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authorGeoff Levand <geoffrey.levand@am.sony.com>2008-01-18 15:32:53 -0500
committerPaul Mackerras <paulus@samba.org>2008-01-25 06:52:53 -0500
commitc4e6752dd4f249d6797146d655973bc0bde4c26e (patch)
tree367e45e12e94345d88081f58ad44ac233e97aadd /drivers/ps3/ps3-vuart.c
parent781749a46b34dc5c9e4000df7b9d37d675c17463 (diff)
[POWERPC] PS3: Vuart: change semaphore to mutex
A general housekeeping change of the PS3 vuart variable vuart_bus_priv.probe_mutex from semaphore to mutex. Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'drivers/ps3/ps3-vuart.c')
-rw-r--r--drivers/ps3/ps3-vuart.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/ps3/ps3-vuart.c b/drivers/ps3/ps3-vuart.c
index a3e4ea9ae5b1..90c097a7a47a 100644
--- a/drivers/ps3/ps3-vuart.c
+++ b/drivers/ps3/ps3-vuart.c
@@ -877,7 +877,7 @@ static int ps3_vuart_handle_port_interrupt(struct ps3_system_bus_device *dev)
877struct vuart_bus_priv { 877struct vuart_bus_priv {
878 struct ports_bmp *bmp; 878 struct ports_bmp *bmp;
879 unsigned int virq; 879 unsigned int virq;
880 struct semaphore probe_mutex; 880 struct mutex probe_mutex;
881 int use_count; 881 int use_count;
882 struct ps3_system_bus_device *devices[PORT_COUNT]; 882 struct ps3_system_bus_device *devices[PORT_COUNT];
883} static vuart_bus_priv; 883} static vuart_bus_priv;
@@ -1015,7 +1015,7 @@ static int ps3_vuart_probe(struct ps3_system_bus_device *dev)
1015 return -EINVAL; 1015 return -EINVAL;
1016 } 1016 }
1017 1017
1018 down(&vuart_bus_priv.probe_mutex); 1018 mutex_lock(&vuart_bus_priv.probe_mutex);
1019 1019
1020 result = ps3_vuart_bus_interrupt_get(); 1020 result = ps3_vuart_bus_interrupt_get();
1021 1021
@@ -1075,7 +1075,7 @@ static int ps3_vuart_probe(struct ps3_system_bus_device *dev)
1075 goto fail_probe; 1075 goto fail_probe;
1076 } 1076 }
1077 1077
1078 up(&vuart_bus_priv.probe_mutex); 1078 mutex_unlock(&vuart_bus_priv.probe_mutex);
1079 1079
1080 return result; 1080 return result;
1081 1081
@@ -1088,7 +1088,7 @@ fail_dev_malloc:
1088fail_busy: 1088fail_busy:
1089 ps3_vuart_bus_interrupt_put(); 1089 ps3_vuart_bus_interrupt_put();
1090fail_setup_interrupt: 1090fail_setup_interrupt:
1091 up(&vuart_bus_priv.probe_mutex); 1091 mutex_unlock(&vuart_bus_priv.probe_mutex);
1092 dev_dbg(&dev->core, "%s:%d: failed\n", __func__, __LINE__); 1092 dev_dbg(&dev->core, "%s:%d: failed\n", __func__, __LINE__);
1093 return result; 1093 return result;
1094} 1094}
@@ -1127,7 +1127,7 @@ static int ps3_vuart_remove(struct ps3_system_bus_device *dev)
1127 1127
1128 BUG_ON(!dev); 1128 BUG_ON(!dev);
1129 1129
1130 down(&vuart_bus_priv.probe_mutex); 1130 mutex_lock(&vuart_bus_priv.probe_mutex);
1131 1131
1132 dev_dbg(&dev->core, " -> %s:%d: match_id %d\n", __func__, __LINE__, 1132 dev_dbg(&dev->core, " -> %s:%d: match_id %d\n", __func__, __LINE__,
1133 dev->match_id); 1133 dev->match_id);
@@ -1135,7 +1135,7 @@ static int ps3_vuart_remove(struct ps3_system_bus_device *dev)
1135 if (!dev->core.driver) { 1135 if (!dev->core.driver) {
1136 dev_dbg(&dev->core, "%s:%d: no driver bound\n", __func__, 1136 dev_dbg(&dev->core, "%s:%d: no driver bound\n", __func__,
1137 __LINE__); 1137 __LINE__);
1138 up(&vuart_bus_priv.probe_mutex); 1138 mutex_unlock(&vuart_bus_priv.probe_mutex);
1139 return 0; 1139 return 0;
1140 } 1140 }
1141 1141
@@ -1158,7 +1158,7 @@ static int ps3_vuart_remove(struct ps3_system_bus_device *dev)
1158 priv = NULL; 1158 priv = NULL;
1159 1159
1160 dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__); 1160 dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1161 up(&vuart_bus_priv.probe_mutex); 1161 mutex_unlock(&vuart_bus_priv.probe_mutex);
1162 return 0; 1162 return 0;
1163} 1163}
1164 1164
@@ -1178,7 +1178,7 @@ static int ps3_vuart_shutdown(struct ps3_system_bus_device *dev)
1178 1178
1179 BUG_ON(!dev); 1179 BUG_ON(!dev);
1180 1180
1181 down(&vuart_bus_priv.probe_mutex); 1181 mutex_lock(&vuart_bus_priv.probe_mutex);
1182 1182
1183 dev_dbg(&dev->core, " -> %s:%d: match_id %d\n", __func__, __LINE__, 1183 dev_dbg(&dev->core, " -> %s:%d: match_id %d\n", __func__, __LINE__,
1184 dev->match_id); 1184 dev->match_id);
@@ -1186,7 +1186,7 @@ static int ps3_vuart_shutdown(struct ps3_system_bus_device *dev)
1186 if (!dev->core.driver) { 1186 if (!dev->core.driver) {
1187 dev_dbg(&dev->core, "%s:%d: no driver bound\n", __func__, 1187 dev_dbg(&dev->core, "%s:%d: no driver bound\n", __func__,
1188 __LINE__); 1188 __LINE__);
1189 up(&vuart_bus_priv.probe_mutex); 1189 mutex_unlock(&vuart_bus_priv.probe_mutex);
1190 return 0; 1190 return 0;
1191 } 1191 }
1192 1192
@@ -1210,7 +1210,7 @@ static int ps3_vuart_shutdown(struct ps3_system_bus_device *dev)
1210 1210
1211 dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__); 1211 dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1212 1212
1213 up(&vuart_bus_priv.probe_mutex); 1213 mutex_unlock(&vuart_bus_priv.probe_mutex);
1214 return 0; 1214 return 0;
1215} 1215}
1216 1216
@@ -1221,7 +1221,7 @@ static int __init ps3_vuart_bus_init(void)
1221 if (!firmware_has_feature(FW_FEATURE_PS3_LV1)) 1221 if (!firmware_has_feature(FW_FEATURE_PS3_LV1))
1222 return -ENODEV; 1222 return -ENODEV;
1223 1223
1224 init_MUTEX(&vuart_bus_priv.probe_mutex); 1224 mutex_init(&vuart_bus_priv.probe_mutex);
1225 1225
1226 return 0; 1226 return 0;
1227} 1227}