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usb-linux: add get_endp() 

Add a helper function to get the endpoint data structure
and put it into use.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2011-06-10 13:34:10 +02:00
parent 48e2faf222
commit ca3a36cf2b
1 changed files with 21 additions and 18 deletions
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39
usb-linux.c
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@ -142,74 +142,79 @@ static void usb_host_auto_check(void *unused);
static int usb_host_read_file(char *line, size_t line_size,
const char *device_file, const char *device_name);
static struct endp_data *get_endp(USBHostDevice *s, int ep)
{
return s->endp_table + ep - 1;
}
static int is_isoc(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].type == USBDEVFS_URB_TYPE_ISO;
return get_endp(s, ep)->type == USBDEVFS_URB_TYPE_ISO;
}
static int is_valid(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].type != INVALID_EP_TYPE;
return get_endp(s, ep)->type != INVALID_EP_TYPE;
}
static int is_halted(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].halted;
return get_endp(s, ep)->halted;
}
static void clear_halt(USBHostDevice *s, int ep)
{
s->endp_table[ep - 1].halted = 0;
get_endp(s, ep)->halted = 0;
}
static void set_halt(USBHostDevice *s, int ep)
{
s->endp_table[ep - 1].halted = 1;
get_endp(s, ep)->halted = 1;
}
static int is_iso_started(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].iso_started;
return get_endp(s, ep)->iso_started;
}
static void clear_iso_started(USBHostDevice *s, int ep)
{
s->endp_table[ep - 1].iso_started = 0;
get_endp(s, ep)->iso_started = 0;
}
static void set_iso_started(USBHostDevice *s, int ep)
{
s->endp_table[ep - 1].iso_started = 1;
get_endp(s, ep)->iso_started = 1;
}
static void set_iso_urb(USBHostDevice *s, int ep, AsyncURB *iso_urb)
{
s->endp_table[ep - 1].iso_urb = iso_urb;
get_endp(s, ep)->iso_urb = iso_urb;
}
static AsyncURB *get_iso_urb(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].iso_urb;
return get_endp(s, ep)->iso_urb;
}
static void set_iso_urb_idx(USBHostDevice *s, int ep, int i)
{
s->endp_table[ep - 1].iso_urb_idx = i;
get_endp(s, ep)->iso_urb_idx = i;
}
static int get_iso_urb_idx(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].iso_urb_idx;
return get_endp(s, ep)->iso_urb_idx;
}
static void set_iso_buffer_used(USBHostDevice *s, int ep, int i)
{
s->endp_table[ep - 1].iso_buffer_used = i;
get_endp(s, ep)->iso_buffer_used = i;
}
static int get_iso_buffer_used(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].iso_buffer_used;
return get_endp(s, ep)->iso_buffer_used;
}
static void set_max_packet_size(USBHostDevice *s, int ep, uint8_t *descriptor)
@ -223,14 +228,12 @@ static void set_max_packet_size(USBHostDevice *s, int ep, uint8_t *descriptor)
case 2: microframes = 3; break;
default: microframes = 1; break;
}
DPRINTF("husb: max packet size: 0x%x -> %d x %d\n",
raw, microframes, size);
s->endp_table[ep - 1].max_packet_size = size * microframes;
get_endp(s, ep)->max_packet_size = size * microframes;
}
static int get_max_packet_size(USBHostDevice *s, int ep)
{
return s->endp_table[ep - 1].max_packet_size;
return get_endp(s, ep)->max_packet_size;
}
/*