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Message-ID: <202304022211.ecILQO4f-lkp@intel.com>
Date: Sun, 2 Apr 2023 22:38:52 +0800
From: kernel test robot <lkp@...el.com>
To: Angel Alberto Carretero <angelalbertoc.r@...il.com>,
Bryan O'Donoghue <pure.logic@...us-software.ie>,
Johan Hovold <johan@...nel.org>, Alex Elder <elder@...nel.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
greybus-dev@...ts.linaro.org, linux-staging@...ts.linux.dev,
linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Angel Alberto Carretero <angelalbertoc.r@...il.com>
Subject: Re: [PATCH] staging: greybus: loopback: fix up checkpath macro do
while error.
Hi Angel,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on staging/staging-testing]
url: https://github.com/intel-lab-lkp/linux/commits/Angel-Alberto-Carretero/staging-greybus-loopback-fix-up-checkpath-macro-do-while-error/20230402-202947
patch link: https://lore.kernel.org/r/20230402122550.70682-1-angelalbertoc.r%40gmail.com
patch subject: [PATCH] staging: greybus: loopback: fix up checkpath macro do while error.
config: x86_64-randconfig-a005 (https://download.01.org/0day-ci/archive/20230402/202304022211.ecILQO4f-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/dde52ce766c90df88bcff2890c586240c7a971ab
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Angel-Alberto-Carretero/staging-greybus-loopback-fix-up-checkpath-macro-do-while-error/20230402-202947
git checkout dde52ce766c90df88bcff2890c586240c7a971ab
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/staging/greybus/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304022211.ecILQO4f-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/staging/greybus/loopback.c:273:1: error: expected identifier or '('
gb_loopback_stats_attrs(latency);
^
drivers/staging/greybus/loopback.c:166:2: note: expanded from macro 'gb_loopback_stats_attrs'
do { \
^
>> drivers/staging/greybus/loopback.c:273:1: error: expected identifier or '('
drivers/staging/greybus/loopback.c:170:4: note: expanded from macro 'gb_loopback_stats_attrs'
} while (0)
^
drivers/staging/greybus/loopback.c:275:1: error: expected identifier or '('
gb_loopback_stats_attrs(requests_per_second);
^
drivers/staging/greybus/loopback.c:166:2: note: expanded from macro 'gb_loopback_stats_attrs'
do { \
^
drivers/staging/greybus/loopback.c:275:1: error: expected identifier or '('
drivers/staging/greybus/loopback.c:170:4: note: expanded from macro 'gb_loopback_stats_attrs'
} while (0)
^
drivers/staging/greybus/loopback.c:277:1: error: expected identifier or '('
gb_loopback_stats_attrs(throughput);
^
drivers/staging/greybus/loopback.c:166:2: note: expanded from macro 'gb_loopback_stats_attrs'
do { \
^
drivers/staging/greybus/loopback.c:277:1: error: expected identifier or '('
drivers/staging/greybus/loopback.c:170:4: note: expanded from macro 'gb_loopback_stats_attrs'
} while (0)
^
drivers/staging/greybus/loopback.c:279:1: error: expected identifier or '('
gb_loopback_stats_attrs(apbridge_unipro_latency);
^
drivers/staging/greybus/loopback.c:166:2: note: expanded from macro 'gb_loopback_stats_attrs'
do { \
^
drivers/staging/greybus/loopback.c:279:1: error: expected identifier or '('
drivers/staging/greybus/loopback.c:170:4: note: expanded from macro 'gb_loopback_stats_attrs'
} while (0)
^
drivers/staging/greybus/loopback.c:281:1: error: expected identifier or '('
gb_loopback_stats_attrs(gbphy_firmware_latency);
^
drivers/staging/greybus/loopback.c:166:2: note: expanded from macro 'gb_loopback_stats_attrs'
do { \
^
drivers/staging/greybus/loopback.c:281:1: error: expected identifier or '('
drivers/staging/greybus/loopback.c:170:4: note: expanded from macro 'gb_loopback_stats_attrs'
} while (0)
^
>> drivers/staging/greybus/loopback.c:319:3: error: use of undeclared identifier 'dev_attr_latency_min'; did you mean 'dev_attr_timeout_min'?
