ /* Used to avoid adding the same CS twice */
+ struct mutex add_lock;
+
/* lock and mutex for SPI bus locking */
spinlock_t bus_lock_spinlock;
struct mutex bus_lock_mutex;