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authorVinod Koul <vinod.koul@intel.com>2017-09-06 21:54:24 +0530
committerVinod Koul <vinod.koul@intel.com>2017-09-06 21:54:24 +0530
commitdccafbf2d3e3e1f388f6f4a3076ca2ccbeeee487 (patch)
tree520f9b3e466b453deeedcdb7e731c3ca5716bd48 /drivers/dma
parentf6cc35eefe81f332f7428b1d083f08c02a689fa7 (diff)
parentaa1841b9836f01e3b629368f170f51206a600654 (diff)
Merge branch 'topic/k3dma' into for-linus
Diffstat (limited to 'drivers/dma')
-rw-r--r--drivers/dma/k3dma.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c
index 01e25c68dd5a..01d2a750a621 100644
--- a/drivers/dma/k3dma.c
+++ b/drivers/dma/k3dma.c
@@ -223,7 +223,6 @@ static irqreturn_t k3_dma_int_handler(int irq, void *dev_id)
if (c && (tc1 & BIT(i))) {
spin_lock_irqsave(&c->vc.lock, flags);
vchan_cookie_complete(&p->ds_run->vd);
- WARN_ON_ONCE(p->ds_done);
p->ds_done = p->ds_run;
p->ds_run = NULL;
spin_unlock_irqrestore(&c->vc.lock, flags);
@@ -274,13 +273,14 @@ static int k3_dma_start_txd(struct k3_dma_chan *c)
*/
list_del(&ds->vd.node);
- WARN_ON_ONCE(c->phy->ds_run);
- WARN_ON_ONCE(c->phy->ds_done);
c->phy->ds_run = ds;
+ c->phy->ds_done = NULL;
/* start dma */
k3_dma_set_desc(c->phy, &ds->desc_hw[0]);
return 0;
}
+ c->phy->ds_run = NULL;
+ c->phy->ds_done = NULL;
return -EAGAIN;
}
@@ -722,11 +722,7 @@ static int k3_dma_terminate_all(struct dma_chan *chan)
k3_dma_free_desc(&p->ds_run->vd);
p->ds_run = NULL;
}
- if (p->ds_done) {
- k3_dma_free_desc(&p->ds_done->vd);
- p->ds_done = NULL;
- }
-
+ p->ds_done = NULL;
}
spin_unlock_irqrestore(&c->vc.lock, flags);
vchan_dma_desc_free_list(&c->vc, &head);