diff options
7 files changed, 165 insertions, 195 deletions
diff --git a/target/linux/bcm53xx/patches-4.1/800-bcma-use-two-different-initcalls-if-built-in.patch b/target/linux/bcm53xx/patches-4.1/800-bcma-use-two-different-initcalls-if-built-in.patch deleted file mode 100644 index 9f2cd396ae..0000000000 --- a/target/linux/bcm53xx/patches-4.1/800-bcma-use-two-different-initcalls-if-built-in.patch +++ /dev/null @@ -1,65 +0,0 @@ -From 666bdfc027cde41a171862dc698987a378c8b66a Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Mon, 9 Feb 2015 18:00:42 +0100 -Subject: [PATCH RFC] bcma: use two different initcalls if built-in -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This is needed as we can't initialize bus during fs_initcall. -Initialization requires SPROM which depends on NVRAM which depends on -mtd. Since mtd, spi, nand, spi-nor use standard module_init, we have to -do the same in bcma. -Without this we'll try to initialize SPROM without having a ready SPROM -proviver registered using bcma_arch_register_fallback_sprom. - -Signed-off-by: Rafał Miłecki <zajec5@gmail.com> ---- -While this patch seems to work and I can compile bcma as built-in and -module, I'm not too proud of it. I don't really like these #if(n)def -tricks and I'm afraid bcma_modinit may be called even if -bcma_modinit_early failed. - -Do you see any better idea of solving this? ---- - drivers/bcma/main.c | 16 ++++++++++++++-- - 1 file changed, 14 insertions(+), 2 deletions(-) - ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -637,13 +637,25 @@ static int bcma_device_uevent(struct dev - core->id.rev, core->id.class); - } - -+/* Bus has to be registered early, before any bcma driver */ -+static int __init bcma_modinit_early(void) -+{ -+ return bus_register(&bcma_bus_type); -+} -+#ifndef MODULE -+fs_initcall(bcma_modinit_early); -+#endif -+ -+/* Initialization has to be done later with SPI/mtd/NAND/SPROM available */ - static int __init bcma_modinit(void) - { - int err; - -- err = bus_register(&bcma_bus_type); -+#ifdef MODULE -+ err = bcma_modinit_early(); - if (err) - return err; -+#endif - - err = bcma_host_soc_register_driver(); - if (err) { -@@ -660,7 +672,7 @@ static int __init bcma_modinit(void) - - return err; - } --fs_initcall(bcma_modinit); -+module_init(bcma_modinit); - - static void __exit bcma_modexit(void) - { diff --git a/target/linux/bcm53xx/patches-4.3/800-bcma-use-two-different-initcalls-if-built-in.patch b/target/linux/bcm53xx/patches-4.3/800-bcma-use-two-different-initcalls-if-built-in.patch deleted file mode 100644 index 4e5793bc86..0000000000 --- a/target/linux/bcm53xx/patches-4.3/800-bcma-use-two-different-initcalls-if-built-in.patch +++ /dev/null @@ -1,65 +0,0 @@ -From 666bdfc027cde41a171862dc698987a378c8b66a Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Mon, 9 Feb 2015 18:00:42 +0100 -Subject: [PATCH RFC] bcma: use two different initcalls if built-in -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This is needed as we can't initialize bus during fs_initcall. -Initialization requires SPROM which depends on NVRAM which depends on -mtd. Since mtd, spi, nand, spi-nor use standard module_init, we have to -do the same in bcma. -Without this we'll try to initialize SPROM without having a ready SPROM -proviver registered using bcma_arch_register_fallback_sprom. - -Signed-off-by: Rafał Miłecki <zajec5@gmail.com> ---- -While this patch seems to work and I can compile bcma as built-in and -module, I'm not too proud of it. I don't really like these #if(n)def -tricks and I'm afraid bcma_modinit may be called even if -bcma_modinit_early failed. - -Do you see any better idea of solving this? ---- - drivers/bcma/main.c | 16 ++++++++++++++-- - 1 file changed, 14 insertions(+), 2 deletions(-) - ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -673,13 +673,25 @@ static int bcma_device_uevent(struct dev - core->id.rev, core->id.class); - } - -+/* Bus has to be registered early, before any bcma driver */ -+static int __init bcma_modinit_early(void) -+{ -+ return bus_register(&bcma_bus_type); -+} -+#ifndef MODULE -+fs_initcall(bcma_modinit_early); -+#endif -+ -+/* Initialization has to be done later with SPI/mtd/NAND/SPROM available */ - static int __init bcma_modinit(void) - { - int err; - -- err = bus_register(&bcma_bus_type); -+#ifdef MODULE -+ err = bcma_modinit_early(); - if (err) - return err; -+#endif - - err = bcma_host_soc_register_driver(); - if (err) { -@@ -696,7 +708,7 @@ static int __init bcma_modinit(void) - - return err; - } --fs_initcall(bcma_modinit); -+module_init(bcma_modinit); - - static void __exit bcma_modexit(void) - { diff --git a/target/linux/bcm53xx/patches-4.4/800-bcma-use-two-different-initcalls-if-built-in.patch b/target/linux/bcm53xx/patches-4.4/800-bcma-use-two-different-initcalls-if-built-in.patch deleted file mode 100644 index eb9ab2fe8a..0000000000 --- a/target/linux/bcm53xx/patches-4.4/800-bcma-use-two-different-initcalls-if-built-in.patch +++ /dev/null @@ -1,65 +0,0 @@ -From 666bdfc027cde41a171862dc698987a378c8b66a Mon Sep 17 00:00:00 2001 -From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> -Date: Mon, 9 Feb 2015 18:00:42 +0100 -Subject: [PATCH RFC] bcma: use two different initcalls if built-in -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -This is needed as we can't initialize bus during fs_initcall. -Initialization requires SPROM which depends on NVRAM which depends on -mtd. Since mtd, spi, nand, spi-nor use standard module_init, we have to -do the same in bcma. -Without this we'll try to initialize SPROM without having a ready SPROM -proviver registered using bcma_arch_register_fallback_sprom. - -Signed-off-by: Rafał Miłecki <zajec5@gmail.com> ---- -While this patch seems to work and I can compile bcma as built-in and -module, I'm not too proud of it. I don't really like these #if(n)def -tricks and I'm afraid bcma_modinit may be called even if -bcma_modinit_early failed. - -Do you see any better idea of solving this? ---- - drivers/bcma/main.c | 16 ++++++++++++++-- - 1 file changed, 14 insertions(+), 2 deletions(-) - ---- a/drivers/bcma/main.c -+++ b/drivers/bcma/main.c -@@ -668,13 +668,25 @@ static int bcma_device_uevent(struct dev - core->id.rev, core->id.class); - } - -+/* Bus has to be registered early, before any bcma driver */ -+static int __init bcma_modinit_early(void) -+{ -+ return bus_register(&bcma_bus_type); -+} -+#ifndef MODULE -+fs_initcall(bcma_modinit_early); -+#endif -+ -+/* Initialization has to be done later with SPI/mtd/NAND/SPROM available */ - static int __init bcma_modinit(void) - { - int err; - -- err = bus_register(&bcma_bus_type); -+#ifdef MODULE -+ err = bcma_modinit_early(); - if (err) - return err; -+#endif - - err = bcma_host_soc_register_driver(); - if (err) { -@@ -691,7 +703,7 @@ static int __init bcma_modinit(void) - - return err; - } --fs_initcall(bcma_modinit); -+module_init(bcma_modinit); - - static void __exit bcma_modexit(void) - { diff --git a/target/linux/generic/patches-4.1/024-bcma-from-4.5.patch b/target/linux/generic/patches-4.1/024-bcma-from-4.5.patch new file mode 100644 index 0000000000..171395dcec --- /dev/null +++ b/target/linux/generic/patches-4.1/024-bcma-from-4.5.patch @@ -0,0 +1,49 @@ +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -637,11 +637,36 @@ static int bcma_device_uevent(struct dev + core->id.rev, core->id.class); + } + +-static int __init bcma_modinit(void) ++static unsigned int bcma_bus_registered; ++ ++/* ++ * If built-in, bus has to be registered early, before any driver calls ++ * bcma_driver_register. ++ * Otherwise registering driver would trigger BUG in driver_register. ++ */ ++static int __init bcma_init_bus_register(void) + { + int err; + ++ if (bcma_bus_registered) ++ return 0; ++ + err = bus_register(&bcma_bus_type); ++ if (!err) ++ bcma_bus_registered = 1; ++ ++ return err; ++} ++#ifndef MODULE ++fs_initcall(bcma_init_bus_register); ++#endif ++ ++/* Main initialization has to be done with SPI/mtd/NAND/SPROM available */ ++static int __init bcma_modinit(void) ++{ ++ int err; ++ ++ err = bcma_init_bus_register(); + if (err) + return err; + +@@ -660,7 +685,7 @@ static int __init bcma_modinit(void) + + return err; + } +-fs_initcall(bcma_modinit); ++module_init(bcma_modinit); + + static void __exit bcma_modexit(void) + { diff --git a/target/linux/generic/patches-4.3/020-bcma-from-4.4.patch b/target/linux/generic/patches-4.3/020-bcma-from-4.4.patch index 5704081ee4..bc7b26e568 100644 --- a/target/linux/generic/patches-4.3/020-bcma-from-4.4.patch +++ b/target/linux/generic/patches-4.3/020-bcma-from-4.4.patch @@ -24,3 +24,21 @@ Date: Fri Sep 18 22:08:17 2015 +0200 #define BCMA_CORE_DEFAULT 0xFFF #define BCMA_MAX_NR_CORES 16 +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -436,13 +436,8 @@ int bcma_bus_register(struct bcma_bus *b + } + + dev = bcma_bus_get_host_dev(bus); +- /* TODO: remove check for IS_BUILTIN(CONFIG_BCMA) check when +- * of_default_bus_match_table is exported or in some other way +- * accessible. This is just a temporary workaround. +- */ +- if (IS_BUILTIN(CONFIG_BCMA) && dev) { +- of_platform_populate(dev->of_node, of_default_bus_match_table, +- NULL, dev); ++ if (dev) { ++ of_platform_default_populate(dev->of_node, NULL, dev); + } + + /* Cores providing flash access go before SPROM init */ diff --git a/target/linux/generic/patches-4.3/021-bcma-from-4.5.patch b/target/linux/generic/patches-4.3/021-bcma-from-4.5.patch new file mode 100644 index 0000000000..21ebff58b6 --- /dev/null +++ b/target/linux/generic/patches-4.3/021-bcma-from-4.5.patch @@ -0,0 +1,49 @@ +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -668,11 +668,36 @@ static int bcma_device_uevent(struct dev + core->id.rev, core->id.class); + } + +-static int __init bcma_modinit(void) ++static unsigned int bcma_bus_registered; ++ ++/* ++ * If built-in, bus has to be registered early, before any driver calls ++ * bcma_driver_register. ++ * Otherwise registering driver would trigger BUG in driver_register. ++ */ ++static int __init bcma_init_bus_register(void) + { + int err; + ++ if (bcma_bus_registered) ++ return 0; ++ + err = bus_register(&bcma_bus_type); ++ if (!err) ++ bcma_bus_registered = 1; ++ ++ return err; ++} ++#ifndef MODULE ++fs_initcall(bcma_init_bus_register); ++#endif ++ ++/* Main initialization has to be done with SPI/mtd/NAND/SPROM available */ ++static int __init bcma_modinit(void) ++{ ++ int err; ++ ++ err = bcma_init_bus_register(); + if (err) + return err; + +@@ -691,7 +716,7 @@ static int __init bcma_modinit(void) + + return err; + } +-fs_initcall(bcma_modinit); ++module_init(bcma_modinit); + + static void __exit bcma_modexit(void) + { diff --git a/target/linux/generic/patches-4.4/020-bcma-from-4.5.patch b/target/linux/generic/patches-4.4/020-bcma-from-4.5.patch new file mode 100644 index 0000000000..21ebff58b6 --- /dev/null +++ b/target/linux/generic/patches-4.4/020-bcma-from-4.5.patch @@ -0,0 +1,49 @@ +--- a/drivers/bcma/main.c ++++ b/drivers/bcma/main.c +@@ -668,11 +668,36 @@ static int bcma_device_uevent(struct dev + core->id.rev, core->id.class); + } + +-static int __init bcma_modinit(void) ++static unsigned int bcma_bus_registered; ++ ++/* ++ * If built-in, bus has to be registered early, before any driver calls ++ * bcma_driver_register. ++ * Otherwise registering driver would trigger BUG in driver_register. ++ */ ++static int __init bcma_init_bus_register(void) + { + int err; + ++ if (bcma_bus_registered) ++ return 0; ++ + err = bus_register(&bcma_bus_type); ++ if (!err) ++ bcma_bus_registered = 1; ++ ++ return err; ++} ++#ifndef MODULE ++fs_initcall(bcma_init_bus_register); ++#endif ++ ++/* Main initialization has to be done with SPI/mtd/NAND/SPROM available */ ++static int __init bcma_modinit(void) ++{ ++ int err; ++ ++ err = bcma_init_bus_register(); + if (err) + return err; + +@@ -691,7 +716,7 @@ static int __init bcma_modinit(void) + + return err; + } +-fs_initcall(bcma_modinit); ++module_init(bcma_modinit); + + static void __exit bcma_modexit(void) + { |