* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (202 commits)
[POWERPC] Fix compile breakage for 64-bit UP configs
[POWERPC] Define copy_siginfo_from_user32
[POWERPC] Add compat handler for PTRACE_GETSIGINFO
[POWERPC] i2c: Fix build breakage introduced by OF helpers
[POWERPC] Optimize fls64() on 64-bit processors
[POWERPC] irqtrace support for 64-bit powerpc
[POWERPC] Stacktrace support for lockdep
[POWERPC] Move stackframe definitions to common header
[POWERPC] Fix device-tree locking vs. interrupts
[POWERPC] Make pci_bus_to_host()'s struct pci_bus * argument const
[POWERPC] Remove unused __max_memory variable
[POWERPC] Simplify xics direct/lpar irq_host setup
[POWERPC] Use pseries_setup_i8259_cascade() in pseries_mpic_init_IRQ()
[POWERPC] Turn xics_setup_8259_cascade() into a generic pseries_setup_i8259_cascade()
[POWERPC] Move xics_setup_8259_cascade() into platforms/pseries/setup.c
[POWERPC] Use asm-generic/bitops/find.h in bitops.h
[POWERPC] 83xx: mpc8315 - fix USB UTMI Host setup
[POWERPC] 85xx: Fix the size of qe muram for MPC8568E
[POWERPC] 86xx: mpc86xx_hpcn - Temporarily accept old dts node identifier.
[POWERPC] 86xx: mark functions static, other minor cleanups
...
possible to determine what the correct size should be.
This option provides an override for these situations.
+ security= [SECURITY] Choose a security module to enable at boot.
+ If this boot parameter is not specified, only the first
+ security module asking for security registration will be
+ loaded. An invalid security module name will be treated
+ as if no module has been chosen.
+
capability.disable=
[SECURITY] Disable capabilities. This would normally
be used only if an alternative security model is to be
Format: <io>[,<membase>[,<icn_id>[,<icn_id2>]]]
ide= [HW] (E)IDE subsystem
- Format: ide=nodma or ide=doubler or ide=reverse
+ Format: ide=nodma or ide=doubler
See Documentation/ide/ide.txt.
ide?= [HW] (E)IDE subsystem
- Format: ide?=noprobe or chipset specific parameters.
+ Format: ide?=ata66 or chipset specific parameters.
See Documentation/ide/ide.txt.
idebus= [HW] (E)IDE subsystem - VLB/PCI bus speed
inttest= [IA64]
+ iommu= [x86]
+ off
+ force
+ noforce
+ biomerge
+ panic
+ nopanic
+ merge
+ nomerge
+ forcesac
+ soft
+
+
intel_iommu= [DMAR] Intel IOMMU driver (DMAR) option
off
Disable intel iommu driver.
kstack=N [X86-32,X86-64] Print N words from the kernel stack
in oops dumps.
+ kgdboc= [HW] kgdb over consoles.
+ Requires a tty driver that supports console polling.
+ (only serial suported for now)
+ Format: <serial_device>[,baud]
+
l2cr= [PPC]
+ l3cr= [PPC]
+
lapic [X86-32,APIC] Enable the local APIC even if BIOS
disabled it.
or
memmap=0x10000$0x18690000
+ memtest= [KNL,X86_64] Enable memtest
+ Format: <integer>
+ range: 0,4 : pattern number
+ default : 0 <disable>
+
meye.*= [HW] Set MotionEye Camera parameters
See Documentation/video4linux/meye.txt.
noexec [IA-64]
noexec [X86-32,X86-64]
+ On X86-32 available only on PAE configured kernels.
noexec=on: enable non-executable mappings (default)
- noexec=off: disable nn-executable mappings
+ noexec=off: disable non-executable mappings
+
+ noexec32 [X86-64]
+ This affects only 32-bit executables.
+ noexec32=on: enable non-executable mappings (default)
+ read doesn't imply executable mappings
+ noexec32=off: disable non-executable mappings
+ read implies executable mappings
nofxsr [BUGS=X86-32] Disables x86 floating point extended
register save and restore. The kernel will only save
nowb [ARM]
+ nptcg= [IA64] Override max number of concurrent global TLB
+ purges which is reported from either PAL_VM_SUMMARY or
+ SAL PALO.
+
numa_zonelist_order= [KNL, BOOT] Select zonelist order for NUMA.
one of ['zone', 'node', 'default'] can be specified
This can be set from sysctl after boot.
CFLAGS_btext.o += -fPIC
endif
-obj-y := semaphore.o cputable.o ptrace.o syscalls.o \
+obj-y := cputable.o ptrace.o syscalls.o \
irq.o align.o signal_32.o pmc.o vdso.o \
init_task.o process.o systbl.o idle.o \
signal.o
obj-$(CONFIG_SMP) += smp.o
obj-$(CONFIG_KPROBES) += kprobes.o
obj-$(CONFIG_PPC_UDBG_16550) += legacy_serial.o udbg_16550.o
+ obj-$(CONFIG_STACKTRACE) += stacktrace.o
pci64-$(CONFIG_PPC64) += pci_dn.o isa-bridge.o
obj-$(CONFIG_PCI) += pci_$(CONFIG_WORD_SIZE).o $(pci64-y) \
#include <linux/bitops.h>
#include <asm/page.h>
-#include <asm/semaphore.h>
#include <asm/processor.h>
#include <asm/cacheflush.h>
#include <asm/uaccess.h>
#include <asm/signal.h>
#include <asm/dcr.h>
- #ifdef CONFIG_PPC64
- EXPORT_SYMBOL(local_irq_restore);
- #endif
-
#ifdef CONFIG_PPC32
extern void transfer_to_handler(void);
extern void do_IRQ(struct pt_regs *regs);
extern void single_step_exception(struct pt_regs *regs);
extern int sys_sigreturn(struct pt_regs *regs);
- EXPORT_SYMBOL(empty_zero_page);
EXPORT_SYMBOL(clear_pages);
EXPORT_SYMBOL(copy_page);
EXPORT_SYMBOL(ISA_DMA_THRESHOLD);
EXPORT_SYMBOL(strcat);
EXPORT_SYMBOL(strlen);
EXPORT_SYMBOL(strcmp);
+ EXPORT_SYMBOL(strncmp);
EXPORT_SYMBOL(csum_partial);
EXPORT_SYMBOL(csum_partial_copy_generic);
EXPORT_SYMBOL(__mtdcr);
EXPORT_SYMBOL(__mfdcr);
#endif
+ EXPORT_SYMBOL(empty_zero_page);
#include <linux/smp.h>
#include <linux/completion.h>
#include <linux/cpumask.h>
+ #include <linux/lmb.h>
#include <asm/prom.h>
#include <asm/rtas.h>
#include <asm/hvcall.h>
