[coreboot-gerrit] Patch set updated for coreboot: 8692f86 devicetree: Rename unused parameter to passthru

Kyösti Mälkki (kyosti.malkki@gmail.com) gerrit at coreboot.org
Sun Mar 15 06:46:16 CET 2015


Kyösti Mälkki (kyosti.malkki at gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/8535

-gerrit

commit 8692f867fb4be0b986d07cc26a63c95099048036
Author: Kyösti Mälkki <kyosti.malkki at gmail.com>
Date:   Wed Feb 25 07:38:01 2015 +0200

    devicetree: Rename unused parameter to passthru
    
    The actual use of the parameter max is to keep track of PCI bus
    number while recursively scanning PCI bridges or PCI-e rootports.
    
    Neither CPU, SMBus, LPC or other static buses are involved in this
    enumeration, but the way bridge operations were originally designed
    forced to pass this argument thru unrelated functions.
    
    Follow-up removes these once the function prototype gets fixed.
    
    Change-Id: Idbc9c515a362c571a1798bb36972058b309c2774
    Signed-off-by: Kyösti Mälkki <kyosti.malkki at gmail.com>
---
 src/device/root_device.c                           | 21 +++++++++++----------
 src/mainboard/emulation/qemu-i440fx/northbridge.c  |  2 +-
 src/northbridge/amd/agesa/family10/northbridge.c   |  4 ++--
 src/northbridge/amd/agesa/family14/northbridge.c   |  4 ++--
 src/northbridge/amd/agesa/family15/northbridge.c   |  4 ++--
 src/northbridge/amd/agesa/family15rl/northbridge.c |  4 ++--
 src/northbridge/amd/agesa/family15tn/northbridge.c |  4 ++--
 src/northbridge/amd/agesa/family16kb/northbridge.c |  4 ++--
 src/northbridge/amd/amdfam10/northbridge.c         | 10 ++++++----
 src/northbridge/amd/amdk8/northbridge.c            | 10 ++++++----
 src/northbridge/amd/pi/00730F01/northbridge.c      |  4 ++--
 11 files changed, 38 insertions(+), 33 deletions(-)

diff --git a/src/device/root_device.c b/src/device/root_device.c
index 4e727f0..81099c3 100644
--- a/src/device/root_device.c
+++ b/src/device/root_device.c
@@ -49,7 +49,7 @@ const char mainboard_name[] = CONFIG_MAINBOARD_VENDOR " " CONFIG_MAINBOARD_PART_
  * @return The largest bus number used.
  */
 
-static unsigned int scan_static_bus(device_t bus, unsigned int max)
+static unsigned int scan_static_bus(device_t bus, unsigned int passthru)
 {
 	device_t child;
 	struct bus *link;
@@ -68,21 +68,21 @@ static unsigned int scan_static_bus(device_t bus, unsigned int max)
 		}
 	}
 
-	return max;
+	return passthru;
 }
 
-unsigned int scan_lpc_bus(device_t bus, unsigned int max)
+unsigned int scan_lpc_bus(device_t bus, unsigned int passthru)
 {
 	printk(BIOS_SPEW, "%s for %s\n", __func__, dev_path(bus));
 
-	max = scan_static_bus(bus, max);
+	scan_static_bus(bus, 0);
 
 	printk(BIOS_SPEW, "%s for %s done\n", __func__, dev_path(bus));
 
-	return max;
+	return passthru;
 }
 
-unsigned int scan_smbus(device_t bus, unsigned int max)
+unsigned int scan_smbus(device_t bus, unsigned int passthru)
 {
 	device_t child;
 	struct bus *link;
@@ -112,7 +112,7 @@ unsigned int scan_smbus(device_t bus, unsigned int max)
 
 	printk(BIOS_SPEW, "%s for %s done\n", __func__, dev_path(bus));
 
