ASoC: lpass-platform: use devm_regmap_field_bulk_alloc

use new devm_regmap_field_bulk_alloc to allocate fields as
it make the code more readable!
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tested-by: Srinivasa Rao Mandadapu <srivasam@codeaurora.org>
Link: https://lore.kernel.org/r/20200925164856.10315-3-srinivas.kandagatla@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/qcom/lpass-platform.c

@@ -56,6 +56,7 @@ static int lpass_platform_alloc_dmactl_fields(struct device *dev,
 	struct lpass_data *drvdata = dev_get_drvdata(dev);
 	struct lpass_variant *v = drvdata->variant;
 	struct lpaif_dmactl *rd_dmactl, *wr_dmactl;
+	int rval;
 
 	drvdata->rd_dmactl = devm_kzalloc(dev, sizeof(struct lpaif_dmactl),
 					  GFP_KERNEL);
@@ -70,31 +71,13 @@ static int lpass_platform_alloc_dmactl_fields(struct device *dev,
 	rd_dmactl = drvdata->rd_dmactl;
 	wr_dmactl = drvdata->wr_dmactl;
 
-	rd_dmactl->bursten = devm_regmap_field_alloc(dev, map, v->rdma_bursten);
-	rd_dmactl->wpscnt = devm_regmap_field_alloc(dev, map, v->rdma_wpscnt);
-	rd_dmactl->fifowm = devm_regmap_field_alloc(dev, map, v->rdma_fifowm);
-	rd_dmactl->intf = devm_regmap_field_alloc(dev, map, v->rdma_intf);
-	rd_dmactl->enable = devm_regmap_field_alloc(dev, map, v->rdma_enable);
-	rd_dmactl->dyncclk = devm_regmap_field_alloc(dev, map, v->rdma_dyncclk);
+	rval = devm_regmap_field_bulk_alloc(dev, map, &rd_dmactl->bursten,
+					    &v->rdma_bursten, 6);
+	if (rval)
+		return rval;
 
-	if (IS_ERR(rd_dmactl->bursten) || IS_ERR(rd_dmactl->wpscnt) ||
-	    IS_ERR(rd_dmactl->fifowm) || IS_ERR(rd_dmactl->intf) ||
-	    IS_ERR(rd_dmactl->enable) || IS_ERR(rd_dmactl->dyncclk))
-		return -EINVAL;
-
-	wr_dmactl->bursten = devm_regmap_field_alloc(dev, map, v->wrdma_bursten);
-	wr_dmactl->wpscnt = devm_regmap_field_alloc(dev, map, v->wrdma_wpscnt);
-	wr_dmactl->fifowm = devm_regmap_field_alloc(dev, map, v->wrdma_fifowm);
-	wr_dmactl->intf = devm_regmap_field_alloc(dev, map, v->wrdma_intf);
-	wr_dmactl->enable = devm_regmap_field_alloc(dev, map, v->wrdma_enable);
-	wr_dmactl->dyncclk = devm_regmap_field_alloc(dev, map, v->wrdma_dyncclk);
-
-	if (IS_ERR(wr_dmactl->bursten) || IS_ERR(wr_dmactl->wpscnt) ||
-	    IS_ERR(wr_dmactl->fifowm) || IS_ERR(wr_dmactl->intf) ||
-	    IS_ERR(wr_dmactl->enable) || IS_ERR(wr_dmactl->dyncclk))
-		return -EINVAL;
-
-	return 0;
+	return devm_regmap_field_bulk_alloc(dev, map, &wr_dmactl->bursten,
+					    &v->wrdma_bursten, 6);
 }
 
 static int lpass_platform_pcmops_open(struct snd_soc_component *component,