&dev_attr_latency_min.attr,
^~~~~~~~~~~~~~~~~~~~
dev_attr_timeout_min
drivers/staging/greybus/loopback.c:290:1: note: 'dev_attr_timeout_min' declared here
gb_loopback_ro_attr(timeout_min);
^
drivers/staging/greybus/loopback.c:130:8: note: expanded from macro 'gb_loopback_ro_attr'
static DEVICE_ATTR_RO(field)
^
include/linux/device.h:136:26: note: expanded from macro 'DEVICE_ATTR_RO'
struct device_attribute dev_attr_##_name = __ATTR_RO(_name)
^
<scratch space>:164:1: note: expanded from here
dev_attr_timeout_min
^
>> drivers/staging/greybus/loopback.c:320:3: error: use of undeclared identifier 'dev_attr_latency_max'; did you mean 'dev_attr_timeout_max'?
&dev_attr_latency_max.attr,
^~~~~~~~~~~~~~~~~~~~
dev_attr_timeout_max
drivers/staging/greybus/loopback.c:292:1: note: 'dev_attr_timeout_max' declared here
gb_loopback_ro_attr(timeout_max);
^
drivers/staging/greybus/loopback.c:130:8: note: expanded from macro 'gb_loopback_ro_attr'
static DEVICE_ATTR_RO(field)
^
include/linux/device.h:136:26: note: expanded from macro 'DEVICE_ATTR_RO'
struct device_attribute dev_attr_##_name = __ATTR_RO(_name)
^
<scratch space>:168:1: note: expanded from here
dev_attr_timeout_max
^
>> drivers/staging/greybus/loopback.c:321:3: error: use of undeclared identifier 'dev_attr_latency_avg'
&dev_attr_latency_avg.attr,
^
>> drivers/staging/greybus/loopback.c:322:3: error: use of undeclared identifier 'dev_attr_requests_per_second_min'
&dev_attr_requests_per_second_min.attr,
^
>> drivers/staging/greybus/loopback.c:323:3: error: use of undeclared identifier 'dev_attr_requests_per_second_max'
&dev_attr_requests_per_second_max.attr,
^
>> drivers/staging/greybus/loopback.c:324:3: error: use of undeclared identifier 'dev_attr_requests_per_second_avg'
&dev_attr_requests_per_second_avg.attr,
^
>> drivers/staging/greybus/loopback.c:325:3: error: use of undeclared identifier 'dev_attr_throughput_min'; did you mean 'dev_attr_timeout_min'?
&dev_attr_throughput_min.attr,
^~~~~~~~~~~~~~~~~~~~~~~
dev_attr_timeout_min
drivers/staging/greybus/loopback.c:290:1: note: 'dev_attr_timeout_min' declared here
gb_loopback_ro_attr(timeout_min);
^
drivers/staging/greybus/loopback.c:130:8: note: expanded from macro 'gb_loopback_ro_attr'
static DEVICE_ATTR_RO(field)
^
include/linux/device.h:136:26: note: expanded from macro 'DEVICE_ATTR_RO'
struct device_attribute dev_attr_##_name = __ATTR_RO(_name)
^
<scratch space>:164:1: note: expanded from here
dev_attr_timeout_min
^
>> drivers/staging/greybus/loopback.c:326:3: error: use of undeclared identifier 'dev_attr_throughput_max'; did you mean 'dev_attr_timeout_max'?
&dev_attr_throughput_max.attr,
^~~~~~~~~~~~~~~~~~~~~~~
dev_attr_timeout_max
drivers/staging/greybus/loopback.c:292:1: note: 'dev_attr_timeout_max' declared here
gb_loopback_ro_attr(timeout_max);
^
drivers/staging/greybus/loopback.c:130:8: note: expanded from macro 'gb_loopback_ro_attr'
static DEVICE_ATTR_RO(field)
^
include/linux/device.h:136:26: note: expanded from macro 'DEVICE_ATTR_RO'
struct device_attribute dev_attr_##_name = __ATTR_RO(_name)
^
<scratch space>:168:1: note: expanded from here
dev_attr_timeout_max
^
>> drivers/staging/greybus/loopback.c:327:3: error: use of undeclared identifier 'dev_attr_throughput_avg'
&dev_attr_throughput_avg.attr,
^
fatal error: too many errors emitted, stopping now [-ferror-limit=]
20 errors generated.
