4:36 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/lpieralisi/pci.git pci/dwc
head: c59a7d771134b52ec346ecf0d4483fd6bb6473a1
commit: c59a7d771134b52ec346ecf0d4483fd6bb6473a1 [13/13] PCI: dwc: Convert to
devm_platform_ioremap_resource_byname()
config: arm64-randconfig-r014-20200717 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
ed6b578040a85977026c93bf4188f996148f3218)
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
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
git checkout c59a7d771134b52ec346ecf0d4483fd6bb6473a1
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> drivers/pci/controller/dwc/pci-keystone.c:1236:18: warning:
variable 'res' is uninitialized when used here [-Wuninitialized]
ks_pcie->app = *res;
^~~
drivers/pci/controller/dwc/pci-keystone.c:1201:22: note: initialize the variable
'res' to silence this warning
struct resource *res;
^
= NULL
1 warning generated.
vim +/res +1236 drivers/pci/controller/dwc/pci-keystone.c
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1186
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1187 static int __init ks_pcie_probe(struct platform_device *pdev)
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1188 {
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1189 const struct dw_pcie_host_ops *host_ops;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1190 const struct dw_pcie_ep_ops *ep_ops;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1191 struct device *dev = &pdev->dev;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1192 struct device_node *np = dev->of_node;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1193 const struct ks_pcie_of_data *data;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1194 const struct of_device_id *match;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1195 enum dw_pcie_device_mode mode;
442ec4c04d1235 drivers/pci/dwc/pci-keystone.c Kishon Vijay Abraham I 2017-02-15
1196 struct dw_pcie *pci;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1197 struct keystone_pcie *ks_pcie;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1198 struct device_link **link;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1199 struct gpio_desc *gpiod;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1200 void __iomem *atu_base;
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1201 struct resource *res;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1202 unsigned int version;
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1203 void __iomem *base;
b4f1af8352fda6 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1204 u32 num_viewport;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1205 struct phy **phy;
fbb2de891cc4d6 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1206 int link_speed;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1207 u32 num_lanes;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1208 char name[10];
1e9f8dcf892ddb drivers/pci/host/pci-keystone.c Murali Karicheri 2016-04-11
1209 int ret;
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1210 int irq;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1211 int i;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1212
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1213 match = of_match_device(of_match_ptr(ks_pcie_of_match), dev);
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1214 data = (struct ks_pcie_of_data *)match->data;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1215 if (!data)
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1216 return -EINVAL;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1217
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1218 version = data->version;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1219 host_ops = data->host_ops;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1220 ep_ops = data->ep_ops;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1221 mode = data->mode;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1222
21fa0c51f02fcf drivers/pci/host/pci-keystone.c Bjorn Helgaas 2016-10-11
1223 ks_pcie = devm_kzalloc(dev, sizeof(*ks_pcie), GFP_KERNEL);
6670070742991c drivers/pci/host/pci-keystone.c Jingoo Han 2014-11-12
1224 if (!ks_pcie)
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1225 return -ENOMEM;
6670070742991c drivers/pci/host/pci-keystone.c Jingoo Han 2014-11-12
1226
442ec4c04d1235 drivers/pci/dwc/pci-keystone.c Kishon Vijay Abraham I 2017-02-15
1227 pci = devm_kzalloc(dev, sizeof(*pci), GFP_KERNEL);
442ec4c04d1235 drivers/pci/dwc/pci-keystone.c Kishon Vijay Abraham I 2017-02-15
1228 if (!pci)
442ec4c04d1235 drivers/pci/dwc/pci-keystone.c Kishon Vijay Abraham I 2017-02-15
1229 return -ENOMEM;
442ec4c04d1235 drivers/pci/dwc/pci-keystone.c Kishon Vijay Abraham I 2017-02-15
1230
c59a7d771134b5 drivers/pci/controller/dwc/pci-keystone.c Dejin Zheng 2020-07-09
1231 ks_pcie->va_app_base =
c59a7d771134b5 drivers/pci/controller/dwc/pci-keystone.c Dejin Zheng 2020-07-09
1232 devm_platform_ioremap_resource_byname(pdev, "app");
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1233 if (IS_ERR(ks_pcie->va_app_base))
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1234 return PTR_ERR(ks_pcie->va_app_base);
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1235
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
@1236 ks_pcie->app = *res;
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1237
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1238 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dbics");
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1239 base = devm_pci_remap_cfg_resource(dev, res);
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1240 if (IS_ERR(base))
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1241 return PTR_ERR(base);
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1242
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1243 if (of_device_is_compatible(np, "ti,am654-pcie-rc"))
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1244 ks_pcie->is_am6 = true;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1245
b1dee41b769277 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1246 pci->dbi_base = base;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1247 pci->dbi_base2 = base;
442ec4c04d1235 drivers/pci/dwc/pci-keystone.c Kishon Vijay Abraham I 2017-02-15
1248 pci->dev = dev;
a1cabd2b42fd77 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1249 pci->ops = &ks_pcie_dw_pcie_ops;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1250 pci->version = version;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1251
