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Commit 62f3b72a authored by Amir Levy's avatar Amir Levy
Browse files

msm: ipa3: disable prefetch only for IPAv3.5 



This change makes sure that IPA driver will not try to
disable prefetch on target which don't have IPA_TX_CFG
register.

Change-Id: Ie0b1fca1dfa14f29d6773d6e2ff72f9ae5a4b1ca
CRs-Fixed: 1097871
Signed-off-by: default avatarAmir Levy <alevy@codeaurora.org>
parent 1bcbd831

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

+4 −3
Original line number Diff line number Diff line
@@ -4011,10 +4011,11 @@ static int ipa3_post_init(const struct ipa3_plat_drv_res *resource_p, 
	}



	/*

	 * IPAv3.5.x requires to disable prefetch for USB in order to allow

	 * MBIM to work, currently MBIM is not needed in MHI mode.

	 * IPAv3.5 and above requires to disable prefetch for USB in order

	 * to allow MBIM to work, currently MBIM is not needed in MHI mode.

	 */

	if (!ipa3_ctx->ipa_config_is_mhi)

	if ((ipa3_ctx->ipa_hw_type >= IPA_HW_v3_5) &&

		(!ipa3_ctx->ipa_config_is_mhi))

		ipa3_disable_prefetch(IPA_CLIENT_USB_CONS);



	if (ipa3_ctx->transport_prototype == IPA_TRANSPORT_TYPE_GSI) {