From: Dan Williams <dan.j.williams@intel.com>
Date: Fri, 20 Nov 2009 00:10:25 +0000 (-0700)
Subject: dmaengine: include xor/pq validate in device_has_all_tx_types()
X-Git-Tag: MMI-PSA29.97-13-9~25836^2~3
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4499a24dec00e037da7d09caccad45e7594a9c19;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

dmaengine: include xor/pq validate in device_has_all_tx_types()

A channel must include these capabilities to satisfy
ASYNC_TX_DISABLE_CHANNEL_SWITCH.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---

diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index bd0b248de2cf..b6442f09d0fe 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -632,11 +632,15 @@ static bool device_has_all_tx_types(struct dma_device *device)
 	#if defined(CONFIG_ASYNC_XOR) || defined(CONFIG_ASYNC_XOR_MODULE)
 	if (!dma_has_cap(DMA_XOR, device->cap_mask))
 		return false;
+	if (!dma_has_cap(DMA_XOR_VAL, device->cap_mask))
+		return false;
 	#endif
 
 	#if defined(CONFIG_ASYNC_PQ) || defined(CONFIG_ASYNC_PQ_MODULE)
 	if (!dma_has_cap(DMA_PQ, device->cap_mask))
 		return false;
+	if (!dma_has_cap(DMA_PQ_VAL, device->cap_mask))
+		return false;
 	#endif
 
 	return true;