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Commit 87cce952 authored by Hemant Kumar's avatar Hemant Kumar
Browse files

usb: gadget: Add snapshot of USB GSI function driver 



This change adds USB GSI function driver which provides USB RMNET/RNDIS/
ECM/MBIM/DPL related functionalities with GSI hardware accelerated path.
This snapshot is taken as of msm-4.14 commit <ceb432de347d> ("Merge "perf:
Add workaround for performance monitor irq burst"").

Change-Id: If849fdeab445e99dc914060eae98e1948a48e3d2
Signed-off-by: default avatarHemant Kumar <hemantk@codeaurora.org>
parent 9cad46b3

drivers/usb/gadget/Kconfig

+12 −0
Original line number Diff line number Diff line
@@ -234,6 +234,8 @@ config USB_F_ACC 


config USB_F_QDSS

	tristate

config USB_F_GSI

	tristate



# this first set of drivers all depend on bulk-capable hardware.
@@ -570,6 +572,16 @@ config USB_CONFIGFS_F_QDSS 
	  between USB BAM and QDSS BAM for QDSS debug functionality

	  over USB.



config USB_CONFIGFS_F_GSI

	bool "USB GSI function"

	select USB_F_GSI

	depends on USB_CONFIGFS

	help

	  Generic function driver to support h/w acceleration to IPA

	  over GSI. This driver provides USB RMNET/RNDIS/ECM/MBIM/DPL

	  related functionalities using GSI hardware accelerated data

	  path and control path.



choice

	tristate "USB Gadget precomposed configurations"

	default USB_ETH

drivers/usb/gadget/function/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -62,3 +62,5 @@ usb_f_accessory-y := f_accessory.o 
obj-$(CONFIG_USB_F_ACC)         += usb_f_accessory.o

usb_f_qdss-y			:= f_qdss.o u_qdss.o

obj-$(CONFIG_USB_F_QDSS)	+= usb_f_qdss.o

usb_f_gsi-y			:= f_gsi.o rndis.o

obj-$(CONFIG_USB_F_GSI)		+= usb_f_gsi.o

drivers/usb/gadget/function/f_gsi.c

0 → 100644
+3455 −0

File added.

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drivers/usb/gadget/function/f_gsi.h

0 → 100644
+1420 −0

File added.

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include/uapi/linux/usb/cdc.h

+1 −0
Original line number Diff line number Diff line
@@ -232,6 +232,7 @@ struct usb_cdc_mbim_extended_desc { 


#define USB_CDC_SEND_ENCAPSULATED_COMMAND	0x00

#define USB_CDC_GET_ENCAPSULATED_RESPONSE	0x01

#define USB_CDC_RESET_FUNCTION			0x05

#define USB_CDC_REQ_SET_LINE_CODING		0x20

#define USB_CDC_REQ_GET_LINE_CODING		0x21

#define USB_CDC_REQ_SET_CONTROL_LINE_STATE	0x22