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Commit 5d016add authored by Michael Adisumarta's avatar Michael Adisumarta
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msm: ipa: Disable csum offload and status for ODL pipe 



Disable csum offload and status for ODL pipe for ADPLv3 for
APQ Platform.

Change-Id: Iab2a7a931eab7ab5b94c582b1559b7ae0fef00a7
Signed-off-by: default avatarMichael Adisumarta <madisuma@codeaurora.org>
parent fb0d6073

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);

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

+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;