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Subject[PATCH v5 4/8] dmaengine: omap-dma: Use defines for dma channels and request count
Date
Instead of magic numbers in the code, use define for number of logical DMA
channels and DMA requests.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
drivers/dma/omap-dma.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index 167dbaf65742..4065963fbffb 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c
@@ -22,6 +22,9 @@

#include "virt-dma.h"

+#define OMAP_SDMA_REQUESTS 127
+#define OMAP_SDMA_CHANNELS 32
+
struct omap_dmadev {
struct dma_device ddev;
spinlock_t lock;
@@ -33,7 +36,7 @@ struct omap_dmadev {
bool legacy;
spinlock_t irq_lock;
uint32_t irq_enable_mask;
- struct omap_chan *lch_map[32];
+ struct omap_chan *lch_map[OMAP_SDMA_CHANNELS];
};

struct omap_chan {
@@ -1116,7 +1119,7 @@ static int omap_dma_probe(struct platform_device *pdev)

tasklet_init(&od->task, omap_dma_sched, (unsigned long)od);

- for (i = 0; i < 127; i++) {
+ for (i = 0; i < OMAP_SDMA_REQUESTS; i++) {
rc = omap_dma_chan_init(od, i);
if (rc) {
omap_dma_free(od);
--
2.3.5


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