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authorBorislav Petkov <borislav.petkov@amd.com>2012-08-10 12:50:50 +0200
committerBorislav Petkov <bp@alien8.de>2012-11-28 11:44:12 +0100
commit1f31677e0d5492ce8776a39c9dcda4a0d75c7da1 (patch)
tree64a1fdf90abdb0782ddd43c9c9c8f30b8b1b4e92 /drivers/edac/amd64_edac.c
parentf430d5707aa47af8669bbc0083a79e7d780908b2 (diff)
downloadop-kernel-dev-1f31677e0d5492ce8776a39c9dcda4a0d75c7da1.zip
op-kernel-dev-1f31677e0d5492ce8776a39c9dcda4a0d75c7da1.tar.gz
amd64_edac: Small fixlets and cleanups
amd64_get_dram_hole_info: remove local variable 'base'. sys_addr_to_dram_addr: do not clear local variable 'ret'. Also, sanitize constants formatting. Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Diffstat (limited to 'drivers/edac/amd64_edac.c')
-rw-r--r--drivers/edac/amd64_edac.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index cc8e7c7..5960a8a 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -423,7 +423,6 @@ int amd64_get_dram_hole_info(struct mem_ctl_info *mci, u64 *hole_base,
u64 *hole_offset, u64 *hole_size)
{
struct amd64_pvt *pvt = mci->pvt_info;
- u64 base;
/* only revE and later have the DRAM Hole Address Register */
if (boot_cpu_data.x86 == 0xf && pvt->ext_model < K8_REV_E) {
@@ -462,10 +461,8 @@ int amd64_get_dram_hole_info(struct mem_ctl_info *mci, u64 *hole_base,
* addresses in the hole so that they start at 0x100000000.
*/
- base = dhar_base(pvt);
-
- *hole_base = base;
- *hole_size = (0x1ull << 32) - base;
+ *hole_base = dhar_base(pvt);
+ *hole_size = (1ULL << 32) - *hole_base;
if (boot_cpu_data.x86 > 0xf)
*hole_offset = f10_dhar_offset(pvt);
@@ -513,15 +510,15 @@ static u64 sys_addr_to_dram_addr(struct mem_ctl_info *mci, u64 sys_addr)
{
struct amd64_pvt *pvt = mci->pvt_info;
u64 dram_base, hole_base, hole_offset, hole_size, dram_addr;
- int ret = 0;
+ int ret;
dram_base = get_dram_base(pvt, pvt->mc_node_id);
ret = amd64_get_dram_hole_info(mci, &hole_base, &hole_offset,
&hole_size);
if (!ret) {
- if ((sys_addr >= (1ull << 32)) &&
- (sys_addr < ((1ull << 32) + hole_size))) {
+ if ((sys_addr >= (1ULL << 32)) &&
+ (sys_addr < ((1ULL << 32) + hole_size))) {
/* use DHAR to translate SysAddr to DramAddr */
dram_addr = sys_addr - hole_offset;
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