vim +273 drivers/staging/greybus/loopback.c
355a7058153e04 Alexandre Bailon 2015-03-31 120
355a7058153e04 Alexandre Bailon 2015-03-31 121 /* interface sysfs attributes */
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 122 #define gb_loopback_ro_attr(field) \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 123 static ssize_t field##_show(struct device *dev, \
355a7058153e04 Alexandre Bailon 2015-03-31 124 struct device_attribute *attr, \
355a7058153e04 Alexandre Bailon 2015-03-31 125 char *buf) \
355a7058153e04 Alexandre Bailon 2015-03-31 126 { \
079fa32ba53a20 Axel Haslam 2015-12-11 127 struct gb_loopback *gb = dev_get_drvdata(dev); \
19c2a443c9efc8 Alex Elder 2015-08-03 128 return sprintf(buf, "%u\n", gb->field); \
f06272b283e159 Bryan O'Donoghue 2015-08-17 129 } \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @130 static DEVICE_ATTR_RO(field)
355a7058153e04 Alexandre Bailon 2015-03-31 131
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 132 #define gb_loopback_ro_stats_attr(name, field, type) \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 133 static ssize_t name##_##field##_show(struct device *dev, \
355a7058153e04 Alexandre Bailon 2015-03-31 134 struct device_attribute *attr, \
355a7058153e04 Alexandre Bailon 2015-03-31 135 char *buf) \
355a7058153e04 Alexandre Bailon 2015-03-31 136 { \
079fa32ba53a20 Axel Haslam 2015-12-11 137 struct gb_loopback *gb = dev_get_drvdata(dev); \
3b75d8bd3be49f Till Varoquaux 2020-05-25 138 /* Report 0 for min and max if no transfer succeeded */ \
1dc8d3d7c568d9 Alexandre Bailon 2016-03-11 139 if (!gb->requests_completed) \
1dc8d3d7c568d9 Alexandre Bailon 2016-03-11 140 return sprintf(buf, "0\n"); \
355a7058153e04 Alexandre Bailon 2015-03-31 141 return sprintf(buf, "%" #type "\n", gb->name.field); \
355a7058153e04 Alexandre Bailon 2015-03-31 142 } \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 143 static DEVICE_ATTR_RO(name##_##field)
355a7058153e04 Alexandre Bailon 2015-03-31 144
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 145 #define gb_loopback_ro_avg_attr(name) \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 146 static ssize_t name##_avg_show(struct device *dev, \
7a135a965c62f7 Alex Elder 2015-08-03 147 struct device_attribute *attr, \
7a135a965c62f7 Alex Elder 2015-08-03 148 char *buf) \
7a135a965c62f7 Alex Elder 2015-08-03 149 { \
f06272b283e159 Bryan O'Donoghue 2015-08-17 150 struct gb_loopback_stats *stats; \
f06272b283e159 Bryan O'Donoghue 2015-08-17 151 struct gb_loopback *gb; \
fb37f137b78f18 Alexandre Bailon 2016-02-25 152 u64 avg, rem; \
fb37f137b78f18 Alexandre Bailon 2016-02-25 153 u32 count; \
079fa32ba53a20 Axel Haslam 2015-12-11 154 gb = dev_get_drvdata(dev); \
f06272b283e159 Bryan O'Donoghue 2015-08-17 155 stats = &gb->name; \
f06272b283e159 Bryan O'Donoghue 2015-08-17 156 count = stats->count ? stats->count : 1; \
58a527afff2b27 Alexandre Bailon 2016-03-08 157 avg = stats->sum + count / 2000000; /* round closest */ \
f06272b283e159 Bryan O'Donoghue 2015-08-17 158 rem = do_div(avg, count); \
89ec14ceaedf88 Alexandre Bailon 2016-03-08 159 rem *= 1000000; \
89ec14ceaedf88 Alexandre Bailon 2016-03-08 160 do_div(rem, count); \
fb37f137b78f18 Alexandre Bailon 2016-02-25 161 return sprintf(buf, "%llu.%06u\n", avg, (u32)rem); \
7a135a965c62f7 Alex Elder 2015-08-03 162 } \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 163 static DEVICE_ATTR_RO(name##_avg)
7a135a965c62f7 Alex Elder 2015-08-03 164
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 165 #define gb_loopback_stats_attrs(field) \
dde52ce766c90d Angel Alberto Carretero 2023-04-02 @166 do { \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 167 gb_loopback_ro_stats_attr(field, min, u); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 168 gb_loopback_ro_stats_attr(field, max, u); \
