diff options
| author | Dave Jiang <dave.jiang@intel.com> | 2021-04-12 18:23:27 +0200 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2021-04-12 18:38:38 +0200 |
| commit | 6df0e6c57dfc064af330071f372f11aa8c584997 (patch) | |
| tree | 59331fb108b9e335d47fd9f42e152d7d2109cf81 /drivers/dma/idxd/idxd.h | |
| parent | dmaengine: plx_dma: add a missing put_device() on error path (diff) | |
| download | linux-6df0e6c57dfc064af330071f372f11aa8c584997.tar.xz linux-6df0e6c57dfc064af330071f372f11aa8c584997.zip | |
dmaengine: idxd: clear MSIX permission entry on shutdown
Add disabling/clearing of MSIX permission entries on device shutdown to
mirror the enabling of the MSIX entries on probe. Current code left the
MSIX enabled and the pasid entries still programmed at device shutdown.
Fixes: 8e50d392652f ("dmaengine: idxd: Add shared workqueue support")
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Link: https://lore.kernel.org/r/161824457969.882533.6020239898682672311.stgit@djiang5-desk3.ch.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/idxd/idxd.h')
| -rw-r--r-- | drivers/dma/idxd/idxd.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h index 81a0e65fd316..eda2ee10501f 100644 --- a/drivers/dma/idxd/idxd.h +++ b/drivers/dma/idxd/idxd.h @@ -316,6 +316,8 @@ void idxd_unregister_driver(void); struct bus_type *idxd_get_bus_type(struct idxd_device *idxd); /* device interrupt control */ +void idxd_msix_perm_setup(struct idxd_device *idxd); +void idxd_msix_perm_clear(struct idxd_device *idxd); irqreturn_t idxd_irq_handler(int vec, void *data); irqreturn_t idxd_misc_thread(int vec, void *data); irqreturn_t idxd_wq_thread(int irq, void *data); |