[v4,2/5] dmaengine: cppi41: rename platform variables

Message ID 20170123172453.30224-3-abailon@baylibre.com
State New
Headers show
Series
  • dmaengine: cppi41: Make CPPI 4.1 driver more generic
Related show

Commit Message

Alexandre Bailon Jan. 23, 2017, 5:24 p.m.
Currently, only the AM335x is supported by the driver.
Though the driver has a glue layer to support different platforms,
some platform variable names are not prefixed with the platform name.
To facilitate the addition of a new platform,
rename some variables owned by the AM335x glue.

Signed-off-by: Alexandre Bailon <abailon@baylibre.com>

---
 drivers/dma/cppi41.c | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

-- 
2.10.2

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Patch

diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c
index 1743d3d..a6addc3 100644
--- a/drivers/dma/cppi41.c
+++ b/drivers/dma/cppi41.c
@@ -147,7 +147,7 @@  struct cppi41_dd {
 };
 
 #define FIST_COMPLETION_QUEUE	93
-static struct chan_queues usb_queues_tx[] = {
+static struct chan_queues am335x_usb_queues_tx[] = {
 	/* USB0 ENDP 1 */
 	[ 0] = { .submit = 32, .complete =  93},
 	[ 1] = { .submit = 34, .complete =  94},
@@ -183,7 +183,7 @@  static struct chan_queues usb_queues_tx[] = {
 	[29] = { .submit = 90, .complete = 139},
 };
 
-static const struct chan_queues usb_queues_rx[] = {
+static const struct chan_queues am335x_usb_queues_rx[] = {
 	/* USB0 ENDP 1 */
 	[ 0] = { .submit =  1, .complete = 109},
 	[ 1] = { .submit =  2, .complete = 110},
@@ -910,8 +910,9 @@  static bool cpp41_dma_filter_fn(struct dma_chan *chan, void *param)
 	else
 		queues = cdd->queues_rx;
 
-	BUILD_BUG_ON(ARRAY_SIZE(usb_queues_rx) != ARRAY_SIZE(usb_queues_tx));
-	if (WARN_ON(cchan->port_num > ARRAY_SIZE(usb_queues_rx)))
+	BUILD_BUG_ON(ARRAY_SIZE(am335x_usb_queues_rx) !=
+		     ARRAY_SIZE(am335x_usb_queues_tx));
+	if (WARN_ON(cchan->port_num > ARRAY_SIZE(am335x_usb_queues_rx)))
 		return false;
 
 	cchan->q_num = queues[cchan->port_num].submit;
@@ -939,15 +940,15 @@  static struct dma_chan *cppi41_dma_xlate(struct of_phandle_args *dma_spec,
 			&dma_spec->args[0]);
 }
 
-static const struct cppi_glue_infos usb_infos = {
+static const struct cppi_glue_infos am335x_usb_infos = {
 	.isr = cppi41_irq,
-	.queues_rx = usb_queues_rx,
-	.queues_tx = usb_queues_tx,
+	.queues_rx = am335x_usb_queues_rx,
+	.queues_tx = am335x_usb_queues_tx,
 	.td_queue = { .submit = 31, .complete = 0 },
 };
 
 static const struct of_device_id cppi41_dma_ids[] = {
-	{ .compatible = "ti,am3359-cppi41", .data = &usb_infos},
+	{ .compatible = "ti,am3359-cppi41", .data = &am335x_usb_infos},
 	{},
 };
 MODULE_DEVICE_TABLE(of, cppi41_dma_ids);