[PATCH v2 2/6] dmaengine: omap-dma: Simplify omap_dma_callback

From: Peter Ujfalusi
Date: Wed Jul 20 2016 - 04:51:35 EST


Flatten the indentation level of the function which gives better view on
the cases we handle here.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@xxxxxx>
---
drivers/dma/omap-dma.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index 7d56cd88c9a5..d469f9b820e0 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c
@@ -445,15 +445,13 @@ static void omap_dma_callback(int ch, u16 status, void *data)
spin_lock_irqsave(&c->vc.lock, flags);
d = c->desc;
if (d) {
- if (!c->cyclic) {
- if (c->sgidx < d->sglen) {
- omap_dma_start_sg(c, d);
- } else {
- omap_dma_start_desc(c);
- vchan_cookie_complete(&d->vd);
- }
- } else {
+ if (c->cyclic) {
vchan_cyclic_callback(&d->vd);
+ } else if (c->sgidx == d->sglen) {
+ omap_dma_start_desc(c);
+ vchan_cookie_complete(&d->vd);
+ } else {
+ omap_dma_start_sg(c, d);
}
}
spin_unlock_irqrestore(&c->vc.lock, flags);
--
2.9.2