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Merge pull request #464 from kanoi/master

usbutils changes
nfactor-troky
kanoi 11 years ago
parent
commit
fa92ff8cfe
  1. 56
      usbutils.c
  2. 9
      usbutils.h

56
usbutils.c

@ -402,12 +402,9 @@ struct resource_reply { @@ -402,12 +402,9 @@ struct resource_reply {
// Replies to lock requests
struct resource_reply *res_reply_head = NULL;
// Set this to 0 to remove stats processing
#define DO_USB_STATS 1
static bool stats_initialised = false;
#if DO_USB_STATS
// Some stats need to always be defined
#define SEQ0 0
#define SEQ1 1
// NONE must be 0 - calloced
#define MODE_NONE 0
@ -416,6 +413,13 @@ static bool stats_initialised = false; @@ -416,6 +413,13 @@ static bool stats_initialised = false;
#define MODE_BULK_READ (1 << 2)
#define MODE_BULK_WRITE (1 << 3)
// Set this to 0 to remove stats processing
#define DO_USB_STATS 1
static bool stats_initialised = false;
#if DO_USB_STATS
#define MODE_SEP_STR "+"
#define MODE_NONE_STR "X"
#define MODE_CTRL_READ_STR "cr"
@ -451,9 +455,6 @@ struct cg_usb_stats { @@ -451,9 +455,6 @@ struct cg_usb_stats {
struct cg_usb_stats_details *details;
};
#define SEQ0 0
#define SEQ1 1
static struct cg_usb_stats *usb_stats = NULL;
static int next_stat = USB_NOSTAT;
@ -2208,10 +2209,14 @@ static int @@ -2208,10 +2209,14 @@ static int
usb_bulk_transfer(struct libusb_device_handle *dev_handle,
unsigned char endpoint, unsigned char *data, int length,
int *transferred, unsigned int timeout,
struct cgpu_info *cgpu, enum usb_cmds cmd)
struct cgpu_info *cgpu, __maybe_unused int mode,
enum usb_cmds cmd, __maybe_unused int seq)
{
uint16_t MaxPacketSize;
int err, errn, tries = 0;
#if DO_USB_STATS
struct timeval tv_start, tv_finish;
#endif
/* Limit length of transfer to the largest this descriptor supports
* and leave the higher level functions to transfer more if needed. */
@ -2222,11 +2227,14 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle, @@ -2222,11 +2227,14 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle,
if (length > MaxPacketSize)
length = MaxPacketSize;
STATS_TIMEVAL(&tv_start);
cg_rlock(&cgusb_fd_lock);
err = libusb_bulk_transfer(dev_handle, endpoint, data, length,
transferred, timeout);
errn = errno;
cg_runlock(&cgusb_fd_lock);
STATS_TIMEVAL(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err, mode, cmd, seq);
if (err < 0)
applog(LOG_DEBUG, "%s%i: %s (amt=%d err=%d ern=%d)",
@ -2246,11 +2254,14 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle, @@ -2246,11 +2254,14 @@ usb_bulk_transfer(struct libusb_device_handle *dev_handle,
break;
}
STATS_TIMEVAL(&tv_start);
cg_rlock(&cgusb_fd_lock);
err = libusb_bulk_transfer(dev_handle, endpoint, data,
length, transferred, timeout);
errn = errno;
cg_runlock(&cgusb_fd_lock);
STATS_TIMEVAL(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err, mode, cmd, seq);
if (err < 0)
applog(LOG_DEBUG, "%s%i: %s (amt=%d err=%d ern=%d)",
@ -2274,9 +2285,6 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro @@ -2274,9 +2285,6 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro
{
struct cg_usb_device *usbdev;
bool ftdi;
#if DO_USB_STATS
struct timeval tv_start;
#endif
struct timeval read_start, tv_finish;
unsigned int initial_timeout;
double max, done;
@ -2284,9 +2292,7 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro @@ -2284,9 +2292,7 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro
