Use DIV_ROUND_UP() instead of open-coding it, which intents and makes it
more clear what is going on for the casual reviewer.
The Coccinelle references Commit e4d8aef21403 ("ALSA: usb: Use
DIV_ROUND_UP() instead of open-coding it").
Signed-off-by: Shang XiaoJing <shangxiaojing@xxxxxxxxxx>
---
sound/soc/ti/davinci-mcasp.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/sound/soc/ti/davinci-mcasp.c b/sound/soc/ti/davinci-mcasp.c
index ca5d1bb6ac59..f5ac2ab77f5b 100644
--- a/sound/soc/ti/davinci-mcasp.c
+++ b/sound/soc/ti/davinci-mcasp.c
@@ -869,7 +869,7 @@ static int mcasp_common_hw_param(struct davinci_mcasp *mcasp, int stream,
if (mcasp->op_mode == DAVINCI_MCASP_DIT_MODE)
max_active_serializers = 1;
else
- max_active_serializers = (channels + slots - 1) / slots;
+ max_active_serializers = DIV_ROUND_UP(channels, slots);
/* Default configuration */
if (mcasp->version < MCASP_VERSION_3)
@@ -1002,8 +1002,7 @@ static int mcasp_i2s_hw_param(struct davinci_mcasp *mcasp, int stream,
*/
if (mcasp->tdm_mask[stream]) {
active_slots = hweight32(mcasp->tdm_mask[stream]);
- active_serializers = (channels + active_slots - 1) /
- active_slots;
+ active_serializers = DIV_ROUND_UP(channels, active_slots);
if (active_serializers == 1)
active_slots = channels;
for (i = 0; i < total_slots; i++) {
@@ -1014,7 +1013,7 @@ static int mcasp_i2s_hw_param(struct davinci_mcasp *mcasp, int stream,
}
}
} else {
- active_serializers = (channels + total_slots - 1) / total_slots;
+ active_serializers = DIV_ROUND_UP(channels, total_slots);
if (active_serializers == 1)
active_slots = channels;
else
--
2.17.1
