[PATCH 09/10] usb: Use get/put_unaligned_* helpers
From: Harvey Harrison
Date: Mon Apr 14 2008 - 12:40:57 EST
Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
---
drivers/usb/atm/ueagle-atm.c | 48 +++++++++++++++++++--------------------
drivers/usb/class/cdc-acm.c | 2 +-
drivers/usb/gadget/goku_udc.c | 2 +-
drivers/usb/gadget/rndis.c | 40 ++++++++++++--------------------
drivers/usb/gadget/usbstring.c | 2 +-
drivers/usb/host/ehci-hub.c | 2 +-
drivers/usb/host/ohci-hub.c | 4 +-
7 files changed, 44 insertions(+), 56 deletions(-)
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index c5ec1a5..bdb52a8 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -305,8 +305,6 @@ enum {
*/
#define FW_GET_BYTE(p) *((__u8 *) (p))
-#define FW_GET_WORD(p) le16_to_cpu(get_unaligned((__le16 *) (p)))
-#define FW_GET_LONG(p) le32_to_cpu(get_unaligned((__le32 *) (p)))
#define FW_DIR "ueagle-atm/"
#define NB_MODEM 4
@@ -621,7 +619,7 @@ static void uea_upload_pre_firmware(const struct firmware *fw_entry, void *conte
if (size < 4)
goto err_fw_corrupted;
- crc = FW_GET_LONG(pfw);
+ crc = get_unaligned_le32(pfw);
pfw += 4;
size -= 4;
if (crc32_be(0, pfw, size) != crc)
@@ -640,7 +638,7 @@ static void uea_upload_pre_firmware(const struct firmware *fw_entry, void *conte
while (size > 3) {
u8 len = FW_GET_BYTE(pfw);
- u16 add = FW_GET_WORD(pfw + 1);
+ u16 add = get_unaligned_le16(pfw + 1);
size -= len + 3;
if (size < 0)
@@ -738,7 +736,7 @@ static int check_dsp_e1(u8 *dsp, unsigned int len)
for (i = 0; i < pagecount; i++) {
- pageoffset = FW_GET_LONG(dsp + p);
+ pageoffset = get_unaligned_le32(dsp + p);
p += 4;
if (pageoffset == 0)
@@ -759,7 +757,7 @@ static int check_dsp_e1(u8 *dsp, unsigned int len)
return 1;
pp += 2; /* skip blockaddr */
- blocksize = FW_GET_WORD(dsp + pp);
+ blocksize = get_unaligned_le16(dsp + pp);
pp += 2;
/* enough space for block data? */
@@ -928,7 +926,7 @@ static void uea_load_page_e1(struct work_struct *work)
goto bad1;
p += 4 * pageno;
- pageoffset = FW_GET_LONG(p);
+ pageoffset = get_unaligned_le32(p);
if (pageoffset == 0)
goto bad1;
@@ -945,10 +943,10 @@ static void uea_load_page_e1(struct work_struct *work)
bi.wOvlOffset = cpu_to_le16(ovl | 0x8000);
for (i = 0; i < blockcount; i++) {
- blockaddr = FW_GET_WORD(p);
+ blockaddr = get_unaligned_le16(p);
p += 2;
- blocksize = FW_GET_WORD(p);
+ blocksize = get_unaligned_le16(p);
p += 2;
bi.wSize = cpu_to_le16(blocksize);
@@ -1152,9 +1150,9 @@ static int uea_cmv_e1(struct uea_softc *sc,
cmv.bDirection = E1_HOSTTOMODEM;
cmv.bFunction = function;
cmv.wIndex = cpu_to_le16(sc->cmv_dsc.e1.idx);
- put_unaligned(cpu_to_le32(address), &cmv.dwSymbolicAddress);
+ put_unaligned_le32(address, &cmv.dwSymbolicAddress);
cmv.wOffsetAddress = cpu_to_le16(offset);
- put_unaligned(cpu_to_le32(data >> 16 | data << 16), &cmv.dwData);
+ put_unaligned_le32(data >> 16 | data << 16, &cmv.dwData);
ret = uea_request(sc, UEA_E1_SET_BLOCK, UEA_MPTX_START, sizeof(cmv), &cmv);
if (ret < 0)
@@ -1646,7 +1644,7 @@ static int request_cmvs(struct uea_softc *sc,
if (size < 5)
goto err_fw_corrupted;
- crc = FW_GET_LONG(data);
+ crc = get_unaligned_le32(data);
data += 4;
size -= 4;
if (crc32_be(0, data, size) != crc)
@@ -1696,9 +1694,9 @@ static int uea_send_cmvs_e1(struct uea_softc *sc)
"please update your firmware\n");
for (i = 0; i < len; i++) {
- ret = uea_write_cmv_e1(sc, FW_GET_LONG(&cmvs_v1[i].address),
- FW_GET_WORD(&cmvs_v1[i].offset),
- FW_GET_LONG(&cmvs_v1[i].data));
+ ret = uea_write_cmv_e1(sc, get_unaligned_le32(&cmvs_v1[i].address),
+ get_unaligned_le16(&cmvs_v1[i].offset),
+ get_unaligned_le32(&cmvs_v1[i].data));
if (ret < 0)
goto out;
}
@@ -1706,9 +1704,9 @@ static int uea_send_cmvs_e1(struct uea_softc *sc)
struct uea_cmvs_v2 *cmvs_v2 = cmvs_ptr;
