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authorDave Airlie <airlied@redhat.com>2013-06-27 20:40:44 +1000
committerDave Airlie <airlied@redhat.com>2013-06-27 20:40:44 +1000
commit4300a0f8bdcce5a03b88bfa16fc9827e15c52dc4 (patch)
treedea0276d7d0a12147f04ddbef9121e32e903c5ca /drivers/ata/libata-core.c
parentdrm: kms_helper: don't lose hotplug event (diff)
parentLinux 3.10-rc7 (diff)
downloadlinux-dev-4300a0f8bdcce5a03b88bfa16fc9827e15c52dc4.tar.xz
linux-dev-4300a0f8bdcce5a03b88bfa16fc9827e15c52dc4.zip
Merge tag 'v3.10-rc7' into drm-next
Linux 3.10-rc7 The sdvo lvds fix in this -fixes pull commit c3456fb3e4712d0448592af3c5d644c9472cd3c1 Author: Daniel Vetter <daniel.vetter@ffwll.ch> Date: Mon Jun 10 09:47:58 2013 +0200 drm/i915: prefer VBT modes for SVDO-LVDS over EDID has a silent functional conflict with commit 990256aec2f10800595dddf4d1c3441fcd6b2616 Author: Ville Syrjälä <ville.syrjala@linux.intel.com> Date: Fri May 31 12:17:07 2013 +0000 drm: Add probed modes in probe order in drm-next. W simply need to add the vbt modes before edid modes, i.e. the other way round than now. Conflicts: drivers/gpu/drm/drm_prime.c drivers/gpu/drm/i915/intel_sdvo.c
Diffstat (limited to 'drivers/ata/libata-core.c')
-rw-r--r--drivers/ata/libata-core.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 63c743baf920..f2184276539d 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1,7 +1,7 @@
/*
* libata-core.c - helper library for ATA
*
- * Maintained by: Jeff Garzik <jgarzik@pobox.com>
+ * Maintained by: Tejun Heo <tj@kernel.org>
* Please ALWAYS copy linux-ide@vger.kernel.org
* on emails.
*
@@ -1602,6 +1602,12 @@ unsigned ata_exec_internal_sg(struct ata_device *dev,
qc->tf = *tf;
if (cdb)
memcpy(qc->cdb, cdb, ATAPI_CDB_LEN);
+
+ /* some SATA bridges need us to indicate data xfer direction */
+ if (tf->protocol == ATAPI_PROT_DMA && (dev->flags & ATA_DFLAG_DMADIR) &&
+ dma_dir == DMA_FROM_DEVICE)
+ qc->tf.feature |= ATAPI_DMADIR;
+
qc->flags |= ATA_QCFLAG_RESULT_TF;
qc->dma_dir = dma_dir;
if (dma_dir != DMA_NONE) {