-	return max;
+	return passthru;
 }
 
 /**
@@ -124,14 +124,15 @@ unsigned int scan_smbus(device_t bus, unsigned int max)
  * @param max The current bus number scanned so far, usually 0x00.
  * @return The largest bus number used.
  */
-static unsigned int root_dev_scan_bus(device_t bus, unsigned int max)
+static unsigned int root_dev_scan_bus(device_t bus, unsigned int passthru)
 {
 	device_t child;
 	struct bus *link;
+	unsigned int max = 0;
 
 	printk(BIOS_SPEW, "%s for %s\n", __func__, dev_path(bus));
 
-	max = scan_static_bus(bus, max);
+	scan_static_bus(bus, 0);
 
 	for (link = bus->link_list; link; link = link->next) {
 		for (child = link->children; child; child = child->sibling) {
@@ -144,7 +145,7 @@ static unsigned int root_dev_scan_bus(device_t bus, unsigned int max)
 
 	printk(BIOS_SPEW, "%s for %s done\n", __func__, dev_path(bus));
 
-	return max;
+	return passthru;
 }
 
 static void root_dev_reset(struct bus *bus)
diff --git a/src/mainboard/emulation/qemu-i440fx/northbridge.c b/src/mainboard/emulation/qemu-i440fx/northbridge.c
index f12a272..1967c8b 100644
--- a/src/mainboard/emulation/qemu-i440fx/northbridge.c
+++ b/src/mainboard/emulation/qemu-i440fx/northbridge.c
@@ -241,7 +241,7 @@ static void cpu_bus_init(device_t dev)
 	initialize_cpus(dev->link_list);
 }
 
-static unsigned int cpu_bus_scan(device_t bus, unsigned int max)
+static unsigned int cpu_bus_scan(device_t bus, unsigned int passthru)
 {
 	int max_cpus = fw_cfg_max_cpus();
 	device_t cpu;
diff --git a/src/northbridge/amd/agesa/family10/northbridge.c b/src/northbridge/amd/agesa/family10/northbridge.c
index 8e47c1a..8fb4f8a 100644
--- a/src/northbridge/amd/agesa/family10/northbridge.c
+++ b/src/northbridge/amd/agesa/family10/northbridge.c
@@ -1005,7 +1005,7 @@ static void add_more_links(device_t dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1181,7 +1181,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)
diff --git a/src/northbridge/amd/agesa/family14/northbridge.c b/src/northbridge/amd/agesa/family14/northbridge.c
index ff669ef..7639bf6 100644
--- a/src/northbridge/amd/agesa/family14/northbridge.c
+++ b/src/northbridge/amd/agesa/family14/northbridge.c
@@ -765,7 +765,7 @@ static void domain_enable_resources(device_t dev)
 
 /* Bus related code */
 
-static u32 cpu_bus_scan(struct device *dev, u32 max)
+static u32 cpu_bus_scan(struct device *dev, u32 passthru)
 {
 	struct bus *cpu_bus = dev->link_list;
 	device_t cpu;
@@ -784,7 +784,7 @@ static u32 cpu_bus_scan(struct device *dev, u32 max)
 		if (cpu)
 			amd_cpu_topology(cpu, 0, apic_id);
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)
diff --git a/src/northbridge/amd/agesa/family15/northbridge.c b/src/northbridge/amd/agesa/family15/northbridge.c
index 89e1644..52a03f0 100644
--- a/src/northbridge/amd/agesa/family15/northbridge.c
+++ b/src/northbridge/amd/agesa/family15/northbridge.c
@@ -1015,7 +1015,7 @@ static void add_more_links(device_t dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1191,7 +1191,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)
diff --git a/src/northbridge/amd/agesa/family15rl/northbridge.c b/src/northbridge/amd/agesa/family15rl/northbridge.c
index f83ff2d..2782c18 100644
--- a/src/northbridge/amd/agesa/family15rl/northbridge.c
+++ b/src/northbridge/amd/agesa/family15rl/northbridge.c
@@ -1004,7 +1004,7 @@ static void add_more_links(struct device *dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1178,7 +1178,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(struct device *dev)
diff --git a/src/northbridge/amd/agesa/family15tn/northbridge.c b/src/northbridge/amd/agesa/family15tn/northbridge.c
index d878b4f..c293c79 100644
--- a/src/northbridge/amd/agesa/family15tn/northbridge.c
+++ b/src/northbridge/amd/agesa/family15tn/northbridge.c
@@ -1002,7 +1002,7 @@ static void add_more_links(device_t dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1176,7 +1176,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)
diff --git a/src/northbridge/amd/agesa/family16kb/northbridge.c b/src/northbridge/amd/agesa/family16kb/northbridge.c
index badec55..3801688 100644
--- a/src/northbridge/amd/agesa/family16kb/northbridge.c
+++ b/src/northbridge/amd/agesa/family16kb/northbridge.c
@@ -1020,7 +1020,7 @@ static void add_more_links(device_t dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1194,7 +1194,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)
diff --git a/src/northbridge/amd/amdfam10/northbridge.c b/src/northbridge/amd/amdfam10/northbridge.c
index f0527fb..1896a38 100644
--- a/src/northbridge/amd/amdfam10/northbridge.c
+++ b/src/northbridge/amd/amdfam10/northbridge.c
@@ -287,11 +287,12 @@ static u32 amdfam10_scan_chain(device_t dev, u32 nodeid, struct bus *link, bool
 		return link->subordinate;
 }
 
