diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2021-08-06 20:38:37 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2021-08-25 14:30:24 +0300 |
| commit | 9806eb5c79579e200f88660e043706eb490547e6 (patch) | |
| tree | 3035d47dbf337045b52d81c0bdcf449cb4861191 /drivers/dma/idxd | |
| parent | 0b030f54f094fcd42f4a607a675c1851129a58c8 (diff) | |
| download | linux-9806eb5c79579e200f88660e043706eb490547e6.tar.xz | |
dmaengine: idxd: set descriptor allocation size to threshold for swq
Since submission is sent to limited portal, the actual wq size for shared
wq is set by the threshold rather than the wq size. When the wq type is
shared, set the allocated descriptors to the threshold.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/162827151733.3459223.3829837172226042408.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/idxd')
| -rw-r--r-- | drivers/dma/idxd/device.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index 21f0d732b76e..e093cf225a5c 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -141,8 +141,8 @@ int idxd_wq_alloc_resources(struct idxd_wq *wq) if (wq->type != IDXD_WQT_KERNEL) return 0; - wq->num_descs = wq->size; - num_descs = wq->size; + num_descs = wq_dedicated(wq) ? wq->size : wq->threshold; + wq->num_descs = num_descs; rc = alloc_hw_descs(wq, num_descs); if (rc < 0) |