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media: ti-vpe: vpe: Fix Motion Vector vpdma stride

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[ Upstream commit 102af9b9922f658f705a4b0deaccabac409131bf ]

commit 3dc2046ca7 ("[media] media: ti-vpe: vpe: allow use of user
specified stride") and commit da4414eaed ("[media] media: ti-vpe: vpdma:
add support for user specified stride") resulted in the Motion Vector
stride to be the same as the image stride.

This caused memory corruption in the output image as mentioned in
commit 00db969964 ("[media] media: ti-vpe: vpe: Fix line stride
for output motion vector").

Fixes: 3dc2046ca7 ("[media] media: ti-vpe: vpe: allow use of user specified stride")
Fixes: da4414eaed ("[media] media: ti-vpe: vpdma: add support for user specified stride")
Signed-off-by: Benoit Parrot <bparrot@ti.com>
Acked-by: Nikhil Devshatwar <nikhil.nd@ti.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Benoit Parrot 2019-10-07 12:09:50 -03:00 • committed by Greg Kroah-Hartman
commit 33ec87948e
1 changed files with 13 additions and 5 deletions
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18
drivers/media/platform/ti-vpe/vpe.c
View file

@ -1013,11 +1013,14 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port)
dma_addr_t dma_addr;
u32 flags = 0;
u32 offset = 0;
u32 stride;
if (port == VPE_PORT_MV_OUT) {
vpdma_fmt = &vpdma_misc_fmts[VPDMA_DATA_FMT_MV];
dma_addr = ctx->mv_buf_dma[mv_buf_selector];
q_data = &ctx->q_data[Q_DATA_SRC];
stride = ALIGN((q_data->width * vpdma_fmt->depth) >> 3,
VPDMA_STRIDE_ALIGN);
} else {
/* to incorporate interleaved formats */
int plane = fmt->coplanar ? p_data->vb_part : 0;
@ -1044,6 +1047,7 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port)
}
/* Apply the offset */
dma_addr += offset;
stride = q_data->bytesperline[VPE_LUMA];
}
if (q_data->flags & Q_DATA_FRAME_1D)
@ -1055,7 +1059,7 @@ static void add_out_dtd(struct vpe_ctx *ctx, int port)
MAX_W, MAX_H);
vpdma_add_out_dtd(&ctx->desc_list, q_data->width,
q_data->bytesperline[VPE_LUMA], &q_data->c_rect,
stride, &q_data->c_rect,
vpdma_fmt, dma_addr, MAX_OUT_WIDTH_REG1,
MAX_OUT_HEIGHT_REG1, p_data->channel, flags);
}
@ -1074,10 +1078,13 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port)
dma_addr_t dma_addr;
u32 flags = 0;
u32 offset = 0;
u32 stride;
if (port == VPE_PORT_MV_IN) {
vpdma_fmt = &vpdma_misc_fmts[VPDMA_DATA_FMT_MV];
dma_addr = ctx->mv_buf_dma[mv_buf_selector];
stride = ALIGN((q_data->width * vpdma_fmt->depth) >> 3,
VPDMA_STRIDE_ALIGN);
} else {
/* to incorporate interleaved formats */
int plane = fmt->coplanar ? p_data->vb_part : 0;
@ -1104,6 +1111,7 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port)
}
/* Apply the offset */
dma_addr += offset;
stride = q_data->bytesperline[VPE_LUMA];
if (q_data->flags & Q_DATA_INTERLACED_SEQ_TB) {
/*
@ -1139,10 +1147,10 @@ static void add_in_dtd(struct vpe_ctx *ctx, int port)
if (p_data->vb_part && fmt->fourcc == V4L2_PIX_FMT_NV12)
frame_height /= 2;
vpdma_add_in_dtd(&ctx->desc_list, q_data->width,
q_data->bytesperline[VPE_LUMA], &q_data->c_rect,
vpdma_fmt, dma_addr, p_data->channel, field, flags, frame_width,
frame_height, 0, 0);
vpdma_add_in_dtd(&ctx->desc_list, q_data->width, stride,
&q_data->c_rect, vpdma_fmt, dma_addr,
p_data->channel, field, flags, frame_width,
frame_height, 0, 0);
}
/*