msm: ipa: disable prefetch for MHI
MHI might be configured to MBIM aggregation.
For this to work TX prefetch needs to be disabled.
Change-Id: I52510f3a7fbe90d5a472703363136e6e909d301c
Acked-by: Ady Abraham <adya@qti.qualcomm.com>
Signed-off-by: Skylar Chang <chiaweic@codeaurora.org>
diff --git a/drivers/platform/msm/ipa/ipa_v3/ipa.c b/drivers/platform/msm/ipa/ipa_v3/ipa.c
index 065f97f..0f4a6d0 100644
--- a/drivers/platform/msm/ipa/ipa_v3/ipa.c
+++ b/drivers/platform/msm/ipa/ipa_v3/ipa.c
@@ -4535,13 +4535,18 @@
/*
* 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.
+ * to allow MBIM to work.
*/
if ((ipa3_ctx->ipa_hw_type >= IPA_HW_v3_5
&& ipa3_ctx->ipa_hw_type < IPA_HW_v4_0) &&
(!ipa3_ctx->ipa_config_is_mhi))
ipa3_disable_prefetch(IPA_CLIENT_USB_CONS);
+ if ((ipa3_ctx->ipa_hw_type >= IPA_HW_v3_5
+ && ipa3_ctx->ipa_hw_type < IPA_HW_v4_0) &&
+ (ipa3_ctx->ipa_config_is_mhi))
+ ipa3_disable_prefetch(IPA_CLIENT_MHI_CONS);
+
memset(&gsi_props, 0, sizeof(gsi_props));
gsi_props.ver = ipa3_get_gsi_ver(resource_p->ipa_hw_type);
gsi_props.ee = resource_p->ee;