-#include <asm/semaphore.h>
#include <asm/machdep.h>
#include <asm/firmware.h>
#include <asm/page.h>
#include <asm/system.h>
#include <asm/delay.h>
#include <asm/uaccess.h>
- #include <asm/lmb.h>
#include <asm/udbg.h>
#include <asm/syscalls.h>
#include <asm/smp.h>
break;
default:
printk(KERN_ERR "%s: unexpected RTAS error %d\n",
- __FUNCTION__, rtas_rc);
+ __func__, rtas_rc);
rc = -ERANGE;
break;
}
#include <linux/reboot.h>
#include <linux/delay.h>
#include <linux/initrd.h>
-#if defined(CONFIG_IDE) || defined(CONFIG_IDE_MODULE)
-#include <linux/ide.h>
-#endif
#include <linux/tty.h>
#include <linux/bootmem.h>
#include <linux/seq_file.h>
extern void bootx_init(unsigned long r4, unsigned long phys);
-#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
-struct ide_machdep_calls ppc_ide_md;
-EXPORT_SYMBOL(ppc_ide_md);
-#endif
-
int boot_cpuid;
EXPORT_SYMBOL_GPL(boot_cpuid);
int boot_cpuid_phys;
}
__setup("l2cr=", ppc_setup_l2cr);
+ /* Checks "l3cr=xxxx" command-line option */
+ int __init ppc_setup_l3cr(char *str)
+ {
+ if (cpu_has_feature(CPU_FTR_L3CR)) {
+ unsigned long val = simple_strtoul(str, NULL, 0);
+ printk(KERN_INFO "l3cr set to %lx\n", val);
+ _set_L3CR(val); /* and enable it */
+ }
+ return 1;
+ }
+ __setup("l3cr=", ppc_setup_l3cr);
+
#ifdef CONFIG_GENERIC_NVRAM
/* Generic nvram hooks used by drivers/char/gen_nvram.c */
if (ppc_md.panic)
setup_panic();
- init_mm.start_code = PAGE_OFFSET;
+ init_mm.start_code = (unsigned long)_stext;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
init_mm.brk = klimit;
#include <asm/types.h>
#include <asm/uaccess.h>
#include <asm/unistd.h>
-#include <asm/semaphore.h>
#include <asm/time.h>
#include <asm/mmu_context.h>
#include <asm/ppc-pci.h>
error = compat_do_execve(filename, compat_ptr(a1), compat_ptr(a2), regs);
- if (error == 0) {
- task_lock(current);
- current->ptrace &= ~PT_DTRACE;
- task_unlock(current);
- }
putname(filename);
out:
#include <linux/marker.h>
#include <asm/io.h>
-#include <asm/semaphore.h>
#include <asm/spu.h>
#include <asm/spu_info.h>
#include <asm/uaccess.h>
return ctx->ops->signal1_type_get(ctx);
}
DEFINE_SPUFS_ATTRIBUTE(spufs_signal1_type, spufs_signal1_type_get,
- spufs_signal1_type_set, "%llu", SPU_ATTR_ACQUIRE);
+ spufs_signal1_type_set, "%llu\n", SPU_ATTR_ACQUIRE);
static int spufs_signal2_type_set(void *data, u64 val)
return ctx->ops->signal2_type_get(ctx);
}
DEFINE_SPUFS_ATTRIBUTE(spufs_signal2_type, spufs_signal2_type_get,
- spufs_signal2_type_set, "%llu", SPU_ATTR_ACQUIRE);
+ spufs_signal2_type_set, "%llu\n", SPU_ATTR_ACQUIRE);
#if SPUFS_MMAP_4K
static unsigned long spufs_mss_mmap_nopfn(struct vm_area_struct *vma,
wake_up_all(&ctx->mfc_wq);
- pr_debug("%s %s\n", __FUNCTION__, spu->name);
+ pr_debug("%s %s\n", __func__, spu->name);
if (ctx->mfc_fasync) {
u32 free_elements, tagstatus;
unsigned int mask;
if (tagstatus & ctx->tagwait)
mask |= POLLIN | POLLRDNORM;
- pr_debug("%s: free %d tagstatus %d tagwait %d\n", __FUNCTION__,
+ pr_debug("%s: free %d tagstatus %d tagwait %d\n", __func__,
free_elements, tagstatus, ctx->tagwait);
return mask;
#include <linux/suspend.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
+ #include <linux/lmb.h>
#include <asm/reg.h>
#include <asm/sections.h>
#include <asm/iommu.h>
#include <asm/smu.h>
#include <asm/pmc.h>
- #include <asm/lmb.h>
#include <asm/udbg.h>
#include "pmac.h"
ISA_DMA_THRESHOLD = ~0L;
DMA_MODE_READ = 1;
DMA_MODE_WRITE = 2;
-
-#if defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE)
-#ifdef CONFIG_BLK_DEV_IDE_PMAC
- ppc_ide_md.ide_init_hwif = pmac_ide_init_hwif_ports;
- ppc_ide_md.default_io_base = pmac_ide_get_base;
-#endif /* CONFIG_BLK_DEV_IDE_PMAC */
-#endif /* defined(CONFIG_BLK_DEV_IDE) || defined(CONFIG_BLK_DEV_IDE_MODULE) */
-
#endif /* CONFIG_PPC32 */
#ifdef CONFIG_PMAC_SMU
EXPORT_SYMBOL(get_immrbase);
+ static u32 sysfreq = -1;
+
+ u32 fsl_get_sys_freq(void)
+ {
+ struct device_node *soc;
+ const u32 *prop;
+ int size;
+
+ if (sysfreq != -1)
+ return sysfreq;
+
+ soc = of_find_node_by_type(NULL, "soc");
+ if (!soc)
+ return -1;
+
+ prop = of_get_property(soc, "clock-frequency", &size);
+ if (!prop || size != sizeof(*prop) || *prop == 0)
+ prop = of_get_property(soc, "bus-frequency", &size);
+
+ if (prop && size == sizeof(*prop))
+ sysfreq = *prop;
+
+ of_node_put(soc);
+ return sysfreq;
+ }
+ EXPORT_SYMBOL(fsl_get_sys_freq);
+
#if defined(CONFIG_CPM2) || defined(CONFIG_QUICC_ENGINE) || defined(CONFIG_8xx)
static u32 brgfreq = -1;
goto unreg;
}
- gfar_data.bus_id = 0;
+ snprintf(gfar_data.bus_id, MII_BUS_ID_SIZE, "0");
gfar_data.phy_id = fixed_link[0];
} else {
phy = of_find_node_by_phandle(*ph);
}
gfar_data.phy_id = *id;
- gfar_data.bus_id = res.start;
+ snprintf(gfar_data.bus_id, MII_BUS_ID_SIZE, "%x",
+ res.start);
of_node_put(phy);
of_node_put(mdio);
static int __init mpc83xx_wdt_init(void)
{
struct resource r;
- struct device_node *soc, *np;
+ struct device_node *np;
struct platform_device *dev;
- const unsigned int *freq;
+ u32 freq = fsl_get_sys_freq();
int ret;
np = of_find_compatible_node(NULL, "watchdog", "mpc83xx_wdt");
goto nodev;
}
- soc = of_find_node_by_type(NULL, "soc");
-
- if (!soc) {
- ret = -ENODEV;
- goto nosoc;
- }
-
- freq = of_get_property(soc, "bus-frequency", NULL);
- if (!freq) {
- ret = -ENODEV;
- goto err;
- }
-
memset(&r, 0, sizeof(r));
