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Commit 56592eca authored by Maheshwar Ajja's avatar Maheshwar Ajja
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msm: vidc: Invalidate video encoder output buffer 



Invalidate encoder output buffer before giving it
to userspace to avoid corruption in encoded data.

CRs-Fixed: 2154043
Change-Id: I395eeb0b0e5f6923ef0f513bc8b60a48ac96ffb1
Signed-off-by: default avatarMaheshwar Ajja <majja@codeaurora.org>
parent 93982edb

drivers/media/platform/msm/vidc/msm_vidc_common.c

+11 −4
Original line number Diff line number Diff line
@@ -5682,7 +5682,7 @@ int msm_comm_qbuf_cache_operations(struct msm_vidc_inst *inst, 
		handle = msm_smem_get_handle(inst->mem_client, dma_buf);



		offset = b->m.planes[i].data_offset;

		size = b->m.planes[i].length;

		size = b->m.planes[i].length - offset;

		cache_ops = SMEM_CACHE_INVALIDATE;

		skip = false;
@@ -5751,7 +5751,7 @@ int msm_comm_dqbuf_cache_operations(struct msm_vidc_inst *inst, 
		handle = msm_smem_get_handle(inst->mem_client, dma_buf);



		offset = b->m.planes[i].data_offset;

		size = b->m.planes[i].length;

		size = b->m.planes[i].length - offset;

		cache_ops = SMEM_CACHE_INVALIDATE;

		skip = false;
@@ -5770,8 +5770,15 @@ int msm_comm_dqbuf_cache_operations(struct msm_vidc_inst *inst, 
				skip = true;

			} else if (b->type ==

					V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {

				if (!i) /* bitstream */

					skip = true;

				if (!i) { /* bitstream */

					/*

					 * Include vp8e header bytes as well

					 * by making offset equal to zero

					 */

					offset = 0;

					size = b->m.planes[i].bytesused +

						b->m.planes[i].data_offset;

				}

			}

		}