dde52ce766c90d Angel Alberto Carretero 2023-04-02 169 gb_loopback_ro_avg_attr(field); \
dde52ce766c90d Angel Alberto Carretero 2023-04-02 170 } while (0)
355a7058153e04 Alexandre Bailon 2015-03-31 171
355a7058153e04 Alexandre Bailon 2015-03-31 172 #define gb_loopback_attr(field, type) \
355a7058153e04 Alexandre Bailon 2015-03-31 173 static ssize_t field##_show(struct device *dev, \
355a7058153e04 Alexandre Bailon 2015-03-31 174 struct device_attribute *attr, \
355a7058153e04 Alexandre Bailon 2015-03-31 175 char *buf) \
355a7058153e04 Alexandre Bailon 2015-03-31 176 { \
079fa32ba53a20 Axel Haslam 2015-12-11 177 struct gb_loopback *gb = dev_get_drvdata(dev); \
355a7058153e04 Alexandre Bailon 2015-03-31 178 return sprintf(buf, "%" #type "\n", gb->field); \
355a7058153e04 Alexandre Bailon 2015-03-31 179 } \
355a7058153e04 Alexandre Bailon 2015-03-31 180 static ssize_t field##_store(struct device *dev, \
355a7058153e04 Alexandre Bailon 2015-03-31 181 struct device_attribute *attr, \
355a7058153e04 Alexandre Bailon 2015-03-31 182 const char *buf, \
355a7058153e04 Alexandre Bailon 2015-03-31 183 size_t len) \
355a7058153e04 Alexandre Bailon 2015-03-31 184 { \
355a7058153e04 Alexandre Bailon 2015-03-31 185 int ret; \
079fa32ba53a20 Axel Haslam 2015-12-11 186 struct gb_loopback *gb = dev_get_drvdata(dev); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 187 mutex_lock(&gb->mutex); \
355a7058153e04 Alexandre Bailon 2015-03-31 188 ret = sscanf(buf, "%"#type, &gb->field); \
355a7058153e04 Alexandre Bailon 2015-03-31 189 if (ret != 1) \
85d678c0bee883 Bryan O'Donoghue 2015-07-28 190 len = -EINVAL; \
85d678c0bee883 Bryan O'Donoghue 2015-07-28 191 else \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 192 gb_loopback_check_attr(gb, bundle); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 193 mutex_unlock(&gb->mutex); \
355a7058153e04 Alexandre Bailon 2015-03-31 194 return len; \
355a7058153e04 Alexandre Bailon 2015-03-31 195 } \
355a7058153e04 Alexandre Bailon 2015-03-31 196 static DEVICE_ATTR_RW(field)
355a7058153e04 Alexandre Bailon 2015-03-31 197
f06272b283e159 Bryan O'Donoghue 2015-08-17 198 #define gb_dev_loopback_ro_attr(field, conn) \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 199 static ssize_t field##_show(struct device *dev, \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 200 struct device_attribute *attr, \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 201 char *buf) \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 202 { \
079fa32ba53a20 Axel Haslam 2015-12-11 203 struct gb_loopback *gb = dev_get_drvdata(dev); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 204 return sprintf(buf, "%u\n", gb->field); \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 205 } \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 206 static DEVICE_ATTR_RO(field)
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 207
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 208 #define gb_dev_loopback_rw_attr(field, type) \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 209 static ssize_t field##_show(struct device *dev, \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 210 struct device_attribute *attr, \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 211 char *buf) \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 212 { \