ret = of_address_to_resource(np, 0, &r);
goto err;
}
- ret = platform_device_add_data(dev, freq, sizeof(int));
+ ret = platform_device_add_data(dev, &freq, sizeof(freq));
if (ret)
goto unreg;
- of_node_put(soc);
of_node_put(np);
-
return 0;
unreg:
platform_device_unregister(dev);
err:
- of_node_put(soc);
- nosoc:
of_node_put(np);
nodev:
return ret;
arch_initcall(fsl_usb_of_init);
- #ifndef CONFIG_PPC_CPM_NEW_BINDING
- #ifdef CONFIG_CPM2
-
- extern void init_scc_ioports(struct fs_uart_platform_info*);
-
- static const char fcc_regs[] = "fcc_regs";
- static const char fcc_regs_c[] = "fcc_regs_c";
- static const char fcc_pram[] = "fcc_pram";
- static char bus_id[9][BUS_ID_SIZE];
-
- static int __init fs_enet_of_init(void)
- {
- struct device_node *np;
- unsigned int i;
- struct platform_device *fs_enet_dev;
- struct resource res;
- int ret;
-
- for (np = NULL, i = 0;
- (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
- i++) {
- struct resource r[4];
- struct device_node *phy, *mdio;
- struct fs_platform_info fs_enet_data;
- const unsigned int *id, *phy_addr, *phy_irq;
- const void *mac_addr;
- const phandle *ph;
- const char *model;
-
- memset(r, 0, sizeof(r));
- memset(&fs_enet_data, 0, sizeof(fs_enet_data));
-
- ret = of_address_to_resource(np, 0, &r[0]);
- if (ret)
- goto err;
- r[0].name = fcc_regs;
-
- ret = of_address_to_resource(np, 1, &r[1]);
- if (ret)
- goto err;
- r[1].name = fcc_pram;
-
- ret = of_address_to_resource(np, 2, &r[2]);
- if (ret)
- goto err;
- r[2].name = fcc_regs_c;
- fs_enet_data.fcc_regs_c = r[2].start;
-
- of_irq_to_resource(np, 0, &r[3]);
-
- fs_enet_dev =
- platform_device_register_simple("fsl-cpm-fcc", i, &r[0], 4);
-
- if (IS_ERR(fs_enet_dev)) {
- ret = PTR_ERR(fs_enet_dev);
- goto err;
- }
-
- model = of_get_property(np, "model", NULL);
- if (model == NULL) {
- ret = -ENODEV;
- goto unreg;
- }
-
- mac_addr = of_get_mac_address(np);
- if (mac_addr)
- memcpy(fs_enet_data.macaddr, mac_addr, 6);
-
- ph = of_get_property(np, "phy-handle", NULL);
- phy = of_find_node_by_phandle(*ph);
-
- if (phy == NULL) {
- ret = -ENODEV;
- goto unreg;
- }
-
- phy_addr = of_get_property(phy, "reg", NULL);
- fs_enet_data.phy_addr = *phy_addr;
-
- phy_irq = of_get_property(phy, "interrupts", NULL);
-
- id = of_get_property(np, "device-id", NULL);
- fs_enet_data.fs_no = *id;
- strcpy(fs_enet_data.fs_type, model);
-
- mdio = of_get_parent(phy);
- ret = of_address_to_resource(mdio, 0, &res);
- if (ret) {
- of_node_put(phy);
- of_node_put(mdio);
- goto unreg;
- }
-
- fs_enet_data.clk_rx = *((u32 *)of_get_property(np,
- "rx-clock", NULL));
- fs_enet_data.clk_tx = *((u32 *)of_get_property(np,
- "tx-clock", NULL));
-
- if (strstr(model, "FCC")) {
- int fcc_index = *id - 1;
- const unsigned char *mdio_bb_prop;
-
- fs_enet_data.dpram_offset = (u32)cpm_dpram_addr(0);
- fs_enet_data.rx_ring = 32;
- fs_enet_data.tx_ring = 32;
- fs_enet_data.rx_copybreak = 240;
- fs_enet_data.use_napi = 0;
- fs_enet_data.napi_weight = 17;
- fs_enet_data.mem_offset = FCC_MEM_OFFSET(fcc_index);
- fs_enet_data.cp_page = CPM_CR_FCC_PAGE(fcc_index);
- fs_enet_data.cp_block = CPM_CR_FCC_SBLOCK(fcc_index);
-
- snprintf((char*)&bus_id[(*id)], BUS_ID_SIZE, "%x:%02x",
- (u32)res.start, fs_enet_data.phy_addr);
- fs_enet_data.bus_id = (char*)&bus_id[(*id)];
- fs_enet_data.init_ioports = init_fcc_ioports;
-
- mdio_bb_prop = of_get_property(phy, "bitbang", NULL);
- if (mdio_bb_prop) {
- struct platform_device *fs_enet_mdio_bb_dev;
- struct fs_mii_bb_platform_info fs_enet_mdio_bb_data;
-
- fs_enet_mdio_bb_dev =
- platform_device_register_simple("fsl-bb-mdio",
- i, NULL, 0);
- memset(&fs_enet_mdio_bb_data, 0,
- sizeof(struct fs_mii_bb_platform_info));
- fs_enet_mdio_bb_data.mdio_dat.bit =
- mdio_bb_prop[0];
- fs_enet_mdio_bb_data.mdio_dir.bit =
- mdio_bb_prop[1];
- fs_enet_mdio_bb_data.mdc_dat.bit =
- mdio_bb_prop[2];
- fs_enet_mdio_bb_data.mdio_port =
- mdio_bb_prop[3];
- fs_enet_mdio_bb_data.mdc_port =
- mdio_bb_prop[4];
- fs_enet_mdio_bb_data.delay =
- mdio_bb_prop[5];
-
- fs_enet_mdio_bb_data.irq[0] = phy_irq[0];
- fs_enet_mdio_bb_data.irq[1] = -1;
- fs_enet_mdio_bb_data.irq[2] = -1;
- fs_enet_mdio_bb_data.irq[3] = phy_irq[0];
- fs_enet_mdio_bb_data.irq[31] = -1;
-
- fs_enet_mdio_bb_data.mdio_dat.offset =
- (u32)&cpm2_immr->im_ioport.iop_pdatc;
- fs_enet_mdio_bb_data.mdio_dir.offset =
- (u32)&cpm2_immr->im_ioport.iop_pdirc;
- fs_enet_mdio_bb_data.mdc_dat.offset =
- (u32)&cpm2_immr->im_ioport.iop_pdatc;
-
- ret = platform_device_add_data(
- fs_enet_mdio_bb_dev,
- &fs_enet_mdio_bb_data,
- sizeof(struct fs_mii_bb_platform_info));
- if (ret)
- goto unreg;
- }
-
- of_node_put(phy);
- of_node_put(mdio);
-
- ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
- sizeof(struct
- fs_platform_info));
- if (ret)
- goto unreg;
- }
- }
- return 0;
-
- unreg:
- platform_device_unregister(fs_enet_dev);
- err:
- return ret;
- }
-
- arch_initcall(fs_enet_of_init);
-
- static const char scc_regs[] = "regs";
- static const char scc_pram[] = "pram";
-
- static int __init cpm_uart_of_init(void)
- {
- struct device_node *np;
- unsigned int i;
- struct platform_device *cpm_uart_dev;
- int ret;
-
- for (np = NULL, i = 0;
- (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
- i++) {
- struct resource r[3];
- struct fs_uart_platform_info cpm_uart_data;
- const int *id;
