From f2d576948d6cec16e4aae201d738c4f22039a551 Mon Sep 17 00:00:00 2001 From: Benjamin Herrenschmidt Date: Tue, 5 Jul 2016 15:04:06 +1000 Subject: [PATCH] powerpc: Get rid of ppc_md.init_early() It is now called right after platform probe, so the probe function can just do the job. Signed-off-by: Benjamin Herrenschmidt Signed-off-by: Michael Ellerman --- arch/powerpc/include/asm/machdep.h | 1 - arch/powerpc/kernel/setup_32.c | 3 --- arch/powerpc/kernel/setup_64.c | 8 -------- arch/powerpc/platforms/512x/mpc5121_ads.c | 8 ++++++-- arch/powerpc/platforms/512x/mpc512x_generic.c | 8 ++++++-- arch/powerpc/platforms/512x/pdm360ng.c | 8 ++++++-- arch/powerpc/platforms/chrp/setup.c | 5 +++-- arch/powerpc/platforms/embedded6xx/c2k.c | 4 +++- arch/powerpc/platforms/embedded6xx/gamecube.c | 8 ++------ arch/powerpc/platforms/embedded6xx/wii.c | 8 ++------ arch/powerpc/platforms/maple/setup.c | 15 ++------------- arch/powerpc/platforms/pasemi/setup.c | 8 ++------ arch/powerpc/platforms/powermac/setup.c | 5 +++-- arch/powerpc/platforms/powernv/setup.c | 5 +++-- arch/powerpc/platforms/pseries/setup.c | 9 +++++---- 15 files changed, 43 insertions(+), 60 deletions(-) diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index 5b2edf5..76f5398 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -53,7 +53,6 @@ struct machdep_calls { int (*probe)(void); void (*setup_arch)(void); /* Optional, may be NULL */ - void (*init_early)(void); /* Optional, may be NULL. */ void (*show_cpuinfo)(struct seq_file *m); void (*show_percpuinfo)(struct seq_file *m, int i); diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index e7bb4e76..22347e87 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -263,9 +263,6 @@ void __init setup_arch(char **cmdline_p) setup_power_save(); - if (ppc_md.init_early) - ppc_md.init_early(); - find_legacy_serial_ports(); smp_setup_cpu_maps(); diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 883d527..8b9768a 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -511,14 +511,6 @@ void __init setup_system(void) /* Probe the machine type */ probe_machine(); - /* - * Do some platform specific early initializations, that includes - * setting up the hash table pointers. It also sets up some interrupt-mapping - * related options that will be used by finish_device_tree() - */ - if (ppc_md.init_early) - ppc_md.init_early(); - /* * We can discover serial ports now since the above did setup the * hash table management for us, thus ioremap works. We do that early diff --git a/arch/powerpc/platforms/512x/mpc5121_ads.c b/arch/powerpc/platforms/512x/mpc5121_ads.c index 4e03f04..f65d503 100644 --- a/arch/powerpc/platforms/512x/mpc5121_ads.c +++ b/arch/powerpc/platforms/512x/mpc5121_ads.c @@ -57,7 +57,12 @@ static void __init mpc5121_ads_init_IRQ(void) */ static int __init mpc5121_ads_probe(void) { - return of_machine_is_compatible("fsl,mpc5121ads"); + if (!of_machine_is_compatible("fsl,mpc5121ads")) + return 0; + + mpc512x_init_early(); + + return 1; } define_machine(mpc5121_ads) { @@ -65,7 +70,6 @@ define_machine(mpc5121_ads) { .probe = mpc5121_ads_probe, .setup_arch = mpc5121_ads_setup_arch, .init = mpc512x_init, - .init_early = mpc512x_init_early, .init_IRQ = mpc5121_ads_init_IRQ, .get_irq = ipic_get_irq, .calibrate_decr = generic_calibrate_decr, diff --git a/arch/powerpc/platforms/512x/mpc512x_generic.c b/arch/powerpc/platforms/512x/mpc512x_generic.c index 87eba17..bf884d3 100644 --- a/arch/powerpc/platforms/512x/mpc512x_generic.c +++ b/arch/powerpc/platforms/512x/mpc512x_generic.c @@ -38,14 +38,18 @@ static const char * const board[] __initconst = { */ static int __init mpc512x_generic_probe(void) { - return of_device_compatible_match(of_root, board); + if (!of_device_compatible_match(of_root, board)) + return 0; + + mpc512x_init_early(); + + return 1; } define_machine(mpc512x_generic) { .name = "MPC512x generic", .probe = mpc512x_generic_probe, .init = mpc512x_init, - .init_early = mpc512x_init_early, .setup_arch = mpc512x_setup_arch, .init_IRQ = mpc512x_init_IRQ, .get_irq = ipic_get_irq, diff --git a/arch/powerpc/platforms/512x/pdm360ng.c b/arch/powerpc/platforms/512x/pdm360ng.c