079fa32ba53a20 Axel Haslam 2015-12-11 213 struct gb_loopback *gb = dev_get_drvdata(dev); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 214 return sprintf(buf, "%" #type "\n", gb->field); \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 215 } \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 216 static ssize_t field##_store(struct device *dev, \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 217 struct device_attribute *attr, \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 218 const char *buf, \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 219 size_t len) \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 220 { \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 221 int ret; \
079fa32ba53a20 Axel Haslam 2015-12-11 222 struct gb_loopback *gb = dev_get_drvdata(dev); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 223 mutex_lock(&gb->mutex); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 224 ret = sscanf(buf, "%"#type, &gb->field); \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 225 if (ret != 1) \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 226 len = -EINVAL; \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 227 else \
079fa32ba53a20 Axel Haslam 2015-12-11 228 gb_loopback_check_attr(gb); \
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 229 mutex_unlock(&gb->mutex); \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 230 return len; \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 231 } \
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 232 static DEVICE_ATTR_RW(field)
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 233
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 234 static void gb_loopback_reset_stats(struct gb_loopback *gb);
079fa32ba53a20 Axel Haslam 2015-12-11 235 static void gb_loopback_check_attr(struct gb_loopback *gb)
355a7058153e04 Alexandre Bailon 2015-03-31 236 {
b36f04fa9417c5 Bryan O'Donoghue 2015-12-07 237 if (gb->us_wait > GB_LOOPBACK_US_WAIT_MAX)
b36f04fa9417c5 Bryan O'Donoghue 2015-12-07 238 gb->us_wait = GB_LOOPBACK_US_WAIT_MAX;
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 239 if (gb->size > gb_dev.size_max)
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 240 gb->size = gb_dev.size_max;
12927835d21127 Bryan O'Donoghue 2015-12-07 241 gb->requests_timedout = 0;
12927835d21127 Bryan O'Donoghue 2015-12-07 242 gb->requests_completed = 0;
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 243 gb->iteration_count = 0;
01480ba336982d Alexandre Bailon 2016-03-08 244 gb->send_count = 0;
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 245 gb->error = 0;
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 246
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 247 if (kfifo_depth < gb->iteration_max) {
079fa32ba53a20 Axel Haslam 2015-12-11 248 dev_warn(gb->dev,
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 249 "cannot log bytes %u kfifo_depth %u\n",
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 250 gb->iteration_max, kfifo_depth);
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 251 }
4b0ea00caf8371 Bryan O'Donoghue 2015-08-17 252 kfifo_reset_out(&gb->kfifo_lat);
cb60f4960ea03d Bryan O'Donoghue 2015-07-28 253
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 254 switch (gb->type) {
a598f4384d9e95 Bryan O'Donoghue 2015-07-13 255 case GB_LOOPBACK_TYPE_PING:
a598f4384d9e95 Bryan O'Donoghue 2015-07-13 256 case GB_LOOPBACK_TYPE_TRANSFER:
384a7a3c4f8bf9 Bryan O'Donoghue 2015-07-13 257 case GB_LOOPBACK_TYPE_SINK:
12927835d21127 Bryan O'Donoghue 2015-12-07 258 gb->jiffy_timeout = usecs_to_jiffies(gb->timeout);
12927835d21127 Bryan O'Donoghue 2015-12-07 259 if (!gb->jiffy_timeout)
12927835d21127 Bryan O'Donoghue 2015-12-07 260 gb->jiffy_timeout = GB_LOOPBACK_TIMEOUT_MIN;
12927835d21127 Bryan O'Donoghue 2015-12-07 261 else if (gb->jiffy_timeout > GB_LOOPBACK_TIMEOUT_MAX)
12927835d21127 Bryan O'Donoghue 2015-12-07 262 gb->jiffy_timeout = GB_LOOPBACK_TIMEOUT_MAX;