- const char *model;
-
- memset(r, 0, sizeof(r));
- memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
-
- ret = of_address_to_resource(np, 0, &r[0]);
- if (ret)
- goto err;
-
- r[0].name = scc_regs;
-
- ret = of_address_to_resource(np, 1, &r[1]);
- if (ret)
- goto err;
- r[1].name = scc_pram;
-
- of_irq_to_resource(np, 0, &r[2]);
-
- cpm_uart_dev =
- platform_device_register_simple("fsl-cpm-scc:uart", i, &r[0], 3);
-
- if (IS_ERR(cpm_uart_dev)) {
- ret = PTR_ERR(cpm_uart_dev);
- goto err;
- }
-
- id = of_get_property(np, "device-id", NULL);
- cpm_uart_data.fs_no = *id;
-
- model = of_get_property(np, "model", NULL);
- strcpy(cpm_uart_data.fs_type, model);
-
- cpm_uart_data.uart_clk = ppc_proc_freq;
-
- cpm_uart_data.tx_num_fifo = 4;
- cpm_uart_data.tx_buf_size = 32;
- cpm_uart_data.rx_num_fifo = 4;
- cpm_uart_data.rx_buf_size = 32;
- cpm_uart_data.clk_rx = *((u32 *)of_get_property(np,
- "rx-clock", NULL));
- cpm_uart_data.clk_tx = *((u32 *)of_get_property(np,
- "tx-clock", NULL));
-
- ret =
- platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
- sizeof(struct
- fs_uart_platform_info));
- if (ret)
- goto unreg;
- }
-
- return 0;
-
- unreg:
- platform_device_unregister(cpm_uart_dev);
- err:
- return ret;
- }
-
- arch_initcall(cpm_uart_of_init);
- #endif /* CONFIG_CPM2 */
-
- #ifdef CONFIG_8xx
-
- extern void init_scc_ioports(struct fs_platform_info*);
- extern int platform_device_skip(const char *model, int id);
-
- static int __init fs_enet_mdio_of_init(void)
- {
- struct device_node *np;
- unsigned int i;
- struct platform_device *mdio_dev;
- struct resource res;
- int ret;
-
- for (np = NULL, i = 0;
- (np = of_find_compatible_node(np, "mdio", "fs_enet")) != NULL;
- i++) {
- struct fs_mii_fec_platform_info mdio_data;
-
- memset(&res, 0, sizeof(res));
- memset(&mdio_data, 0, sizeof(mdio_data));
-
- ret = of_address_to_resource(np, 0, &res);
- if (ret)
- goto err;
-
- mdio_dev =
- platform_device_register_simple("fsl-cpm-fec-mdio",
- res.start, &res, 1);
- if (IS_ERR(mdio_dev)) {
- ret = PTR_ERR(mdio_dev);
- goto err;
- }
-
- mdio_data.mii_speed = ((((ppc_proc_freq + 4999999) / 2500000) / 2) & 0x3F) << 1;
-
- ret =
- platform_device_add_data(mdio_dev, &mdio_data,
- sizeof(struct fs_mii_fec_platform_info));
- if (ret)
- goto unreg;
- }
- return 0;
-
- unreg:
- platform_device_unregister(mdio_dev);
- err:
- return ret;
- }
-
- arch_initcall(fs_enet_mdio_of_init);
-
- static const char *enet_regs = "regs";
- static const char *enet_pram = "pram";
- static const char *enet_irq = "interrupt";
- static char bus_id[9][BUS_ID_SIZE];
-
- static int __init fs_enet_of_init(void)
- {
- struct device_node *np;
- unsigned int i;
- struct platform_device *fs_enet_dev = NULL;
- struct resource res;
- int ret;
-
- for (np = NULL, i = 0;
- (np = of_find_compatible_node(np, "network", "fs_enet")) != NULL;
- i++) {
- struct resource r[4];
- struct device_node *phy = NULL, *mdio = NULL;
- struct fs_platform_info fs_enet_data;
- const unsigned int *id;
- const unsigned int *phy_addr;
- const void *mac_addr;
- const phandle *ph;
- const char *model;
-
- memset(r, 0, sizeof(r));
- memset(&fs_enet_data, 0, sizeof(fs_enet_data));
-
- model = of_get_property(np, "model", NULL);
- if (model == NULL) {
- ret = -ENODEV;
- goto unreg;
- }
-
- id = of_get_property(np, "device-id", NULL);
- fs_enet_data.fs_no = *id;
-
- if (platform_device_skip(model, *id))
- continue;
-
- ret = of_address_to_resource(np, 0, &r[0]);
- if (ret)
- goto err;
- r[0].name = enet_regs;
-
- mac_addr = of_get_mac_address(np);
- if (mac_addr)
- memcpy(fs_enet_data.macaddr, mac_addr, 6);
-
- ph = of_get_property(np, "phy-handle", NULL);
- if (ph != NULL)
- phy = of_find_node_by_phandle(*ph);
-
- if (phy != NULL) {
- phy_addr = of_get_property(phy, "reg", NULL);
- fs_enet_data.phy_addr = *phy_addr;
- fs_enet_data.has_phy = 1;
-
- mdio = of_get_parent(phy);
- ret = of_address_to_resource(mdio, 0, &res);
- if (ret) {
- of_node_put(phy);
- of_node_put(mdio);
- goto unreg;
- }
- }
-
- model = of_get_property(np, "model", NULL);
- strcpy(fs_enet_data.fs_type, model);
-
- if (strstr(model, "FEC")) {
- r[1].start = r[1].end = irq_of_parse_and_map(np, 0);
- r[1].flags = IORESOURCE_IRQ;
- r[1].name = enet_irq;
-
- fs_enet_dev =
- platform_device_register_simple("fsl-cpm-fec", i, &r[0], 2);
-
- if (IS_ERR(fs_enet_dev)) {
- ret = PTR_ERR(fs_enet_dev);
- goto err;
- }
-
- fs_enet_data.rx_ring = 128;
- fs_enet_data.tx_ring = 16;
- fs_enet_data.rx_copybreak = 240;
- fs_enet_data.use_napi = 1;
- fs_enet_data.napi_weight = 17;
-
- snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%x:%02x",
- (u32)res.start, fs_enet_data.phy_addr);
- fs_enet_data.bus_id = (char*)&bus_id[i];
- fs_enet_data.init_ioports = init_fec_ioports;
- }
- if (strstr(model, "SCC")) {
- ret = of_address_to_resource(np, 1, &r[1]);
- if (ret)
- goto err;
- r[1].name = enet_pram;
-
- r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
- r[2].flags = IORESOURCE_IRQ;
- r[2].name = enet_irq;
-
- fs_enet_dev =
- platform_device_register_simple("fsl-cpm-scc", i, &r[0], 3);
-
- if (IS_ERR(fs_enet_dev)) {
- ret = PTR_ERR(fs_enet_dev);
- goto err;
- }
-
- fs_enet_data.rx_ring = 64;
- fs_enet_data.tx_ring = 8;
- fs_enet_data.rx_copybreak = 240;
- fs_enet_data.use_napi = 1;
- fs_enet_data.napi_weight = 17;
-
