summary refs log tree commit diff
path: root/arch/mips/mm
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/mm')
-rw-r--r--arch/mips/mm/c-r3k.c6
-rw-r--r--arch/mips/mm/c-r4k.c18
-rw-r--r--arch/mips/mm/page.c61
-rw-r--r--arch/mips/mm/sc-rm7k.c4
-rw-r--r--arch/mips/mm/uasm.c4
-rw-r--r--arch/mips/mm/uasm.h2
6 files changed, 48 insertions, 47 deletions
diff --git a/arch/mips/mm/c-r3k.c b/arch/mips/mm/c-r3k.c
index 76935e320214..27a5b466c85c 100644
--- a/arch/mips/mm/c-r3k.c
+++ b/arch/mips/mm/c-r3k.c
@@ -26,7 +26,7 @@
 static unsigned long icache_size, dcache_size;		/* Size in bytes */
 static unsigned long icache_lsize, dcache_lsize;	/* Size in bytes */
 
-unsigned long __init r3k_cache_size(unsigned long ca_flags)
+unsigned long __cpuinit r3k_cache_size(unsigned long ca_flags)
 {
 	unsigned long flags, status, dummy, size;
 	volatile unsigned long *p;
@@ -61,7 +61,7 @@ unsigned long __init r3k_cache_size(unsigned long ca_flags)
 	return size * sizeof(*p);
 }
 
-unsigned long __init r3k_cache_lsize(unsigned long ca_flags)
+unsigned long __cpuinit r3k_cache_lsize(unsigned long ca_flags)
 {
 	unsigned long flags, status, lsize, i;
 	volatile unsigned long *p;
@@ -90,7 +90,7 @@ unsigned long __init r3k_cache_lsize(unsigned long ca_flags)
 	return lsize * sizeof(*p);
 }
 
-static void __init r3k_probe_cache(void)
+static void __cpuinit r3k_probe_cache(void)
 {
 	dcache_size = r3k_cache_size(ST0_ISC);
 	if (dcache_size)
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 27096751ddce..71df3390c07b 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -43,12 +43,12 @@
  *    primary cache.
  */
 static inline void r4k_on_each_cpu(void (*func) (void *info), void *info,
-                                   int retry, int wait)
+                                   int wait)
 {
 	preempt_disable();
 
 #if !defined(CONFIG_MIPS_MT_SMP) && !defined(CONFIG_MIPS_MT_SMTC)
-	smp_call_function(func, info, retry, wait);
+	smp_call_function(func, info, wait);
 #endif
 	func(info);
 	preempt_enable();
@@ -350,7 +350,7 @@ static inline void local_r4k___flush_cache_all(void * args)
 
 static void r4k___flush_cache_all(void)
 {
-	r4k_on_each_cpu(local_r4k___flush_cache_all, NULL, 1, 1);
+	r4k_on_each_cpu(local_r4k___flush_cache_all, NULL, 1);
 }
 
 static inline int has_valid_asid(const struct mm_struct *mm)
@@ -397,7 +397,7 @@ static void r4k_flush_cache_range(struct vm_area_struct *vma,
 	int exec = vma->vm_flags & VM_EXEC;
 
 	if (cpu_has_dc_aliases || (exec && !cpu_has_ic_fills_f_dc))
-		r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1, 1);
+		r4k_on_each_cpu(local_r4k_flush_cache_range, vma, 1);
 }
 
 static inline void local_r4k_flush_cache_mm(void * args)
@@ -429,7 +429,7 @@ static void r4k_flush_cache_mm(struct mm_struct *mm)
 	if (!cpu_has_dc_aliases)
 		return;
 
-	r4k_on_each_cpu(local_r4k_flush_cache_mm, mm, 1, 1);
+	r4k_on_each_cpu(local_r4k_flush_cache_mm, mm, 1);
 }
 
 struct flush_cache_page_args {
@@ -521,7 +521,7 @@ static void r4k_flush_cache_page(struct vm_area_struct *vma,
 	args.addr = addr;
 	args.pfn = pfn;
 
-	r4k_on_each_cpu(local_r4k_flush_cache_page, &args, 1, 1);
+	r4k_on_each_cpu(local_r4k_flush_cache_page, &args, 1);
 }
 
 static inline void local_r4k_flush_data_cache_page(void * addr)
@@ -535,7 +535,7 @@ static void r4k_flush_data_cache_page(unsigned long addr)
 		local_r4k_flush_data_cache_page((void *)addr);
 	else
 		r4k_on_each_cpu(local_r4k_flush_data_cache_page, (void *) addr,
-			        1, 1);
+			        1);
 }
 
 struct flush_icache_range_args {
@@ -571,7 +571,7 @@ static void r4k_flush_icache_range(unsigned long start, unsigned long end)
 	args.start = start;
 	args.end = end;
 
-	r4k_on_each_cpu(local_r4k_flush_icache_range, &args, 1, 1);
+	r4k_on_each_cpu(local_r4k_flush_icache_range, &args, 1);
 	instruction_hazard();
 }
 
