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Date: Sat, 11 Oct 2014 19:28:54 +0200
From: Jonas Brunsgaard <jonas.brunsgaard@...il.com>
To: Lars Melin <larsm17@...il.com>
Cc: gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: atm: fix codestyle issues in
On Sat, Oct 11, 2014 at 7:00 PM, Lars Melin <larsm17@...il.com> wrote:
> On 2014-10-11 23:02, Jonas Brunsgaard wrote:
>>
>> Signed-off-by: Jonas Brunsgaard <jonas.brunsgaard@...il.com>
>> ---
>> drivers/usb/atm/ueagle-atm.c | 95
>> ++++++++++++++++++++------------------------
>> 1 file changed, 42 insertions(+), 53 deletions(-)
>>
>> diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
>> index 5a45937..eedb217 100644
>> --- a/drivers/usb/atm/ueagle-atm.c
>> +++ b/drivers/usb/atm/ueagle-atm.c
>> @@ -173,10 +173,10 @@ struct uea_softc {
>> const struct firmware *dsp_firm;
>> struct urb *urb_int;
>> - void (*dispatch_cmv) (struct uea_softc *, struct intr_pkt *);
>> - void (*schedule_load_page) (struct uea_softc *, struct intr_pkt
>> *);
>> - int (*stat) (struct uea_softc *);
>> - int (*send_cmvs) (struct uea_softc *);
>> + void (*dispatch_cmv)(struct uea_softc *, struct intr_pkt *);
>> + void (*schedule_load_page)(struct uea_softc *, struct intr_pkt *);
>> + int (*stat)(struct uea_softc *);
>> + int (*send_cmvs)(struct uea_softc *);
>> /* keep in sync with eaglectl */
>> struct uea_stats {
>> @@ -576,8 +576,7 @@ static int annex[NB_MODEM];
>> module_param(debug, uint, 0644);
>> MODULE_PARM_DESC(debug, "module debug level (0=off,1=on,2=verbose)");
>> module_param_array(altsetting, uint, NULL, 0644);
>> -MODULE_PARM_DESC(altsetting, "alternate setting for incoming traffic:
>> 0=bulk, "
>> - "1=isoc slowest, ... , 8=isoc fastest
>> (default)");
>> +MODULE_PARM_DESC(altsetting, "alternate setting for incoming traffic:
>> 0=bulk, 1=isoc slowest, ... , 8=isoc fastest (default)");
>> module_param_array(sync_wait, bool, NULL, 0644);
>> MODULE_PARM_DESC(sync_wait, "wait the synchronisation before starting
>> ATM");
>> module_param_array(cmv_file, charp, NULL, 0644);
>> @@ -686,8 +685,7 @@ static void uea_upload_pre_firmware(const struct
>> firmware *fw_entry,
>> ret = uea_send_modem_cmd(usb, add, len, pfw + 3);
>> if (ret < 0) {
>> - uea_err(usb, "uploading firmware data failed "
>> - "with error %d\n", ret);
>> + uea_err(usb, "uploading firmware data failed with
>> error %d\n", ret);
>> goto err;
>> }
>> pfw += len + 3;
>> @@ -829,6 +827,7 @@ static int check_dsp_e4(const u8 *dsp, int len)
>> for (i = 0; i < E4_MAX_PAGE_NUMBER; i++) {
>> struct block_index *blockidx;
>> u8 blockno = p->page_number_to_block_index[i];
>> +
>> if (blockno >= E4_NO_SWAPPAGE_HEADERS)
>> continue;
>> @@ -1040,10 +1039,9 @@ static void __uea_load_page_e4(struct uea_softc
>> *sc, u8 pageno, int boot)
>> bi.dwAddress =
>> cpu_to_be32(le32_to_cpu(blockidx->PageAddress));
>> uea_dbg(INS_TO_USBDEV(sc),
>> - "sending block %u for DSP page "
>> - "%u size %u address %x\n",
>> - blockno, pageno, blocksize,
>> - le32_to_cpu(blockidx->PageAddress));
