diff options
author | Lars-Peter Clausen <lars@metafoo.de> | 2013-11-25 10:07:46 -0500 |
---|---|---|
committer | Vinod Koul <vinod.koul@intel.com> | 2013-12-15 22:48:47 -0500 |
commit | b714b84e2b74de68b12847bcaf2cf409a18fb741 (patch) | |
tree | 7f43330570b76e769a1a027fba30f00d772b892d /drivers/dma | |
parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) |
dma: pl330: Alloc dma_parms for the dma device
In order to be able to set a maximum segment size for the device we need to
allocate a dma_parameters struct for the device first.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma')
-rw-r--r-- | drivers/dma/pl330.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index cdf0483b8f2d..7adaf3abffba 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c | |||
@@ -578,6 +578,9 @@ struct dma_pl330_dmac { | |||
578 | /* DMA-Engine Device */ | 578 | /* DMA-Engine Device */ |
579 | struct dma_device ddma; | 579 | struct dma_device ddma; |
580 | 580 | ||
581 | /* Holds info about sg limitations */ | ||
582 | struct device_dma_parameters dma_parms; | ||
583 | |||
581 | /* Pool of descriptors available for the DMAC's channels */ | 584 | /* Pool of descriptors available for the DMAC's channels */ |
582 | struct list_head desc_pool; | 585 | struct list_head desc_pool; |
583 | /* To protect desc_pool manipulation */ | 586 | /* To protect desc_pool manipulation */ |
@@ -3023,6 +3026,9 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id) | |||
3023 | "unable to register DMA to the generic DT DMA helpers\n"); | 3026 | "unable to register DMA to the generic DT DMA helpers\n"); |
3024 | } | 3027 | } |
3025 | } | 3028 | } |
3029 | |||
3030 | adev->dev.dma_parms = &pdmac->dma_parms; | ||
3031 | |||
3026 | /* | 3032 | /* |
3027 | * This is the limit for transfers with a buswidth of 1, larger | 3033 | * This is the limit for transfers with a buswidth of 1, larger |
3028 | * buswidths will have larger limits. | 3034 | * buswidths will have larger limits. |