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Commit 89ec4a55 authored by Lena Salman's avatar Lena Salman Committed by Stephen Boyd
Browse files

usb: Add support for multiple RMNETs via IPA 



This change adds full support for up to 4 RMNET instances
on via IPA BAM2BAM pipes. Per each RMNET instance
there is a pipe connection accordingly.

Change-Id: I6c94674555d102395b31ab20bb69ae10caf8d41a
Signed-off-by: default avatarLena Salman <esalman@codeaurora.org>
Signed-off-by: default avatarIdo Shayevitz <idos@codeaurora.org>
parent a557d4ef

arch/arm/mach-msm/include/mach/usb_bam.h

+17 −1
Original line number Diff line number Diff line
@@ -58,7 +58,8 @@ struct usb_bam_connect_ipa_params { 
	u32 prod_clnt_hdl;

	u32 cons_clnt_hdl;

	/* params assigned by the CD */

	enum ipa_client_type client;

	enum ipa_client_type src_client;

	enum ipa_client_type dst_client;

	struct ipa_ep_cfg ipa_ep_cfg;

	void *priv;

	void (*notify)(void *priv, enum ipa_dp_evt_type evt,
@@ -101,11 +102,17 @@ struct usb_bam_event_info { 
* @desc_mem_buf: descriptor fifo buffer.

* @event: event for wakeup.

* @enabled: true if pipe is enabled.

* @suspended: true if pipe is suspended.

* @cons_stopped: true is pipe has consumer requests stopped.

* @prod_stopped: true if pipe has producer requests stopped.

* @ipa_clnt_hdl : pipe handle to ipa api.

* @priv: private data to return upon activity_notify

*	or inactivity_notify callbacks.

* @activity_notify: callback to invoke on activity on one of the in pipes.

* @inactivity_notify: callback to invoke on inactivity on all pipes.

* @start: callback to invoke to enqueue transfers on a pipe.

* @stop: callback to invoke on dequeue transfers on a pipe.

* @start_stop_param: param for the start/stop callbacks.

*/

struct usb_bam_pipe_connect {

	const char *name;
@@ -127,10 +134,15 @@ struct usb_bam_pipe_connect { 
	struct usb_bam_event_info event;

	bool enabled;

	bool suspended;

	bool cons_stopped;

	bool prod_stopped;

	int ipa_clnt_hdl;

	void *priv;

	int (*activity_notify)(void *priv);

	int (*inactivity_notify)(void *priv);

	void (*start)(void *, enum usb_bam_pipe_dir);

	void (*stop)(void *, enum usb_bam_pipe_dir);

	void *start_stop_param;

};



/**
@@ -226,6 +238,8 @@ int usb_bam_register_peer_reset_cb(int (*callback)(void *), void *param); 
/**

 * Register callbacks for start/stop of transfers.

 *

 * @idx - Connection index

 *

 * @start - the callback function that will be called in USB

 *				driver to start transfers

 * @stop - the callback function that will be called in USB
@@ -237,6 +251,7 @@ int usb_bam_register_peer_reset_cb(int (*callback)(void *), void *param); 
 *

 */

int usb_bam_register_start_stop_cbs(

	u8 idx,

	void (*start)(void *, enum usb_bam_pipe_dir),

	void (*stop)(void *, enum usb_bam_pipe_dir),

	void *param);
@@ -378,6 +393,7 @@ static inline int usb_bam_register_peer_reset_cb( 
}



static inline int usb_bam_register_start_stop_cbs(

	u8 idx,

	void (*start)(void *, enum usb_bam_pipe_dir),

	void (*stop)(void *, enum usb_bam_pipe_dir),

	void *param)