diff options
| author | Stanimir Varbanov <stanimir.varbanov@linaro.org> | 2018-07-05 09:03:56 -0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2018-07-25 08:55:28 -0400 |
| commit | 7094af54c5167990a46abd26c83891188e8934b8 (patch) | |
| tree | 54c02e61db2511dac246f913985f21589ba1b528 /drivers/media/platform/qcom/venus | |
| parent | 130c0117e853a3561d083fd4039b630ca35ce167 (diff) | |
media: venus: vdec: get required input buffers as well
Rework and rename vdec_cap_num_buffers() to get the number of
input buffers too.
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Reviewed-by: Tomasz Figa <tfiga@chromium.org>
Reviewed-by: Alexandre Courbot <acourbot@chromium.org>
Tested-by: Alexandre Courbot <acourbot@chromium.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Diffstat (limited to 'drivers/media/platform/qcom/venus')
| -rw-r--r-- | drivers/media/platform/qcom/venus/vdec.c | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c index abbdb8ac1e42..927b9d97fe4d 100644 --- a/drivers/media/platform/qcom/venus/vdec.c +++ b/drivers/media/platform/qcom/venus/vdec.c @@ -601,19 +601,32 @@ deinit: return ret; } -static int vdec_cap_num_buffers(struct venus_inst *inst, unsigned int *num) +static int vdec_num_buffers(struct venus_inst *inst, unsigned int *in_num, + unsigned int *out_num) { + enum hfi_version ver = inst->core->res->hfi_version; struct hfi_buffer_requirements bufreq; int ret; + *in_num = *out_num = 0; + ret = vdec_init_session(inst); if (ret) return ret; + ret = venus_helper_get_bufreq(inst, HFI_BUFFER_INPUT, &bufreq); + if (ret) + goto deinit; + + *in_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver); + ret = venus_helper_get_bufreq(inst, HFI_BUFFER_OUTPUT, &bufreq); + if (ret) + goto deinit; - *num = bufreq.count_actual; + *out_num = HFI_BUFREQ_COUNT_MIN(&bufreq, ver); +deinit: hfi_session_deinit(inst); return ret; @@ -624,7 +637,7 @@ static int vdec_queue_setup(struct vb2_queue *q, unsigned int sizes[], struct device *alloc_devs[]) { struct venus_inst *inst = vb2_get_drv_priv(q); - unsigned int p, num; + unsigned int p, in_num, out_num; int ret = 0; if (*num_planes) { @@ -647,35 +660,29 @@ static int vdec_queue_setup(struct vb2_queue *q, return 0; } + ret = vdec_num_buffers(inst, &in_num, &out_num); + if (ret) + return ret; + switch (q->type) { case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE: *num_planes = inst->fmt_out->num_planes; sizes[0] = get_framesize_compressed(inst->out_width, inst->out_height); inst->input_buf_size = sizes[0]; + *num_buffers = max(*num_buffers, in_num); inst->num_input_bufs = *num_buffers; - - ret = vdec_cap_num_buffers(inst, &num); - if (ret) - break; - - inst->num_output_bufs = num; + inst->num_output_bufs = out_num; break; case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE: *num_planes = inst->fmt_cap->num_planes; - ret = vdec_cap_num_buffers(inst, &num); - if (ret) - break; - - *num_buffers = max(*num_buffers, num); - for (p = 0; p < *num_planes; p++) sizes[p] = get_framesize_uncompressed(p, inst->width, inst->height); - - inst->num_output_bufs = *num_buffers; inst->output_buf_size = sizes[0]; + *num_buffers = max(*num_buffers, out_num); + inst->num_output_bufs = *num_buffers; break; default: ret = -EINVAL; |