powerpc: Fix places where ppc_md.show_[per]cpuinfo was treated as int

I missed a few places where ppc code was still assuming that the
ppc_md.show_[per]cpuinfo functions returned int.
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/powerpc/kernel/setup_32.c

@@ -150,7 +150,6 @@ extern u32 cpu_temp_both(unsigned long cpu);
 int show_cpuinfo(struct seq_file *m, void *v)
 {
 	int i = (int) v - 1;
-	int err = 0;
 	unsigned int pvr;
 	unsigned short maj, min;
 	unsigned long lpj;
@@ -167,8 +166,8 @@ int show_cpuinfo(struct seq_file *m, void *v)
 #endif /* CONFIG_SMP */
 
 		if (ppc_md.show_cpuinfo != NULL)
-			err = ppc_md.show_cpuinfo(m);
-		return err;
+			ppc_md.show_cpuinfo(m);
+		return 0;
 	}
 
 #ifdef CONFIG_SMP
@@ -210,15 +209,12 @@ int show_cpuinfo(struct seq_file *m, void *v)
 	}
 #endif /* CONFIG_TAU */
 
-	if (ppc_md.show_percpuinfo != NULL) {
-		err = ppc_md.show_percpuinfo(m, i);
-		if (err)
-			return err;
-	}
+	if (ppc_md.show_percpuinfo != NULL)
+		ppc_md.show_percpuinfo(m, i);
 
 	/* If we are a Freescale core do a simple check so
 	 * we dont have to keep adding cases in the future */
-	if ((PVR_VER(pvr) & 0x8000) == 0x8000) {
+	if (PVR_VER(pvr) & 0x8000) {
 		maj = PVR_MAJ(pvr);
 		min = PVR_MIN(pvr);
 	} else {

arch/powerpc/platforms/powermac/setup.c

@@ -104,24 +104,26 @@ extern struct smp_ops_t psurge_smp_ops;
 extern struct smp_ops_t core99_smp_ops;
 #endif /* CONFIG_SMP */
 
-static int
-pmac_show_cpuinfo(struct seq_file *m)
+static void pmac_show_cpuinfo(struct seq_file *m)
 {
 	struct device_node *np;
 	char *pp;
 	int plen;
-	int mbmodel = pmac_call_feature(PMAC_FTR_GET_MB_INFO,
-		NULL, PMAC_MB_INFO_MODEL, 0);
-	unsigned int mbflags = (unsigned int)pmac_call_feature(PMAC_FTR_GET_MB_INFO,
-		NULL, PMAC_MB_INFO_FLAGS, 0);
+	int mbmodel;
+	unsigned int mbflags;
 	char* mbname;
 
-	if (pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL, PMAC_MB_INFO_NAME, (int)&mbname) != 0)
+	mbmodel = pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL,
+				    PMAC_MB_INFO_MODEL, 0);
+	mbflags = pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL,
+				    PMAC_MB_INFO_FLAGS, 0);
+	if (pmac_call_feature(PMAC_FTR_GET_MB_INFO, NULL, PMAC_MB_INFO_NAME,
+			      (long) &mbname) != 0)
 		mbname = "Unknown";
 
 	/* find motherboard type */
 	seq_printf(m, "machine\t\t: ");
-	np = find_devices("device-tree");
+	np = of_find_node_by_path("/");
 	if (np != NULL) {
 		pp = (char *) get_property(np, "model", NULL);
 		if (pp != NULL)
@@ -139,6 +141,7 @@ pmac_show_cpuinfo(struct seq_file *m)
 			}
 			seq_printf(m, "\n");
 		}
+		of_node_put(np);
 	} else
 		seq_printf(m, "PowerMac\n");
 
@@ -147,10 +150,10 @@ pmac_show_cpuinfo(struct seq_file *m)
 	seq_printf(m, "pmac flags\t: %08x\n", mbflags);
 
 	/* find l2 cache info */
-	np = find_devices("l2-cache");
-	if (np == 0)
-		np = find_type_devices("cache");
-	if (np != 0) {
+	np = of_find_node_by_name(NULL, "l2-cache");
+	if (np == NULL)
+		np = of_find_node_by_type(NULL, "cache");
+	if (np != NULL) {
 		unsigned int *ic = (unsigned int *)
 			get_property(np, "i-cache-size", NULL);
 		unsigned int *dc = (unsigned int *)
@@ -170,56 +173,25 @@ pmac_show_cpuinfo(struct seq_file *m)
 		if (pp)
 			seq_printf(m, " %s", pp);
 		seq_printf(m, "\n");
-	}
-
-	/* find ram info */
-	np = find_devices("memory");
-	if (np != 0) {
-		int n;
-		struct reg_property *reg = (struct reg_property *)
-			get_property(np, "reg", &n);
-
-		if (reg != 0) {
-			unsigned long total = 0;
-
-			for (n /= sizeof(struct reg_property); n > 0; --n)
-				total += (reg++)->size;
-			seq_printf(m, "memory\t\t: %luMB\n", total >> 20);
-		}
-	}
-
-	/* Checks "l2cr-value" property in the registry */
-	np = find_devices("cpus");
-	if (np == 0)
-		np = find_type_devices("cpu");
-	if (np != 0) {
-		unsigned int *l2cr = (unsigned int *)
-			get_property(np, "l2cr-value", NULL);
-		if (l2cr != 0) {
-			seq_printf(m, "l2cr override\t: 0x%x\n", *l2cr);
-		}
+		of_node_put(np);
 	}
 
 	/* Indicate newworld/oldworld */
 	seq_printf(m, "pmac-generation\t: %s\n",
 		   pmac_newworld ? "NewWorld" : "OldWorld");
-
-
-	return 0;
 }
 
-static int
-pmac_show_percpuinfo(struct seq_file *m, int i)
+static void pmac_show_percpuinfo(struct seq_file *m, int i)
 {
 #ifdef CONFIG_CPU_FREQ_PMAC
 	extern unsigned int pmac_get_one_cpufreq(int i);
 	unsigned int freq = pmac_get_one_cpufreq(i);
 	if (freq != 0) {
 		seq_printf(m, "clock\t\t: %dMHz\n", freq/1000);
-		return 0;
+		return;
 	}
 #endif /* CONFIG_CPU_FREQ_PMAC */
-	return of_show_percpuinfo(m, i);
+	of_show_percpuinfo(m, i);
 }
 
 static volatile u32 *sysctrl_regs;

arch/powerpc/platforms/pseries/setup.c

@@ -90,7 +90,7 @@ static void pseries_dedicated_idle(void);
 static volatile void __iomem * chrp_int_ack_special;
 struct mpic *pSeries_mpic;
 
-void pSeries_get_cpuinfo(struct seq_file *m)
+void pSeries_show_cpuinfo(struct seq_file *m)
 {
 	struct device_node *root;
 	const char *model = "";
@@ -599,7 +599,7 @@ struct machdep_calls __initdata pSeries_md = {
 	.probe			= pSeries_probe,
 	.setup_arch		= pSeries_setup_arch,
 	.init_early		= pSeries_init_early,
-	.get_cpuinfo		= pSeries_get_cpuinfo,
+	.show_cpuinfo		= pSeries_show_cpuinfo,
 	.log_error		= pSeries_log_error,
 	.pcibios_fixup		= pSeries_final_fixup,
 	.pci_probe_mode		= pSeries_pci_probe_mode,