diff options
| author | Yashpal Dutta <yashpal.dutta@freescale.com> | 2014-03-22 00:26:11 (GMT) |
|---|---|---|
| committer | Jose Rivera <German.Rivera@freescale.com> | 2014-03-24 16:07:43 (GMT) |
| commit | 98169a417ed211ebabd4af3cc8d457039caa280d (patch) | |
| tree | d375cd99e2c8458e7e6390c2b471656740daa44d /drivers/crypto/caam/intern.h | |
| parent | c6ffe7138605a35fc37156184de906f82eca1353 (diff) | |
| download | linux-fsl-qoriq-98169a417ed211ebabd4af3cc8d457039caa280d.tar.xz | |
power management support in caam job ring driver
Job ring is suspended gracefully and resume afresh.
Pending Jobs not yet processed by CAAM are marked with error for
producer to either discard Job or retry after resume.
UIO based Job Rings are not handled by this patch.
Signed-off-by: Yashpal Dutta <yashpal.dutta@freescale.com>
Change-Id: I654734c460e0307243884a076350602ccb97a15a
Reviewed-on: http://git.am.freescale.net:8181/9772
Tested-by: Review Code-CDREVIEW <CDREVIEW@freescale.com>
Reviewed-by: Ruchika Gupta <ruchika.gupta@freescale.com>
Reviewed-by: Jose Rivera <German.Rivera@freescale.com>
Reviewed-on: http://git.am.freescale.net:8181/9988
Diffstat (limited to 'drivers/crypto/caam/intern.h')
| -rw-r--r-- | drivers/crypto/caam/intern.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/crypto/caam/intern.h b/drivers/crypto/caam/intern.h index 2fc6f37..0343aec 100644 --- a/drivers/crypto/caam/intern.h +++ b/drivers/crypto/caam/intern.h @@ -57,6 +57,8 @@ struct caam_drv_private_jr { int inp_ring_write_index; /* Input index "tail" */ int head; /* entinfo (s/w ring) head index */ dma_addr_t *inpring; /* Base of input ring, alloc DMA-safe */ + dma_addr_t inpbusaddr; /* Input ring physical address */ + dma_addr_t outbusaddr; /* Output ring physical address */ spinlock_t outlock ____cacheline_aligned; /* Output ring index lock */ int out_ring_read_index; /* Output index "tail" */ int tail; /* entinfo (s/w ring) tail index */ |