Use USB_CTRL_SET_TIMEOUT and USB_CTRL_GET_TIMEOUT for USB control
messages instead of an arbitrary 1s timeout value. This is particularly
useful for WUSB since in the worst case RF scanario, a WUSB device can
be unresponsive for up to 4s and still be connected.
Signed-off-by: Thomas Pugliese <thomas.pugli...@gmail.com>
---
drivers/usb/host/hwa-hc.c | 20 ++++++++++----------
drivers/usb/wusbcore/cbaf.c | 8 ++++----
drivers/usb/wusbcore/security.c | 22 ++++++++++++----------
drivers/usb/wusbcore/wa-hc.h | 5 ++---
drivers/usb/wusbcore/wa-rpipe.c | 10 +++++-----
5 files changed, 33 insertions(+), 32 deletions(-)
diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c
index a4ec9e6..8279097 100644
--- a/drivers/usb/host/hwa-hc.c
+++ b/drivers/usb/host/hwa-hc.c
@@ -86,7 +86,7 @@ static int __hwahc_set_cluster_id(struct hwahc *hwahc, u8
cluster_id)
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
cluster_id,
wa->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- NULL, 0, 1000 /* FIXME: arbitrary */);
+ NULL, 0, USB_CTRL_SET_TIMEOUT);
if (result < 0)
dev_err(dev, "Cannot set WUSB Cluster ID to 0x%02x: %d\n",
cluster_id, result);
@@ -106,7 +106,7 @@ static int __hwahc_op_set_num_dnts(struct wusbhc *wusbhc,
u8 interval, u8 slots)
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
interval << 8 | slots,
wa->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- NULL, 0, 1000 /* FIXME: arbitrary */);
+ NULL, 0, USB_CTRL_SET_TIMEOUT);
}
/*
@@ -281,7 +281,7 @@ static void __hwahc_op_wusbhc_stop(struct wusbhc *wusbhc,
int delay)
USB_DIR_OUT | USB_TYPE_CLASS |
USB_RECIP_INTERFACE,
delay * 1000,
iface_no,
- NULL, 0, 1000 /* FIXME: arbitrary */);
+ NULL, 0, USB_CTRL_SET_TIMEOUT);
if (ret == 0)
msleep(delay);
@@ -310,7 +310,7 @@ static int __hwahc_op_bwa_set(struct wusbhc *wusbhc, s8
stream_index,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
stream_index,
wa->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- NULL, 0, 1000 /* FIXME: arbitrary */);
+ NULL, 0, USB_CTRL_SET_TIMEOUT);
if (result < 0) {
dev_err(dev, "Cannot set WUSB stream index: %d\n", result);
goto out;
@@ -321,7 +321,7 @@ static int __hwahc_op_bwa_set(struct wusbhc *wusbhc, s8
stream_index,
WUSB_REQ_SET_WUSB_MAS,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0, wa->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- mas_le, 32, 1000 /* FIXME: arbitrary */);
+ mas_le, 32, USB_CTRL_SET_TIMEOUT);
if (result < 0)
dev_err(dev, "Cannot set WUSB MAS allocation: %d\n", result);
out:
@@ -355,7 +355,7 @@ static int __hwahc_op_mmcie_add(struct wusbhc *wusbhc, u8
interval,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
interval << 8 | repeat_cnt,
handle << 8 | iface_no,
- wuie, wuie->bLength, 1000 /* FIXME: arbitrary */);
+ wuie, wuie->bLength, USB_CTRL_SET_TIMEOUT);
}
/*
@@ -372,7 +372,7 @@ static int __hwahc_op_mmcie_rm(struct wusbhc *wusbhc, u8
handle)
WUSB_REQ_REMOVE_MMC_IE,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0, handle << 8 | iface_no,
- NULL, 0, 1000 /* FIXME: arbitrary */);
+ NULL, 0, USB_CTRL_SET_TIMEOUT);
}
/*
@@ -415,7 +415,7 @@ static int __hwahc_op_dev_info_set(struct wusbhc *wusbhc,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0, wusb_dev->port_idx << 8 | iface_no,
dev_info, sizeof(struct hwa_dev_info),
- 1000 /* FIXME: arbitrary */);
+ USB_CTRL_SET_TIMEOUT);
kfree(dev_info);
return ret;
}
@@ -455,7 +455,7 @@ static int __hwahc_dev_set_key(struct wusbhc *wusbhc, u8
port_idx, u32 tkid,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
USB_DT_KEY << 8 | key_idx,
port_idx << 8 | iface_no,
- keyd, keyd_len, 1000 /* FIXME: arbitrary */);
+ keyd, keyd_len, USB_CTRL_SET_TIMEOUT);
kzfree(keyd); /* clear keys etc. */
return result;
@@ -497,7 +497,7 @@ static int __hwahc_op_set_ptk(struct wusbhc *wusbhc, u8
port_idx, u32 tkid,
USB_REQ_SET_ENCRYPTION,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
encryption_value, port_idx << 8 | iface_no,
