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Commit 51f7fa7f authored by Vikram Panduranga's avatar Vikram Panduranga Committed by Gerrit - the friendly Code Review server
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dsp: voice_mhi: fix memory size before mapping 



Mailbox memory was mapped with incorrect memory size.
Adding a fix to use the actual size while mapping.

Change-Id: If9a478ca044f68bed8e0899dfb023545585272f2
Signed-off-by: default avatarVikram Panduranga <vpandura@codeaurora.org>
parent 7dbdc9aa

dsp/voice_mhi.c

+4 −1
Original line number Diff line number Diff line
@@ -344,6 +344,7 @@ static int voice_mhi_set_mailbox_memory_config(void) 
static void voice_mhi_map_pcie_and_send(struct work_struct *work)

{

	dma_addr_t iova, phys_addr;

	uint32_t mem_size;

	struct device *md;



	mutex_lock(&voice_mhi_lcl.mutex);
@@ -355,8 +356,9 @@ static void voice_mhi_map_pcie_and_send(struct work_struct *work) 
	}



	phys_addr = voice_mhi_lcl.dev_info.phys_addr.base;

	mem_size = voice_mhi_lcl.dev_info.iova_pcie.size;

	if (md) {

		iova = dma_map_resource(md->parent, phys_addr, PAGE_SIZE,

		iova = dma_map_resource(md->parent, phys_addr, mem_size,

					DMA_BIDIRECTIONAL, 0);

		if (dma_mapping_error(md->parent, iova)) {

			pr_err("%s: dma_mapping_error\n", __func__);
@@ -523,6 +525,7 @@ static int voice_mhi_probe(struct platform_device *pdev) 
		voice_mhi_lcl.dev_info.phys_addr.base = phys_addr;

		voice_mhi_lcl.dev_info.iova_adsp.base = iova;

		voice_mhi_lcl.dev_info.iova_adsp.size = mem_size;

		voice_mhi_lcl.dev_info.iova_pcie.size = mem_size;

		VOICE_MHI_STATE_SET(voice_mhi_lcl.voice_mhi_state,

				VOICE_MHI_ADSP_UP);