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 263 gb_loopback_reset_stats(gb);
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 264 wake_up(&gb->wq);
a598f4384d9e95 Bryan O'Donoghue 2015-07-13 265 break;
a598f4384d9e95 Bryan O'Donoghue 2015-07-13 266 default:
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 267 gb->type = 0;
a598f4384d9e95 Bryan O'Donoghue 2015-07-13 268 break;
a598f4384d9e95 Bryan O'Donoghue 2015-07-13 269 }
355a7058153e04 Alexandre Bailon 2015-03-31 270 }
355a7058153e04 Alexandre Bailon 2015-03-31 271
355a7058153e04 Alexandre Bailon 2015-03-31 272 /* Time to send and receive one message */
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @273 gb_loopback_stats_attrs(latency);
583cbf50e0a4c8 Bryan O'Donoghue 2015-07-21 274 /* Number of requests sent per second on this cport */
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 275 gb_loopback_stats_attrs(requests_per_second);
355a7058153e04 Alexandre Bailon 2015-03-31 276 /* Quantity of data sent and received on this cport */
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 277 gb_loopback_stats_attrs(throughput);
1ec5843ee98899 Bryan O'Donoghue 2015-10-15 278 /* Latency across the UniPro link from APBridge's perspective */
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 279 gb_loopback_stats_attrs(apbridge_unipro_latency);
1ec5843ee98899 Bryan O'Donoghue 2015-10-15 280 /* Firmware induced overhead in the GPBridge */
e54b106dd1be50 Sandeep Patil 2016-05-19 281 gb_loopback_stats_attrs(gbphy_firmware_latency);
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 282
e140c75ed9f689 Bryan O'Donoghue 2015-07-21 283 /* Number of errors encountered during loop */
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 284 gb_loopback_ro_attr(error);
12927835d21127 Bryan O'Donoghue 2015-12-07 285 /* Number of requests successfully completed async */
12927835d21127 Bryan O'Donoghue 2015-12-07 286 gb_loopback_ro_attr(requests_completed);
12927835d21127 Bryan O'Donoghue 2015-12-07 287 /* Number of requests timed out async */
12927835d21127 Bryan O'Donoghue 2015-12-07 288 gb_loopback_ro_attr(requests_timedout);
12927835d21127 Bryan O'Donoghue 2015-12-07 289 /* Timeout minimum in useconds */
12927835d21127 Bryan O'Donoghue 2015-12-07 290 gb_loopback_ro_attr(timeout_min);
12927835d21127 Bryan O'Donoghue 2015-12-07 291 /* Timeout minimum in useconds */
12927835d21127 Bryan O'Donoghue 2015-12-07 292 gb_loopback_ro_attr(timeout_max);
355a7058153e04 Alexandre Bailon 2015-03-31 293
355a7058153e04 Alexandre Bailon 2015-03-31 294 /*
799a3f03572afa Bryan O'Donoghue 2015-07-21 295 * Type of loopback message to send based on protocol type definitions
355a7058153e04 Alexandre Bailon 2015-03-31 296 * 0 => Don't send message
799a3f03572afa Bryan O'Donoghue 2015-07-21 297 * 2 => Send ping message continuously (message without payload)
006335a02677ed Alex Elder 2015-08-03 298 * 3 => Send transfer message continuously (message with payload,
799a3f03572afa Bryan O'Donoghue 2015-07-21 299 * payload returned in response)
799a3f03572afa Bryan O'Donoghue 2015-07-21 300 * 4 => Send a sink message (message with payload, no payload in response)
355a7058153e04 Alexandre Bailon 2015-03-31 301 */
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 302 gb_dev_loopback_rw_attr(type, d);
355a7058153e04 Alexandre Bailon 2015-03-31 303 /* Size of transfer message payload: 0-4096 bytes */
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 304 gb_dev_loopback_rw_attr(size, u);
48f19ee8244776 Alex Elder 2015-05-11 305 /* Time to wait between two messages: 0-1000 ms */
b36f04fa9417c5 Bryan O'Donoghue 2015-12-07 306 gb_dev_loopback_rw_attr(us_wait, d);
00af6583d15038 Bryan O'Donoghue 2015-07-21 307 /* Maximum iterations for a given operation: 1-(2^32-1), 0 implies infinite */