for (i = 0; i < len; i++) {
- ret = uea_write_cmv_e1(sc, FW_GET_LONG(&cmvs_v2[i].address),
- (u16) FW_GET_LONG(&cmvs_v2[i].offset),
- FW_GET_LONG(&cmvs_v2[i].data));
+ ret = uea_write_cmv_e1(sc, get_unaligned_le32(&cmvs_v2[i].address),
+ (u16) get_unaligned_le32(&cmvs_v2[i].offset),
+ get_unaligned_le32(&cmvs_v2[i].data));
if (ret < 0)
goto out;
}
@@ -1759,10 +1757,10 @@ static int uea_send_cmvs_e4(struct uea_softc *sc)
for (i = 0; i < len; i++) {
ret = uea_write_cmv_e4(sc, 1,
- FW_GET_LONG(&cmvs_v2[i].group),
- FW_GET_LONG(&cmvs_v2[i].address),
- FW_GET_LONG(&cmvs_v2[i].offset),
- FW_GET_LONG(&cmvs_v2[i].data));
+ get_unaligned_le32(&cmvs_v2[i].group),
+ get_unaligned_le32(&cmvs_v2[i].address),
+ get_unaligned_le32(&cmvs_v2[i].offset),
+ get_unaligned_le32(&cmvs_v2[i].data));
if (ret < 0)
goto out;
}
@@ -1964,7 +1962,7 @@ static void uea_dispatch_cmv_e1(struct uea_softc *sc, struct intr_pkt *intr)
if (UEA_CHIP_VERSION(sc) == ADI930
&& cmv->bFunction == E1_MAKEFUNCTION(2, 2)) {
cmv->wIndex = cpu_to_le16(dsc->idx);
- put_unaligned(cpu_to_le32(dsc->address), &cmv->dwSymbolicAddress);
+ put_unaligned_le32(dsc->address, &cmv->dwSymbolicAddress);
cmv->wOffsetAddress = cpu_to_le16(dsc->offset);
} else
goto bad2;
@@ -1978,11 +1976,11 @@ static void uea_dispatch_cmv_e1(struct uea_softc *sc, struct intr_pkt *intr)
/* in case of MEMACCESS */
if (le16_to_cpu(cmv->wIndex) != dsc->idx ||
- le32_to_cpu(get_unaligned(&cmv->dwSymbolicAddress)) != dsc->address ||
+ get_unaligned_le32(&cmv->dwSymbolicAddress) != dsc->address ||
le16_to_cpu(cmv->wOffsetAddress) != dsc->offset)
goto bad2;
- sc->data = le32_to_cpu(get_unaligned(&cmv->dwData));
+ sc->data = get_unaligned_le32(&cmv->dwData);
sc->data = sc->data << 16 | sc->data >> 16;
wake_up_cmv_ack(sc);
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 0147ea3..6581068 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -288,7 +288,7 @@ static void acm_ctrl_irq(struct urb *urb)
case USB_CDC_NOTIFY_SERIAL_STATE:
- newctrl = le16_to_cpu(get_unaligned((__le16 *) data));
+ newctrl = get_unaligned_le16(data);
if (acm->tty && !acm->clocal && (acm->ctrlin & ~newctrl & ACM_CTRL_DCD)) {
dbg("calling hangup");
diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c
index d3e7025..6aacbe1 100644
--- a/drivers/usb/gadget/goku_udc.c
+++ b/drivers/usb/gadget/goku_udc.c
@@ -127,7 +127,7 @@ goku_ep_enable(struct usb_ep *_ep, const struct usb_endpoint_descriptor *desc)
/* enabling the no-toggle interrupt mode would need an api hook */
mode = 0;
- max = le16_to_cpu(get_unaligned(&desc->wMaxPacketSize));
+ max = get_unaligned_le16(&desc->wMaxPacketSize);
switch (max) {
case 64: mode++;
case 32: mode++;
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
index 3d03664..f569e8c 100644
--- a/drivers/usb/gadget/rndis.c
+++ b/drivers/usb/gadget/rndis.c
@@ -183,14 +183,10 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
DBG("query OID %08x value, len %d:\n", OID, buf_len);
for (i = 0; i < buf_len; i += 16) {
DBG("%03d: %08x %08x %08x %08x\n", i,
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i])),
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i + 4])),
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i + 8])),
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i + 12])));
+ get_unaligned_le32(&buf[i]),
+ get_unaligned_le32(&buf[i + 4]),
+ get_unaligned_le32(&buf[i + 8]),
+ get_unaligned_le32(&buf[i + 12]));
}
}
@@ -666,7 +662,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len,
break;
case OID_PNP_QUERY_POWER:
DBG("%s: OID_PNP_QUERY_POWER D%d\n", __FUNCTION__,
- le32_to_cpu(get_unaligned((__le32 *)buf)) - 1);
+ get_unaligned_le32(buf) - 1);
/* only suspend is a real power state, and
* it can't be entered by OID_PNP_SET_POWER...
