diff options
Diffstat (limited to 'drivers/dma/sh')
| -rw-r--r-- | drivers/dma/sh/rcar-dmac.c | 8 | ||||
| -rw-r--r-- | drivers/dma/sh/usb-dmac.c | 3 |
2 files changed, 8 insertions, 3 deletions
diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c index 2e441d0ccd79..4c357d475465 100644 --- a/drivers/dma/sh/rcar-dmac.c +++ b/drivers/dma/sh/rcar-dmac.c @@ -986,6 +986,7 @@ static void rcar_dmac_free_chan_resources(struct dma_chan *chan) { struct rcar_dmac_chan *rchan = to_rcar_dmac_chan(chan); struct rcar_dmac *dmac = to_rcar_dmac(chan->device); + struct rcar_dmac_chan_map *map = &rchan->map; struct rcar_dmac_desc_page *page, *_page; struct rcar_dmac_desc *desc; LIST_HEAD(list); @@ -1019,6 +1020,13 @@ static void rcar_dmac_free_chan_resources(struct dma_chan *chan) free_page((unsigned long)page); } + /* Remove slave mapping if present. */ + if (map->slave.xfer_size) { + dma_unmap_resource(chan->device->dev, map->addr, + map->slave.xfer_size, map->dir, 0); + map->slave.xfer_size = 0; + } + pm_runtime_put(chan->device->dev); } diff --git a/drivers/dma/sh/usb-dmac.c b/drivers/dma/sh/usb-dmac.c index 06ecdc38cee0..72c649713ace 100644 --- a/drivers/dma/sh/usb-dmac.c +++ b/drivers/dma/sh/usb-dmac.c @@ -652,7 +652,6 @@ static bool usb_dmac_chan_filter(struct dma_chan *chan, void *arg) static struct dma_chan *usb_dmac_of_xlate(struct of_phandle_args *dma_spec, struct of_dma *ofdma) { - struct usb_dmac_chan *uchan; struct dma_chan *chan; dma_cap_mask_t mask; @@ -667,8 +666,6 @@ static struct dma_chan *usb_dmac_of_xlate(struct of_phandle_args *dma_spec, if (!chan) return NULL; - uchan = to_usb_dmac_chan(chan); - return chan; } |
