dmaengine: ste_dma40: minor code readability fixes
Use internal variables to the cycles to improve code readability, no
functional changes.
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Fabio Baltieri <fabio.baltieri@linaro.org>
diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c
index 623779e..e317deb 100644
--- a/drivers/dma/ste_dma40.c
+++ b/drivers/dma/ste_dma40.c
@@ -639,19 +639,18 @@
unsigned long flags;
int i;
int ret = -EINVAL;
- int p;
spin_lock_irqsave(&d40c->base->lcla_pool.lock, flags);
- p = d40c->phy_chan->num * D40_LCLA_LINK_PER_EVENT_GRP;
-
/*
* Allocate both src and dst at the same time, therefore the half
* start on 1 since 0 can't be used since zero is used as end marker.
*/
for (i = 1 ; i < D40_LCLA_LINK_PER_EVENT_GRP / 2; i++) {
- if (!d40c->base->lcla_pool.alloc_map[p + i]) {
- d40c->base->lcla_pool.alloc_map[p + i] = d40d;
+ int idx = d40c->phy_chan->num * D40_LCLA_LINK_PER_EVENT_GRP + i;
+
+ if (!d40c->base->lcla_pool.alloc_map[idx]) {
+ d40c->base->lcla_pool.alloc_map[idx] = d40d;
d40d->lcla_alloc++;
ret = i;
break;
@@ -676,10 +675,10 @@
spin_lock_irqsave(&d40c->base->lcla_pool.lock, flags);
for (i = 1 ; i < D40_LCLA_LINK_PER_EVENT_GRP / 2; i++) {
- if (d40c->base->lcla_pool.alloc_map[d40c->phy_chan->num *
- D40_LCLA_LINK_PER_EVENT_GRP + i] == d40d) {
- d40c->base->lcla_pool.alloc_map[d40c->phy_chan->num *
- D40_LCLA_LINK_PER_EVENT_GRP + i] = NULL;
+ int idx = d40c->phy_chan->num * D40_LCLA_LINK_PER_EVENT_GRP + i;
+
+ if (d40c->base->lcla_pool.alloc_map[idx] == d40d) {
+ d40c->base->lcla_pool.alloc_map[idx] = NULL;
d40d->lcla_alloc--;
if (d40d->lcla_alloc == 0) {
ret = 0;