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-rw-r--r--arch/mips/mm/c-r4k.c16
-rw-r--r--arch/mips/mm/tlbex.c34
2 files changed, 28 insertions, 22 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index 1b71d91e8268..0668e9bfce41 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -235,7 +235,9 @@ static inline void r4k_blast_scache_page_setup(void)
235{ 235{
236 unsigned long sc_lsize = cpu_scache_line_size(); 236 unsigned long sc_lsize = cpu_scache_line_size();
237 237
238 if (sc_lsize == 16) 238 if (scache_size == 0)
239 r4k_blast_scache_page = (void *)no_sc_noop;
240 else if (sc_lsize == 16)
239 r4k_blast_scache_page = blast_scache16_page; 241 r4k_blast_scache_page = blast_scache16_page;
240 else if (sc_lsize == 32) 242 else if (sc_lsize == 32)
241 r4k_blast_scache_page = blast_scache32_page; 243 r4k_blast_scache_page = blast_scache32_page;
@@ -251,7 +253,9 @@ static inline void r4k_blast_scache_page_indexed_setup(void)
251{ 253{
252 unsigned long sc_lsize = cpu_scache_line_size(); 254 unsigned long sc_lsize = cpu_scache_line_size();
253 255
254 if (sc_lsize == 16) 256 if (scache_size == 0)
257 r4k_blast_scache_page_indexed = (void *)no_sc_noop;
258 else if (sc_lsize == 16)
255 r4k_blast_scache_page_indexed = blast_scache16_page_indexed; 259 r4k_blast_scache_page_indexed = blast_scache16_page_indexed;
256 else if (sc_lsize == 32) 260 else if (sc_lsize == 32)
257 r4k_blast_scache_page_indexed = blast_scache32_page_indexed; 261 r4k_blast_scache_page_indexed = blast_scache32_page_indexed;
@@ -267,7 +271,9 @@ static inline void r4k_blast_scache_setup(void)
267{ 271{
268 unsigned long sc_lsize = cpu_scache_line_size(); 272 unsigned long sc_lsize = cpu_scache_line_size();
269 273
270 if (sc_lsize == 16) 274 if (scache_size == 0)
275 r4k_blast_scache = (void *)no_sc_noop;
276 else if (sc_lsize == 16)
271 r4k_blast_scache = blast_scache16; 277 r4k_blast_scache = blast_scache16;
272 else if (sc_lsize == 32) 278 else if (sc_lsize == 32)
273 r4k_blast_scache = blast_scache32; 279 r4k_blast_scache = blast_scache32;
@@ -482,7 +488,7 @@ static inline void local_r4k_flush_icache_range(void *args)
482 protected_blast_dcache_range(start, end); 488 protected_blast_dcache_range(start, end);
483 } 489 }
484 490
485 if (!cpu_icache_snoops_remote_store) { 491 if (!cpu_icache_snoops_remote_store && scache_size) {
486 if (end - start > scache_size) 492 if (end - start > scache_size)
487 r4k_blast_scache(); 493 r4k_blast_scache();
488 else 494 else
@@ -651,7 +657,7 @@ static void local_r4k_flush_cache_sigtramp(void * arg)
651 657
652 R4600_HIT_CACHEOP_WAR_IMPL; 658 R4600_HIT_CACHEOP_WAR_IMPL;
653 protected_writeback_dcache_line(addr & ~(dc_lsize - 1)); 659 protected_writeback_dcache_line(addr & ~(dc_lsize - 1));
654 if (!cpu_icache_snoops_remote_store) 660 if (!cpu_icache_snoops_remote_store && scache_size)
655 protected_writeback_scache_line(addr & ~(sc_lsize - 1)); 661 protected_writeback_scache_line(addr & ~(sc_lsize - 1));
656 protected_flush_icache_line(addr & ~(ic_lsize - 1)); 662 protected_flush_icache_line(addr & ~(ic_lsize - 1));
657 if (MIPS4K_ICACHE_REFILL_WAR) { 663 if (MIPS4K_ICACHE_REFILL_WAR) {
diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c
index 0f9485806bac..ac4f4bfaae50 100644
--- a/arch/mips/mm/tlbex.c
+++ b/arch/mips/mm/tlbex.c
@@ -280,69 +280,69 @@ static void __init build_insn(u32 **buf, enum opcode opc, ...)
