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ARM: l2c: pass iomem address into data->save function 

Pass the iomem address into this function so we don't have to keep
accessing it from a global.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2014-03-15 16:47:55 +00:00
parent 96054b0a99
commit 9846dfc98f
1 changed files with 16 additions and 16 deletions
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32
arch/arm/mm/cache-l2x0.c
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@ -30,7 +30,7 @@
struct l2c_init_data {
void (*of_parse)(const struct device_node *, u32 *, u32 *);
void (*save)(void);
void (*save)(void __iomem *);
struct outer_cache_fns outer_cache;
};
@ -764,47 +764,47 @@ static void __init pl310_of_parse(const struct device_node *np,
}
}
static void __init pl310_save(void)
static void __init pl310_save(void __iomem *base)
{
u32 l2x0_revision = readl_relaxed(l2x0_base + L2X0_CACHE_ID) &
u32 l2x0_revision = readl_relaxed(base + L2X0_CACHE_ID) &
L2X0_CACHE_ID_RTL_MASK;
l2x0_saved_regs.tag_latency = readl_relaxed(l2x0_base +
l2x0_saved_regs.tag_latency = readl_relaxed(base +
L2X0_TAG_LATENCY_CTRL);
l2x0_saved_regs.data_latency = readl_relaxed(l2x0_base +
l2x0_saved_regs.data_latency = readl_relaxed(base +
L2X0_DATA_LATENCY_CTRL);
l2x0_saved_regs.filter_end = readl_relaxed(l2x0_base +
l2x0_saved_regs.filter_end = readl_relaxed(base +
L2X0_ADDR_FILTER_END);
l2x0_saved_regs.filter_start = readl_relaxed(l2x0_base +
l2x0_saved_regs.filter_start = readl_relaxed(base +
L2X0_ADDR_FILTER_START);
if (l2x0_revision >= L310_CACHE_ID_RTL_R2P0) {
/*
* From r2p0, there is Prefetch offset/control register
*/
l2x0_saved_regs.prefetch_ctrl = readl_relaxed(l2x0_base +
l2x0_saved_regs.prefetch_ctrl = readl_relaxed(base +
L2X0_PREFETCH_CTRL);
/*
* From r3p0, there is Power control register
*/
if (l2x0_revision >= L310_CACHE_ID_RTL_R3P0)
l2x0_saved_regs.pwr_ctrl = readl_relaxed(l2x0_base +
l2x0_saved_regs.pwr_ctrl = readl_relaxed(base +
L2X0_POWER_CTRL);
}
}
static void aurora_save(void)
static void aurora_save(void __iomem *base)
{
l2x0_saved_regs.ctrl = readl_relaxed(l2x0_base + L2X0_CTRL);
l2x0_saved_regs.aux_ctrl = readl_relaxed(l2x0_base + L2X0_AUX_CTRL);
l2x0_saved_regs.ctrl = readl_relaxed(base + L2X0_CTRL);
l2x0_saved_regs.aux_ctrl = readl_relaxed(base + L2X0_AUX_CTRL);
}
static void __init tauros3_save(void)
static void __init tauros3_save(void __iomem *base)
{
l2x0_saved_regs.aux2_ctrl =
readl_relaxed(l2x0_base + TAUROS3_AUX2_CTRL);
readl_relaxed(base + TAUROS3_AUX2_CTRL);
l2x0_saved_regs.prefetch_ctrl =
readl_relaxed(l2x0_base + L2X0_PREFETCH_CTRL);
readl_relaxed(base + L2X0_PREFETCH_CTRL);
}
static void l2x0_resume(void)
@ -1024,7 +1024,7 @@ int __init l2x0_of_init(u32 aux_val, u32 aux_mask)
}
if (data->save)
data->save();
data->save(l2x0_base);
if (cache_id_part_number_from_dt)
cache_id = cache_id_part_number_from_dt;