- snprintf((char*)&bus_id[i], BUS_ID_SIZE, "%s", "fixed@10:1");
- fs_enet_data.bus_id = (char*)&bus_id[i];
- fs_enet_data.init_ioports = init_scc_ioports;
- }
-
- of_node_put(phy);
- of_node_put(mdio);
-
- ret = platform_device_add_data(fs_enet_dev, &fs_enet_data,
- sizeof(struct
- fs_platform_info));
- if (ret)
- goto unreg;
- }
- return 0;
-
- unreg:
- platform_device_unregister(fs_enet_dev);
- err:
- return ret;
- }
-
- arch_initcall(fs_enet_of_init);
-
- static int __init fsl_pcmcia_of_init(void)
- {
- struct device_node *np;
- /*
- * Register all the devices which type is "pcmcia"
- */
- for_each_compatible_node(np, "pcmcia", "fsl,pq-pcmcia")
- of_platform_device_create(np, "m8xx-pcmcia", NULL);
- return 0;
- }
-
- arch_initcall(fsl_pcmcia_of_init);
-
- static const char *smc_regs = "regs";
- static const char *smc_pram = "pram";
-
- static int __init cpm_smc_uart_of_init(void)
- {
- struct device_node *np;
- unsigned int i;
- struct platform_device *cpm_uart_dev;
- int ret;
-
- for (np = NULL, i = 0;
- (np = of_find_compatible_node(np, "serial", "cpm_uart")) != NULL;
- i++) {
- struct resource r[3];
- struct fs_uart_platform_info cpm_uart_data;
- const int *id;
- const char *model;
-
- memset(r, 0, sizeof(r));
- memset(&cpm_uart_data, 0, sizeof(cpm_uart_data));
-
- ret = of_address_to_resource(np, 0, &r[0]);
- if (ret)
- goto err;
-
- r[0].name = smc_regs;
-
- ret = of_address_to_resource(np, 1, &r[1]);
- if (ret)
- goto err;
- r[1].name = smc_pram;
-
- r[2].start = r[2].end = irq_of_parse_and_map(np, 0);
- r[2].flags = IORESOURCE_IRQ;
-
- cpm_uart_dev =
- platform_device_register_simple("fsl-cpm-smc:uart", i, &r[0], 3);
-
- if (IS_ERR(cpm_uart_dev)) {
- ret = PTR_ERR(cpm_uart_dev);
- goto err;
- }
-
- model = of_get_property(np, "model", NULL);
- strcpy(cpm_uart_data.fs_type, model);
-
- id = of_get_property(np, "device-id", NULL);
- cpm_uart_data.fs_no = *id;
- cpm_uart_data.uart_clk = ppc_proc_freq;
-
- cpm_uart_data.tx_num_fifo = 4;
- cpm_uart_data.tx_buf_size = 32;
- cpm_uart_data.rx_num_fifo = 4;
- cpm_uart_data.rx_buf_size = 32;
-
- ret =
- platform_device_add_data(cpm_uart_dev, &cpm_uart_data,
- sizeof(struct
- fs_uart_platform_info));
- if (ret)
- goto unreg;
- }
-
- return 0;
-
- unreg:
- platform_device_unregister(cpm_uart_dev);
- err:
- return ret;
- }
-
- arch_initcall(cpm_smc_uart_of_init);
-
- #endif /* CONFIG_8xx */
- #endif /* CONFIG_PPC_CPM_NEW_BINDING */
-
static int __init of_fsl_spi_probe(char *type, char *compatible, u32 sysclk,
struct spi_board_info *board_infos,
unsigned int num_board_infos,
sysclk = get_brgfreq();
#endif
if (sysclk == -1) {
- struct device_node *np;
- const u32 *freq;
- int size;
-
- np = of_find_node_by_type(NULL, "soc");
- if (!np)
+ sysclk = fsl_get_sys_freq();
+ if (sysclk == -1)
return -ENODEV;
-
- freq = of_get_property(np, "clock-frequency", &size);
- if (!freq || size != sizeof(*freq) || *freq == 0) {
- freq = of_get_property(np, "bus-frequency", &size);
- if (!freq || size != sizeof(*freq) || *freq == 0) {
- of_node_put(np);
- return -ENODEV;
- }
- }
-
- sysclk = *freq;
- of_node_put(np);
}
ret = of_fsl_spi_probe(NULL, "fsl,spi", sysclk, board_infos,
#include <linux/initrd.h>
#include <linux/console.h>
#include <linux/delay.h>
-#include <linux/ide.h>
#include <linux/seq_file.h>
#include <linux/root_dev.h>
#include <linux/serial.h>
{
int irq;
- pr_debug("%s\n", __FUNCTION__);
+ pr_debug("%s\n", __func__);
i8259_init(0, 0);
mv64360_init_irq();
};
const long min_idsel = 10, max_idsel = 14, irqs_per_slot = 4;
- pr_debug("%s: %04x/%04x/%x: idsel=%hx pin=%hu\n", __FUNCTION__,
+ pr_debug("%s: %04x/%04x/%x: idsel=%hx pin=%hu\n", __func__,
dev->vendor, dev->device, PCI_FUNC(dev->devfn), idsel, pin);
return PCI_IRQ_TABLE_LOOKUP;
u32 data;
u8 data8;
- pr_debug("%s: enter\n", __FUNCTION__);
+ pr_debug("%s: enter\n", __func__);
/* Wait for debugger? */
if (ppc7d_wait_debugger) {
ppc_md.set_rtc_time = ppc7d_set_rtc_time;
ppc_md.get_rtc_time = ppc7d_get_rtc_time;
- pr_debug("%s: exit\n", __FUNCTION__);
+ pr_debug("%s: exit\n", __func__);
}
/* Called from machine_init(), early, before any of the __init functions
obj-$(CONFIG_EHEA) += ehea/
obj-$(CONFIG_CAN) += can/
obj-$(CONFIG_BONDING) += bonding/
-obj-$(CONFIG_ATL1) += atl1/
+obj-$(CONFIG_ATL1) += atlx/
obj-$(CONFIG_GIANFAR) += gianfar_driver.o
obj-$(CONFIG_TEHUTI) += tehuti.o
obj-$(CONFIG_TC35815) += tc35815.o
obj-$(CONFIG_SKGE) += skge.o
obj-$(CONFIG_SKY2) += sky2.o
-obj-$(CONFIG_SK98LIN) += sk98lin/
obj-$(CONFIG_SKFP) += skfp/
obj-$(CONFIG_VIA_RHINE) += via-rhine.o
obj-$(CONFIG_VIA_VELOCITY) += via-velocity.o
obj-$(CONFIG_HPLANCE) += hplance.o 7990.o
obj-$(CONFIG_MVME147_NET) += mvme147.o 7990.o
obj-$(CONFIG_EQUALIZER) += eql.o
+obj-$(CONFIG_KORINA) += korina.o
obj-$(CONFIG_MIPS_JAZZ_SONIC) += jazzsonic.o
obj-$(CONFIG_MIPS_AU1X00_ENET) += au1000_eth.o
obj-$(CONFIG_MIPS_SIM_NET) += mipsnet.o
obj-$(CONFIG_BFIN_MAC) += bfin_mac.o
obj-$(CONFIG_DM9000) += dm9000.o
obj-$(CONFIG_FEC_8XX) += fec_8xx/
- obj-$(CONFIG_PASEMI_MAC) += pasemi_mac.o
+ obj-$(CONFIG_PASEMI_MAC) += pasemi_mac_driver.o
+ pasemi_mac_driver-objs := pasemi_mac.o pasemi_mac_ethtool.o
obj-$(CONFIG_MLX4_CORE) += mlx4/
obj-$(CONFIG_ENC28J60) += enc28j60.o
* - Multiqueue RX/TX
*/
-
- /* Must be a power of two */
- #define RX_RING_SIZE 2048
- #define TX_RING_SIZE 4096
-
