Merge "msm: ipa: Disable csum offload and status for ODL pipe" (7b9922e4) · Commits · e / devices / android_kernel_fairphone_FP4

drivers/platform/msm/ipa/ipa_v3/ipa_dp.c

+10 −1

Original line number	Diff line number	Diff line
		@@ -3812,6 +3812,15 @@ static int ipa3_assign_policy(struct ipa_sys_connect_params *in,
		} else if (in->client == IPA_CLIENT_ODL_DPL_CONS) {
		IPADBG("assigning policy to ODL client:%d\n",
		in->client);
		/* Status enabling is needed for DPLv2 with
		* IPA versions < 4.5.
		* Dont enable ipa_status for APQ, since MDM IPA
		* has IPA >= 4.5 with DPLv3.
		*/
		if (ipa3_ctx->platform_type == IPA_PLAT_TYPE_APQ &&
		ipa3_is_mhip_offload_enabled())
		sys->ep->status.status_en = false;
		else
		sys->ep->status.status_en = true;
		sys->policy = IPA_POLICY_INTR_POLL_MODE;
		INIT_WORK(&sys->work, ipa3_wq_handle_rx);

+13 −4

Original line number	Diff line number	Diff line
		@@ -287,10 +287,6 @@ int ipa_setup_odl_pipe(void)

		ipa_odl_ep_cfg->ipa_ep_cfg.aggr.aggr_en = IPA_ENABLE_AGGR;
		ipa_odl_ep_cfg->ipa_ep_cfg.aggr.aggr_hard_byte_limit_en = 1;
		if (ipa3_is_mhip_offload_enabled()) {
		IPADBG("MHIP is enabled, disable aggregation for ODL pipe");
		ipa_odl_ep_cfg->ipa_ep_cfg.aggr.aggr_en = IPA_BYPASS_AGGR;
		}
		ipa_odl_ep_cfg->ipa_ep_cfg.aggr.aggr = IPA_GENERIC;
		ipa_odl_ep_cfg->ipa_ep_cfg.aggr.aggr_byte_limit =
		IPA_ODL_AGGR_BYTE_LIMIT;
		@@ -316,6 +312,19 @@ int ipa_setup_odl_pipe(void)
		ipa_odl_ep_cfg->desc_fifo_sz = IPA_ODL_RX_RING_SIZE *
		IPA_FIFO_ELEMENT_SIZE;
		ipa3_odl_ctx->odl_client_hdl = -1;

		/* For MHIP, ODL functionality is DMA. So bypass aggregation, checksum
		* offload, hdr_len.
		*/
		if (ipa3_ctx->platform_type == IPA_PLAT_TYPE_APQ &&
		ipa3_is_mhip_offload_enabled()) {
		IPADBG("MHIP enabled: bypass aggr + csum offload for ODL");
		ipa_odl_ep_cfg->ipa_ep_cfg.aggr.aggr_en = IPA_BYPASS_AGGR;
		ipa_odl_ep_cfg->ipa_ep_cfg.cfg.cs_offload_en =
		IPA_DISABLE_CS_OFFLOAD;
		ipa_odl_ep_cfg->ipa_ep_cfg.hdr.hdr_len = 0;
		}

		ret = ipa3_setup_sys_pipe(ipa_odl_ep_cfg,
		&ipa3_odl_ctx->odl_client_hdl);
		return ret;