- NULL, 0, 1000 /* FIXME: arbitrary */);
+ NULL, 0, USB_CTRL_SET_TIMEOUT);
if (result < 0)
dev_err(wusbhc->dev, "Can't set host's WUSB encryption for "
"port index %u to %s (value %d): %d\n", port_idx,
diff --git a/drivers/usb/wusbcore/cbaf.c b/drivers/usb/wusbcore/cbaf.c
index f06ed82..56310fc 100644
--- a/drivers/usb/wusbcore/cbaf.c
+++ b/drivers/usb/wusbcore/cbaf.c
@@ -144,7 +144,7 @@ static int cbaf_check(struct cbaf *cbaf)
CBAF_REQ_GET_ASSOCIATION_INFORMATION,
USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0, cbaf->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- cbaf->buffer, cbaf->buffer_size, 1000 /* FIXME: arbitrary */);
+ cbaf->buffer, cbaf->buffer_size, USB_CTRL_GET_TIMEOUT);
if (result < 0) {
dev_err(dev, "Cannot get available association types: %d\n",
result);
@@ -265,7 +265,7 @@ static int cbaf_send_host_info(struct cbaf *cbaf)
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0x0101,
cbaf->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- hi, hi_size, 1000 /* FIXME: arbitrary */);
+ hi, hi_size, USB_CTRL_SET_TIMEOUT);
}
/*
@@ -288,7 +288,7 @@ static int cbaf_cdid_get(struct cbaf *cbaf)
CBAF_REQ_GET_ASSOCIATION_REQUEST,
USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0x0200, cbaf->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- di, cbaf->buffer_size, 1000 /* FIXME: arbitrary */);
+ di, cbaf->buffer_size, USB_CTRL_GET_TIMEOUT);
if (result < 0) {
dev_err(dev, "Cannot request device information: %d\n", result);
return result;
@@ -536,7 +536,7 @@ static int cbaf_cc_upload(struct cbaf *cbaf)
CBAF_REQ_SET_ASSOCIATION_RESPONSE,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0x0201, cbaf->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- ccd, sizeof(*ccd), 1000 /* FIXME: arbitrary */);
+ ccd, sizeof(*ccd), USB_CTRL_SET_TIMEOUT);
return result;
}
diff --git a/drivers/usb/wusbcore/security.c b/drivers/usb/wusbcore/security.c
index 4c40d0d..790c0b5 100644
--- a/drivers/usb/wusbcore/security.c
+++ b/drivers/usb/wusbcore/security.c
@@ -165,7 +165,7 @@ static int wusb_dev_set_encryption(struct usb_device
*usb_dev, int value)
result = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
USB_REQ_SET_ENCRYPTION,
USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
- value, 0, NULL, 0, 1000 /* FIXME: arbitrary */);
+ value, 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
if (result < 0)
dev_err(dev, "Can't set device's WUSB encryption to "
"%s (value %d): %d\n",
@@ -191,7 +191,7 @@ static int wusb_dev_set_gtk(struct wusbhc *wusbhc, struct
wusb_dev *wusb_dev)
USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
USB_DT_KEY << 8 | key_index, 0,
&wusbhc->gtk.descr, wusbhc->gtk.descr.bLength,
- 1000);
+ USB_CTRL_SET_TIMEOUT);
}
@@ -301,8 +301,9 @@ int wusb_dev_update_address(struct wusbhc *wusbhc, struct
wusb_dev *wusb_dev)
/* Set address 0 */
result = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
- USB_REQ_SET_ADDRESS, 0,
- 0, 0, NULL, 0, 1000 /* FIXME: arbitrary */);
+ USB_REQ_SET_ADDRESS,
+ USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
+ 0, 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
if (result < 0) {
dev_err(dev, "auth failed: can't set address 0: %d\n",
result);
@@ -316,9 +317,10 @@ int wusb_dev_update_address(struct wusbhc *wusbhc, struct
wusb_dev *wusb_dev)
/* Set new (authenticated) address. */
result = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
- USB_REQ_SET_ADDRESS, 0,
- new_address, 0, NULL, 0,
- 1000 /* FIXME: arbitrary */);
+ USB_REQ_SET_ADDRESS,
+ USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
+ new_address, 0, NULL, 0,
+ USB_CTRL_SET_TIMEOUT);
if (result < 0) {
dev_err(dev, "auth failed: can't set address %u: %d\n",
new_address, result);
@@ -381,7 +383,7 @@ int wusb_dev_4way_handshake(struct wusbhc *wusbhc, struct
wusb_dev *wusb_dev,
usb_dev, usb_sndctrlpipe(usb_dev, 0),
USB_REQ_SET_HANDSHAKE,
USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