#define LRO_MAX_AGGR 64
#define PE_MIN_MTU 64
- #define PE_MAX_MTU 1500
+ #define PE_MAX_MTU 9000
#define PE_DEF_MTU ETH_DATA_LEN
#define DEFAULT_MSG_ENABLE \
NETIF_MSG_RX_ERR | \
NETIF_MSG_TX_ERR)
- #define TX_DESC(tx, num) ((tx)->chan.ring_virt[(num) & (TX_RING_SIZE-1)])
- #define TX_DESC_INFO(tx, num) ((tx)->ring_info[(num) & (TX_RING_SIZE-1)])
- #define RX_DESC(rx, num) ((rx)->chan.ring_virt[(num) & (RX_RING_SIZE-1)])
- #define RX_DESC_INFO(rx, num) ((rx)->ring_info[(num) & (RX_RING_SIZE-1)])
- #define RX_BUFF(rx, num) ((rx)->buffers[(num) & (RX_RING_SIZE-1)])
-
- #define RING_USED(ring) (((ring)->next_to_fill - (ring)->next_to_clean) \
- & ((ring)->size - 1))
- #define RING_AVAIL(ring) ((ring->size) - RING_USED(ring))
-
MODULE_LICENSE("GPL");
MODULE_AUTHOR ("Olof Johansson <olof@lixom.net>");
MODULE_DESCRIPTION("PA Semi PWRficient Ethernet driver");
module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "PA Semi MAC bitmapped debugging message enable value");
+ extern const struct ethtool_ops pasemi_mac_ethtool_ops;
+
static int translation_enabled(void)
{
#if defined(CONFIG_PPC_PASEMI_IOMMU_DMA_FORCE)
return (nfrags + 3) & ~1;
}
+ static struct pasemi_mac_csring *pasemi_mac_setup_csring(struct pasemi_mac *mac)
+ {
+ struct pasemi_mac_csring *ring;
+ u32 val;
+ unsigned int cfg;
+ int chno;
+
+ ring = pasemi_dma_alloc_chan(TXCHAN, sizeof(struct pasemi_mac_csring),
+ offsetof(struct pasemi_mac_csring, chan));
+
+ if (!ring) {
+ dev_err(&mac->pdev->dev, "Can't allocate checksum channel\n");
+ goto out_chan;
+ }
+
+ chno = ring->chan.chno;
+
+ ring->size = CS_RING_SIZE;
+ ring->next_to_fill = 0;
+
+ /* Allocate descriptors */
+ if (pasemi_dma_alloc_ring(&ring->chan, CS_RING_SIZE))
+ goto out_ring_desc;
+
+ write_dma_reg(PAS_DMA_TXCHAN_BASEL(chno),
+ PAS_DMA_TXCHAN_BASEL_BRBL(ring->chan.ring_dma));
+ val = PAS_DMA_TXCHAN_BASEU_BRBH(ring->chan.ring_dma >> 32);
+ val |= PAS_DMA_TXCHAN_BASEU_SIZ(CS_RING_SIZE >> 3);
+
+ write_dma_reg(PAS_DMA_TXCHAN_BASEU(chno), val);
+
+ ring->events[0] = pasemi_dma_alloc_flag();
+ ring->events[1] = pasemi_dma_alloc_flag();
+ if (ring->events[0] < 0 || ring->events[1] < 0)
+ goto out_flags;
+
+ pasemi_dma_clear_flag(ring->events[0]);
+ pasemi_dma_clear_flag(ring->events[1]);
+
+ ring->fun = pasemi_dma_alloc_fun();
+ if (ring->fun < 0)
+ goto out_fun;
+
+ cfg = PAS_DMA_TXCHAN_CFG_TY_FUNC | PAS_DMA_TXCHAN_CFG_UP |
+ PAS_DMA_TXCHAN_CFG_TATTR(ring->fun) |
+ PAS_DMA_TXCHAN_CFG_LPSQ | PAS_DMA_TXCHAN_CFG_LPDQ;
+
+ if (translation_enabled())
+ cfg |= PAS_DMA_TXCHAN_CFG_TRD | PAS_DMA_TXCHAN_CFG_TRR;
+
+ write_dma_reg(PAS_DMA_TXCHAN_CFG(chno), cfg);
+
+ /* enable channel */
+ pasemi_dma_start_chan(&ring->chan, PAS_DMA_TXCHAN_TCMDSTA_SZ |
+ PAS_DMA_TXCHAN_TCMDSTA_DB |
+ PAS_DMA_TXCHAN_TCMDSTA_DE |
+ PAS_DMA_TXCHAN_TCMDSTA_DA);
+
+ return ring;
+
+ out_fun:
+ out_flags:
+ if (ring->events[0] >= 0)
+ pasemi_dma_free_flag(ring->events[0]);
+ if (ring->events[1] >= 0)
+ pasemi_dma_free_flag(ring->events[1]);
+ pasemi_dma_free_ring(&ring->chan);
+ out_ring_desc:
+ pasemi_dma_free_chan(&ring->chan);
+ out_chan:
+
+ return NULL;
+ }
+
+ static void pasemi_mac_setup_csrings(struct pasemi_mac *mac)
+ {
+ int i;
+ mac->cs[0] = pasemi_mac_setup_csring(mac);
+ if (mac->type == MAC_TYPE_XAUI)
+ mac->cs[1] = pasemi_mac_setup_csring(mac);
+ else
+ mac->cs[1] = 0;
+
+ for (i = 0; i < MAX_CS; i++)
+ if (mac->cs[i])
+ mac->num_cs++;
+ }
+
+ static void pasemi_mac_free_csring(struct pasemi_mac_csring *csring)
+ {
+ pasemi_dma_stop_chan(&csring->chan);
+ pasemi_dma_free_flag(csring->events[0]);
+ pasemi_dma_free_flag(csring->events[1]);
+ pasemi_dma_free_ring(&csring->chan);
+ pasemi_dma_free_chan(&csring->chan);
+ pasemi_dma_free_fun(csring->fun);
+ }
+
static int pasemi_mac_setup_rx_resources(const struct net_device *dev)
{
struct pasemi_mac_rxring *ring;
cfg = PAS_DMA_TXCHAN_CFG_TY_IFACE |
PAS_DMA_TXCHAN_CFG_TATTR(mac->dma_if) |
PAS_DMA_TXCHAN_CFG_UP |
- PAS_DMA_TXCHAN_CFG_WT(2);
+ PAS_DMA_TXCHAN_CFG_WT(4);
if (translation_enabled())
cfg |= PAS_DMA_TXCHAN_CFG_TRD | PAS_DMA_TXCHAN_CFG_TRR;
u64 mactx = TX_DESC(txring, i);
struct sk_buff *skb;
- skb = TX_DESC_INFO(txring, i+1).skb;
- nr_frags = TX_DESC_INFO(txring, i).dma;
-
if ((mactx & XCT_MACTX_E) ||
(*chan->status & PAS_STATUS_ERROR))
pasemi_mac_tx_error(mac, mactx);
+ /* Skip over control descriptors */
+ if (!(mactx & XCT_MACTX_LLEN_M)) {
+ TX_DESC(txring, i) = 0;
+ TX_DESC(txring, i+1) = 0;
+ buf_count = 2;
+ continue;
+ }
+
+ skb = TX_DESC_INFO(txring, i+1).skb;
+ nr_frags = TX_DESC_INFO(txring, i).dma;
+
if (unlikely(mactx & XCT_MACTX_O))
/* Not yet transmitted */
break;
goto err;
phy_id = *prop;
- snprintf(mac->phy_id, BUS_ID_SIZE, PHY_ID_FMT, (int)r.start, phy_id);
+ snprintf(mac->phy_id, BUS_ID_SIZE, "%x:%02x", (int)r.start, phy_id);
of_node_put(phy_dn);
{
struct pasemi_mac *mac = netdev_priv(dev);
unsigned int flags;
- int ret;
-
- /* enable rx section */
- write_dma_reg(PAS_DMA_COM_RXCMD, PAS_DMA_COM_RXCMD_EN);
-
- /* enable tx section */
- write_dma_reg(PAS_DMA_COM_TXCMD, PAS_DMA_COM_TXCMD_EN);
+ int i, ret;
flags = PAS_MAC_CFG_TXP_FCE | PAS_MAC_CFG_TXP_FPC(3) |
PAS_MAC_CFG_TXP_SL(3) | PAS_MAC_CFG_TXP_COB(0xf) |
if (!mac->tx)
goto out_tx_ring;
+ /* We might already have allocated rings in case mtu was changed
+ * before interface was brought up.
