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Commit 33962cd2 authored by Michael Adisumarta's avatar Michael Adisumarta Committed by Gerrit - the friendly Code Review server
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msm: ipa: Support hardware accelerated DIAG over qdss with ipa_fmwk 



Add support to accelarate QDSS diag traffic over IPA to the PCIe
host with ipa fmwk support.

Change-Id: I64a8c493e8b6ef3fc525a3edcfd57e1cd11ccb6c
Signed-off-by: default avatarMichael Adisumarta <madisuma@codeaurora.org>
parent d1d92738

drivers/platform/msm/ipa_fmwk/ipa_fmwk.c

+51 −0
Original line number Original line Diff line number Diff line
@@ -241,6 +241,11 @@ struct ipa_fmwk_contex { 




	int (*ipa_wdi_dereg_intf)(const char *netdev_name);

	int (*ipa_wdi_dereg_intf)(const char *netdev_name);





	int (*ipa_qdss_conn_pipes)(struct ipa_qdss_conn_in_params *in,

		struct ipa_qdss_conn_out_params *out);



	int (*ipa_qdss_disconn_pipes)(void);



	int (*ipa_wdi_conn_pipes)(struct ipa_wdi_conn_in_params *in,

	int (*ipa_wdi_conn_pipes)(struct ipa_wdi_conn_in_params *in,

		struct ipa_wdi_conn_out_params *out);

		struct ipa_wdi_conn_out_params *out);
@@ -1230,6 +1235,52 @@ int ipa_wdi_sw_stats(struct ipa_wdi_tx_info *info) 
}

}

EXPORT_SYMBOL(ipa_wdi_sw_stats);

EXPORT_SYMBOL(ipa_wdi_sw_stats);





int ipa_qdss_conn_pipes(struct ipa_qdss_conn_in_params *in,

	struct ipa_qdss_conn_out_params *out)

{

	int ret;



	IPA_FMWK_DISPATCH_RETURN(ipa_qdss_conn_pipes,

		in, out);



	return ret;

}

EXPORT_SYMBOL(ipa_qdss_conn_pipes);



int ipa_qdss_disconn_pipes(void)

{

	int ret;



	IPA_FMWK_DISPATCH_RETURN(ipa_qdss_disconn_pipes);



	return ret;

}

EXPORT_SYMBOL(ipa_qdss_disconn_pipes);



/* registration API for IPA qdss module */

int ipa_fmwk_register_ipa_qdss(const struct ipa_qdss_data *in)

{

	if (!ipa_fmwk_ctx) {

		pr_err("ipa framework hasn't been initialized yet\n");

		return -EPERM;

	}



	if (ipa_fmwk_ctx->ipa_qdss_conn_pipes

		|| ipa_fmwk_ctx->ipa_qdss_disconn_pipes) {

		pr_err("ipa_qdss APIs were already initialized\n");

		return -EPERM;

	}



	ipa_fmwk_ctx->ipa_qdss_conn_pipes = in->ipa_qdss_conn_pipes;

	ipa_fmwk_ctx->ipa_qdss_disconn_pipes = in->ipa_qdss_disconn_pipes;



	pr_info("ipa_qdss registered successfully\n");



	return 0;



}

EXPORT_SYMBOL(ipa_fmwk_register_ipa_qdss);



/* registration API for IPA gsb module */

/* registration API for IPA gsb module */

int ipa_fmwk_register_gsb(const struct ipa_gsb_data *in)

int ipa_fmwk_register_gsb(const struct ipa_gsb_data *in)

{

{

include/linux/ipa_fmwk.h

+15 −0
Original line number Original line Diff line number Diff line
@@ -12,6 +12,7 @@ 
#include <linux/ipa_mhi.h>

#include <linux/ipa_mhi.h>

#include <linux/ipa_wigig.h>

#include <linux/ipa_wigig.h>

#include <linux/ipa_wdi3.h>

#include <linux/ipa_wdi3.h>

#include <linux/ipa_qdss.h>

#include <linux/ipa_usb.h>

#include <linux/ipa_usb.h>

#include <linux/ipa_odu_bridge.h>

#include <linux/ipa_odu_bridge.h>

#include <linux/ipa_qmi_service_v01.h>

#include <linux/ipa_qmi_service_v01.h>
@@ -171,6 +172,13 @@ struct ipa_wdi3_data { 
	int (*ipa_get_wdi_version)(void);

	int (*ipa_get_wdi_version)(void);

};

};





struct ipa_qdss_data {

	int (*ipa_qdss_conn_pipes)(struct ipa_qdss_conn_in_params *in,

		struct ipa_qdss_conn_out_params *out);



	int (*ipa_qdss_disconn_pipes)(void);

};



struct ipa_gsb_data {

struct ipa_gsb_data {

	int (*ipa_bridge_init)(struct ipa_bridge_init_params *params, u32 *hdl);

	int (*ipa_bridge_init)(struct ipa_bridge_init_params *params, u32 *hdl);
@@ -310,6 +318,8 @@ int ipa_fmwk_register_ipa_wigig(const struct ipa_wigig_data *in); 




int ipa_fmwk_register_ipa_eth(const struct ipa_eth_data *in);

int ipa_fmwk_register_ipa_eth(const struct ipa_eth_data *in);





int ipa_fmwk_register_ipa_qdss(const struct ipa_qdss_data *in);



#else /* IS_ENABLED(CONFIG_IPA3) */

#else /* IS_ENABLED(CONFIG_IPA3) */





int ipa_fmwk_register_ipa(const struct ipa_core_data *in)

int ipa_fmwk_register_ipa(const struct ipa_core_data *in)
@@ -327,6 +337,11 @@ int ipa_fmwk_register_ipa_wdi3(const struct ipa_wdi3_data *in) 
	return -EPERM;

	return -EPERM;

}

}





int ipa_fmwk_register_ipa_qdss(const struct ipa3_qdss_data *in)

{

	return -EPERM;

}



int ipa_fmwk_register_gsb(const struct ipa_gsb_data *in)

int ipa_fmwk_register_gsb(const struct ipa_gsb_data *in)

{

{

	return -EPERM;

	return -EPERM;

include/linux/ipa_qdss.h

+1 −1
Original line number Original line Diff line number Diff line
@@ -57,7 +57,7 @@ struct ipa_qdss_conn_out_params { 
	phys_addr_t ipa_rx_db_pa;

	phys_addr_t ipa_rx_db_pa;

};

};





#if defined CONFIG_IPA3

#if IS_ENABLED(CONFIG_IPA3)





/**

/**

 * ipa_qdss_conn_pipes - Client should call this

 * ipa_qdss_conn_pipes - Client should call this