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| author | Varun Sethi <Varun.Sethi@freescale.com> | 2013-07-22 14:05:49 (GMT) |
|---|---|---|
| committer | Zhenhua Luo <zhenhua.luo@freescale.com> | 2013-08-26 07:47:31 (GMT) |
| commit | 6bfea4daf3ef082e1d401c4a8e3807a6e28bc68a (patch) | |
| tree | be51686f93adfc0afc7ae5847c32dd13fe91d1ba | |
| parent | 5db32addf766b3b58f4860860e27aef6edd23d95 (diff) | |
| download | linux-fsl-qoriq-6bfea4daf3ef082e1d401c4a8e3807a6e28bc68a.tar.xz | |
Add operation mapping for DMA controller and Maple.
These are required for ALU DSP stashing use case.
Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com>
Change-Id: I7efacb81b60d23e6e5f91632547f8b9a04028a1f
Reviewed-on: http://git.am.freescale.net:8181/3442
Reviewed-by: Yoder Stuart-B08248 <stuart.yoder@freescale.com>
Reviewed-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com>
Tested-by: Fleming Andrew-AFLEMING <AFLEMING@freescale.com>
| -rw-r--r-- | drivers/iommu/fsl_pamu.c | 19 | ||||
| -rw-r--r-- | include/linux/iommu.h | 3 |
2 files changed, 22 insertions, 0 deletions
diff --git a/drivers/iommu/fsl_pamu.c b/drivers/iommu/fsl_pamu.c index e85c039..4d466d6 100644 --- a/drivers/iommu/fsl_pamu.c +++ b/drivers/iommu/fsl_pamu.c @@ -707,7 +707,26 @@ static void __init setup_omt(struct ome *omt) ome->moe[IOE_DIRECT0_IDX] = EOE_LDEC | EOE_VALID; ome->moe[IOE_DIRECT1_IDX] = EOE_LDEC | EOE_VALID; + /* Configure OMI_DMA */ + ome = &omt[OMI_DMA]; + ome->moe[IOE_READ_IDX] = EOE_VALID | EOE_RSA; + ome->moe[IOE_EREAD0_IDX] = EOE_VALID | EOE_RSA; + ome->moe[IOE_WRITE_IDX] = EOE_VALID | EOE_WWSA; + ome->moe[IOE_EWRITE0_IDX] = EOE_VALID | EOE_WWSA; + + /* Configure OMI_DMA_READI */ + ome = &omt[OMI_DMA_READI]; + ome->moe[IOE_READ_IDX] = EOE_VALID | EOE_READI; + ome->moe[IOE_EREAD0_IDX] = EOE_VALID | EOE_READI; + ome->moe[IOE_WRITE_IDX] = EOE_VALID | EOE_WWSA; + ome->moe[IOE_EWRITE0_IDX] = EOE_VALID | EOE_WWSA; + /* Configure OMI_MAPLE */ + ome = &omt[OMI_MAPLE]; + ome->moe[IOE_READ_IDX] = EOE_VALID | EOE_RSA; + ome->moe[IOE_EREAD0_IDX] = EOE_VALID | EOE_RSA; + ome->moe[IOE_WRITE_IDX] = EOE_VALID | EOE_WWSA; + ome->moe[IOE_EWRITE0_IDX] = EOE_VALID | EOE_WWSA; } /* diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 42a2508..5153c0c 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -89,6 +89,9 @@ enum omap_index { OMI_QMAN_PRIV, OMI_CAAM, OMI_PMAN, + OMI_DMA, + OMI_DMA_READI, + OMI_MAPLE, OMI_MAX, }; |