+ */
+ if (dev->mtu > 1500 && !mac->num_cs) {
+ pasemi_mac_setup_csrings(mac);
+ if (!mac->num_cs)
+ goto out_tx_ring;
+ }
+
+ /* Zero out rmon counters */
+ for (i = 0; i < 32; i++)
+ write_mac_reg(mac, PAS_MAC_RMON(i), 0);
+
/* 0x3ff with 33MHz clock is about 31us */
write_iob_reg(PAS_IOB_DMA_COM_TIMEOUTCFG,
PAS_IOB_DMA_COM_TIMEOUTCFG_TCNT(0x3ff));
{
struct pasemi_mac *mac = netdev_priv(dev);
unsigned int sta;
- int rxch, txch;
+ int rxch, txch, i;
rxch = rx_ring(mac)->chan.chno;
txch = tx_ring(mac)->chan.chno;
free_irq(mac->tx->chan.irq, mac->tx);
free_irq(mac->rx->chan.irq, mac->rx);
+ for (i = 0; i < mac->num_cs; i++) {
+ pasemi_mac_free_csring(mac->cs[i]);
+ mac->cs[i] = NULL;
+ }
+
+ mac->num_cs = 0;
+
/* Free resources */
pasemi_mac_free_rx_resources(mac);
pasemi_mac_free_tx_resources(mac);
return 0;
}
+ static void pasemi_mac_queue_csdesc(const struct sk_buff *skb,
+ const dma_addr_t *map,
+ const unsigned int *map_size,
+ struct pasemi_mac_txring *txring,
+ struct pasemi_mac_csring *csring)
+ {
+ u64 fund;
+ dma_addr_t cs_dest;
+ const int nh_off = skb_network_offset(skb);
+ const int nh_len = skb_network_header_len(skb);
+ const int nfrags = skb_shinfo(skb)->nr_frags;
+ int cs_size, i, fill, hdr, cpyhdr, evt;
+ dma_addr_t csdma;
+
+ fund = XCT_FUN_ST | XCT_FUN_RR_8BRES |
+ XCT_FUN_O | XCT_FUN_FUN(csring->fun) |
+ XCT_FUN_CRM_SIG | XCT_FUN_LLEN(skb->len - nh_off) |
+ XCT_FUN_SHL(nh_len >> 2) | XCT_FUN_SE;
+
+ switch (ip_hdr(skb)->protocol) {
+ case IPPROTO_TCP:
+ fund |= XCT_FUN_SIG_TCP4;
+ /* TCP checksum is 16 bytes into the header */
+ cs_dest = map[0] + skb_transport_offset(skb) + 16;
+ break;
+ case IPPROTO_UDP:
+ fund |= XCT_FUN_SIG_UDP4;
+ /* UDP checksum is 6 bytes into the header */
+ cs_dest = map[0] + skb_transport_offset(skb) + 6;
+ break;
+ default:
+ BUG();
+ }
+
+ /* Do the checksum offloaded */
+ fill = csring->next_to_fill;
+ hdr = fill;
+
+ CS_DESC(csring, fill++) = fund;
+ /* Room for 8BRES. Checksum result is really 2 bytes into it */
+ csdma = csring->chan.ring_dma + (fill & (CS_RING_SIZE-1)) * 8 + 2;
+ CS_DESC(csring, fill++) = 0;
+
+ CS_DESC(csring, fill) = XCT_PTR_LEN(map_size[0]-nh_off) | XCT_PTR_ADDR(map[0]+nh_off);
+ for (i = 1; i <= nfrags; i++)
+ CS_DESC(csring, fill+i) = XCT_PTR_LEN(map_size[i]) | XCT_PTR_ADDR(map[i]);
+
+ fill += i;
+ if (fill & 1)
+ fill++;
+
+ /* Copy the result into the TCP packet */
+ cpyhdr = fill;
+ CS_DESC(csring, fill++) = XCT_FUN_O | XCT_FUN_FUN(csring->fun) |
+ XCT_FUN_LLEN(2) | XCT_FUN_SE;
+ CS_DESC(csring, fill++) = XCT_PTR_LEN(2) | XCT_PTR_ADDR(cs_dest) | XCT_PTR_T;
+ CS_DESC(csring, fill++) = XCT_PTR_LEN(2) | XCT_PTR_ADDR(csdma);
+ fill++;
+
+ evt = !csring->last_event;
+ csring->last_event = evt;
+
+ /* Event handshaking with MAC TX */
+ CS_DESC(csring, fill++) = CTRL_CMD_T | CTRL_CMD_META_EVT | CTRL_CMD_O |
+ CTRL_CMD_ETYPE_SET | CTRL_CMD_REG(csring->events[evt]);
+ CS_DESC(csring, fill++) = 0;
+ CS_DESC(csring, fill++) = CTRL_CMD_T | CTRL_CMD_META_EVT | CTRL_CMD_O |
+ CTRL_CMD_ETYPE_WCLR | CTRL_CMD_REG(csring->events[!evt]);
+ CS_DESC(csring, fill++) = 0;
+ csring->next_to_fill = fill & (CS_RING_SIZE-1);
+
+ cs_size = fill - hdr;
+ write_dma_reg(PAS_DMA_TXCHAN_INCR(csring->chan.chno), (cs_size) >> 1);
+
+ /* TX-side event handshaking */
+ fill = txring->next_to_fill;
+ TX_DESC(txring, fill++) = CTRL_CMD_T | CTRL_CMD_META_EVT | CTRL_CMD_O |
+ CTRL_CMD_ETYPE_WSET | CTRL_CMD_REG(csring->events[evt]);
+ TX_DESC(txring, fill++) = 0;
+ TX_DESC(txring, fill++) = CTRL_CMD_T | CTRL_CMD_META_EVT | CTRL_CMD_O |
+ CTRL_CMD_ETYPE_CLR | CTRL_CMD_REG(csring->events[!evt]);
+ TX_DESC(txring, fill++) = 0;
+ txring->next_to_fill = fill;
+
+ write_dma_reg(PAS_DMA_TXCHAN_INCR(txring->chan.chno), 2);
+
+ return;
+ }
+
static int pasemi_mac_start_tx(struct sk_buff *skb, struct net_device *dev)
{
- struct pasemi_mac *mac = netdev_priv(dev);
- struct pasemi_mac_txring *txring;
- u64 dflags, mactx;
+ struct pasemi_mac * const mac = netdev_priv(dev);
+ struct pasemi_mac_txring * const txring = tx_ring(mac);
+ struct pasemi_mac_csring *csring;
+ u64 dflags = 0;
+ u64 mactx;
dma_addr_t map[MAX_SKB_FRAGS+1];
unsigned int map_size[MAX_SKB_FRAGS+1];
unsigned long flags;
int i, nfrags;
int fill;
+ const int nh_off = skb_network_offset(skb);
+ const int nh_len = skb_network_header_len(skb);
- dflags = XCT_MACTX_O | XCT_MACTX_ST | XCT_MACTX_CRC_PAD;
-
- if (skb->ip_summed == CHECKSUM_PARTIAL) {
- const unsigned char *nh = skb_network_header(skb);
+ prefetch(&txring->ring_info);
- switch (ip_hdr(skb)->protocol) {
- case IPPROTO_TCP:
- dflags |= XCT_MACTX_CSUM_TCP;
- dflags |= XCT_MACTX_IPH(skb_network_header_len(skb) >> 2);
- dflags |= XCT_MACTX_IPO(nh - skb->data);
- break;
- case IPPROTO_UDP:
- dflags |= XCT_MACTX_CSUM_UDP;
- dflags |= XCT_MACTX_IPH(skb_network_header_len(skb) >> 2);
- dflags |= XCT_MACTX_IPO(nh - skb->data);
- break;
- }
- }
+ dflags = XCT_MACTX_O | XCT_MACTX_ST | XCT_MACTX_CRC_PAD;
nfrags = skb_shinfo(skb)->nr_frags;
}
}
- mactx = dflags | XCT_MACTX_LLEN(skb->len);
+ if (skb->ip_summed == CHECKSUM_PARTIAL && skb->len <= 1540) {
+ switch (ip_hdr(skb)->protocol) {
+ case IPPROTO_TCP:
+ dflags |= XCT_MACTX_CSUM_TCP;
+ dflags |= XCT_MACTX_IPH(nh_len >> 2);
+ dflags |= XCT_MACTX_IPO(nh_off);
+ break;
+ case IPPROTO_UDP:
+ dflags |= XCT_MACTX_CSUM_UDP;
+ dflags |= XCT_MACTX_IPH(nh_len >> 2);
+ dflags |= XCT_MACTX_IPO(nh_off);
+ break;
+ default:
+ WARN_ON(1);
+ }
+ }
- txring = tx_ring(mac);
+ mactx = dflags | XCT_MACTX_LLEN(skb->len);
spin_lock_irqsave(&txring->lock, flags);
- fill = txring->next_to_fill;
-
/* Avoid stepping on the same cache line that the DMA controller
* is currently about to send, so leave at least 8 words available.
* Total free space needed is mactx + fragments + 8
*/
- if (RING_AVAIL(txring) < nfrags + 10) {
+ if (RING_AVAIL(txring) < nfrags + 14) {
/* no room -- stop the queue and wait for tx intr */
netif_stop_queue(dev);
goto out_err;
}
+ /* Queue up checksum + event descriptors, if needed */
+ if (mac->num_cs && skb->ip_summed == CHECKSUM_PARTIAL && skb->len > 1540) {
+ csring = mac->cs[mac->last_cs];
+ mac->last_cs = (mac->last_cs + 1) % mac->num_cs;
+
+ pasemi_mac_queue_csdesc(skb, map, map_size, txring, csring);
+ }
+
+ fill = txring->next_to_fill;
TX_DESC(txring, fill) = mactx;
TX_DESC_INFO(txring, fill).dma = nfrags;
fill++;
return pkts;
}
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ /*
+ * Polling 'interrupt' - used by things like netconsole to send skbs
+ * without having to re-enable interrupts. It's not called while
+ * the interrupt routine is executing.
