[PATCH v1 2/2] dmaengine: rename cmd_pause to cmd_suspend

Andy Shevchenko
2016-05-04T19:30:17Z

Rename cmd_pause to cmd_suspend to be clear that latter capability reflects
pause AND resume.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/dma/dmaengine.c | 4 ++--
drivers/tty/serial/8250/8250_dma.c | 2 +-
include/linux/dmaengine.h | 4 ++--
sound/soc/soc-generic-dmaengine-pcm.c | 2 +-
4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 59eb4fa..e9917a4 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -503,9 +503,9 @@ int dma_get_slave_caps(struct dma_chan *chan, struct dma_slave_caps *caps)

/*
* Some devices implement only pause (e.g. to get residuum) but no
- * resume. However cmd_pause is advertised as pause AND resume.
+ * resume. However cmd_suspend is advertised as pause AND resume.
*/
- caps->cmd_pause = !!(device->device_pause && device->device_resume);
+ caps->cmd_suspend = !!(device->device_pause && device->device_resume);
caps->cmd_terminate = !!device->device_terminate_all;

return 0;
diff --git a/drivers/tty/serial/8250/8250_dma.c b/drivers/tty/serial/8250/8250_dma.c
index 8ccbf53..2db57b0 100644
--- a/drivers/tty/serial/8250/8250_dma.c
+++ b/drivers/tty/serial/8250/8250_dma.c
@@ -180,7 +180,7 @@ int serial8250_request_dma(struct uart_8250_port *p)
ret = dma_get_slave_caps(dma->rxchan, &caps);
if (ret)
goto release_rx;
- if (!caps.cmd_pause || !caps.cmd_terminate ||
+ if (!caps.cmd_suspend || !caps.cmd_terminate ||
caps.residue_granularity == DMA_RESIDUE_GRANULARITY_DESCRIPTOR) {
ret = -EINVAL;
goto release_rx;
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index 30de019..af9c97c 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -402,7 +402,7 @@ enum dma_residue_granularity {
* type of direction, the dma controller should fill (1 << <TYPE>) and same
* should be checked by controller as well
* @max_burst: max burst capability per-transfer
- * @cmd_pause: true, if pause and thereby resume is supported
+ * @cmd_suspend: true, if pause and thereby resume is supported
* @cmd_terminate: true, if terminate cmd is supported
* @residue_granularity: granularity of the reported transfer residue
* @descriptor_reuse: if a descriptor can be reused by client and
@@ -413,7 +413,7 @@ struct dma_slave_caps {
u32 dst_addr_widths;
u32 directions;
u32 max_burst;
- bool cmd_pause;
+ bool cmd_suspend;
bool cmd_terminate;
enum dma_residue_granularity residue_granularity;
bool descriptor_reuse;
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index 6cef397..73fc20e 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -151,7 +151,7 @@ static int dmaengine_pcm_set_runtime_hwparams(struct snd_pcm_substream *substrea

ret = dma_get_slave_caps(chan, &dma_caps);
if (ret == 0) {
- if (dma_caps.cmd_pause)
+ if (dma_caps.cmd_suspend)
hw.info |= SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME;
if (dma_caps.residue_granularity <= DMA_RESIDUE_GRANULARITY_SEGMENT)
hw.info |= SNDRV_PCM_INFO_BATCH;
--
2.8.1