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author | Linus Torvalds <torvalds@linux-foundation.org> | 2018-01-29 16:37:15 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-01-29 16:37:15 -0800 |
commit | aca21de2e8355769513c27d1c218e3e8947fe84b (patch) | |
tree | 1a79f8baa76c9828c36c3331628eb4f10be7b214 /drivers/net/ethernet | |
parent | 31466f3ed710e5761077190809e694f55aed5deb (diff) | |
parent | 2334b1ac1235934fc196f2d25bae7f348d3bf42e (diff) | |
download | linux-aca21de2e8355769513c27d1c218e3e8947fe84b.tar.bz2 |
Merge tag 'm68k-for-v4.16-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k
Pull m68k updates from Geert Uytterhoeven:
- first part of an overhaul of the NuBus subsystem, to bring it up to
modern driver model standards
- a race condition fix for Mac
- defconfig updates
* tag 'm68k-for-v4.16-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
MAINTAINERS: Add NuBus subsystem entry
m68k/mac: Fix race conditions in OSS interrupt dispatch
nubus: Add support for the driver model
nubus: Add expansion_type values for various Mac models
nubus: Adopt standard linked list implementation
nubus: Rename struct nubus_dev
nubus: Rework /proc/bus/nubus/s/ implementation
nubus: Generalize block resource handling
nubus: Clean up whitespace
nubus: Remove redundant code
nubus: Call proc_mkdir() not more than once per slot directory
nubus: Validate slot resource IDs
nubus: Fix log spam
nubus: Use static functions where possible
nubus: Fix up header split
nubus: Avoid array underflow and overflow
m68k/defconfig: Update defconfigs for v4.15-rc1
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r-- | drivers/net/ethernet/8390/mac8390.c | 33 | ||||
-rw-r--r-- | drivers/net/ethernet/cirrus/mac89x0.c | 6 | ||||
-rw-r--r-- | drivers/net/ethernet/natsemi/macsonic.c | 38 |
3 files changed, 41 insertions, 36 deletions
diff --git a/drivers/net/ethernet/8390/mac8390.c b/drivers/net/ethernet/8390/mac8390.c index 9497f18eaba0..2f91ce8dc614 100644 --- a/drivers/net/ethernet/8390/mac8390.c +++ b/drivers/net/ethernet/8390/mac8390.c @@ -123,7 +123,8 @@ enum mac8390_access { }; extern int mac8390_memtest(struct net_device *dev); -static int mac8390_initdev(struct net_device *dev, struct nubus_dev *ndev, +static int mac8390_initdev(struct net_device *dev, + struct nubus_rsrc *ndev, enum mac8390_type type); static int mac8390_open(struct net_device *dev); @@ -169,11 +170,11 @@ static void word_memcpy_tocard(unsigned long tp, const void *fp, int count); static void word_memcpy_fromcard(void *tp, unsigned long fp, int count); static u32 mac8390_msg_enable; -static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) +static enum mac8390_type __init mac8390_ident(struct nubus_rsrc *fres) { - switch (dev->dr_sw) { + switch (fres->dr_sw) { case NUBUS_DRSW_3COM: - switch (dev->dr_hw) { + switch (fres->dr_hw) { case NUBUS_DRHW_APPLE_SONIC_NB: case NUBUS_DRHW_APPLE_SONIC_LC: case NUBUS_DRHW_SONNET: @@ -184,7 +185,7 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) break; case NUBUS_DRSW_APPLE: - switch (dev->dr_hw) { + switch (fres->dr_hw) { case NUBUS_DRHW_ASANTE_LC: return MAC8390_NONE; case NUBUS_DRHW_CABLETRON: @@ -201,7 +202,7 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) case NUBUS_DRSW_TECHWORKS: case NUBUS_DRSW_DAYNA2: case NUBUS_DRSW_DAYNA_LC: - if (dev->dr_hw == NUBUS_DRHW_CABLETRON) + if (fres->dr_hw == NUBUS_DRHW_CABLETRON) return MAC8390_CABLETRON; else return MAC8390_APPLE; @@ -212,7 +213,7 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) break; case NUBUS_DRSW_KINETICS: - switch (dev->dr_hw) { + switch (fres->dr_hw) { case NUBUS_DRHW_INTERLAN: return MAC8390_INTERLAN; default: @@ -225,8 +226,8 @@ static enum mac8390_type __init mac8390_ident(struct nubus_dev *dev) * These correspond to Dayna Sonic cards * which use the macsonic driver */ - if (dev->dr_hw == NUBUS_DRHW_SMC9194 || - dev->dr_hw == NUBUS_DRHW_INTERLAN) + if (fres->dr_hw == NUBUS_DRHW_SMC9194 || + fres->dr_hw == NUBUS_DRHW_INTERLAN) return MAC8390_NONE; else return MAC8390_DAYNA; @@ -289,7 +290,8 @@ static int __init mac8390_memsize(unsigned long membase) return i * 0x1000; } -static bool __init mac8390_init(struct net_device *dev, struct nubus_dev *ndev, +static bool __init mac8390_init(struct net_device *dev, + struct nubus_rsrc *ndev, enum mac8390_type cardtype) { struct nubus_dir dir; @@ -394,7 +396,7 @@ static bool __init mac8390_init(struct net_device *dev, struct nubus_dev *ndev, struct net_device * __init mac8390_probe(int unit) { struct net_device *dev; - struct nubus_dev *ndev = NULL; + struct nubus_rsrc *ndev = NULL; int err = -ENODEV; struct ei_device *ei_local; @@ -414,8 +416,11 @@ struct net_device * __init mac8390_probe(int unit) if (unit >= 0) sprintf(dev->name, "eth%d", unit); - while ((ndev = nubus_find_type(NUBUS_CAT_NETWORK, NUBUS_TYPE_ETHERNET, - ndev))) { + for_each_func_rsrc(ndev) { + if (ndev->category != NUBUS_CAT_NETWORK || + ndev->type != NUBUS_TYPE_ETHERNET) + continue; + /* Have we seen it already? */ if (slots & (1 << ndev->board->slot)) continue; @@ -489,7 +494,7 @@ static const struct net_device_ops mac8390_netdev_ops = { }; static int __init mac8390_initdev(struct net_device *dev, - struct nubus_dev *ndev, + struct nubus_rsrc *ndev, enum mac8390_type type) { static u32 fwrd4_offsets[16] = { diff --git a/drivers/net/ethernet/cirrus/mac89x0.c b/drivers/net/ethernet/cirrus/mac89x0.c index f910f0f386d6..977d4c2c759d 100644 --- a/drivers/net/ethernet/cirrus/mac89x0.c +++ b/drivers/net/ethernet/cirrus/mac89x0.c @@ -187,6 +187,7 @@ struct net_device * __init mac89x0_probe(int unit) unsigned long ioaddr; unsigned short sig; int err = -ENODEV; + struct nubus_rsrc *fres; if (!MACH_IS_MAC) return ERR_PTR(-ENODEV); @@ -207,8 +208,9 @@ struct net_device * __init mac89x0_probe(int unit) /* We might have to parameterize this later */ slot = 0xE; /* Get out now if there's a real NuBus card in slot E */ - if (nubus_find_slot(slot, NULL) != NULL) - goto out; + for_each_func_rsrc(fres) + if (fres->board->slot == slot) + goto out; /* The pseudo-ISA bits always live at offset 0x300 (gee, wonder why...) */ diff --git