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

Merge series from Shang XiaoJing <shangxiaojing@huawei.com>:

Use DIV_ROUND_UP() instead of open-coding it, which intents and makes
it more clear what is going on for the casual reviewer.

sound/soc/codecs/cs35l36.c

@@ -918,8 +918,8 @@ static int cs35l36_dai_set_sysclk(struct snd_soc_dai *dai, int clk_id,
 		fs1 = CS35L36_FS1_DEFAULT_VAL;
 		fs2 = CS35L36_FS2_DEFAULT_VAL;
 	} else {
-		fs1 = 3 * ((CS35L36_FS_NOM_6MHZ * 4 + freq - 1) / freq) + 4;
-		fs2 = 5 * ((CS35L36_FS_NOM_6MHZ * 4 + freq - 1) / freq) + 4;
+		fs1 = 3 * DIV_ROUND_UP(CS35L36_FS_NOM_6MHZ * 4, freq) + 4;
+		fs2 = 5 * DIV_ROUND_UP(CS35L36_FS_NOM_6MHZ * 4, freq) + 4;
 	}
 
 	regmap_write(cs35l36->regmap, CS35L36_TESTKEY_CTRL,

sound/soc/codecs/wm8978.c

@@ -498,7 +498,7 @@ static int wm8978_configure_pll(struct snd_soc_component *component)
 
 		if (4 * f_opclk < 3 * f_mclk)
 			/* Have to use OPCLKDIV */
-			opclk_div = (3 * f_mclk / 4 + f_opclk - 1) / f_opclk;
+			opclk_div = DIV_ROUND_UP(3 * f_mclk / 4, f_opclk);
 		else
 			opclk_div = 1;
 

sound/soc/sh/rcar/core.c

@@ -1581,9 +1581,9 @@ static int rsnd_hw_params(struct snd_soc_component *component,
 				hw_params->cmask |= SNDRV_PCM_HW_PARAM_RATE;
 			} else if (params_rate(hw_params) * k_up < io->converted_rate) {
 				hw_param_interval(hw_params, SNDRV_PCM_HW_PARAM_RATE)->min =
-					(io->converted_rate + k_up - 1) / k_up;
+					DIV_ROUND_UP(io->converted_rate, k_up);
 				hw_param_interval(hw_params, SNDRV_PCM_HW_PARAM_RATE)->max =
-					(io->converted_rate + k_up - 1) / k_up;
+					DIV_ROUND_UP(io->converted_rate, k_up);
 				hw_params->cmask |= SNDRV_PCM_HW_PARAM_RATE;
 			}
 

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