>> + "sending block %u for DSP page %u size %u
>> address %x\n",
>> + blockno, pageno, blocksize,
>> + le32_to_cpu(blockidx->PageAddress));
>> /* send block info through the IDMA pipe */
>> if (uea_idma_write(sc, &bi, E4_BLOCK_INFO_SIZE))
>> @@ -1060,7 +1058,6 @@ static void __uea_load_page_e4(struct uea_softc *sc,
>> u8 pageno, int boot)
>> bad:
>> uea_err(INS_TO_USBDEV(sc), "sending DSP block %u failed\n",
>> blockno);
>> - return;
>> }
>> static void uea_load_page_e4(struct work_struct *work)
>> @@ -1084,8 +1081,7 @@ static void uea_load_page_e4(struct work_struct
>> *work)
>> p = (struct l1_code *) sc->dsp_firm->data;
>> if (pageno >= le16_to_cpu(p->page_header[0].PageNumber)) {
>> - uea_err(INS_TO_USBDEV(sc), "invalid DSP "
>> - "page %u requested\n",
>> pageno);
>> + uea_err(INS_TO_USBDEV(sc), "invalid DSP page %u
>> requested\n", pageno);
>> return;
>> }
>> @@ -1180,8 +1176,8 @@ static int uea_cmv_e1(struct uea_softc *sc,
>> int ret;
>> uea_enters(INS_TO_USBDEV(sc));
>> - uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Address : %c%c%c%c,
>> "
>> - "offset : 0x%04x, data : 0x%08x\n",
>> + uea_vdbg(INS_TO_USBDEV(sc),
>> + "Function : %d-%d, Address : %c%c%c%c, offset :
>> 0x%04x, data : 0x%08x\n",
>> E1_FUNCTION_TYPE(function),
>> E1_FUNCTION_SUBTYPE(function),
>> E1_GETSA1(address), E1_GETSA2(address),
>> @@ -1220,10 +1216,10 @@ static int uea_cmv_e4(struct uea_softc *sc,
>> uea_enters(INS_TO_USBDEV(sc));
>> memset(&cmv, 0, sizeof(cmv));
>> - uea_vdbg(INS_TO_USBDEV(sc), "Function : %d-%d, Group : 0x%04x, "
>> - "Address : 0x%04x, offset : 0x%04x, data : 0x%08x\n",
>> - E4_FUNCTION_TYPE(function),
>> E4_FUNCTION_SUBTYPE(function),
>> - group, address, offset, data);
>> + uea_vdbg(INS_TO_USBDEV(sc),
>> + "Function : %d-%d, Group : 0x%04x, Address :
>> 0x%04x, offset : 0x%04x, data : 0x%08x\n",
>> + E4_FUNCTION_TYPE(function),
>> E4_FUNCTION_SUBTYPE(function),
>> + group, address, offset, data);
>> /* we send a request, but we expect a reply */
>> sc->cmv_dsc.e4.function = function | (0x1 << 4);
>> @@ -1359,8 +1355,7 @@ static int uea_stat_e1(struct uea_softc *sc)
>> break;
>> case 3: /* fail ... */
>> - uea_info(INS_TO_USBDEV(sc), "modem synchronization failed"
>> - " (may be try other cmv/dsp)\n");
>> + uea_info(INS_TO_USBDEV(sc), "modem synchronization failed
>> (may be try other cmv/dsp)\n");
>> return -EAGAIN;
>> case 4 ... 6: /* test state */
>> @@ -1493,8 +1488,7 @@ static int uea_stat_e4(struct uea_softc *sc)
>> case 0x1:
>> case 0x3:
>> case 0x4:
>> - uea_dbg(INS_TO_USBDEV(sc), "modem not yet "
>> - "synchronized\n");
>> + uea_dbg(INS_TO_USBDEV(sc), "modem not yet
>> synchronized\n");
>> return 0;
>> case 0x5: /* initialization */
>> case 0x6:
>> @@ -1503,8 +1497,7 @@ static int uea_stat_e4(struct uea_softc *sc)
>> uea_dbg(INS_TO_USBDEV(sc), "modem initializing\n");
>> return 0;
>> case 0x2: /* fail ... */
>> - uea_info(INS_TO_USBDEV(sc), "modem synchronization "
>> - "failed (may be try other cmv/dsp)\n");
>> + uea_info(INS_TO_USBDEV(sc), "modem synchronization failed