index f9cad19..dc81f05 100644 --- a/arch/powerpc/platforms/512x/pdm360ng.c +++ b/arch/powerpc/platforms/512x/pdm360ng.c @@ -113,7 +113,12 @@ void __init pdm360ng_init(void) static int __init pdm360ng_probe(void) { - return of_machine_is_compatible("ifm,pdm360ng"); + if (!of_machine_is_compatible("ifm,pdm360ng")) + return 0; + + mpc512x_init_early(); + + return 1; } define_machine(pdm360ng) { @@ -121,7 +126,6 @@ define_machine(pdm360ng) { .probe = pdm360ng_probe, .setup_arch = mpc512x_setup_arch, .init = pdm360ng_init, - .init_early = mpc512x_init_early, .init_IRQ = mpc512x_init_IRQ, .get_irq = ipic_get_irq, .calibrate_decr = generic_calibrate_decr, diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c index c55002f..bfb3006 100644 --- a/arch/powerpc/platforms/chrp/setup.c +++ b/arch/powerpc/platforms/chrp/setup.c @@ -253,7 +253,7 @@ static void __noreturn briq_restart(char *cmd) * But unfortunately, the firmware does not connect /chosen/{stdin,stdout} * the the built-in serial node. Instead, a /failsafe node is created. */ -static __init void chrp_init_early(void) +static __init void chrp_init(void) { struct device_node *node; const char *property; @@ -587,6 +587,8 @@ static int __init chrp_probe(void) pm_power_off = rtas_power_off; + chrp_init(); + return 1; } @@ -595,7 +597,6 @@ define_machine(chrp) { .probe = chrp_probe, .setup_arch = chrp_setup_arch, .init = chrp_init2, - .init_early = chrp_init_early, .show_cpuinfo = chrp_show_cpuinfo, .init_IRQ = chrp_init_IRQ, .restart = rtas_restart, diff --git a/arch/powerpc/platforms/embedded6xx/c2k.c b/arch/powerpc/platforms/embedded6xx/c2k.c index 7fef40e..d19e4e7 100644 --- a/arch/powerpc/platforms/embedded6xx/c2k.c +++ b/arch/powerpc/platforms/embedded6xx/c2k.c @@ -130,6 +130,9 @@ static int __init c2k_probe(void) _set_L2CR(0); _set_L2CR(L2CR_L2E | L2CR_L2PE | L2CR_L2I); + + mv64x60_init_early(); + return 1; } @@ -137,7 +140,6 @@ define_machine(c2k) { .name = "C2K", .probe = c2k_probe, .setup_arch = c2k_setup_arch, - .init_early = mv64x60_init_early, .show_cpuinfo = c2k_show_cpuinfo, .init_IRQ = mv64x60_init_irq, .get_irq = mv64x60_get_irq, diff --git a/arch/powerpc/platforms/embedded6xx/gamecube.c b/arch/powerpc/platforms/embedded6xx/gamecube.c index f5a837f..36789ce 100644 --- a/arch/powerpc/platforms/embedded6xx/gamecube.c +++ b/arch/powerpc/platforms/embedded6xx/gamecube.c @@ -54,11 +54,6 @@ static void __noreturn gamecube_halt(void) gamecube_restart(NULL); } -static void __init gamecube_init_early(void) -{ - ug_udbg_init(); -} - static int __init gamecube_probe(void) { if (!of_machine_is_compatible("nintendo,gamecube")) @@ -66,6 +61,8 @@ static int __init gamecube_probe(void) pm_power_off = gamecube_power_off; + ug_udbg_init(); + return 1; } @@ -77,7 +74,6 @@ static void gamecube_shutdown(void) define_machine(gamecube) { .name = "gamecube", .probe = gamecube_probe, - .init_early = gamecube_init_early, .restart = gamecube_restart, .halt = gamecube_halt, .init_IRQ = flipper_pic_probe, diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c index fe3e769..3fd683e 100644 --- a/arch/powerpc/platforms/embedded6xx/wii.c +++ b/arch/powerpc/platforms/embedded6xx/wii.c @@ -192,11 +192,6 @@ static void __noreturn wii_halt(void) wii_spin(); } -static void __init wii_init_early(void) -{ - ug_udbg_init(); -} - static void __init wii_pic_probe(void) { flipper_pic_probe(); @@ -210,6 +205,8 @@ static int __init wii_probe(void) pm_power_off = wii_power_off; + ug_udbg_init(); + return 1; } @@ -222,7 +219,6 @@ static void wii_shutdown(void) define_machine(wii) { .name = "wii", .probe = wii_probe, - .init_early = wii_init_early, .setup_arch = wii_setup_arch, .restart = wii_restart, .halt = wii_halt, diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c index d3d44cb..3c30c7a 100644 --- a/arch/powerpc/platforms/maple/setup.c +++ b/arch/powerpc/platforms/maple/setup.c @@ -198,18 +198,6 @@ void __init maple_setup_arch(void) mmio_nvram_init(); } -/* - * Early initialization. - */ -static void __init maple_init_early(void) -{ - DBG(" -> maple_init_early\n"); - - iommu_init_early_dart(&maple_pci_controller_ops); - - DBG(" <- maple_init_early\n"); -} - /* * This