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Commit c3b2507d authored by Simmi Pateriya's avatar Simmi Pateriya Committed by Asish Bhattacharya
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ASoC: msm: audio_ion: rectify parsing error for memory range 



Reading the memory range into a non u32 variable was giving
incorrect values. Using a u32 variable to read from dts and
type cast to the required structure.

Change-Id: I8e862d455edc838833dbb10ec3ad01c2ce988bb4
Signed-off-by: default avatarSimmi Pateriya <simmip@codeaurora.org>
parent e7c95927

drivers/soc/qcom/qdsp6v2/msm_audio_ion.c

+4 −1
Original line number Diff line number Diff line
@@ -682,6 +682,7 @@ static int msm_audio_smmu_init_legacy(struct device *dev) 
	struct device_node *ctx_node = NULL;

	struct context_bank_info *cb;

	int ret;

	u32 read_val[2];



	cb = devm_kzalloc(dev, sizeof(struct context_bank_info), GFP_KERNEL);

	ctx_node = of_parse_phandle(dev->of_node, "iommus", 0);
@@ -698,13 +699,15 @@ static int msm_audio_smmu_init_legacy(struct device *dev) 
	pr_debug("label found : %s\n", cb->name);

	ret = of_property_read_u32_array(ctx_node,

				"qcom,virtual-addr-pool",

				(u32 *)&cb->addr_range, 2);

				read_val, 2);

	if (ret) {

		dev_err(dev, "%s Could not read addr pool for group : (%d)\n",

			__func__, ret);

		return -EINVAL;

	}

	msm_audio_ion_data.cb_dev = msm_iommu_get_ctx(cb->name);

	cb->addr_range.start = (dma_addr_t) read_val[0];

	cb->addr_range.size = (size_t) read_val[1];

	dev_dbg(dev, "%s Legacy iommu usage\n", __func__);

	mapping = arm_iommu_create_mapping(

				msm_iommu_get_bus(msm_audio_ion_data.cb_dev),