X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/d63beb8f0c1e496ebc2a9c568d13233acdafa82f..3329b43e7655951c4b496eb7c24b2af096fcbef7:/target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c

diff --git a/target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c b/target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c
index 78b1aef13..041254647 100644
--- a/target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c
+++ b/target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c
@@ -1,7 +1,7 @@
 /*
  * ADM5120 HCD (Host Controller Driver) for USB
  *
- * Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
+ * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org>
  *
  * This file was derived from: drivers/usb/host/ohci-hcd.c
  *   (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at>
@@ -35,8 +35,9 @@
 #include <linux/dma-mapping.h>
 #include <linux/dmapool.h>
 #include <linux/reboot.h>
+#include <linux/debugfs.h>
+#include <linux/io.h>
 
-#include <asm/io.h>
 #include <asm/irq.h>
 #include <asm/system.h>
 #include <asm/unaligned.h>
@@ -45,8 +46,8 @@
 #include "../core/hcd.h"
 #include "../core/hub.h"
 
-#define DRIVER_VERSION	"0.24.0"
-#define DRIVER_AUTHOR	"Gabor Juhos <juhosg at openwrt.org>"
+#define DRIVER_VERSION	"0.27.0"
+#define DRIVER_AUTHOR	"Gabor Juhos <juhosg@openwrt.org>"
 #define DRIVER_DESC	"ADMtek USB 1.1 Host Controller Driver"
 
 /*-------------------------------------------------------------------------*/
@@ -57,12 +58,12 @@
 #define	OHCI_CONTROL_INIT	OHCI_CTRL_CBSR
 
 #define	ADMHC_INTR_INIT \
-		( ADMHC_INTR_MIE | ADMHC_INTR_INSM | ADMHC_INTR_FATI \
-		| ADMHC_INTR_RESI | ADMHC_INTR_TDC | ADMHC_INTR_BABI )
+		(ADMHC_INTR_MIE | ADMHC_INTR_INSM | ADMHC_INTR_FATI \
+		| ADMHC_INTR_RESI | ADMHC_INTR_TDC | ADMHC_INTR_BABI)
 
 /*-------------------------------------------------------------------------*/
 
-static const char hcd_name [] = "admhc-hcd";
+static const char hcd_name[] = "admhc-hcd";
 
 #define	STATECHANGE_DELAY	msecs_to_jiffies(300)
 
@@ -127,7 +128,7 @@ static int admhc_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
 		else if ((urb->transfer_flags & URB_ZERO_PACKET) != 0
 			&& (urb->transfer_buffer_length
 				% usb_maxpacket(urb->dev, pipe,
-					usb_pipeout (pipe))) == 0)
+					usb_pipeout(pipe))) == 0)
 			td_cnt++;
 		break;
 	case PIPE_INTERRUPT:
@@ -301,8 +302,8 @@ sanitize:
 		goto rescan;
 	case ED_IDLE:		/* fully unlinked */
 		if (list_empty(&ed->td_list)) {
-			td_free (ahcd, ed->dummy);
-			ed_free (ahcd, ed);
+			td_free(ahcd, ed->dummy);
+			ed_free(ahcd, ed);
 			break;
 		}
 		/* else FALL THROUGH */
@@ -339,7 +340,7 @@ static void admhc_usb_reset(struct admhcd *ahcd)
 #else
 	/* FIXME */
 	ahcd->host_control = ADMHC_BUSS_RESET;
-	admhc_writel(ahcd, ahcd->host_control ,&ahcd->regs->host_control);
+	admhc_writel(ahcd, ahcd->host_control, &ahcd->regs->host_control);
 #endif
 }
 
@@ -641,7 +642,7 @@ static irqreturn_t admhc_irq(struct usb_hcd *hcd)
 {
 	struct admhcd *ahcd = hcd_to_admhcd(hcd);
 	struct admhcd_regs __iomem *regs = ahcd->regs;
- 	u32 ints;
+	u32 ints;
 
 	ints = admhc_readl(ahcd, &regs->int_status);
 	if ((ints & ADMHC_INTR_INTA) == 0) {
@@ -777,7 +778,7 @@ static void admhc_stop(struct usb_hcd *hcd)
 
 /*-------------------------------------------------------------------------*/
 
-#ifdef CONFIG_MIPS_ADM5120
+#ifdef CONFIG_ADM5120
 #include "adm5120-drv.c"
 #define PLATFORM_DRIVER		usb_hcd_adm5120_driver
 #endif
@@ -797,7 +798,15 @@ static int __init admhc_hcd_mod_init(void)
 
 	pr_info("%s: " DRIVER_INFO "\n", hcd_name);
 	pr_info("%s: block sizes: ed %Zd td %Zd\n", hcd_name,
-		sizeof (struct ed), sizeof (struct td));
+		sizeof(struct ed), sizeof(struct td));
+
+#ifdef DEBUG
+	admhc_debug_root = debugfs_create_dir("admhc", NULL);
+	if (!admhc_debug_root) {
+		ret = -ENOENT;
+		goto error_debug;
+	}
+#endif
 
 #ifdef PLATFORM_DRIVER
 	ret = platform_driver_register(&PLATFORM_DRIVER);
@@ -810,6 +819,12 @@ static int __init admhc_hcd_mod_init(void)
 #ifdef PLATFORM_DRIVER
 	platform_driver_unregister(&PLATFORM_DRIVER);
 error_platform:
+#endif
+
+#ifdef DEBUG
+	debugfs_remove(admhc_debug_root);
+	admhc_debug_root = NULL;
+error_debug:
 #endif
 	return ret;
 }
@@ -818,6 +833,9 @@ module_init(admhc_hcd_mod_init);
 static void __exit admhc_hcd_mod_exit(void)
 {
 	platform_driver_unregister(&PLATFORM_DRIVER);
+#ifdef DEBUG
+	debugfs_remove(admhc_debug_root);
+#endif
 }
 module_exit(admhc_hcd_mod_exit);