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ARM: l2c: remove old .set_debug method

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We no longer need or require the .set_debug method; we handle everything
it used to do via the .write_sec method instead.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2014-03-16 19:38:25 +00:00
parent 851d6d7117
commit 678ea28b7c
2 changed files with 2 additions and 20 deletions
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1
arch/arm/include/asm/outercache.h
View File

@ -35,7 +35,6 @@ struct outer_cache_fns {
void (*resume)(void);
/* This is an ARM L2C thing */
void (*set_debug)(unsigned long);
void (*write_sec)(unsigned long, unsigned);
};

21
arch/arm/mm/cache-l2x0.c
View File

@ -81,10 +81,7 @@ static void l2c_write_sec(unsigned long val, void __iomem *base, unsigned reg)
*/
static inline void l2c_set_debug(void __iomem *base, unsigned long val)
{
if (outer_cache.set_debug)
outer_cache.set_debug(val);
else
l2c_write_sec(val, base, L2X0_DEBUG_CTRL);
l2c_write_sec(val, base, L2X0_DEBUG_CTRL);
}
static void __l2c_op_way(void __iomem *reg)
@ -155,8 +152,7 @@ static inline void cache_sync(void)
#if defined(CONFIG_PL310_ERRATA_588369) || defined(CONFIG_PL310_ERRATA_727915)
static inline void debug_writel(unsigned long val)
{
if (outer_cache.set_debug || outer_cache.write_sec)
l2c_set_debug(l2x0_base, val);
l2c_set_debug(l2x0_base, val);
}
#else
/* Optimised out for non-errata case */
@ -514,11 +510,6 @@ static const struct l2c_init_data l2c220_data = {
* Affects: store buffer
* store buffer is not automatically drained.
*/
static void l2c310_set_debug(unsigned long val)
{
writel_relaxed(val, l2x0_base + L2X0_DEBUG_CTRL);
}
static void l2c310_inv_range_erratum(unsigned long start, unsigned long end)
{
void __iomem *base = l2x0_base;
@ -695,10 +686,6 @@ static void __init l2c310_fixup(void __iomem *base, u32 cache_id,
const char *errata[8];
unsigned n = 0;
/* For compatibility */
if (revision <= L310_CACHE_ID_RTL_R3P0)
fns->set_debug = l2c310_set_debug;
if (IS_ENABLED(CONFIG_PL310_ERRATA_588369) &&
revision < L310_CACHE_ID_RTL_R2P0 &&
/* For bcm compatibility */
@ -759,7 +746,6 @@ static const struct l2c_init_data l2c310_init_fns __initconst = {
.flush_all = l2c210_flush_all,
.disable = l2c_disable,
.sync = l2c210_sync,
.set_debug = l2c310_set_debug,
.resume = l2c310_resume,
},
};
@ -819,8 +805,6 @@ static void __init __l2c_init(const struct l2c_init_data *data,
fns.write_sec = outer_cache.write_sec;
if (data->fixup)
data->fixup(l2x0_base, cache_id, &fns);
if (fns.write_sec)
fns.set_debug = NULL;
/*
* Check if l2x0 controller is already enabled. If we are booting
@ -1000,7 +984,6 @@ static const struct l2c_init_data of_l2c310_data __initconst = {
.flush_all = l2c210_flush_all,
.disable = l2c_disable,
.sync = l2c210_sync,
.set_debug = l2c310_set_debug,
.resume = l2c310_resume,
},
};