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author | Stephen Rothwell <sfr@canb.auug.org.au> | 2012-03-15 19:18:00 +0100 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-03-21 01:16:11 +0100 |
commit | f5339277eb8d3aed37f12a27988366f68ab68930 (patch) | |
tree | 4b8f14bb6144b128a2d3741aad21bfe24ba15b0d /arch/powerpc/kernel/lparcfg.c | |
parent | tty/hvc_vio: FW_FEATURE_ISERIES is no longer selectable (diff) | |
download | linux-f5339277eb8d3aed37f12a27988366f68ab68930.tar.xz linux-f5339277eb8d3aed37f12a27988366f68ab68930.zip |
powerpc: Remove FW_FEATURE ISERIES from arch code
This is no longer selectable, so just remove all the dependent code.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/kernel/lparcfg.c')
-rw-r--r-- | arch/powerpc/kernel/lparcfg.c | 108 |
1 files changed, 7 insertions, 101 deletions
diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c index 578f35f18723..ac12bd80ad95 100644 --- a/arch/powerpc/kernel/lparcfg.c +++ b/arch/powerpc/kernel/lparcfg.c @@ -26,7 +26,6 @@ #include <linux/seq_file.h> #include <linux/slab.h> #include <asm/uaccess.h> -#include <asm/iseries/hv_lp_config.h> #include <asm/lppaca.h> #include <asm/hvcall.h> #include <asm/firmware.h> @@ -55,80 +54,14 @@ static unsigned long get_purr(void) int cpu; for_each_possible_cpu(cpu) { - if (firmware_has_feature(FW_FEATURE_ISERIES)) - sum_purr += lppaca_of(cpu).emulated_time_base; - else { - struct cpu_usage *cu; + struct cpu_usage *cu; - cu = &per_cpu(cpu_usage_array, cpu); - sum_purr += cu->current_tb; - } + cu = &per_cpu(cpu_usage_array, cpu); + sum_purr += cu->current_tb; } return sum_purr; } -#ifdef CONFIG_PPC_ISERIES - -/* - * Methods used to fetch LPAR data when running on an iSeries platform. - */ -static int iseries_lparcfg_data(struct seq_file *m, void *v) -{ - unsigned long pool_id; - int shared, entitled_capacity, max_entitled_capacity; - int processors, max_processors; - unsigned long purr = get_purr(); - - shared = (int)(local_paca->lppaca_ptr->shared_proc); - - seq_printf(m, "system_active_processors=%d\n", - (int)HvLpConfig_getSystemPhysicalProcessors()); - - seq_printf(m, "system_potential_processors=%d\n", - (int)HvLpConfig_getSystemPhysicalProcessors()); - - processors = (int)HvLpConfig_getPhysicalProcessors(); - seq_printf(m, "partition_active_processors=%d\n", processors); - - max_processors = (int)HvLpConfig_getMaxPhysicalProcessors(); - seq_printf(m, "partition_potential_processors=%d\n", max_processors); - - if (shared) { - entitled_capacity = HvLpConfig_getSharedProcUnits(); - max_entitled_capacity = HvLpConfig_getMaxSharedProcUnits(); - } else { - entitled_capacity = processors * 100; - max_entitled_capacity = max_processors * 100; - } - seq_printf(m, "partition_entitled_capacity=%d\n", entitled_capacity); - - seq_printf(m, "partition_max_entitled_capacity=%d\n", - max_entitled_capacity); - - if (shared) { - pool_id = HvLpConfig_getSharedPoolIndex(); - seq_printf(m, "pool=%d\n", (int)pool_id); - seq_printf(m, "pool_capacity=%d\n", - (int)(HvLpConfig_getNumProcsInSharedPool(pool_id) * - 100)); - seq_printf(m, "purr=%ld\n", purr); - } - - seq_printf(m, "shared_processor_mode=%d\n", shared); - - return 0; -} - -#else /* CONFIG_PPC_ISERIES */ - -static int iseries_lparcfg_data(struct seq_file *m, void *v) -{ - return 0; -} - -#endif /* CONFIG_PPC_ISERIES */ - -#ifdef CONFIG_PPC_PSERIES /* * Methods used to fetch LPAR data when running on a pSeries platform. */ @@ -648,8 +581,7 @@ static ssize_t lparcfg_write(struct file *file, const char __user * buf, u8 new_weight, *new_weight_ptr = &new_weight; ssize_t retval; - if (!firmware_has_feature(FW_FEATURE_SPLPAR) || - firmware_has_feature(FW_FEATURE_ISERIES)) + if (!firmware_has_feature(FW_FEATURE_SPLPAR)) return -EINVAL; if (count > kbuf_sz) @@ -709,21 +641,6 @@ static ssize_t lparcfg_write(struct file *file, const char __user * buf, return retval; } -#else /* CONFIG_PPC_PSERIES */ - -static int pseries_lparcfg_data(struct seq_file *m, void *v) -{ - return 0; -} - -static ssize_t lparcfg_write(struct file *file, const char __user * buf, - size_t count, loff_t * off) -{ - return -EINVAL; -} - -#endif /* CONFIG_PPC_PSERIES */ - static int lparcfg_data(struct seq_file *m, void *v) { struct device_node *rootdn; @@ -738,19 +655,11 @@ static int lparcfg_data(struct seq_file *m, void *v) rootdn = of_find_node_by_path("/"); if (rootdn) { tmp = of_get_property(rootdn, "model", NULL); - if (tmp) { + if (tmp) model = tmp; - /* Skip "IBM," - see platforms/iseries/dt.c */ - if (firmware_has_feature(FW_FEATURE_ISERIES)) - model += 4; - } tmp = of_get_property(rootdn, "system-id", NULL); - if (tmp) { + if (tmp) system_id = tmp; - /* Skip "IBM," - see platforms/iseries/dt.c */ - if (firmware_has_feature(FW_FEATURE_ISERIES)) - system_id += 4; - } lp_index_ptr = of_get_property(rootdn, "ibm,partition-no", NULL); if (lp_index_ptr) @@ -761,8 +670,6 @@ static int lparcfg_data(struct seq_file *m, void *v) seq_printf(m, "system_type=%s\n", model); seq_printf(m, "partition_id=%d\n", (int)lp_index); - if (firmware_has_feature(FW_FEATURE_ISERIES)) - return iseries_lparcfg_data(m, v); return pseries_lparcfg_data(m, v); } @@ -786,8 +693,7 @@ static int __init lparcfg_init(void) umode_t mode = S_IRUSR | S_IRGRP | S_IROTH; /* Allow writing if we have FW_FEATURE_SPLPAR */ - if (firmware_has_feature(FW_FEATURE_SPLPAR) && - !firmware_has_feature(FW_FEATURE_ISERIES)) + if (firmware_has_feature(FW_FEATURE_SPLPAR)) mode |= S_IWUSR; ent = proc_create("powerpc/lparcfg", mode, NULL, &lparcfg_fops); |