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| author | Jiri Kosina <jkosina@suse.cz> | 2010-06-16 20:08:13 +0400 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2010-06-16 20:08:13 +0400 |
| commit | f1bbbb6912662b9f6070c5bfc4ca9eb1f06a9d5b (patch) | |
| tree | c2c130a74be25b0b2dff992e1a195e2728bdaadd /drivers/serial/sh-sci.c | |
| parent | fd0961ff67727482bb20ca7e8ea97b83e9de2ddb (diff) | |
| parent | 7e27d6e778cd87b6f2415515d7127eba53fe5d02 (diff) | |
| download | linux-f1bbbb6912662b9f6070c5bfc4ca9eb1f06a9d5b.tar.xz | |
Merge branch 'master' into for-next
Diffstat (limited to 'drivers/serial/sh-sci.c')
| -rw-r--r-- | drivers/serial/sh-sci.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c index f250a610a268..5f90fcd7d107 100644 --- a/drivers/serial/sh-sci.c +++ b/drivers/serial/sh-sci.c @@ -1004,8 +1004,9 @@ static void sci_rx_dma_release(struct sci_port *s, bool enable_pio) s->chan_rx = NULL; s->cookie_rx[0] = s->cookie_rx[1] = -EINVAL; dma_release_channel(chan); - dma_free_coherent(port->dev, s->buf_len_rx * 2, - sg_virt(&s->sg_rx[0]), sg_dma_address(&s->sg_rx[0])); + if (sg_dma_address(&s->sg_rx[0])) + dma_free_coherent(port->dev, s->buf_len_rx * 2, + sg_virt(&s->sg_rx[0]), sg_dma_address(&s->sg_rx[0])); if (enable_pio) sci_start_rx(port); } @@ -1091,7 +1092,7 @@ static void work_fn_rx(struct work_struct *work) unsigned long flags; int count; - chan->device->device_terminate_all(chan); + chan->device->device_control(chan, DMA_TERMINATE_ALL, 0); dev_dbg(port->dev, "Read %u bytes with cookie %d\n", sh_desc->partial, sh_desc->cookie); |