- 1, 0, &hs[0], sizeof(hs[0]), 1000 /* FIXME: arbitrary */);
+ 1, 0, &hs[0], sizeof(hs[0]), USB_CTRL_SET_TIMEOUT);
if (result < 0) {
dev_err(dev, "Handshake1: request failed: %d\n", result);
goto error_hs1;
@@ -392,7 +394,7 @@ int wusb_dev_4way_handshake(struct wusbhc *wusbhc, struct
wusb_dev *wusb_dev,
usb_dev, usb_rcvctrlpipe(usb_dev, 0),
USB_REQ_GET_HANDSHAKE,
USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
- 2, 0, &hs[1], sizeof(hs[1]), 1000 /* FIXME: arbitrary */);
+ 2, 0, &hs[1], sizeof(hs[1]), USB_CTRL_GET_TIMEOUT);
if (result < 0) {
dev_err(dev, "Handshake2: request failed: %d\n", result);
goto error_hs2;
@@ -469,7 +471,7 @@ int wusb_dev_4way_handshake(struct wusbhc *wusbhc, struct
wusb_dev *wusb_dev,
usb_dev, usb_sndctrlpipe(usb_dev, 0),
USB_REQ_SET_HANDSHAKE,
USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
- 3, 0, &hs[2], sizeof(hs[2]), 1000 /* FIXME: arbitrary */);
+ 3, 0, &hs[2], sizeof(hs[2]), USB_CTRL_SET_TIMEOUT);
if (result < 0) {
dev_err(dev, "Handshake3: request failed: %d\n", result);
goto error_hs3;
diff --git a/drivers/usb/wusbcore/wa-hc.h b/drivers/usb/wusbcore/wa-hc.h
index 5b6ae3a..b93d2cb 100644
--- a/drivers/usb/wusbcore/wa-hc.h
+++ b/drivers/usb/wusbcore/wa-hc.h
@@ -366,7 +366,7 @@ static inline int __wa_feature(struct wahc *wa, unsigned
op, u16 feature)
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
feature,
wa->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- NULL, 0, 1000 /* FIXME: arbitrary */);
+ NULL, 0, USB_CTRL_SET_TIMEOUT);
}
@@ -400,8 +400,7 @@ s32 __wa_get_status(struct wahc *wa)
USB_REQ_GET_STATUS,
USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE,
0, wa->usb_iface->cur_altsetting->desc.bInterfaceNumber,
- &wa->status, sizeof(wa->status),
- 1000 /* FIXME: arbitrary */);
+ &wa->status, sizeof(wa->status), USB_CTRL_GET_TIMEOUT);
if (result >= 0)
result = wa->status;
return result;
diff --git a/drivers/usb/wusbcore/wa-rpipe.c b/drivers/usb/wusbcore/wa-rpipe.c
index b48e74c..accdd15 100644
--- a/drivers/usb/wusbcore/wa-rpipe.c
+++ b/drivers/usb/wusbcore/wa-rpipe.c
@@ -80,7 +80,7 @@ static int __rpipe_get_descr(struct wahc *wa,
USB_REQ_GET_DESCRIPTOR,
USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_RPIPE,
USB_DT_RPIPE<<8, index, descr, sizeof(*descr),
- 1000 /* FIXME: arbitrary */);
+ USB_CTRL_GET_TIMEOUT);
if (result < 0) {
dev_err(dev, "rpipe %u: get descriptor failed: %d\n",
index, (int)result);
@@ -118,7 +118,7 @@ static int __rpipe_set_descr(struct wahc *wa,
USB_REQ_SET_DESCRIPTOR,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_RPIPE,
USB_DT_RPIPE<<8, index, descr, sizeof(*descr),
- HZ / 10);
+ USB_CTRL_SET_TIMEOUT);
if (result < 0) {
dev_err(dev, "rpipe %u: set descriptor failed: %d\n",
index, (int)result);
@@ -237,7 +237,7 @@ static int __rpipe_reset(struct wahc *wa, unsigned index)
wa->usb_dev, usb_sndctrlpipe(wa->usb_dev, 0),
USB_REQ_RPIPE_RESET,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_RPIPE,
- 0, index, NULL, 0, 1000 /* FIXME: arbitrary */);
+ 0, index, NULL, 0, USB_CTRL_SET_TIMEOUT);
if (result < 0)
dev_err(dev, "rpipe %u: reset failed: %d\n",
index, result);
@@ -527,7 +527,7 @@ void rpipe_ep_disable(struct wahc *wa, struct
usb_host_endpoint *ep)
wa->usb_dev, usb_rcvctrlpipe(wa->usb_dev, 0),
USB_REQ_RPIPE_ABORT,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_RPIPE,
- 0, index, NULL, 0, 1000 /* FIXME: arbitrary */);
+ 0, index, NULL, 0, USB_CTRL_SET_TIMEOUT);
rpipe_put(rpipe);
}
mutex_unlock(&wa->rpipe_mutex);
@@ -548,7 +548,7 @@ void rpipe_clear_feature_stalled(struct wahc *wa, struct
usb_host_endpoint *ep)
wa->usb_dev, usb_rcvctrlpipe(wa->usb_dev, 0),
USB_REQ_CLEAR_FEATURE,
USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_RPIPE,
- RPIPE_STALL, index, NULL, 0, 1000);
+ RPIPE_STALL, index, NULL, 0, USB_CTRL_SET_TIMEOUT);
}
mutex_unlock(&wa->rpipe_mutex);
}
--
1.7.10.4
--
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