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| author | Tomas Winkler <tomas.winkler@intel.com> | 2018-11-22 12:11:38 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-11-26 16:59:48 +0100 |
| commit | 2513eb0dd7ba8a8766b9642075c19ac5f2d5463b (patch) | |
| tree | 034c9a02290754acfcddd8341eb5249015c32221 /drivers/misc/mei/mei_dev.h | |
| parent | mei: hbm: setup dma ring (diff) | |
| download | linux-2513eb0dd7ba8a8766b9642075c19ac5f2d5463b.tar.xz linux-2513eb0dd7ba8a8766b9642075c19ac5f2d5463b.zip | |
mei: hw: add dma ring control block
The DMA ring control block contains write and read
indices for host and device circular buffers.
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mei/mei_dev.h')
| -rw-r--r-- | drivers/misc/mei/mei_dev.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/misc/mei/mei_dev.h b/drivers/misc/mei/mei_dev.h index a6796e3f712b..033b5eff8e59 100644 --- a/drivers/misc/mei/mei_dev.h +++ b/drivers/misc/mei/mei_dev.h @@ -597,6 +597,7 @@ void mei_cancel_work(struct mei_device *dev); int mei_dmam_ring_alloc(struct mei_device *dev); void mei_dmam_ring_free(struct mei_device *dev); bool mei_dma_ring_is_allocated(struct mei_device *dev); +void mei_dma_ring_reset(struct mei_device *dev); /* * MEI interrupt functions prototype |