280} 280}
281 281
282#define I_u1u2u3(op) \ 282#define I_u1u2u3(op) \
283 static inline void i##op(u32 **buf, unsigned int a, \ 283 static inline void __init i##op(u32 **buf, unsigned int a, \
284 unsigned int b, unsigned int c) \ 284 unsigned int b, unsigned int c) \
285 { \ 285 { \
286 build_insn(buf, insn##op, a, b, c); \ 286 build_insn(buf, insn##op, a, b, c); \
287 } 287 }
288 288
289#define I_u2u1u3(op) \ 289#define I_u2u1u3(op) \
290 static inline void i##op(u32 **buf, unsigned int a, \ 290 static inline void __init i##op(u32 **buf, unsigned int a, \
291 unsigned int b, unsigned int c) \ 291 unsigned int b, unsigned int c) \
292 { \ 292 { \
293 build_insn(buf, insn##op, b, a, c); \ 293 build_insn(buf, insn##op, b, a, c); \
294 } 294 }
295 295
296#define I_u3u1u2(op) \ 296#define I_u3u1u2(op) \
297 static inline void i##op(u32 **buf, unsigned int a, \ 297 static inline void __init i##op(u32 **buf, unsigned int a, \
298 unsigned int b, unsigned int c) \ 298 unsigned int b, unsigned int c) \
299 { \ 299 { \
300 build_insn(buf, insn##op, b, c, a); \ 300 build_insn(buf, insn##op, b, c, a); \
301 } 301 }
302 302
303#define I_u1u2s3(op) \ 303#define I_u1u2s3(op) \
304 static inline void i##op(u32 **buf, unsigned int a, \ 304 static inline void __init i##op(u32 **buf, unsigned int a, \
305 unsigned int b, signed int c) \ 305 unsigned int b, signed int c) \
306 { \ 306 { \
307 build_insn(buf, insn##op, a, b, c); \ 307 build_insn(buf, insn##op, a, b, c); \
308 } 308 }
309 309
310#define I_u2s3u1(op) \ 310#define I_u2s3u1(op) \
311 static inline void i##op(u32 **buf, unsigned int a, \ 311 static inline void __init i##op(u32 **buf, unsigned int a, \
312 signed int b, unsigned int c) \ 312 signed int b, unsigned int c) \
313 { \ 313 { \
314 build_insn(buf, insn##op, c, a, b); \ 314 build_insn(buf, insn##op, c, a, b); \
315 } 315 }
316 316
317#define I_u2u1s3(op) \ 317#define I_u2u1s3(op) \
318 static inline void i##op(u32 **buf, unsigned int a, \ 318 static inline void __init i##op(u32 **buf, unsigned int a, \
319 unsigned int b, signed int c) \ 319 unsigned int b, signed int c) \
320 { \ 320 { \
321 build_insn(buf, insn##op, b, a, c); \ 321 build_insn(buf, insn##op, b, a, c); \
322 } 322 }
323 323
324#define I_u1u2(op) \ 324#define I_u1u2(op) \
325 static inline void i##op(u32 **buf, unsigned int a, \ 325 static inline void __init i##op(u32 **buf, unsigned int a, \
326 unsigned int b) \ 326 unsigned int b) \
327 { \ 327 { \
328 build_insn(buf, insn##op, a, b); \ 328 build_insn(buf, insn##op, a, b); \
329 } 329 }
330 330
331#define I_u1s2(op) \ 331#define I_u1s2(op) \
332 static inline void i##op(u32 **buf, unsigned int a, \ 332 static inline void __init i##op(u32 **buf, unsigned int a, \
333 signed int b) \ 333 signed int b) \
