Merge "msm:vidc_3x: reject sessions based on max mbpf" (eca3e4f8) · Commits · e / devices / android_kernel_oneplus_sm7250

drivers/media/platform/msm/vidc_3x/msm_vidc_common.c

+33 −0

Original line number	Diff line number	Diff line
		@@ -5030,7 +5030,37 @@ static int msm_vidc_load_supported(struct msm_vidc_inst *inst)
		}
		return 0;
		}
		static int msm_vidc_check_mbpf_supported(struct msm_vidc_inst *inst)
		{
		u32 mbpf = 0;
		struct msm_vidc_core *core;
		struct msm_vidc_inst *temp;
		struct msm_vidc_capability *capability;

		if (!inst \|\| !inst->core)
		return -EINVAL;

		core = inst->core;
		capability = &inst->capability;
		mutex_lock(&core->lock);
		list_for_each_entry(temp, &core->instances, list) {
		/* ignore invalid and completed session */
		if (temp->state == MSM_VIDC_CORE_INVALID \|\|
		temp->state >= MSM_VIDC_STOP_DONE)
		continue;
		/* ignore thumbnail session */
		if (is_thumbnail_session(temp))
		continue;
		mbpf += msm_comm_get_mbs_per_frame(inst);
		}
		mutex_unlock(&core->lock);
		if (mbpf > 2*capability->mbs_per_frame.max) {
		msm_vidc_print_running_insts(inst->core);
		return -ENOMEM;
		}

		return 0;
		}
		int msm_vidc_check_scaling_supported(struct msm_vidc_inst *inst)
		{
		u32 x_min, x_max, y_min, y_max;
		@@ -5128,6 +5158,9 @@ int msm_vidc_check_session_supported(struct msm_vidc_inst *inst)
		"%s: Hardware is overloaded\n", __func__);
		return rc;
		}
		rc = msm_vidc_check_mbpf_supported(inst);
		if (rc)
		return rc;

		if (!is_thermal_permissible(core)) {
		dprintk(VIDC_WARN,