@@ -672,7 +672,7 @@ static void local_r4k_flush_cache_sigtramp(void * arg)
 
 static void r4k_flush_cache_sigtramp(unsigned long addr)
 {
-	r4k_on_each_cpu(local_r4k_flush_cache_sigtramp, (void *) addr, 1, 1);
+	r4k_on_each_cpu(local_r4k_flush_cache_sigtramp, (void *) addr, 1);
 }
 
 static void r4k_flush_icache_all(void)
diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c
index 1edf0cbbeede..1417c6494858 100644
--- a/arch/mips/mm/page.c
+++ b/arch/mips/mm/page.c
@@ -235,13 +235,12 @@ static void __cpuinit set_prefetch_parameters(void)
 	}
 	/*
 	 * Too much unrolling will overflow the available space in
-	 * clear_space_array / copy_page_array. 8 words sounds generous,
-	 * but a R4000 with 128 byte L2 line length can exceed even that.
+	 * clear_space_array / copy_page_array.
 	 */
-	half_clear_loop_size = min(8 * clear_word_size,
+	half_clear_loop_size = min(16 * clear_word_size,
 				   max(cache_line_size >> 1,
 				       4 * clear_word_size));
-	half_copy_loop_size = min(8 * copy_word_size,
+	half_copy_loop_size = min(16 * copy_word_size,
 				  max(cache_line_size >> 1,
 				      4 * copy_word_size));
 }
@@ -263,21 +262,23 @@ static inline void __cpuinit build_clear_pref(u32 **buf, int off)
 	if (pref_bias_clear_store) {
 		uasm_i_pref(buf, pref_dst_mode, pref_bias_clear_store + off,
 			    A0);
-	} else if (cpu_has_cache_cdex_s) {
-		uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
-	} else if (cpu_has_cache_cdex_p) {
-		if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
-			uasm_i_nop(buf);
-			uasm_i_nop(buf);
-			uasm_i_nop(buf);
-			uasm_i_nop(buf);
-		}
+	} else if (cache_line_size == (half_clear_loop_size << 1)) {
+		if (cpu_has_cache_cdex_s) {
+			uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
+		} else if (cpu_has_cache_cdex_p) {
+			if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
+				uasm_i_nop(buf);
+				uasm_i_nop(buf);
+				uasm_i_nop(buf);
+				uasm_i_nop(buf);
+			}
 
-		if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
-			uasm_i_lw(buf, ZERO, ZERO, AT);
+			if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
+				uasm_i_lw(buf, ZERO, ZERO, AT);
 
-		uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
-	}
+			uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
+		}
+		}
 }
 
 void __cpuinit build_clear_page(void)
@@ -403,20 +404,22 @@ static inline void build_copy_store_pref(u32 **buf, int off)
 	if (pref_bias_copy_store) {
 		uasm_i_pref(buf, pref_dst_mode, pref_bias_copy_store + off,
 			    A0);
-	} else if (cpu_has_cache_cdex_s) {
-		uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
-	} else if (cpu_has_cache_cdex_p) {
-		if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
-			uasm_i_nop(buf);
-			uasm_i_nop(buf);
-			uasm_i_nop(buf);
-			uasm_i_nop(buf);
-		}
+	} else if (cache_line_size == (half_copy_loop_size << 1)) {
+		if (cpu_has_cache_cdex_s) {
+			uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
+		} else if (cpu_has_cache_cdex_p) {
+			if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
+				uasm_i_nop(buf);
+				uasm_i_nop(buf);
+				uasm_i_nop(buf);
+				uasm_i_nop(buf);
+			}
 
-		if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
-			uasm_i_lw(buf, ZERO, ZERO, AT);
+			if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
+				uasm_i_lw(buf, ZERO, ZERO, AT);
 
-		uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
+			uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
+		}
 	}
 }
 
diff --git a/arch/mips/mm/sc-rm7k.c b/arch/mips/mm/sc-rm7k.c
index fc227f3b1199..e3abfb2d7e86 100644
--- a/arch/mips/mm/sc-rm7k.c
+++ b/arch/mips/mm/sc-rm7k.c
@@ -86,7 +86,7 @@ static void rm7k_sc_inv(unsigned long addr, unsigned long size)
 /*
  * This function is executed in uncached address space.
  */
-static __init void __rm7k_sc_enable(void)
+static __cpuinit void __rm7k_sc_enable(void)
 {
 	int i;
 
@@ -107,7 +107,7 @@ static __init void __rm7k_sc_enable(void)
 	}
 }
 
-static __init void rm7k_sc_enable(void)
+static __cpuinit void rm7k_sc_enable(void)
 {
 	if (read_c0_config() & RM7K_CONF_SE)
 		return;
diff --git a/arch/mips/mm/uasm.c b/arch/mips/mm/uasm.c
index 1655aa69e133..f467199676a8 100644
--- a/arch/mips/mm/uasm.c
+++ b/arch/mips/mm/uasm.c
@@ -396,7 +396,7 @@ int __cpuinit uasm_in_compat_space_p(long addr)
 #endif
 }
 
-int __cpuinit uasm_rel_highest(long val)
+static int __cpuinit uasm_rel_highest(long val)
 {
 #ifdef CONFIG_64BIT
 	return ((((val + 0x800080008000L) >> 48) & 0xffff) ^ 0x8000) - 0x8000;
@@ -405,7 +405,7 @@ int __cpuinit uasm_rel_highest(long val)
 #endif
 }
 
-int __cpuinit uasm_rel_higher(long val)
+static int __cpuinit uasm_rel_higher(long val)
 {
 #ifdef CONFIG_64BIT
 	return ((((val + 0x80008000L) >> 32) & 0xffff) ^ 0x8000) - 0x8000;
diff --git a/arch/mips/mm/uasm.h b/arch/mips/mm/uasm.h
index 0d6a66f32030..c6d1e3dd82d4 100644
--- a/arch/mips/mm/uasm.h
+++ b/arch/mips/mm/uasm.h
@@ -103,8 +103,6 @@ struct uasm_label {
 void __cpuinit uasm_build_label(struct uasm_label **lab, u32 *addr, int lid);
 #ifdef CONFIG_64BIT
 int uasm_in_compat_space_p(long addr);
-int uasm_rel_highest(long val);
-int uasm_rel_higher(long val);
 #endif
 int uasm_rel_hi(long val);
 int uasm_rel_lo(long val);
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-09-24 16:40:25 +0000