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| author |   Viswanath Boma <quic_vboma@quicinc.com> | 2022-08-08 11:28:29 +0200 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-09-24 11:21:44 +0200 |
| commit | 096573e4c0c7eb21d5e22a9411aa2ba65ef96d96 (patch) | |
| tree | bfeab988c4992300e12cc12f6a2930a088c1c113 /drivers/media | |
| parent | media: venus : Add default values for the control (diff) | |
| download | wireguard-linux-096573e4c0c7eb21d5e22a9411aa2ba65ef96d96.tar.xz wireguard-linux-096573e4c0c7eb21d5e22a9411aa2ba65ef96d96.zip | |
media: venus : Addition of control support - V4L2_CID_MIN_BUFFERS_FOR_OUTPUT
V4l2 encoder compliance expecting minimum buffers support for
the application to allocate buffers as per the control support values.
Signed-off-by: Viswanath Boma <quic_vboma@quicinc.com>
Signed-off-by: Vikash Garodia <quic_vgarodia@quicinc.com>
Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/platform/qcom/venus/venc_ctrls.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/drivers/media/platform/qcom/venus/venc_ctrls.c b/drivers/media/platform/qcom/venus/venc_ctrls.c index 52bbc544e9cb..27779c79bf9d 100644 --- a/drivers/media/platform/qcom/venus/venc_ctrls.c +++ b/drivers/media/platform/qcom/venus/venc_ctrls.c @@ -8,6 +8,7 @@ #include "core.h" #include "venc.h" +#include "helpers.h" #define BITRATE_MIN 32000 #define BITRATE_MAX 160000000 @@ -348,8 +349,29 @@ static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl) return 0; } +static int venc_op_g_volatile_ctrl(struct v4l2_ctrl *ctrl) +{ + struct venus_inst *inst = ctrl_to_inst(ctrl); + struct hfi_buffer_requirements bufreq; + enum hfi_version ver = inst->core->res->hfi_version; + int ret; + + switch (ctrl->id) { + case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT: + ret = venus_helper_get_bufreq(inst, HFI_BUFFER_INPUT, &bufreq); + if (!ret) + ctrl->val = HFI_BUFREQ_COUNT_MIN(&bufreq, ver); + break; + default: + return -EINVAL; + } + + return 0; +} + static const struct v4l2_ctrl_ops venc_ctrl_ops = { .s_ctrl = venc_op_s_ctrl, + .g_volatile_ctrl = venc_op_g_volatile_ctrl, }; int venc_ctrl_init(struct venus_inst *inst) @@ -360,7 +382,7 @@ int venc_ctrl_init(struct venus_inst *inst) { 16000, 34500, 3000 }, 15635, 16450, 10000000, 500, }; - ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 58); + ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 59); if (ret) return ret; @@ -441,6 +463,9 @@ int venc_ctrl_init(struct venus_inst *inst) 0, V4L2_MPEG_VIDEO_VP8_PROFILE_0); v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, + V4L2_CID_MIN_BUFFERS_FOR_OUTPUT, 4, 11, 1, 4); + + v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, V4L2_CID_MPEG_VIDEO_BITRATE, BITRATE_MIN, BITRATE_MAX, BITRATE_STEP, BITRATE_DEFAULT); |