redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

ARM: tegra20: MC: Remove unnecessary BUG*() 

Accessing interleaved MC register offsets/ranges are verified. BUG*()s
in accessors can be removed.

Signed-off-by: Hiroshi DOYU <hdoyu@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
hifive-unleashed-5.1
Hiroshi DOYU 2012-05-11 13:04:44 +03:00 committed by Greg Kroah-Hartman
parent f8450fca6e
commit 0c733a427c
1 changed files with 6 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
drivers/memory/tegra20-mc.c
View File

@ -53,12 +53,14 @@ struct tegra20_mc {
static inline u32 mc_readl(struct tegra20_mc *mc, u32 offs)
{
u32 val = 0;
if (offs < 0x24)
return readl(mc->regs[0] + offs);
BUG_ON(offs < 0x3c);
val = readl(mc->regs[0] + offs);
if (offs < 0x400)
return readl(mc->regs[1] + offs - 0x3c);
BUG();
val = readl(mc->regs[1] + offs - 0x3c);
return val;
}
static inline void mc_writel(struct tegra20_mc *mc, u32 val, u32 offs)
@ -67,12 +69,10 @@ static inline void mc_writel(struct tegra20_mc *mc, u32 val, u32 offs)
writel(val, mc->regs[0] + offs);
return;
}
BUG_ON(offs < 0x3c);
if (offs < 0x400) {
writel(val, mc->regs[1] + offs - 0x3c);
return;
}
BUG();
}
static const char * const tegra20_mc_client[] = {