From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/drivers/usb/gadget/udc/aspeed-vhub/vhub.h | 59 ++++++++++++++++++++++++++++++++++++++---------------------
1 files changed, 38 insertions(+), 21 deletions(-)
diff --git a/kernel/drivers/usb/gadget/udc/aspeed-vhub/vhub.h b/kernel/drivers/usb/gadget/udc/aspeed-vhub/vhub.h
index 4ed03d3..87a5dea 100644
--- a/kernel/drivers/usb/gadget/udc/aspeed-vhub/vhub.h
+++ b/kernel/drivers/usb/gadget/udc/aspeed-vhub/vhub.h
@@ -2,6 +2,9 @@
#ifndef __ASPEED_VHUB_H
#define __ASPEED_VHUB_H
+#include <linux/usb.h>
+#include <linux/usb/ch11.h>
+
/*****************************
* *
* VHUB register definitions *
@@ -48,14 +51,11 @@
#define VHUB_CTRL_UPSTREAM_CONNECT (1 << 0)
/* IER & ISR */
+#define VHUB_IRQ_DEV1_BIT 9
#define VHUB_IRQ_USB_CMD_DEADLOCK (1 << 18)
#define VHUB_IRQ_EP_POOL_NAK (1 << 17)
#define VHUB_IRQ_EP_POOL_ACK_STALL (1 << 16)
-#define VHUB_IRQ_DEVICE5 (1 << 13)
-#define VHUB_IRQ_DEVICE4 (1 << 12)
-#define VHUB_IRQ_DEVICE3 (1 << 11)
-#define VHUB_IRQ_DEVICE2 (1 << 10)
-#define VHUB_IRQ_DEVICE1 (1 << 9)
+#define VHUB_IRQ_DEVICE1 (1 << (VHUB_IRQ_DEV1_BIT))
#define VHUB_IRQ_BUS_RESUME (1 << 8)
#define VHUB_IRQ_BUS_SUSPEND (1 << 7)
#define VHUB_IRQ_BUS_RESET (1 << 6)
@@ -67,6 +67,9 @@
#define VHUB_IRQ_HUB_EP0_SETUP (1 << 0)
#define VHUB_IRQ_ACK_ALL 0x1ff
+/* Downstream device IRQ mask. */
+#define VHUB_DEV_IRQ(n) (VHUB_IRQ_DEVICE1 << (n))
+
/* SW reset reg */
#define VHUB_SW_RESET_EP_POOL (1 << 9)
#define VHUB_SW_RESET_DMA_CONTROLLER (1 << 8)
@@ -76,17 +79,9 @@
#define VHUB_SW_RESET_DEVICE2 (1 << 2)
#define VHUB_SW_RESET_DEVICE1 (1 << 1)
#define VHUB_SW_RESET_ROOT_HUB (1 << 0)
-#define VHUB_SW_RESET_ALL (VHUB_SW_RESET_EP_POOL | \
- VHUB_SW_RESET_DMA_CONTROLLER | \
- VHUB_SW_RESET_DEVICE5 | \
- VHUB_SW_RESET_DEVICE4 | \
- VHUB_SW_RESET_DEVICE3 | \
- VHUB_SW_RESET_DEVICE2 | \
- VHUB_SW_RESET_DEVICE1 | \
- VHUB_SW_RESET_ROOT_HUB)
+
/* EP ACK/NACK IRQ masks */
#define VHUB_EP_IRQ(n) (1 << (n))
-#define VHUB_EP_IRQ_ALL 0x7fff /* 15 EPs */
/* USB status reg */
#define VHUB_USBSTS_HISPEED (1 << 27)
@@ -210,6 +205,11 @@
* *
****************************************/
+/*
+ * AST_VHUB_NUM_GEN_EPs and AST_VHUB_NUM_PORTS are kept to avoid breaking
+ * existing AST2400/AST2500 platforms. AST2600 and future vhub revisions
+ * should define number of downstream ports and endpoints in device tree.
