[PATCH] soc: ti: k3-ringacc: Use devm_bitmap_zalloc() when applicable

From: Christophe JAILLET
Date: Thu Dec 23 2021 - 11:14:53 EST


'rings_inuse' and 'proxy_inuse' are bitmaps. So use 'devm_bitmap_zalloc()'
to simplify code and improve the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
drivers/soc/ti/k3-ringacc.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/drivers/soc/ti/k3-ringacc.c b/drivers/soc/ti/k3-ringacc.c
index 31ab6c657fec..f7bf18b8229a 100644
--- a/drivers/soc/ti/k3-ringacc.c
+++ b/drivers/soc/ti/k3-ringacc.c
@@ -1402,12 +1402,10 @@ static int k3_ringacc_init(struct platform_device *pdev,
sizeof(*ringacc->rings) *
ringacc->num_rings,
GFP_KERNEL);
- ringacc->rings_inuse = devm_kcalloc(dev,
- BITS_TO_LONGS(ringacc->num_rings),
- sizeof(unsigned long), GFP_KERNEL);
- ringacc->proxy_inuse = devm_kcalloc(dev,
- BITS_TO_LONGS(ringacc->num_proxies),
- sizeof(unsigned long), GFP_KERNEL);
+ ringacc->rings_inuse = devm_bitmap_zalloc(dev, ringacc->num_rings,
+ GFP_KERNEL);
+ ringacc->proxy_inuse = devm_bitmap_zalloc(dev, ringacc->num_proxies,
+ GFP_KERNEL);

if (!ringacc->rings || !ringacc->rings_inuse || !ringacc->proxy_inuse)
return -ENOMEM;
@@ -1483,9 +1481,8 @@ struct k3_ringacc *k3_ringacc_dmarings_init(struct platform_device *pdev,
sizeof(*ringacc->rings) *
ringacc->num_rings * 2,
GFP_KERNEL);
- ringacc->rings_inuse = devm_kcalloc(dev,
- BITS_TO_LONGS(ringacc->num_rings),
- sizeof(unsigned long), GFP_KERNEL);
+ ringacc->rings_inuse = devm_bitmap_zalloc(dev, ringacc->num_rings,
+ GFP_KERNEL);

if (!ringacc->rings || !ringacc->rings_inuse)
return ERR_PTR(-ENOMEM);
--
2.32.0