diff options
Diffstat (limited to 'target/linux')
4 files changed, 9 insertions, 161 deletions
diff --git a/target/linux/adm5120/files/drivers/usb/host/adm5120-dbg.c b/target/linux/adm5120/files/drivers/usb/host/adm5120-dbg.c index 26d0b219d1..debd42f1b1 100644 --- a/target/linux/adm5120/files/drivers/usb/host/adm5120-dbg.c +++ b/target/linux/adm5120/files/drivers/usb/host/adm5120-dbg.c @@ -522,112 +522,6 @@ show_async(struct class_device *class_dev, char *buf) } static CLASS_DEVICE_ATTR(async, S_IRUGO, show_async, NULL); - -#define DBG_SCHED_LIMIT 64 - -static ssize_t -show_periodic(struct class_device *class_dev, char *buf) -{ -#if 0 - struct usb_bus *bus; - struct usb_hcd *hcd; - struct admhcd *ahcd; - struct ed **seen, *ed; - unsigned long flags; - unsigned temp, size, seen_count; - char *next; - unsigned i; - - if (!(seen = kmalloc(DBG_SCHED_LIMIT * sizeof *seen, GFP_ATOMIC))) - return 0; - seen_count = 0; - - bus = class_get_devdata(class_dev); - hcd = bus_to_hcd(bus); - ahcd = hcd_to_admhcd(hcd); - next = buf; - size = PAGE_SIZE; - - temp = scnprintf(next, size, "size = %d\n", NUM_INTS); - size -= temp; - next += temp; - - /* dump a snapshot of the periodic schedule (and load) */ - spin_lock_irqsave(&ahcd->lock, flags); - for (i = 0; i < NUM_INTS; i++) { - if (!(ed = ahcd->periodic [i])) - continue; - - temp = scnprintf(next, size, "%2d [%3d]:", i, ahcd->load [i]); - size -= temp; - next += temp; - - do { - temp = scnprintf(next, size, " ed%d/%p", - ed->interval, ed); - size -= temp; - next += temp; - for (temp = 0; temp < seen_count; temp++) { - if (seen [temp] == ed) - break; - } - - /* show more info the first time around */ - if (temp == seen_count) { - u32 info = hc32_to_cpu (ahcd, ed->hwINFO); - struct list_head *entry; - unsigned qlen = 0; - - /* qlen measured here in TDs, not urbs */ - list_for_each (entry, &ed->td_list) - qlen++; - temp = scnprintf(next, size, - " (%cs dev%d ep%d%s qlen %u" - " max %d %08x%s%s)", - (info & ED_SPEED_FULL) ? 'f' : 'l', - ED_FA_GET(info), - ED_EN_GET(info), - (info & ED_ISO) ? "iso" : "int", - qlen, - ED_MPS_GET(info), - info, - (info & ED_SKIP) ? " K" : "", - (ed->hwHeadP & - cpu_to_hc32(ahcd, ED_H)) ? - " H" : ""); - size -= temp; - next += temp; - - if (seen_count < DBG_SCHED_LIMIT) - seen [seen_count++] = ed; - - ed = ed->ed_next; - - } else { - /* we've seen it and what's after */ - temp = 0; - ed = NULL; - } - - } while (ed); - - temp = scnprintf(next, size, "\n"); - size -= temp; - next += temp; - } - spin_unlock_irqrestore(&ahcd->lock, flags); - kfree (seen); - - return PAGE_SIZE - size; -#else - return 0; -#endif -} -static CLASS_DEVICE_ATTR(periodic, S_IRUGO, show_periodic, NULL); - - -#undef DBG_SCHED_LIMIT - static ssize_t show_registers(struct class_device *class_dev, char *buf) { @@ -714,7 +608,6 @@ static inline void create_debug_files (struct admhcd *ahcd) int retval; retval = class_device_create_file(cldev, &class_device_attr_async); - retval = class_device_create_file(cldev, &class_device_attr_periodic); retval = class_device_create_file(cldev, &class_device_attr_registers); admhc_dbg(ahcd, "created debug files\n"); } @@ -724,7 +617,6 @@ static inline void remove_debug_files (struct admhcd *ahcd) struct class_device *cldev = admhcd_to_hcd(ahcd)->self.class_dev; class_device_remove_file(cldev, &class_device_attr_async); - class_device_remove_file(cldev, &class_device_attr_periodic); class_device_remove_file(cldev, &class_device_attr_registers); } 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 fe60783e5a..a5476fc075 100644 --- a/target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c +++ b/target/linux/adm5120/files/drivers/usb/host/adm5120-hcd.c @@ -45,15 +45,13 @@ #include "../core/hcd.h" #include "../core/hub.h" -#define DRIVER_VERSION "v0.04" +#define DRIVER_VERSION "v0.05" #define DRIVER_AUTHOR "Gabor Juhos <juhosg at openwrt.org>" #define DRIVER_DESC "ADMtek USB 1.1 Host Controller Driver" /*-------------------------------------------------------------------------*/ #define ADMHC_VERBOSE_DEBUG /* not always helpful */ -#define ADMHC_POLL_RH -#undef ADMHC_LOCK_DMA /* For initializing controller (mask in an HCFS mode too) */ #define OHCI_CONTROL_INIT OHCI_CTRL_CBSR @@ -206,7 +204,6 @@ static int admhc_urb_enqueue(struct usb_hcd *hcd, struct usb_host_endpoint *ep, /* schedule the ED */ ret = ed_schedule(ahcd, ed); -fail0: spin_unlock(&urb->lock); fail: if (ret) { diff --git a/target/linux/adm5120/files/drivers/usb/host/adm5120-hub.c b/target/linux/adm5120/files/drivers/usb/host/adm5120-hub.c index f8bda82e00..d1e7d43a4f 100644 --- a/target/linux/adm5120/files/drivers/usb/host/adm5120-hub.c +++ b/target/linux/adm5120/files/drivers/usb/host/adm5120-hub.c @@ -261,58 +261,16 @@ static void start_hnp(struct admhcd *ahcd); static inline int admhc_port_reset(struct admhcd *ahcd, unsigned port) { u32 t; - int c; admhc_vdbg(ahcd, "reset port%d\n", port); - t = admhc_read_portstatus(ahcd, port); if (!(t & ADMHC_PS_CCS)) return -ENODEV; - if ((t & ADMHC_PS_PRS)) - return 0; - - admhc_write_portstatus(ahcd, port, ADMHC_PS_PRS); - c = 0; - do { - t = admhc_read_portstatus(ahcd, port); - if (t & ADMHC_PS_PRSC) - break; - - if (++c > 20) { - admhc_err(ahcd, "port%d reset timed out\n",port); - return -EPIPE; - } - - mdelay(PORT_RESET_HW_MSEC); - } while (1); - admhc_vdbg(ahcd, "port%d reset completed within %dms\n", port, - c * PORT_RESET_HW_MSEC); - - t = admhc_read_portstatus(ahcd, port); - if (!(t & ADMHC_PS_CCS)) { - admhc_err(ahcd, "port%d is not connected after reset\n",port); - return -ENODEV; - } - - admhc_write_portstatus(ahcd, port, ADMHC_PS_SPE); - c = 0; - do { - t = admhc_read_portstatus(ahcd, port); - if (t & ADMHC_PS_PESC) - break; - - if (++c > 20) { - admhc_err(ahcd, "port%d enable timed out\n",port); - return -EPIPE; - } - - mdelay(PORT_RESET_HW_MSEC); - } while (1); - admhc_vdbg(ahcd, "port%d enable completed within %dms\n", port, - c * PORT_RESET_HW_MSEC); - - admhc_write_portstatus(ahcd, port, ADMHC_PS_CSC); + admhc_write_portstatus(ahcd, port, ADMHC_PS_SPR); + mdelay(10); + admhc_write_portstatus(ahcd, port, (ADMHC_PS_SPE | ADMHC_PS_CSC)); + mdelay(100); return 0; } @@ -340,7 +298,7 @@ static inline int admhc_port_disable(struct admhcd *ahcd, unsigned port) if (!(t & ADMHC_PS_CCS)) return -ENODEV; - admhc_write_portstatus(ahcd, ADMHC_PS_CPE, port); + admhc_write_portstatus(ahcd, port, ADMHC_PS_CPE); return 0; } @@ -348,7 +306,9 @@ static inline int admhc_port_disable(struct admhcd *ahcd, unsigned port) static inline int admhc_port_write(struct admhcd *ahcd, unsigned port, u32 val) { +#ifdef ADMHC_VERBOSE_DEBUG dbg_port_write(ahcd, "write", port, val); +#endif admhc_write_portstatus(ahcd, port, val); return 0; diff --git a/target/linux/adm5120/files/drivers/usb/host/adm5120.h b/target/linux/adm5120/files/drivers/usb/host/adm5120.h index f8b576a4c6..a682856ebe 100644 --- a/target/linux/adm5120/files/drivers/usb/host/adm5120.h +++ b/target/linux/adm5120/files/drivers/usb/host/adm5120.h @@ -143,7 +143,6 @@ struct td { /* rest are purely for the driver's use */ __u8 index; -/* struct ed *ed;*/ struct urb *urb; dma_addr_t td_dma; /* addr of this TD */ @@ -445,7 +444,7 @@ static inline struct usb_hcd *admhcd_to_hcd(const struct admhcd *ahcd) #define admhc_err(ahcd, fmt, args...) \ printk(KERN_ERR "adm5120-hcd: " fmt , ## args ) -#define ahcd_info(ahcd, fmt, args...) \ +#define admhc_info(ahcd, fmt, args...) \ printk(KERN_INFO "adm5120-hcd: " fmt , ## args ) #define admhc_warn(ahcd, fmt, args...) \ printk(KERN_WARNING "adm5120-hcd: " fmt , ## args ) |