+ */
#define AST_VHUB_NUM_GEN_EPs 15 /* Generic non-0 EPs */
#define AST_VHUB_NUM_PORTS 5 /* vHub ports */
#define AST_VHUB_EP0_MAX_PACKET 64 /* EP0's max packet size */
@@ -257,6 +257,7 @@
ep0_state_token,
ep0_state_data,
ep0_state_status,
+ ep0_state_stall,
};
/*
@@ -311,7 +312,7 @@
/* Registers */
void __iomem *regs;
- /* Index in global pool (0..14) */
+ /* Index in global pool (zero-based) */
unsigned int g_idx;
/* DMA Descriptors */
@@ -341,7 +342,7 @@
struct ast_vhub *vhub;
void __iomem *regs;
- /* Device index (0...4) and name string */
+ /* Device index (zero-based) and name string */
unsigned int index;
const char *name;
@@ -353,12 +354,12 @@
struct usb_gadget_driver *driver;
bool registered : 1;
bool wakeup_en : 1;
- bool suspended : 1;
bool enabled : 1;
/* Endpoint structures */
struct ast_vhub_ep ep0;
- struct ast_vhub_ep *epns[AST_VHUB_NUM_GEN_EPs];
+ struct ast_vhub_ep **epns;
+ u32 max_epns;
};
#define to_ast_dev(__g) container_of(__g, struct ast_vhub_dev, gadget)
@@ -372,6 +373,12 @@
/* Associated device slot */
struct ast_vhub_dev dev;
};
+
+struct ast_vhub_full_cdesc {
+ struct usb_config_descriptor cfg;
+ struct usb_interface_descriptor intf;
+ struct usb_endpoint_descriptor ep;
+} __packed;
/* Global vhub structure */
struct ast_vhub {
@@ -393,10 +400,13 @@
bool ep1_stalled : 1;
/* Per-port info */
- struct ast_vhub_port ports[AST_VHUB_NUM_PORTS];
+ struct ast_vhub_port *ports;
+ u32 max_ports;
+ u32 port_irq_mask;
/* Generic EP data structures */
- struct ast_vhub_ep epns[AST_VHUB_NUM_GEN_EPs];
+ struct ast_vhub_ep *epns;
+ u32 max_epns;
/* Upstream bus is suspended ? */
bool suspended : 1;
@@ -409,6 +419,12 @@
/* Upstream bus speed captured at bus reset */
unsigned int speed;
+
+ /* Standard USB Descriptors of the vhub. */
+ struct usb_device_descriptor vhub_dev_desc;
+ struct ast_vhub_full_cdesc vhub_conf_desc;
+ struct usb_hub_descriptor vhub_hub_desc;
+ struct list_head vhub_str_desc;
};
/* Standard request handlers result codes */
@@ -507,6 +523,7 @@
/* ep0.c */
void ast_vhub_ep0_handle_ack(struct ast_vhub_ep *ep, bool in_ack);
void ast_vhub_ep0_handle_setup(struct ast_vhub_ep *ep);
+void ast_vhub_reset_ep0(struct ast_vhub_dev *dev);
void ast_vhub_init_ep0(struct ast_vhub *vhub, struct ast_vhub_ep *ep,
struct ast_vhub_dev *dev);
int ast_vhub_reply(struct ast_vhub_ep *ep, char *ptr, int len);
@@ -517,7 +534,7 @@
__VA_ARGS__)
/* hub.c */
-void ast_vhub_init_hub(struct ast_vhub *vhub);
+int ast_vhub_init_hub(struct ast_vhub *vhub);
enum std_req_rc ast_vhub_std_hub_request(struct ast_vhub_ep *ep,
struct usb_ctrlrequest *crq);
enum std_req_rc ast_vhub_class_hub_request(struct ast_vhub_ep *ep,
--
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