ASoC: ti: davinci-mcasp: Use DIV_ROUND_UP() instead of open-coding it

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@huawei.com>
Link: https://lore.kernel.org/r/20220927140948.17696-5-shangxiaojing@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/sound/soc/ti/davinci-mcasp.c b/sound/soc/ti/davinci-mcasp.c
index ca5d1bb6ac59e1768bc458a7ce5952b9bbb22d3b..f5ac2ab77f5b0d1698a31fd855fa6e0bc3b92cd6 100644 (file)
--- 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