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1252 irq = platform_get_irq(pdev, 0);
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1253 if (irq < 0) {
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1254 dev_err(dev, "missing IRQ resource: %d\n", irq);
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1255 return irq;
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1256 }
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1257
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1258 ret = request_irq(irq, ks_pcie_err_irq_handler, IRQF_SHARED,
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1259 "ks-pcie-error-irq", ks_pcie);
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1260 if (ret < 0) {
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1261 dev_err(dev, "failed to request error IRQ %d\n",
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1262 irq);
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1263 return ret;
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1264 }
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1265
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1266 ret = of_property_read_u32(np, "num-lanes", &num_lanes);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1267 if (ret)
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1268 num_lanes = 1;
c0464062bfea9c drivers/pci/dwc/pci-keystone.c Guenter Roeck 2017-02-25
1269
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1270 phy = devm_kzalloc(dev, sizeof(*phy) * num_lanes, GFP_KERNEL);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1271 if (!phy)
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1272 return -ENOMEM;
25de15c958e987 drivers/pci/host/pci-keystone.c Shawn Lin 2016-03-07
1273
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1274 link = devm_kzalloc(dev, sizeof(*link) * num_lanes, GFP_KERNEL);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1275 if (!link)
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1276 return -ENOMEM;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1277
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1278 for (i = 0; i < num_lanes; i++) {
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1279 snprintf(name, sizeof(name), "pcie-phy%d", i);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1280 phy[i] = devm_phy_optional_get(dev, name);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1281 if (IS_ERR(phy[i])) {
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1282 ret = PTR_ERR(phy[i]);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1283 goto err_link;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1284 }
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1285
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1286 if (!phy[i])
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1287 continue;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1288
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1289 link[i] = device_link_add(dev, &phy[i]->dev, DL_FLAG_STATELESS);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1290 if (!link[i]) {
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1291 ret = -EINVAL;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1292 goto err_link;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1293 }
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1294 }
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1295
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1296 ks_pcie->np = np;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1297 ks_pcie->pci = pci;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1298 ks_pcie->link = link;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1299 ks_pcie->num_lanes = num_lanes;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1300 ks_pcie->phy = phy;
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1301
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1302 gpiod = devm_gpiod_get_optional(dev, "reset",
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1303 GPIOD_OUT_LOW);
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1304 if (IS_ERR(gpiod)) {
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1305 ret = PTR_ERR(gpiod);
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1306 if (ret != -EPROBE_DEFER)
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1307 dev_err(dev, "Failed to get reset GPIO\n");
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1308 goto err_link;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1309 }
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1310
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1311 ret = ks_pcie_enable_phy(ks_pcie);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1312 if (ret) {
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1313 dev_err(dev, "failed to enable phy\n");
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1314 goto err_link;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1315 }
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1316
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1317 platform_set_drvdata(pdev, ks_pcie);
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1318 pm_runtime_enable(dev);
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1319 ret = pm_runtime_get_sync(dev);
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1320 if (ret < 0) {
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1321 dev_err(dev, "pm_runtime_get_sync failed\n");
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1322 goto err_get_sync;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1323 }
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1324
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1325 if (pci->version >= 0x480A) {
c59a7d771134b5 drivers/pci/controller/dwc/pci-keystone.c Dejin Zheng 2020-07-09
1326 atu_base = devm_platform_ioremap_resource_byname(pdev, "atu");
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1327 if (IS_ERR(atu_base)) {
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1328 ret = PTR_ERR(atu_base);
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1329 goto err_get_sync;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1330 }
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1331
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1332 pci->atu_base = atu_base;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1333
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1334 ret = ks_pcie_am654_set_mode(dev, mode);
