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Commit a17a6bf7 authored by Mohammed Javid's avatar Mohammed Javid
Browse files

msm: ipa3: Remove ep_delay on disconnect sequence 



When device in Low Power Mode, usb driver invokes
suspend and then disconnect upon cable disconnection.
Remove the ep delay if it is set.

Change-Id: I203d57d70e8c189a2f3bc7f7830392fac98cfbb1
Signed-off-by: default avatarMohammed Javid <mjavid@codeaurora.org>
parent a8118139

drivers/platform/msm/ipa/ipa_clients/ipa_usb.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -2225,6 +2225,7 @@ static int ipa_usb_xdci_dismiss_channels(u32 ul_clnt_hdl, u32 dl_clnt_hdl, 
	}

	}





	if (!IPA3_USB_IS_TTYPE_DPL(ttype)) {

	if (!IPA3_USB_IS_TTYPE_DPL(ttype)) {

		ipa3_xdci_ep_delay_rm(ul_clnt_hdl); /* Remove ep_delay if set */

		/* Reset UL channel */

		/* Reset UL channel */

		result = ipa3_reset_gsi_channel(ul_clnt_hdl);

		result = ipa3_reset_gsi_channel(ul_clnt_hdl);

		if (result) {

		if (result) {

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

+42 −0
Original line number Original line Diff line number Diff line
@@ -1163,6 +1163,48 @@ static int ipa3_stop_ul_chan_with_data_drain(u32 qmi_req_id, 
	return result;

	return result;

}

}





void ipa3_xdci_ep_delay_rm(u32 clnt_hdl)

{

	struct ipa3_ep_context *ep;

	struct ipa_ep_cfg_ctrl ep_cfg_ctrl;

	int result;



	if (clnt_hdl >= ipa3_ctx->ipa_num_pipes ||

		ipa3_ctx->ep[clnt_hdl].valid == 0) {

		IPAERR("bad parm.\n");

		return;

	}



	ep = &ipa3_ctx->ep[clnt_hdl];



	if (ep->ep_delay_set == true) {



		memset(&ep_cfg_ctrl, 0, sizeof(struct ipa_ep_cfg_ctrl));

		ep_cfg_ctrl.ipa_ep_delay = false;



		if (!ep->keep_ipa_awake)

			IPA_ACTIVE_CLIENTS_INC_EP

				(ipa3_get_client_mapping(clnt_hdl));



		result = ipa3_cfg_ep_ctrl(clnt_hdl,

			&ep_cfg_ctrl);



		if (!ep->keep_ipa_awake)

			IPA_ACTIVE_CLIENTS_DEC_EP

				(ipa3_get_client_mapping(clnt_hdl));



		if (result) {

			IPAERR

			("client (ep: %d) failed to remove delay result=%d\n",

				clnt_hdl, result);

		} else {

			IPADBG("client (ep: %d) delay removed\n",

				clnt_hdl);

			ep->ep_delay_set = false;

		}

	}

}



int ipa3_xdci_disconnect(u32 clnt_hdl, bool should_force_clear, u32 qmi_req_id)

int ipa3_xdci_disconnect(u32 clnt_hdl, bool should_force_clear, u32 qmi_req_id)

{

{

	struct ipa3_ep_context *ep;

	struct ipa3_ep_context *ep;

drivers/platform/msm/ipa/ipa_v3/ipa_i.h

+2 −0
Original line number Original line Diff line number Diff line
@@ -1682,6 +1682,8 @@ int ipa3_xdci_connect(u32 clnt_hdl); 




int ipa3_xdci_disconnect(u32 clnt_hdl, bool should_force_clear, u32 qmi_req_id);

int ipa3_xdci_disconnect(u32 clnt_hdl, bool should_force_clear, u32 qmi_req_id);





void ipa3_xdci_ep_delay_rm(u32 clnt_hdl);



int ipa3_xdci_suspend(u32 ul_clnt_hdl, u32 dl_clnt_hdl,

int ipa3_xdci_suspend(u32 ul_clnt_hdl, u32 dl_clnt_hdl,

	bool should_force_clear, u32 qmi_req_id, bool is_dpl);

	bool should_force_clear, u32 qmi_req_id, bool is_dpl);