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 308 gb_dev_loopback_rw_attr(iteration_max, u);
67d1eeceb1aab4 Bryan O'Donoghue 2015-08-17 309 /* The current index of the for (i = 0; i < iteration_max; i++) loop */
f06272b283e159 Bryan O'Donoghue 2015-08-17 310 gb_dev_loopback_ro_attr(iteration_count, false);
12927835d21127 Bryan O'Donoghue 2015-12-07 311 /* A flag to indicate synchronous or asynchronous operations */
12927835d21127 Bryan O'Donoghue 2015-12-07 312 gb_dev_loopback_rw_attr(async, u);
12927835d21127 Bryan O'Donoghue 2015-12-07 313 /* Timeout of an individual asynchronous request */
12927835d21127 Bryan O'Donoghue 2015-12-07 314 gb_dev_loopback_rw_attr(timeout, u);
8e3fba55d379bb Bryan O'Donoghue 2015-12-11 315 /* Maximum number of in-flight operations before back-off */
8e3fba55d379bb Bryan O'Donoghue 2015-12-11 316 gb_dev_loopback_rw_attr(outstanding_operations_max, u);
355a7058153e04 Alexandre Bailon 2015-03-31 317
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 318 static struct attribute *loopback_attrs[] = {
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @319 &dev_attr_latency_min.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @320 &dev_attr_latency_max.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @321 &dev_attr_latency_avg.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @322 &dev_attr_requests_per_second_min.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @323 &dev_attr_requests_per_second_max.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @324 &dev_attr_requests_per_second_avg.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @325 &dev_attr_throughput_min.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @326 &dev_attr_throughput_max.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 @327 &dev_attr_throughput_avg.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 328 &dev_attr_apbridge_unipro_latency_min.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 329 &dev_attr_apbridge_unipro_latency_max.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 330 &dev_attr_apbridge_unipro_latency_avg.attr,
e54b106dd1be50 Sandeep Patil 2016-05-19 331 &dev_attr_gbphy_firmware_latency_min.attr,
e54b106dd1be50 Sandeep Patil 2016-05-19 332 &dev_attr_gbphy_firmware_latency_max.attr,
e54b106dd1be50 Sandeep Patil 2016-05-19 333 &dev_attr_gbphy_firmware_latency_avg.attr,
355a7058153e04 Alexandre Bailon 2015-03-31 334 &dev_attr_type.attr,
355a7058153e04 Alexandre Bailon 2015-03-31 335 &dev_attr_size.attr,
b36f04fa9417c5 Bryan O'Donoghue 2015-12-07 336 &dev_attr_us_wait.attr,
00af6583d15038 Bryan O'Donoghue 2015-07-21 337 &dev_attr_iteration_count.attr,
00af6583d15038 Bryan O'Donoghue 2015-07-21 338 &dev_attr_iteration_max.attr,
12927835d21127 Bryan O'Donoghue 2015-12-07 339 &dev_attr_async.attr,
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 340 &dev_attr_error.attr,
12927835d21127 Bryan O'Donoghue 2015-12-07 341 &dev_attr_requests_completed.attr,
12927835d21127 Bryan O'Donoghue 2015-12-07 342 &dev_attr_requests_timedout.attr,
12927835d21127 Bryan O'Donoghue 2015-12-07 343 &dev_attr_timeout.attr,
8e3fba55d379bb Bryan O'Donoghue 2015-12-11 344 &dev_attr_outstanding_operations_max.attr,
12927835d21127 Bryan O'Donoghue 2015-12-07 345 &dev_attr_timeout_min.attr,
12927835d21127 Bryan O'Donoghue 2015-12-07 346 &dev_attr_timeout_max.attr,
f06272b283e159 Bryan O'Donoghue 2015-08-17 347 NULL,
f06272b283e159 Bryan O'Donoghue 2015-08-17 348 };
8e1d6c336d7497 Bryan O'Donoghue 2015-12-03 349 ATTRIBUTE_GROUPS(loopback);
355a7058153e04 Alexandre Bailon 2015-03-31 350
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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