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1335 if (ret < 0)
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1336 goto err_get_sync;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1337 } else {
156c6fef75a41b drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1338 ret = ks_pcie_set_mode(dev);
156c6fef75a41b drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1339 if (ret < 0)
156c6fef75a41b drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1340 goto err_get_sync;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1341 }
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1342
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1343 link_speed = of_pci_get_max_link_speed(np);
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1344 if (link_speed < 0)
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1345 link_speed = 2;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1346
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1347 ks_pcie_set_link_speed(pci, link_speed);
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1348
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1349 switch (mode) {
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1350 case DW_PCIE_RC_TYPE:
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1351 if (!IS_ENABLED(CONFIG_PCI_KEYSTONE_HOST)) {
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1352 ret = -ENODEV;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1353 goto err_get_sync;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1354 }
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1355
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1356 ret = of_property_read_u32(np, "num-viewport", &num_viewport);
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1357 if (ret < 0) {
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1358 dev_err(dev, "unable to read *num-viewport* property\n");
b0de922af53eed drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2020-01-21
1359 goto err_get_sync;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1360 }
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1361
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1362 /*
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1363 * "Power Sequencing and Reset Signal Timings" table in
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1364 * PCI EXPRESS CARD ELECTROMECHANICAL SPECIFICATION, REV. 2.0
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1365 * indicates PERST# should be deasserted after minimum of 100us
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1366 * once REFCLK is stable. The REFCLK to the connector in RC
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1367 * mode is selected while enabling the PHY. So deassert PERST#
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1368 * after 100 us.
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1369 */
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1370 if (gpiod) {
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1371 usleep_range(100, 200);
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1372 gpiod_set_value_cansleep(gpiod, 1);
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1373 }
156c6fef75a41b drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1374
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1375 ks_pcie->num_viewport = num_viewport;
18b0415bc802a8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1376 pci->pp.ops = host_ops;
a1cabd2b42fd77 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1377 ret = ks_pcie_add_pcie_port(ks_pcie, pdev);
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1378 if (ret < 0)
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1379 goto err_get_sync;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1380 break;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1381 case DW_PCIE_EP_TYPE:
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1382 if (!IS_ENABLED(CONFIG_PCI_KEYSTONE_EP)) {
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1383 ret = -ENODEV;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1384 goto err_get_sync;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1385 }
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1386
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1387 pci->ep.ops = ep_ops;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1388 ret = ks_pcie_add_pcie_ep(ks_pcie, pdev);
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1389 if (ret < 0)
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1390 goto err_get_sync;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1391 break;
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1392 default:
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1393 dev_err(dev, "INVALID device type %d\n", mode);
23284ad677a94f drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1394 }
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1395
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1396 ks_pcie_enable_error_irq(ks_pcie);
0790eb175ee0d8 drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2019-03-25
1397
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1398 return 0;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1399
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1400 err_get_sync:
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1401 pm_runtime_put(dev);
8047eb55129aba drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1402 pm_runtime_disable(dev);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1403 ks_pcie_disable_phy(ks_pcie);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1404
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1405 err_link:
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1406 while (--i >= 0 && link[i])
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1407 device_link_del(link[i]);
49229238ab47fa drivers/pci/controller/dwc/pci-keystone.c Kishon Vijay Abraham I 2018-10-17
1408
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1409 return ret;
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1410 }
0c4ffcfe1fbc1e drivers/pci/host/pci-keystone.c Murali Karicheri 2014-09-02
1411
:::::: The code at line 1236 was first introduced by commit
:::::: b1dee41b76927747c1c63c5196ce9eaec6d0e81a PCI: keystone: Move resources
initialization to prepare for EP support
:::::: TO: Kishon Vijay Abraham I <kishon(a)ti.com>
:::::: CC: Lorenzo Pieralisi <lorenzo.pieralisi(a)arm.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org