a/drivers/net/ethernet/natsemi/macsonic.c b/drivers/net/ethernet/natsemi/macsonic.c index a42433fb6949..b922ab5cedea 100644 --- a/drivers/net/ethernet/natsemi/macsonic.c +++ b/drivers/net/ethernet/natsemi/macsonic.c @@ -311,7 +311,7 @@ static int mac_onboard_sonic_probe(struct net_device *dev) { struct sonic_local* lp = netdev_priv(dev); int sr; - int commslot = 0; + bool commslot = macintosh_config->expansion_type == MAC_EXP_PDS_COMM; if (!MACH_IS_MAC) return -ENODEV; @@ -322,10 +322,7 @@ static int mac_onboard_sonic_probe(struct net_device *dev) Ethernet (BTW, the Ethernet *is* always at the same address, and nothing else lives there, at least if Apple's documentation is to be believed) */ - if (macintosh_config->ident == MAC_MODEL_Q630 || - macintosh_config->ident == MAC_MODEL_P588 || - macintosh_config->ident == MAC_MODEL_P575 || - macintosh_config->ident == MAC_MODEL_C610) { + if (commslot || macintosh_config->ident == MAC_MODEL_C610) { int card_present; card_present = hwreg_present((void*)ONBOARD_SONIC_REGISTERS); @@ -333,7 +330,6 @@ static int mac_onboard_sonic_probe(struct net_device *dev) printk("none.\n"); return -ENODEV; } - commslot = 1; } printk("yes\n"); @@ -428,26 +424,26 @@ static int mac_nubus_sonic_ethernet_addr(struct net_device *dev, return 0; } -static int macsonic_ident(struct nubus_dev *ndev) +static int macsonic_ident(struct nubus_rsrc *fres) { - if (ndev->dr_hw == NUBUS_DRHW_ASANTE_LC && - ndev->dr_sw == NUBUS_DRSW_SONIC_LC) + if (fres->dr_hw == NUBUS_DRHW_ASANTE_LC && + fres->dr_sw == NUBUS_DRSW_SONIC_LC) return MACSONIC_DAYNALINK; - if (ndev->dr_hw == NUBUS_DRHW_SONIC && - ndev->dr_sw == NUBUS_DRSW_APPLE) { + if (fres->dr_hw == NUBUS_DRHW_SONIC && + fres->dr_sw == NUBUS_DRSW_APPLE) { /* There has to be a better way to do this... */ - if (strstr(ndev->board->name, "DuoDock")) + if (strstr(fres->board->name, "DuoDock")) return MACSONIC_DUODOCK; else return MACSONIC_APPLE; } - if (ndev->dr_hw == NUBUS_DRHW_SMC9194 && - ndev->dr_sw == NUBUS_DRSW_DAYNA) + if (fres->dr_hw == NUBUS_DRHW_SMC9194 && + fres->dr_sw == NUBUS_DRSW_DAYNA) return MACSONIC_DAYNA; - if (ndev->dr_hw == NUBUS_DRHW_APPLE_SONIC_LC && - ndev->dr_sw == 0) { /* huh? */ + if (fres->dr_hw == NUBUS_DRHW_APPLE_SONIC_LC && + fres->dr_sw == 0) { /* huh? */ return MACSONIC_APPLE16; } return -1; @@ -456,7 +452,7 @@ static int macsonic_ident(struct nubus_dev *ndev) static int mac_nubus_sonic_probe(struct net_device *dev) { static int slots; - struct nubus_dev* ndev = NULL; + struct nubus_rsrc *ndev = NULL; struct sonic_local* lp = netdev_priv(dev); unsigned long base_addr, prom_addr; u16 sonic_dcr; @@ -464,9 +460,11 @@ static int mac_nubus_sonic_probe(struct net_device *dev) int reg_offset, dma_bitmode; /* Find the first SONIC that hasn't been initialized already */ - while ((ndev = nubus_find_type(NUBUS_CAT_NETWORK, - NUBUS_TYPE_ETHERNET, ndev)) != NULL) - { + for_each_func_rsrc(ndev) { + if (ndev->category != NUBUS_CAT_NETWORK || + ndev->type != NUBUS_TYPE_ETHERNET) + continue; + /* Have we seen it already? */ if (slots & (1<<ndev->board->slot)) continue; |