diff options
Diffstat (limited to 'arch/arm/mm/cache-l2x0.c')
-rw-r--r-- | arch/arm/mm/cache-l2x0.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c index a1313d20f205..1c3a23318f53 100644 --- a/arch/arm/mm/cache-l2x0.c +++ b/arch/arm/mm/cache-l2x0.c | |||
@@ -70,6 +70,12 @@ static inline void l2c_set_debug(void __iomem *base, unsigned long val) | |||
70 | outer_cache.set_debug(val); | 70 | outer_cache.set_debug(val); |
71 | } | 71 | } |
72 | 72 | ||
73 | static void __l2c_op_way(void __iomem *reg) | ||
74 | { | ||
75 | writel_relaxed(l2x0_way_mask, reg); | ||
76 | cache_wait_way(reg, l2x0_way_mask); | ||
77 | } | ||
78 | |||
73 | static inline void l2c_unlock(void __iomem *base, unsigned num) | 79 | static inline void l2c_unlock(void __iomem *base, unsigned num) |
74 | { | 80 | { |
75 | unsigned i; | 81 | unsigned i; |
@@ -166,8 +172,7 @@ static void l2x0_cache_sync(void) | |||
166 | static void __l2x0_flush_all(void) | 172 | static void __l2x0_flush_all(void) |
167 | { | 173 | { |
168 | debug_writel(0x03); | 174 | debug_writel(0x03); |
169 | writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_CLEAN_INV_WAY); | 175 | __l2c_op_way(l2x0_base + L2X0_CLEAN_INV_WAY); |
170 | cache_wait_way(l2x0_base + L2X0_CLEAN_INV_WAY, l2x0_way_mask); | ||
171 | cache_sync(); | 176 | cache_sync(); |
172 | debug_writel(0x00); | 177 | debug_writel(0x00); |
173 | } | 178 | } |
@@ -188,8 +193,7 @@ static void l2x0_clean_all(void) | |||
188 | 193 | ||
189 | /* clean all ways */ | 194 | /* clean all ways */ |
190 | raw_spin_lock_irqsave(&l2x0_lock, flags); | 195 | raw_spin_lock_irqsave(&l2x0_lock, flags); |
191 | writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_CLEAN_WAY); | 196 | __l2c_op_way(l2x0_base + L2X0_CLEAN_WAY); |
192 | cache_wait_way(l2x0_base + L2X0_CLEAN_WAY, l2x0_way_mask); | ||
193 | cache_sync(); | 197 | cache_sync(); |
194 | raw_spin_unlock_irqrestore(&l2x0_lock, flags); | 198 | raw_spin_unlock_irqrestore(&l2x0_lock, flags); |
195 | } | 199 | } |
@@ -202,8 +206,7 @@ static void l2x0_inv_all(void) | |||
202 | raw_spin_lock_irqsave(&l2x0_lock, flags); | 206 | raw_spin_lock_irqsave(&l2x0_lock, flags); |
203 | /* Invalidating when L2 is enabled is a nono */ | 207 | /* Invalidating when L2 is enabled is a nono */ |
204 | BUG_ON(readl(l2x0_base + L2X0_CTRL) & L2X0_CTRL_EN); | 208 | BUG_ON(readl(l2x0_base + L2X0_CTRL) & L2X0_CTRL_EN); |
205 | writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_INV_WAY); | 209 | __l2c_op_way(l2x0_base + L2X0_INV_WAY); |
206 | cache_wait_way(l2x0_base + L2X0_INV_WAY, l2x0_way_mask); | ||
207 | cache_sync(); | 210 | cache_sync(); |
208 | raw_spin_unlock_irqrestore(&l2x0_lock, flags); | 211 | raw_spin_unlock_irqrestore(&l2x0_lock, flags); |
209 | } | 212 | } |