+ */
+ static void pasemi_mac_netpoll(struct net_device *dev)
+ {
+ const struct pasemi_mac *mac = netdev_priv(dev);
+
+ disable_irq(mac->tx->chan.irq);
+ pasemi_mac_tx_intr(mac->tx->chan.irq, mac->tx);
+ enable_irq(mac->tx->chan.irq);
+
+ disable_irq(mac->rx->chan.irq);
+ pasemi_mac_rx_intr(mac->rx->chan.irq, mac->rx);
+ enable_irq(mac->rx->chan.irq);
+ }
+ #endif
+
static int pasemi_mac_change_mtu(struct net_device *dev, int new_mtu)
{
struct pasemi_mac *mac = netdev_priv(dev);
unsigned int reg;
- unsigned int rcmdsta;
+ unsigned int rcmdsta = 0;
int running;
+ int ret = 0;
if (new_mtu < PE_MIN_MTU || new_mtu > PE_MAX_MTU)
return -EINVAL;
pasemi_mac_pause_rxint(mac);
pasemi_mac_clean_rx(rx_ring(mac), RX_RING_SIZE);
pasemi_mac_free_rx_buffers(mac);
+
+ }
+
+ /* Setup checksum channels if large MTU and none already allocated */
+ if (new_mtu > 1500 && !mac->num_cs) {
+ pasemi_mac_setup_csrings(mac);
+ if (!mac->num_cs) {
+ ret = -ENOMEM;
+ goto out;
+ }
}
/* Change maxf, i.e. what size frames are accepted.
/* MTU + ETH_HLEN + VLAN_HLEN + 2 64B cachelines */
mac->bufsz = new_mtu + ETH_HLEN + ETH_FCS_LEN + LOCAL_SKB_ALIGN + 128;
+ out:
if (running) {
write_dma_reg(PAS_DMA_RXINT_RCMDSTA(mac->dma_if),
rcmdsta | PAS_DMA_RXINT_RCMDSTA_EN);
pasemi_mac_intf_enable(mac);
}
- return 0;
+ return ret;
}
static int __devinit
netif_napi_add(dev, &mac->napi, pasemi_mac_poll, 64);
dev->features = NETIF_F_IP_CSUM | NETIF_F_LLTX | NETIF_F_SG |
- NETIF_F_HIGHDMA;
+ NETIF_F_HIGHDMA | NETIF_F_GSO;
mac->lro_mgr.max_aggr = LRO_MAX_AGGR;
mac->lro_mgr.max_desc = MAX_LRO_DESCRIPTORS;
dev->mtu = PE_DEF_MTU;
/* 1500 MTU + ETH_HLEN + VLAN_HLEN + 2 64B cachelines */
mac->bufsz = dev->mtu + ETH_HLEN + ETH_FCS_LEN + LOCAL_SKB_ALIGN + 128;
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ dev->poll_controller = pasemi_mac_netpoll;
+ #endif
dev->change_mtu = pasemi_mac_change_mtu;
+ dev->ethtool_ops = &pasemi_mac_ethtool_ops;
if (err)
goto out;
struct device_node *phy;
int err, ucc_num, max_speed = 0;
const phandle *ph;
+ const u32 *fixed_link;
const unsigned int *prop;
const char *sprop;
const void *mac_addr;
ugeth_vdbg("%s: IN", __FUNCTION__);
- prop = of_get_property(np, "device-id", NULL);
+ prop = of_get_property(np, "cell-index", NULL);
+ if (!prop) {
+ prop = of_get_property(np, "device-id", NULL);
+ if (!prop)
+ return -ENODEV;
+ }
+
ucc_num = *prop - 1;
if ((ucc_num < 0) || (ucc_num > 7))
return -ENODEV;
ug_info->uf_info.regs = res.start;
ug_info->uf_info.irq = irq_of_parse_and_map(np, 0);
+ fixed_link = of_get_property(np, "fixed-link", NULL);
+ if (fixed_link) {
+ ug_info->mdio_bus = 0;
+ ug_info->phy_address = fixed_link[0];
+ phy = NULL;
+ } else {
+ ph = of_get_property(np, "phy-handle", NULL);
+ phy = of_find_node_by_phandle(*ph);
+
+ if (phy == NULL)
+ return -ENODEV;
- ph = of_get_property(np, "phy-handle", NULL);
- phy = of_find_node_by_phandle(*ph);
+ /* set the PHY address */
+ prop = of_get_property(phy, "reg", NULL);
+ if (prop == NULL)
+ return -1;
+ ug_info->phy_address = *prop;
- if (phy == NULL)
- return -ENODEV;
+ /* Set the bus id */
+ mdio = of_get_parent(phy);
+
+ if (mdio == NULL)
+ return -1;
+
+ err = of_address_to_resource(mdio, 0, &res);
+ of_node_put(mdio);
+
+ if (err)
+ return -1;
- /* set the PHY address */
- prop = of_get_property(phy, "reg", NULL);
- if (prop == NULL)
- return -1;
- ug_info->phy_address = *prop;
+ snprintf(ug_info->mdio_bus, MII_BUS_ID_SIZE, "%x", res.start);
+ }
/* get the phy interface type, or default to MII */
prop = of_get_property(np, "phy-connection-type", NULL);
ug_info->numThreadsRx = UCC_GETH_NUM_OF_THREADS_4;
}
- /* Set the bus id */
- mdio = of_get_parent(phy);
-
- if (mdio == NULL)
- return -1;
-
- err = of_address_to_resource(mdio, 0, &res);
- of_node_put(mdio);
-
- if (err)
- return -1;
-
- ug_info->mdio_bus = res.start;
-
if (netif_msg_probe(&debug))
printk(KERN_INFO "ucc_geth: UCC%1d at 0x%8x (irq = %d) \n",
ug_info->uf_info.ucc_num + 1, ug_info->uf_info.regs,
if (err)
goto reg_map_fail;
- new_bus->id = res.start;
+ snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", res.start);
new_bus->irq = kmalloc(32 * sizeof(int), GFP_KERNEL);
if ((res.start >= tempres.start) &&
(res.end <= tempres.end)) {
/* set this UCC to be the MII master */
- const u32 *id = of_get_property(tempnp, "device-id", NULL);
- if (id == NULL)
- goto bus_register_fail;
+ const u32 *id;
+
+ id = of_get_property(tempnp, "cell-index", NULL);
+ if (!id) {
+ id = of_get_property(tempnp, "device-id", NULL);
+ if (!id)
+ goto bus_register_fail;
+ }
ucc_set_qe_mux_mii_mng(*id - 1);
obj-$(CONFIG_DEBUG_SPINLOCK) += spinlock_debug.o
lib-$(CONFIG_RWSEM_GENERIC_SPINLOCK) += rwsem-spinlock.o
lib-$(CONFIG_RWSEM_XCHGADD_ALGORITHM) += rwsem.o
-lib-$(CONFIG_SEMAPHORE_SLEEPERS) += semaphore-sleepers.o
lib-$(CONFIG_GENERIC_FIND_NEXT_BIT) += find_next_bit.o
obj-$(CONFIG_GENERIC_HWEIGHT) += hweight.o
obj-$(CONFIG_LOCK_KERNEL) += kernel_lock.o
obj-$(CONFIG_TEXTSEARCH_BM) += ts_bm.o
obj-$(CONFIG_TEXTSEARCH_FSM) += ts_fsm.o
obj-$(CONFIG_SMP) += percpu_counter.o
-obj-$(CONFIG_SMP) += pcounter.o
obj-$(CONFIG_AUDIT_GENERIC) += audit.o
obj-$(CONFIG_SWIOTLB) += swiotlb.o
lib-$(CONFIG_GENERIC_BUG) += bug.o
+ obj-$(CONFIG_HAVE_LMB) += lmb.o
+
hostprogs-y := gen_crc32table
clean-files := crc32table.h
projects / linux-2.6-block.git / commitdiff