334 { \ 334 { \
335 build_insn(buf, insn##op, a, b); \ 335 build_insn(buf, insn##op, a, b); \
336 } 336 }
337 337
338#define I_u1(op) \ 338#define I_u1(op) \
339 static inline void i##op(u32 **buf, unsigned int a) \ 339 static inline void __init i##op(u32 **buf, unsigned int a) \
340 { \ 340 { \
341 build_insn(buf, insn##op, a); \ 341 build_insn(buf, insn##op, a); \
342 } 342 }
343 343
344#define I_0(op) \ 344#define I_0(op) \
345 static inline void i##op(u32 **buf) \ 345 static inline void __init i##op(u32 **buf) \
346 { \ 346 { \
347 build_insn(buf, insn##op); \ 347 build_insn(buf, insn##op); \
348 } 348 }
@@ -623,42 +623,42 @@ static __init int __attribute__((unused)) insn_has_bdelay(struct reloc *rel,
623} 623}
624 624
625/* convenience functions for labeled branches */ 625/* convenience functions for labeled branches */
626static void __attribute__((unused)) il_bltz(u32 **p, struct reloc **r, 626static void __init __attribute__((unused))
627 unsigned int reg, enum label_id l) 627 il_bltz(u32 **p, struct reloc **r, unsigned int reg, enum label_id l)
628{ 628{
629 r_mips_pc16(r, *p, l); 629 r_mips_pc16(r, *p, l);
630 i_bltz(p, reg, 0); 630 i_bltz(p, reg, 0);
631} 631}
632 632
633static void __attribute__((unused)) il_b(u32 **p, struct reloc **r, 633static void __init __attribute__((unused)) il_b(u32 **p, struct reloc **r,
634 enum label_id l) 634 enum label_id l)
635{ 635{
636 r_mips_pc16(r, *p, l); 636 r_mips_pc16(r, *p, l);
637 i_b(p, 0); 637 i_b(p, 0);
638} 638}
639 639
640static void il_beqz(u32 **p, struct reloc **r, unsigned int reg, 640static void __init il_beqz(u32 **p, struct reloc **r, unsigned int reg,
641 enum label_id l) 641 enum label_id l)
642{ 642{
643 r_mips_pc16(r, *p, l); 643 r_mips_pc16(r, *p, l);
644 i_beqz(p, reg, 0); 644 i_beqz(p, reg, 0);
645} 645}
646 646
647static void __attribute__((unused)) 647static void __init __attribute__((unused))
648il_beqzl(u32 **p, struct reloc **r, unsigned int reg, enum label_id l) 648il_beqzl(u32 **p, struct reloc **r, unsigned int reg, enum label_id l)
649{ 649{
650 r_mips_pc16(r, *p, l); 650 r_mips_pc16(r, *p, l);
651 i_beqzl(p, reg, 0); 651 i_beqzl(p, reg, 0);
652} 652}
653 653
654static void il_bnez(u32 **p, struct reloc **r, unsigned int reg, 654static void __init il_bnez(u32 **p, struct reloc **r, unsigned int reg,
655 enum label_id l) 655 enum label_id l)
656{ 656{
657 r_mips_pc16(r, *p, l); 657 r_mips_pc16(r, *p, l);
658 i_bnez(p, reg, 0); 658 i_bnez(p, reg, 0);
659} 659}
660 660
661static void il_bgezl(u32 **p, struct reloc **r, unsigned int reg, 661static void __init il_bgezl(u32 **p, struct reloc **r, unsigned int reg,
662 enum label_id l) 662 enum label_id l)
663{ 663{
664 r_mips_pc16(r, *p, l); 664 r_mips_pc16(r, *p, l);