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Commit f3ae9044 authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "msm: adsprpc: decrease length of IOVA mask for SDSP devices"

parents 10af72c5 7752d708

drivers/char/adsprpc.c

+10 −2
Original line number Diff line number Diff line
@@ -2990,16 +2990,24 @@ static int fastrpc_cb_probe(struct device *dev) 
	if (err)

		goto bail;

	sess = &chan->session[chan->sesscount];

	sess->smmu.cb = iommuspec.args[0] & 0xf;

	sess->used = 0;

	sess->smmu.coherent = of_property_read_bool(dev->of_node,

						"dma-coherent");

	sess->smmu.secure = of_property_read_bool(dev->of_node,

						"qcom,secure-context-bank");



	/* Software workaround for SMMU interconnect HW bug */

	if (cid == SDSP_DOMAIN_ID) {

		sess->smmu.cb = iommuspec.args[0] & 0x3;

		VERIFY(err, sess->smmu.cb);

		if (err)

			goto bail;

		start += ((uint64_t)sess->smmu.cb << 32);

		dma_set_mask(dev, DMA_BIT_MASK(36));

		dma_set_mask(dev, DMA_BIT_MASK(34));

	} else {

		sess->smmu.cb = iommuspec.args[0] & 0xf;

	}



	if (sess->smmu.secure)

		start = 0x60000000;

	VERIFY(err, !IS_ERR_OR_NULL(sess->smmu.mapping =