-static unsigned amdfam10_scan_chains(device_t dev, unsigned max)
+static unsigned amdfam10_scan_chains(device_t dev, unsigned passthru)
 {
 	unsigned nodeid;
 	struct bus *link;
 	unsigned sblink = sysconf.sblk;
+	unsigned int max = 0;
 
 	nodeid = amdfam10_nodeid(dev);
 
@@ -309,7 +310,8 @@ static unsigned amdfam10_scan_chains(device_t dev, unsigned max)
 
 		max = amdfam10_scan_chain(dev, nodeid, link, is_sblink, max);
 	}
-	return max;
+
+	return passthru;
 }
 
 
@@ -1057,7 +1059,7 @@ static void add_more_links(device_t dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1226,7 +1228,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)
diff --git a/src/northbridge/amd/amdk8/northbridge.c b/src/northbridge/amd/amdk8/northbridge.c
index d2fb495..0392a5f 100644
--- a/src/northbridge/amd/amdk8/northbridge.c
+++ b/src/northbridge/amd/amdk8/northbridge.c
@@ -241,11 +241,12 @@ static u32 amdk8_scan_chain(device_t dev, u32 nodeid, struct bus *link, bool is_
 		return link->subordinate;
 }
 
-static unsigned amdk8_scan_chains(device_t dev, unsigned max)
+static unsigned amdk8_scan_chains(device_t dev, unsigned passthru)
 {
 	unsigned nodeid;
 	struct bus *link;
 	unsigned sblink = 0;
+	unsigned int max = 0;
 
 	nodeid = amdk8_nodeid(dev);
 	if (nodeid == 0)
@@ -265,7 +266,8 @@ static unsigned amdk8_scan_chains(device_t dev, unsigned max)
 
 		max = amdk8_scan_chain(dev, nodeid, link, is_sblink, max);
 	}
-	return max;
+
+	return passthru;
 }
 
 
@@ -1202,7 +1204,7 @@ static void add_more_links(device_t dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1341,7 +1343,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)
diff --git a/src/northbridge/amd/pi/00730F01/northbridge.c b/src/northbridge/amd/pi/00730F01/northbridge.c
index b10da3d..f748e8f 100644
--- a/src/northbridge/amd/pi/00730F01/northbridge.c
+++ b/src/northbridge/amd/pi/00730F01/northbridge.c
@@ -1013,7 +1013,7 @@ static void add_more_links(device_t dev, unsigned total_links)
 	last->next = NULL;
 }
 
-static u32 cpu_bus_scan(device_t dev, u32 max)
+static u32 cpu_bus_scan(device_t dev, u32 passthru)
 {
 	struct bus *cpu_bus;
 	device_t dev_mc;
@@ -1199,7 +1199,7 @@ static u32 cpu_bus_scan(device_t dev, u32 max)
 				amd_cpu_topology(cpu, i, j);
 		} //j
 	}
-	return max;
+	return passthru;
 }
 
 static void cpu_bus_init(device_t dev)



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