bool first = true;
char *search;
int endlen;
// We add 4: 1 for null, 2 for FTDI status and 1 to round to 4 bytes
unsigned char usbbuf[USB_MAX_READ+4], *ptr;
unsigned char *ptr, *usbbuf = cgpu->usbinfo.bulkbuf;
size_t usbbufread;
DEVLOCK(cgpu, pstate);
@ -2358,14 +2364,11 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro @@ -2358,14 +2364,11 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro
}
}
}
STATS_TIMEVAL(&tv_start);
err = usb_bulk_transfer(usbdev->handle,
usbdev->found->eps[ep].ep,
ptr, usbbufread, &got, timeout,
cgpu, cmd);
cgpu, MODE_BULK_READ, cmd, first ? SEQ0 : SEQ1);
cgtime(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err,
MODE_BULK_READ, cmd, first ? SEQ0 : SEQ1);
ptr[got] = '\0';
USBDEBUG("USB debug: @_usb_read(%s (nodev=%s)) first=%s err=%d%s got=%d ptr='%s' usbbufread=%zu", cgpu->drv->name, bool_str(cgpu->usbinfo.nodev), bool_str(first), err, isnodev(err), got, (char *)str_text((char *)ptr), usbbufread);
@ -2467,14 +2470,11 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro @@ -2467,14 +2470,11 @@ int _usb_read(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pro
}
}
}
STATS_TIMEVAL(&tv_start);
err = usb_bulk_transfer(usbdev->handle,
usbdev->found->eps[ep].ep, ptr,
usbbufread, &got, timeout,
cgpu, cmd);
cgpu, MODE_BULK_READ, cmd, first ? SEQ0 : SEQ1);
cgtime(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err,
MODE_BULK_READ, cmd, first ? SEQ0 : SEQ1);
ptr[got] = '\0';
USBDEBUG("USB debug: @_usb_read(%s (nodev=%s)) first=%s err=%d%s got=%d ptr='%s' usbbufread=%zu", cgpu->drv->name, bool_str(cgpu->usbinfo.nodev), bool_str(first), err, isnodev(err), got, (char *)str_text((char *)ptr), usbbufread);
@ -2561,9 +2561,6 @@ out_unlock: @@ -2561,9 +2561,6 @@ out_unlock:
int _usb_write(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *processed, unsigned int timeout, enum usb_cmds cmd)
{
struct cg_usb_device *usbdev;
#if DO_USB_STATS
struct timeval tv_start;
#endif
struct timeval read_start, tv_finish;
unsigned int initial_timeout;
double max, done;
@ -2615,14 +2612,11 @@ int _usb_write(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pr @@ -2615,14 +2612,11 @@ int _usb_write(struct cgpu_info *cgpu, int ep, char *buf, size_t bufsiz, int *pr
cgtime(&(usbdev->last_write_tv));
usbdev->last_write_siz = bufsiz;
}
STATS_TIMEVAL(&tv_start);
err = usb_bulk_transfer(usbdev->handle,
usbdev->found->eps[ep].ep,
(unsigned char *)buf, bufsiz, &sent,
timeout, cgpu, cmd);
timeout, cgpu, MODE_BULK_WRITE, cmd, first ? SEQ0 : SEQ1);
cgtime(&tv_finish);
USB_STATS(cgpu, &tv_start, &tv_finish, err,
MODE_BULK_WRITE, cmd, first ? SEQ0 : SEQ1);
USBDEBUG("USB debug: @_usb_write(%s (nodev=%s)) err=%d%s sent=%d", cgpu->drv->name, bool_str(cgpu->usbinfo.nodev), err, isnodev(err), sent);

9
usbutils.h

@ -184,6 +184,8 @@ struct cg_usb_device { @@ -184,6 +184,8 @@ struct cg_usb_device {
#define USB_NOSTAT 0
#define USB_MAX_READ 8192
struct cg_usb_info {
uint8_t bus_number;
uint8_t device_address;
@ -215,6 +217,13 @@ struct cg_usb_info { @@ -215,6 +217,13 @@ struct cg_usb_info {
double total_read_delay;
uint64_t write_delay_count;
double total_write_delay;
/*
* We add 4: 1 for null, 2 for FTDI status and 1 to round to 4 bytes
* If a single device ever has multiple end points then it will need
* multiple of these
*/
unsigned char bulkbuf[USB_MAX_READ+4];
};
enum usb_cmds {

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