Re: [PATCH v2 5/5] usb:cdns3 Add Cadence USB3 DRD Driver
From: kbuild test robot
Date: Sun Dec 23 2018 - 14:21:51 EST
Hi Pawel,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on usb/usb-testing]
[also build test WARNING on v4.20-rc7 next-20181221]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Pawel-Laszczak/Introduced-new-Cadence-USBSS-DRD-Driver/20181223-231813
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
config: x86_64-allmodconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All warnings (new ones prefixed by >>):
>> drivers/usb/common/debug.c:253:25: warning: restricted __le16 degrades to integer
drivers/usb/common/debug.c:254:25: warning: restricted __le16 degrades to integer
drivers/usb/common/debug.c:255:25: warning: restricted __le16 degrades to integer
drivers/usb/common/debug.c:256:25: warning: restricted __le16 degrades to integer
drivers/usb/common/debug.c:257:25: warning: restricted __le16 degrades to integer
drivers/usb/common/debug.c:258:25: warning: restricted __le16 degrades to integer
vim +253 drivers/usb/common/debug.c
cefb8b21 Pawel Laszczak 2018-12-23 205
cefb8b21 Pawel Laszczak 2018-12-23 206 /**
cefb8b21 Pawel Laszczak 2018-12-23 207 * usb_decode_ctrl - returns a string representation of ctrl request
cefb8b21 Pawel Laszczak 2018-12-23 208 */
cefb8b21 Pawel Laszczak 2018-12-23 209 const char *usb_decode_ctrl(char *str, __u8 bRequestType, __u8 bRequest,
cefb8b21 Pawel Laszczak 2018-12-23 210 __u16 wValue, __u16 wIndex, __u16 wLength)
cefb8b21 Pawel Laszczak 2018-12-23 211 {
cefb8b21 Pawel Laszczak 2018-12-23 212 switch (bRequest) {
cefb8b21 Pawel Laszczak 2018-12-23 213 case USB_REQ_GET_STATUS:
cefb8b21 Pawel Laszczak 2018-12-23 214 usb_decode_get_status(bRequestType, wIndex, wLength, str);
cefb8b21 Pawel Laszczak 2018-12-23 215 break;
cefb8b21 Pawel Laszczak 2018-12-23 216 case USB_REQ_CLEAR_FEATURE:
cefb8b21 Pawel Laszczak 2018-12-23 217 case USB_REQ_SET_FEATURE:
cefb8b21 Pawel Laszczak 2018-12-23 218 usb_decode_set_clear_feature(bRequestType, bRequest, wValue,
cefb8b21 Pawel Laszczak 2018-12-23 219 wIndex, str);
cefb8b21 Pawel Laszczak 2018-12-23 220 break;
cefb8b21 Pawel Laszczak 2018-12-23 221 case USB_REQ_SET_ADDRESS:
cefb8b21 Pawel Laszczak 2018-12-23 222 usb_decode_set_address(wValue, str);
cefb8b21 Pawel Laszczak 2018-12-23 223 break;
cefb8b21 Pawel Laszczak 2018-12-23 224 case USB_REQ_GET_DESCRIPTOR:
cefb8b21 Pawel Laszczak 2018-12-23 225 case USB_REQ_SET_DESCRIPTOR:
cefb8b21 Pawel Laszczak 2018-12-23 226 usb_decode_get_set_descriptor(bRequestType, bRequest, wValue,
cefb8b21 Pawel Laszczak 2018-12-23 227 wIndex, wLength, str);
cefb8b21 Pawel Laszczak 2018-12-23 228 break;
cefb8b21 Pawel Laszczak 2018-12-23 229 case USB_REQ_GET_CONFIGURATION:
cefb8b21 Pawel Laszczak 2018-12-23 230 usb_decode_get_configuration(wLength, str);
cefb8b21 Pawel Laszczak 2018-12-23 231 break;
cefb8b21 Pawel Laszczak 2018-12-23 232 case USB_REQ_SET_CONFIGURATION:
cefb8b21 Pawel Laszczak 2018-12-23 233 usb_decode_set_configuration(wValue, str);
cefb8b21 Pawel Laszczak 2018-12-23 234 break;
cefb8b21 Pawel Laszczak 2018-12-23 235 case USB_REQ_GET_INTERFACE:
cefb8b21 Pawel Laszczak 2018-12-23 236 usb_decode_get_intf(wIndex, wLength, str);
cefb8b21 Pawel Laszczak 2018-12-23 237 break;
cefb8b21 Pawel Laszczak 2018-12-23 238 case USB_REQ_SET_INTERFACE:
cefb8b21 Pawel Laszczak 2018-12-23 239 usb_decode_set_intf(wValue, wIndex, str);
cefb8b21 Pawel Laszczak 2018-12-23 240 break;
cefb8b21 Pawel Laszczak 2018-12-23 241 case USB_REQ_SYNCH_FRAME:
cefb8b21 Pawel Laszczak 2018-12-23 242 usb_decode_synch_frame(wIndex, wLength, str);
cefb8b21 Pawel Laszczak 2018-12-23 243 break;
cefb8b21 Pawel Laszczak 2018-12-23 244 case USB_REQ_SET_SEL:
cefb8b21 Pawel Laszczak 2018-12-23 245 usb_decode_set_sel(wLength, str);
cefb8b21 Pawel Laszczak 2018-12-23 246 break;
cefb8b21 Pawel Laszczak 2018-12-23 247 case USB_REQ_SET_ISOCH_DELAY:
cefb8b21 Pawel Laszczak 2018-12-23 248 usb_decode_set_isoch_delay(wValue, str);
cefb8b21 Pawel Laszczak 2018-12-23 249 break;
cefb8b21 Pawel Laszczak 2018-12-23 250 default:
cefb8b21 Pawel Laszczak 2018-12-23 251 sprintf(str, "%02x %02x %02x %02x %02x %02x %02x %02x",
cefb8b21 Pawel Laszczak 2018-12-23 252 bRequestType, bRequest,
cefb8b21 Pawel Laszczak 2018-12-23 @253 cpu_to_le16(wValue) & 0xff,
cefb8b21 Pawel Laszczak 2018-12-23 254 cpu_to_le16(wValue) >> 8,
cefb8b21 Pawel Laszczak 2018-12-23 255 cpu_to_le16(wIndex) & 0xff,
cefb8b21 Pawel Laszczak 2018-12-23 256 cpu_to_le16(wIndex) >> 8,
cefb8b21 Pawel Laszczak 2018-12-23 257 cpu_to_le16(wLength) & 0xff,
cefb8b21 Pawel Laszczak 2018-12-23 258 cpu_to_le16(wLength) >> 8);
cefb8b21 Pawel Laszczak 2018-12-23 259 }
cefb8b21 Pawel Laszczak 2018-12-23 260
cefb8b21 Pawel Laszczak 2018-12-23 261 return str;
cefb8b21 Pawel Laszczak 2018-12-23 262 }
cefb8b21 Pawel Laszczak 2018-12-23 263 EXPORT_SYMBOL_GPL(usb_decode_ctrl);
cefb8b21 Pawel Laszczak 2018-12-23 264
:::::: The code at line 253 was first introduced by commit
:::::: cefb8b2176410ef0aacc22411a64f8a157612f14 usb:common Separated decoding functions from dwc3 driver.
:::::: TO: Pawel Laszczak <pawell@xxxxxxxxxxx>
:::::: CC: 0day robot <lkp@xxxxxxxxx>
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