From 072de836f53be56a70cecf70b43ae43b7ce17376 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 10:08:36 +0000
Subject: [PATCH] mk-rootfs.sh
---
kernel/drivers/usb/chipidea/ci.h | 25 ++++++++++++++++++++++++-
1 files changed, 24 insertions(+), 1 deletions(-)
diff --git a/kernel/drivers/usb/chipidea/ci.h b/kernel/drivers/usb/chipidea/ci.h
index 6a2cc5c..0697eb9 100644
--- a/kernel/drivers/usb/chipidea/ci.h
+++ b/kernel/drivers/usb/chipidea/ci.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* ci.h - common structures, functions, and macros of the ChipIdea driver
*
@@ -16,6 +16,7 @@
#include <linux/usb/gadget.h>
#include <linux/usb/otg-fsm.h>
#include <linux/usb/otg.h>
+#include <linux/usb/role.h>
#include <linux/ulpi/interface.h>
/******************************************************************************
@@ -24,6 +25,7 @@
#define TD_PAGE_COUNT 5
#define CI_HDRC_PAGE_SIZE 4096ul /* page size for TD's */
#define ENDPT_MAX 32
+#define CI_MAX_BUF_SIZE (TD_PAGE_COUNT * CI_HDRC_PAGE_SIZE)
/******************************************************************************
* REGISTERS
@@ -217,6 +219,7 @@
ktime_t hr_timeouts[NUM_OTG_FSM_TIMERS];
unsigned enabled_otg_timer_bits;
enum otg_fsm_timer next_otg_timer;
+ struct usb_role_switch *role_switch;
struct work_struct work;
struct workqueue_struct *wq;
@@ -290,6 +293,26 @@
ci->roles[role]->stop(ci);
}
+static inline enum usb_role ci_role_to_usb_role(struct ci_hdrc *ci)
+{
+ if (ci->role == CI_ROLE_HOST)
+ return USB_ROLE_HOST;
+ else if (ci->role == CI_ROLE_GADGET && ci->vbus_active)
+ return USB_ROLE_DEVICE;
+ else
+ return USB_ROLE_NONE;
+}
+
+static inline enum ci_role usb_role_to_ci_role(enum usb_role role)
+{
+ if (role == USB_ROLE_HOST)
+ return CI_ROLE_HOST;
+ else if (role == USB_ROLE_DEVICE)
+ return CI_ROLE_GADGET;
+ else
+ return CI_ROLE_END;
+}
+
/**
* hw_read_id_reg: reads from a identification register
* @ci: the controller
--
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