*/
@@ -705,14 +701,10 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len,
DBG("set OID %08x value, len %d:\n", OID, buf_len);
for (i = 0; i < buf_len; i += 16) {
DBG("%03d: %08x %08x %08x %08x\n", i,
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i])),
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i + 4])),
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i + 8])),
- le32_to_cpu(get_unaligned((__le32 *)
- &buf[i + 12])));
+ get_unaligned_le32(&buf[i]),
+ get_unaligned_le32(&buf[i + 4]),
+ get_unaligned_le32(&buf[i + 8]),
+ get_unaligned_le32(&buf[i + 12]));
}
}
@@ -726,8 +718,7 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len,
* PROMISCUOUS, DIRECTED,
* MULTICAST, ALL_MULTICAST, BROADCAST
*/
- *params->filter = (u16) le32_to_cpu(get_unaligned(
- (__le32 *)buf));
+ *params->filter = (u16)get_unaligned_le32(buf);
DBG("%s: OID_GEN_CURRENT_PACKET_FILTER %08x\n",
__FUNCTION__, *params->filter);
@@ -777,7 +768,7 @@ update_linkstate:
* resuming, Windows forces a reset, and then SET_POWER D0.
* FIXME ... then things go batty; Windows wedges itself.
*/
- i = le32_to_cpu(get_unaligned((__le32 *)buf));
+ i = get_unaligned_le32(buf);
DBG("%s: OID_PNP_SET_POWER D%d\n", __FUNCTION__, i - 1);
switch (i) {
case NdisDeviceStateD0:
@@ -1064,8 +1055,8 @@ int rndis_msg_parser (u8 configNr, u8 *buf)
return -ENOMEM;
tmp = (__le32 *) buf;
- MsgType = le32_to_cpu(get_unaligned(tmp++));
- MsgLength = le32_to_cpu(get_unaligned(tmp++));
+ MsgType = get_unaligned_le32(tmp++);
+ MsgLength = get_unaligned_le32(tmp++);
if (configNr >= RNDIS_MAX_CONFIGS)
return -ENOTSUPP;
@@ -1296,10 +1287,9 @@ int rndis_rm_hdr(struct sk_buff *skb)
tmp++;
/* DataOffset, DataLength */
- if (!skb_pull(skb, le32_to_cpu(get_unaligned(tmp++))
- + 8 /* offset of DataOffset */))
+ if (!skb_pull(skb, get_unaligned_le32(tmp++) + 8))
return -EOVERFLOW;
- skb_trim(skb, le32_to_cpu(get_unaligned(tmp++)));
+ skb_trim(skb, get_unaligned_le32(tmp++));
return 0;
}
diff --git a/drivers/usb/gadget/usbstring.c b/drivers/usb/gadget/usbstring.c
index 878e428..4154be3 100644
--- a/drivers/usb/gadget/usbstring.c
+++ b/drivers/usb/gadget/usbstring.c
@@ -74,7 +74,7 @@ static int utf8_to_utf16le(const char *s, __le16 *cp, unsigned len)
goto fail;
} else
uchar = c;
- put_unaligned (cpu_to_le16 (uchar), cp++);
+ put_unaligned_le16(uchar, cp++);
count++;
len--;
}
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 4e065e5..85f7c6e 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -782,7 +782,7 @@ static int ehci_hub_control (
if (status & ~0xffff) /* only if wPortChange is interesting */
#endif
dbg_port (ehci, "GetStatus", wIndex + 1, temp);
- put_unaligned(cpu_to_le32 (status), (__le32 *) buf);
+ put_unaligned_le32(status, buf);
break;
case SetHubFeature:
switch (wValue) {
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 48e4b11..7c84a9e 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -666,14 +666,14 @@ static int ohci_hub_control (
break;
case GetHubStatus:
temp = roothub_status (ohci) & ~(RH_HS_CRWE | RH_HS_DRWE);
- put_unaligned(cpu_to_le32 (temp), (__le32 *) buf);
+ put_unaligned_le32(temp, buf);
break;
case GetPortStatus:
if (!wIndex || wIndex > ports)
goto error;
wIndex--;
temp = roothub_portstatus (ohci, wIndex);
- put_unaligned(cpu_to_le32 (temp), (__le32 *) buf);
+ put_unaligned_le32(temp, buf);
#ifndef OHCI_VERBOSE_DEBUG
if (*(u16*)(buf+2)) /* only if wPortChange is interesting */
--
1.5.5.144.g3e42
--
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