diff options
Diffstat (limited to 'drivers/media/platform/qcom/iris/iris_venc.c')
| -rw-r--r-- | drivers/media/platform/qcom/iris/iris_venc.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/drivers/media/platform/qcom/iris/iris_venc.c b/drivers/media/platform/qcom/iris/iris_venc.c index 71960a0e903d..967db02ed27f 100644 --- a/drivers/media/platform/qcom/iris/iris_venc.c +++ b/drivers/media/platform/qcom/iris/iris_venc.c @@ -61,6 +61,9 @@ int iris_venc_inst_init(struct iris_inst *inst) inst->crop.width = f->fmt.pix_mp.width; inst->crop.height = f->fmt.pix_mp.height; + inst->operating_rate = DEFAULT_FPS; + inst->frame_rate = DEFAULT_FPS; + return 0; } @@ -326,3 +329,94 @@ int iris_venc_s_selection(struct iris_inst *inst, struct v4l2_selection *s) return -EINVAL; } } + +int iris_venc_s_param(struct iris_inst *inst, struct v4l2_streamparm *s_parm) +{ + struct platform_inst_caps *caps = inst->core->iris_platform_data->inst_caps; + struct vb2_queue *src_q = v4l2_m2m_get_src_vq(inst->m2m_ctx); + struct vb2_queue *dst_q = v4l2_m2m_get_dst_vq(inst->m2m_ctx); + struct v4l2_fract *timeperframe = NULL; + u32 default_rate = DEFAULT_FPS; + bool is_frame_rate = false; + u64 us_per_frame, fps; + u32 max_rate; + + int ret = 0; + + if (s_parm->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + timeperframe = &s_parm->parm.output.timeperframe; + max_rate = caps->max_operating_rate; + s_parm->parm.output.capability = V4L2_CAP_TIMEPERFRAME; + } else { + timeperframe = &s_parm->parm.capture.timeperframe; + is_frame_rate = true; + max_rate = caps->max_frame_rate; + s_parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; + } + + if (!timeperframe->denominator || !timeperframe->numerator) { + if (!timeperframe->numerator) + timeperframe->numerator = 1; + if (!timeperframe->denominator) + timeperframe->denominator = default_rate; + } + + us_per_frame = timeperframe->numerator * (u64)USEC_PER_SEC; + do_div(us_per_frame, timeperframe->denominator); + + if (!us_per_frame) + return -EINVAL; + + fps = (u64)USEC_PER_SEC; + do_div(fps, us_per_frame); + if (fps > max_rate) { + ret = -ENOMEM; + goto reset_rate; + } + + if (is_frame_rate) + inst->frame_rate = (u32)fps; + else + inst->operating_rate = (u32)fps; + + if ((s_parm->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE && vb2_is_streaming(src_q)) || + (s_parm->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && vb2_is_streaming(dst_q))) { + ret = iris_check_core_mbpf(inst); + if (ret) + goto reset_rate; + ret = iris_check_core_mbps(inst); + if (ret) + goto reset_rate; + } + + return 0; + +reset_rate: + if (ret) { + if (is_frame_rate) + inst->frame_rate = default_rate; + else + inst->operating_rate = default_rate; + } + + return ret; +} + +int iris_venc_g_param(struct iris_inst *inst, struct v4l2_streamparm *s_parm) +{ + struct v4l2_fract *timeperframe = NULL; + + if (s_parm->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { + timeperframe = &s_parm->parm.output.timeperframe; + timeperframe->numerator = 1; + timeperframe->denominator = inst->operating_rate; + s_parm->parm.output.capability = V4L2_CAP_TIMEPERFRAME; + } else { + timeperframe = &s_parm->parm.capture.timeperframe; + timeperframe->numerator = 1; + timeperframe->denominator = inst->frame_rate; + s_parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; + } + + return 0; +} |