msm: mdss: fix dsi buf_aloc when using physical memory



Set the dmap to correct translated physical address during
dsi_alloc_buf and also include GPF_DMA flag during kzalloc
to ensure the address allocated is 32-bit.

Change-Id: I5b0445eda6c4a93ca321ca9469626ecce4a167e9
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>

parent 5a3ed9ec

drivers/video/msm/mdss/mdss_smmu.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -380,7 +380,13 @@ static void mdss_smmu_unmap_v2(int domain, unsigned long iova, int gfp_order)
		static char mdss_smmu_dsi_alloc_buf_v2(struct device dev, int size,
		dma_addr_t *dmap, gfp_t gfp)
		{
		return kzalloc(size, GFP_KERNEL);
		char *data;

		data = kzalloc(size, GFP_KERNEL \| GFP_DMA);
		if (data)
		*dmap = (dma_addr_t) virt_to_phys(data);

		return data;
		}

		/*