evie/android_kernel_oneplus_msm8998
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msm: mdss: Fix mdp img mapping and unmapping for ion memory

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Setting the correct return value for successful ion memory mapping
and handling the unmapping for ion memory.

Change-Id: I005ed3c4b09ddc9e559fa41929f11beb702d373d
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>
This commit is contained in:
Veera Sundaram Sankaran 2014-10-03 10:56:44 -07:00 • committed by David Keitel
parent 31646184c9
commit 88c7adfadd
1 changed files with 9 additions and 7 deletions
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16
drivers/video/fbdev/msm/mdss_mdp_util.c
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@ -687,14 +687,15 @@ int mdss_mdp_put_img(struct mdss_mdp_img_data *data)
msm_unmap_dma_buf(data->srcp_table, msm_unmap_dma_buf(data->srcp_table,
mdss_get_iommu_domain(domain), 0); mdss_get_iommu_domain(domain), 0);
dma_buf_unmap_attachment(data->srcp_attachment,
data->srcp_table,
DMA_BIDIRECTIONAL);
dma_buf_detach(data->srcp_dma_buf,
data->srcp_attachment);
dma_buf_put(data->srcp_dma_buf);
} }
dma_buf_unmap_attachment(data->srcp_attachment,
data->srcp_table, DMA_BIDIRECTIONAL);
dma_buf_detach(data->srcp_dma_buf,
data->srcp_attachment);
dma_buf_put(data->srcp_dma_buf);
data->srcp_dma_buf = NULL; data->srcp_dma_buf = NULL;
} }
@ -774,6 +775,7 @@ int mdss_mdp_get_img(struct msmfb_data *img, struct mdss_mdp_img_data *data,
} else { } else {
*start = sg_phys(data->srcp_table->sgl); *start = sg_phys(data->srcp_table->sgl);
*len = data->srcp_table->sgl->length; *len = data->srcp_table->sgl->length;
ret = 0;
} }
if (IS_ERR_VALUE(ret)) { if (IS_ERR_VALUE(ret)) {