is almost identical to pSeries and CHRP. We need to make that * code generic at one point, with appropriate bits in the device-tree to @@ -306,6 +294,8 @@ static int __init maple_probe(void) pm_power_off = maple_power_off; + iommu_init_early_dart(&maple_pci_controller_ops); + return 1; } @@ -313,7 +303,6 @@ define_machine(maple) { .name = "Maple", .probe = maple_probe, .setup_arch = maple_setup_arch, - .init_early = maple_init_early, .init_IRQ = maple_init_IRQ, .pci_irq_fixup = maple_pci_irq_fixup, .pci_get_legacy_ide_irq = maple_pci_get_legacy_ide_irq, diff --git a/arch/powerpc/platforms/pasemi/setup.c b/arch/powerpc/platforms/pasemi/setup.c index ec810dd..e86c1bd 100644 --- a/arch/powerpc/platforms/pasemi/setup.c +++ b/arch/powerpc/platforms/pasemi/setup.c @@ -339,11 +339,6 @@ out: return !!(srr1 & 0x2); } -static void __init pas_init_early(void) -{ - iommu_init_early_pasemi(); -} - #ifdef CONFIG_PCMCIA static int pcmcia_notify(struct notifier_block *nb, unsigned long action, void *data) @@ -424,6 +419,8 @@ static int __init pas_probe(void) !of_machine_is_compatible("pasemi,pwrficient")) return 0; + iommu_init_early_pasemi(); + return 1; } @@ -431,7 +428,6 @@ define_machine(pasemi) { .name = "PA Semi PWRficient", .probe = pas_probe, .setup_arch = pas_setup_arch, - .init_early = pas_init_early, .init_IRQ = pas_init_IRQ, .get_irq = mpic_get_irq, .restart = pas_restart, diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index 60ca40ac..3de4a7c 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -452,7 +452,7 @@ pmac_halt(void) /* * Early initialization. */ -static void __init pmac_init_early(void) +static void __init pmac_init(void) { /* Enable early btext debug if requested */ if (strstr(boot_command_line, "btextdbg")) { @@ -603,6 +603,8 @@ static int __init pmac_probe(void) pm_power_off = pmac_power_off; + pmac_init(); + return 1; } @@ -610,7 +612,6 @@ define_machine(powermac) { .name = "PowerMac", .probe = pmac_probe, .setup_arch = pmac_setup_arch, - .init_early = pmac_init_early, .show_cpuinfo = pmac_show_cpuinfo, .init_IRQ = pmac_pic_init, .get_irq = NULL, /* changed later */ diff --git a/arch/powerpc/platforms/powernv/setup.c b/arch/powerpc/platforms/powernv/setup.c index 8865efa..efe8b6b 100644 --- a/arch/powerpc/platforms/powernv/setup.c +++ b/arch/powerpc/platforms/powernv/setup.c @@ -58,7 +58,7 @@ static void __init pnv_setup_arch(void) /* XXX PMCS */ } -static void __init pnv_init_early(void) +static void __init pnv_init(void) { /* * Initialize the LPC bus now so that legacy serial @@ -276,6 +276,8 @@ static int __init pnv_probe(void) pr_debug("PowerNV detected !\n"); + pnv_init(); + return 1; } @@ -301,7 +303,6 @@ static unsigned long pnv_get_proc_freq(unsigned int cpu) define_machine(powernv) { .name = "PowerNV", .probe = pnv_probe, - .init_early = pnv_init_early, .setup_arch = pnv_setup_arch, .init_IRQ = pnv_init_IRQ, .show_cpuinfo = pnv_show_cpuinfo, diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 6988b9d..4ffcaa6 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -620,9 +620,9 @@ static void pSeries_cmo_feature_init(void) /* * Early initialization. Relocation is on but do not reference unbolted pages */ -static void __init pSeries_init_early(void) +static void __init pseries_init(void) { - pr_debug(" -> pSeries_init_early()\n"); + pr_debug(" -> pseries_init()\n"); #ifdef CONFIG_HVC_CONSOLE if (firmware_has_feature(FW_FEATURE_LPAR)) @@ -639,7 +639,7 @@ static void __init pSeries_init_early(void) pSeries_cmo_feature_init(); iommu_init_early_pSeries(); - pr_debug(" <- pSeries_init_early()\n"); + pr_debug(" <- pseries_init()\n"); } /** @@ -691,6 +691,8 @@ static int __init pSeries_probe(void) pr_debug("Machine is%s LPAR !\n", (powerpc_firmware_features & FW_FEATURE_LPAR) ? "" : " not"); + pseries_init(); + return 1; } @@ -709,7 +711,6 @@ define_machine(pseries) { .name = "pSeries", .probe = pSeries_probe, .setup_arch = pSeries_setup_arch, - .init_early = pSeries_init_early, .init_IRQ = pseries_init_irq, .show_cpuinfo = pSeries_show_cpuinfo, .log_error = pSeries_log_error, -- 2.7.4