Example #1
0
int msm_isp_update_bandwidth(enum msm_isp_hw_client client,
                             uint64_t ab, uint64_t ib)
{
    int i;
    struct msm_bus_paths *path;
    mutex_lock(&bandwidth_mgr_mutex);
    if (!isp_bandwidth_mgr.use_count ||
            !isp_bandwidth_mgr.bus_client) {
        pr_err("%s: bandwidth manager inactive\n", __func__);
        return -EINVAL;
    }

    isp_bandwidth_mgr.client_info[client].ab = ab;
    isp_bandwidth_mgr.client_info[client].ib = ib;
    ALT_VECTOR_IDX(isp_bandwidth_mgr.bus_vector_active_idx);
    path =
        &(msm_isp_bus_client_pdata.usecase[
              isp_bandwidth_mgr.bus_vector_active_idx]);
    path->vectors[0].ab = MSM_ISP_MIN_AB;
    path->vectors[0].ib = MSM_ISP_MIN_IB;
    for (i = 0; i < MAX_ISP_CLIENT; i++) {
        if (isp_bandwidth_mgr.client_info[i].active) {
            path->vectors[0].ab +=
                isp_bandwidth_mgr.client_info[i].ab;
            path->vectors[0].ib +=
                isp_bandwidth_mgr.client_info[i].ib;
        }
    }
    msm_bus_scale_client_update_request(isp_bandwidth_mgr.bus_client,
                                        isp_bandwidth_mgr.bus_vector_active_idx);
    mutex_unlock(&bandwidth_mgr_mutex);
    return 0;
}
Example #2
0
int msm_isp_update_bandwidth(enum msm_isp_hw_client client,
	uint64_t ab, uint64_t ib)
{
	int i;
	struct msm_bus_paths *path;
	mutex_lock(&bandwidth_mgr_mutex);
	if (!isp_bandwidth_mgr.use_count ||
		!isp_bandwidth_mgr.bus_client) {
/*QCT_PATCH S, fix lockup when start camera with 13M resolution, 2013-10-31, [email protected] */
		pr_err("%s:error bandwidth manager inactive use_cnt:%d bus_clnt:%d\n",
			__func__, isp_bandwidth_mgr.use_count,
			isp_bandwidth_mgr.bus_client);
/*QCT_PATCH E, fix lockup when start camera with 13M resolution, 2013-10-31, [email protected] */
		return -EINVAL;
	}

	isp_bandwidth_mgr.client_info[client].ab = ab;
	isp_bandwidth_mgr.client_info[client].ib = ib;
	ALT_VECTOR_IDX(isp_bandwidth_mgr.bus_vector_active_idx);
	path =
		&(msm_isp_bus_client_pdata.usecase[
		  isp_bandwidth_mgr.bus_vector_active_idx]);
	path->vectors[0].ab = MSM_ISP_MIN_AB;
	path->vectors[0].ib = MSM_ISP_MIN_IB;
	for (i = 0; i < MAX_ISP_CLIENT; i++) {
		if (isp_bandwidth_mgr.client_info[i].active) {
			path->vectors[0].ab +=
				isp_bandwidth_mgr.client_info[i].ab;
			path->vectors[0].ib +=
				isp_bandwidth_mgr.client_info[i].ib;
		}
	}
	msm_bus_scale_client_update_request(isp_bandwidth_mgr.bus_client,
		isp_bandwidth_mgr.bus_vector_active_idx);
	mutex_unlock(&bandwidth_mgr_mutex);
	return 0;
}