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| author | Aniket Masule <amasule@codeaurora.org> | 2019-12-02 17:44:41 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-02-27 16:46:53 +0100 |
| commit | 4ebf969375bca2cef03573d23416423cec1af814 (patch) | |
| tree | 8aa888a58023da075d5b944e689305689824f81b /drivers/media/platform/qcom/venus/venc.c | |
| parent | 7482a983dea3b8dc7590096f2afd532af6a5f2d2 (diff) | |
| download | lwn-4ebf969375bca2cef03573d23416423cec1af814.tar.gz lwn-4ebf969375bca2cef03573d23416423cec1af814.zip | |
media: venus: introduce core selection
Presently the core (vcodec pipelines) assignment is static. Here we
introduce dynamic load balancing across the cores depending on the
current session load. The load on earch core is calculated and core
with minimum load is assigned to given instance. This will be
applicable on Venus v4 with more than one vcodec cores.
Signed-off-by: Aniket Masule <amasule@codeaurora.org>
Co-developed-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/media/platform/qcom/venus/venc.c')
| -rw-r--r-- | drivers/media/platform/qcom/venus/venc.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/media/platform/qcom/venus/venc.c b/drivers/media/platform/qcom/venus/venc.c index a74a6ef33bfa..b6f242c4cb2c 100644 --- a/drivers/media/platform/qcom/venus/venc.c +++ b/drivers/media/platform/qcom/venus/venc.c @@ -656,10 +656,6 @@ static int venc_set_properties(struct venus_inst *inst) if (ret) return ret; - ret = venus_helper_set_core_usage(inst, VIDC_CORE_ID_2); - if (ret) - return ret; - ptype = HFI_PROPERTY_CONFIG_FRAME_RATE; frate.buffer_type = HFI_BUFFER_OUTPUT; frate.framerate = inst->fps * (1 << 16); @@ -992,6 +988,10 @@ static int venc_start_streaming(struct vb2_queue *q, unsigned int count) if (ret) goto bufs_done; + ret = venus_pm_acquire_core(inst); + if (ret) + goto deinit_sess; + ret = venc_set_properties(inst); if (ret) goto deinit_sess; @@ -1160,6 +1160,8 @@ static int venc_open(struct file *file) inst->core = core; inst->session_type = VIDC_SESSION_TYPE_ENC; + inst->clk_data.core_id = VIDC_CORE_ID_DEFAULT; + inst->core_acquired = false; venus_helper_init_instance(inst); |