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Accessory gadget and uevent notification of Gadget state #230

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Accessory gadget and uevent notification of Gadget state #230

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8dc1e42
Backport and apply patches for Android Accessory mode
nisargjhaveri May 10, 2025
c1d01a4
Remove cyclic dependency between f_accessory and libcomposite
nisargjhaveri May 10, 2025
27a44ac
make a few method static
tomaszduda23 Aug 29, 2025
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4 changes: 2 additions & 2 deletions drivers/power/supply/qcom_fg.c
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Original file line number Diff line number Diff line change
Expand Up @@ -985,7 +985,7 @@ static int qcom_fg_clear_ima(struct qcom_fg_chip *chip,
return 0;
}

irqreturn_t qcom_fg_handle_soc_delta(int irq, void *data)
static irqreturn_t qcom_fg_handle_soc_delta(int irq, void *data)
{
struct qcom_fg_chip *chip = data;

Expand All @@ -996,7 +996,7 @@ irqreturn_t qcom_fg_handle_soc_delta(int irq, void *data)
return IRQ_HANDLED;
}

irqreturn_t qcom_fg_handle_mem_avail(int irq, void *data)
static irqreturn_t qcom_fg_handle_mem_avail(int irq, void *data)
{
struct qcom_fg_chip *chip = data;

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19 changes: 19 additions & 0 deletions drivers/usb/gadget/Kconfig
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Original file line number Diff line number Diff line change
Expand Up @@ -223,6 +223,9 @@ config USB_F_PRINTER
config USB_F_TCM
tristate

config USB_F_ACC
tristate

# this first set of drivers all depend on bulk-capable hardware.

config USB_CONFIGFS
Expand All @@ -237,6 +240,14 @@ config USB_CONFIGFS
appropriate symbolic links.
For more information see Documentation/usb/gadget_configfs.rst.

config USB_CONFIGFS_UEVENT
bool "Uevent notification of Gadget state"
depends on USB_CONFIGFS
help
Enable uevent notifications to userspace when the gadget
state changes. The gadget can be in any of the following
three states: "CONNECTED/DISCONNECTED/CONFIGURED"

config USB_CONFIGFS_SERIAL
bool "Generic serial bulk in/out"
depends on USB_CONFIGFS
Expand Down Expand Up @@ -378,6 +389,14 @@ config USB_CONFIGFS_F_FS
implemented in kernel space (for instance Ethernet, serial or
mass storage) and other are implemented in user space.

config USB_CONFIGFS_F_ACC
bool "Accessory gadget"
depends on USB_CONFIGFS
depends on HID=y
select USB_F_ACC
help
USB gadget Accessory support

config USB_CONFIGFS_F_UAC1
bool "Audio Class 1.0"
depends on USB_CONFIGFS
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