>> (may be try other cmv/dsp)\n");
>> return -EAGAIN;
>> case 0x7: /* operational */
>> break;
>> @@ -1667,9 +1660,9 @@ static int request_cmvs(struct uea_softc *sc,
>> if (ret < 0) {
>> /* if caller can handle old version, try to provide it */
>> if (*ver == 1) {
>> - uea_warn(INS_TO_USBDEV(sc), "requesting "
>> - "firmware %s
>> failed, "
>> - "try to get older cmvs\n", cmv_name);
>> + uea_warn(INS_TO_USBDEV(sc),
>> + "requesting firmware %s failed,
>> try to get older cmvs\n",
>> + cmv_name);
>> return request_cmvs_old(sc, cmvs, fw);
>> }
>> uea_err(INS_TO_USBDEV(sc),
>> @@ -1682,8 +1675,7 @@ static int request_cmvs(struct uea_softc *sc,
>> data = (u8 *) (*fw)->data;
>> if (size < 4 || strncmp(data, "cmv2", 4) != 0) {
>> if (*ver == 1) {
>> - uea_warn(INS_TO_USBDEV(sc), "firmware %s is
>> corrupted,"
>> - " try to get older cmvs\n", cmv_name);
>> + uea_warn(INS_TO_USBDEV(sc), "firmware %s is
>> corrupted, try to get older cmvs\n", cmv_name);
>> release_firmware(*fw);
>> return request_cmvs_old(sc, cmvs, fw);
>> }
>> @@ -1743,8 +1735,7 @@ static int uea_send_cmvs_e1(struct uea_softc *sc)
>> if (ver == 1) {
>> struct uea_cmvs_v1 *cmvs_v1 = cmvs_ptr;
>> - uea_warn(INS_TO_USBDEV(sc), "use deprecated cmvs version,
>> "
>> - "please update your firmware\n");
>> + uea_warn(INS_TO_USBDEV(sc), "use deprecated cmvs version,
>> please update your firmware\n");
>> for (i = 0; i < len; i++) {
>> ret = uea_write_cmv_e1(sc,
>> @@ -1774,8 +1765,7 @@ static int uea_send_cmvs_e1(struct uea_softc *sc)
>> /* Enter in R-ACT-REQ */
>> ret = uea_write_cmv_e1(sc, E1_SA_CNTL, 0, 2);
>> uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n");
>> - uea_info(INS_TO_USBDEV(sc), "modem started, waiting "
>> - "synchronization...\n");
>> + uea_info(INS_TO_USBDEV(sc), "modem started, waiting
>> synchronization...\n");
>> out:
>> release_firmware(cmvs_fw);
>> return ret;
>> @@ -1829,8 +1819,8 @@ static int uea_send_cmvs_e4(struct uea_softc *sc)
>> /* Enter in R-ACT-REQ */
>> ret = uea_write_cmv_e4(sc, 1, E4_SA_CNTL, 0, 0, 2);
>> uea_vdbg(INS_TO_USBDEV(sc), "Entering in R-ACT-REQ state\n");
>> - uea_info(INS_TO_USBDEV(sc), "modem started, waiting "
>> - "synchronization...\n");
>> + uea_info(INS_TO_USBDEV(sc),
>> + "modem started, waiting synchronization...\n");
>> out:
>> release_firmware(cmvs_fw);
>> return ret;
>> @@ -1993,8 +1983,7 @@ static int load_XILINX_firmware(struct uea_softc
>> *sc)
>> value = 0;
>> ret = uea_send_modem_cmd(sc->usb_dev, 0xe, 1, &value);
>> if (ret < 0)
>> - uea_err(sc->usb_dev, "elsa de-assert failed with error"
>> - " %d\n",
>> ret);
>> + uea_err(sc->usb_dev, "elsa de-assert failed with error
>> %d\n", ret);
>> err1:
>> release_firmware(fw_entry);
>> @@ -2051,16 +2040,16 @@ static void uea_dispatch_cmv_e1(struct uea_softc
>> *sc, struct intr_pkt *intr)
>> return;
>> bad2:
>> - uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, "
>> - "Function : %d, Subfunction : %d\n",
>> + uea_err(INS_TO_USBDEV(sc),
>> + "unexpected cmv received Function : %d,
>> Subfunction : %d\n",
>> E1_FUNCTION_TYPE(cmv->bFunction),
>> E1_FUNCTION_SUBTYPE(cmv->bFunction));
>> uea_leaves(INS_TO_USBDEV(sc));
>> return;
>> bad1:
>> - uea_err(INS_TO_USBDEV(sc), "invalid cmv received, "
>> - "wPreamble %d, bDirection %d\n",
>> + uea_err(INS_TO_USBDEV(sc),
>> + "invalid cmv received, wPreamble %d, bDirection
>> %d\n",
>> le16_to_cpu(cmv->wPreamble), cmv->bDirection);
>> uea_leaves(INS_TO_USBDEV(sc));
>> }
>> @@ -2100,12 +2089,11 @@ static void uea_dispatch_cmv_e4(struct uea_softc
>> *sc, struct intr_pkt *intr)
>> return;
>> bad2:
>> - uea_err(INS_TO_USBDEV(sc), "unexpected cmv received, "
>> - "Function : %d, Subfunction : %d\n",
>> + uea_err(INS_TO_USBDEV(sc),
>> + "unexpected cmv received, Function : %d,
>> Subfunction : %d\n",
>> E4_FUNCTION_TYPE(cmv->wFunction),
>> E4_FUNCTION_SUBTYPE(cmv->wFunction));
>> uea_leaves(INS_TO_USBDEV(sc));
>> - return;
>> }
>> static void uea_schedule_load_page_e1(struct uea_softc *sc,
>> @@ -2250,6 +2238,7 @@ err0:
>> static void uea_stop(struct uea_softc *sc)
>> {
>> int ret;
>> +
>> uea_enters(INS_TO_USBDEV(sc));
>> ret = kthread_stop(sc->kthread);
>> uea_dbg(INS_TO_USBDEV(sc), "kthread finish with status %d\n",
>> ret);
>> @@ -2454,10 +2443,11 @@ UEA_ATTR(firmid, 0);
>> /* Retrieve the device End System Identifier (MAC) */
>> -static int uea_getesi(struct uea_softc *sc, u_char * esi)
>> +static int uea_getesi(struct uea_softc *sc, u_char *esi)
>> {
>> unsigned char mac_str[2 * ETH_ALEN + 1];
>> int i;
>> +
>> if (usb_string
>> (sc->usb_dev, sc->usb_dev->descriptor.iSerialNumber, mac_str,
>> sizeof(mac_str)) != 2 * ETH_ALEN)
>> @@ -2561,10 +2551,9 @@ static int uea_bind(struct usbatm_data *usbatm,
>> struct usb_interface *intf,
>> }
>> sc = kzalloc(sizeof(struct uea_softc), GFP_KERNEL);
>> - if (!sc) {
>> - uea_err(usb, "uea_init: not enough memory !\n");
>> + if (!sc)
>> return -ENOMEM;
>> - }
>> +
>> sc->usb_dev = usb;
>> usbatm->driver_data = sc;
>> @@ -2595,8 +2584,7 @@ static int uea_bind(struct usbatm_data *usbatm,
>> struct usb_interface *intf,
>> uea_info(usb, "using iso mode\n");
>> usbatm->flags |= UDSL_USE_ISOC |
>> UDSL_IGNORE_EILSEQ;
>> } else {
>> - uea_err(usb, "setting alternate %u failed for "
>> - "2 interface, using bulk mode\n",
>> alt);
>> + uea_err(usb, "setting alternate %u failed for 2
>> interface, using bulk mode\n", alt);
>> }
>> }
>> @@ -2673,6 +2661,7 @@ static void uea_disconnect(struct usb_interface
>> *intf)
>> {
>> struct usb_device *usb = interface_to_usbdev(intf);
>> int ifnum = intf->altsetting->desc.bInterfaceNumber;
>> +
>> uea_enters(usb);
>> /* ADI930 has 2 interfaces and eagle 3 interfaces.
>
>
> Read:
> https://www.kernel.org/doc/Documentation/CodingStyle
Could you be more specific, what is it you dislike? After this patch
the checkpatch script only come up with a couple of warnings, all due
to the line length limit, and these warnings are all acceppable as
they improve the ability to grep for user readable strings.
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