AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2024-12-11 23:16:43 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

Blackfin arch: correct icache size in show_cpuinfo(), let c_start() return proper pointer

Browse Source 
Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
This commit is contained in:
Graf Yang 2008-10-09 15:37:47 +08:00 committed by Bryan Wu
parent 47664c1f86
commit 55f2feae3a
1 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
arch/blackfin/kernel/setup.c
View File

@ -1000,7 +1000,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
"cpu family\t: 0x%x\n"
"model name\t: ADSP-%s %lu(MHz CCLK) %lu(MHz SCLK) (%s)\n"
"stepping\t: %d\n",
0,
*(unsigned int *)v,
vendor,
(bfin_read_CHIPID() & CHIPID_FAMILY),
cpu, cclk/1000000, sclk/1000000,
@ -1048,7 +1048,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
if ((bfin_read_DMEM_CONTROL() & (ENDCPLB | DMC_ENABLE)) != (ENDCPLB | DMC_ENABLE))
dcache_size = 0;
if ((bfin_read_IMEM_CONTROL() & (IMC | ENICPLB)) == (IMC | ENICPLB))
if ((bfin_read_IMEM_CONTROL() & (IMC | ENICPLB)) != (IMC | ENICPLB))
icache_size = 0;
seq_printf(m, "cache size\t: %d KB(L1 icache) "
@ -1137,12 +1137,18 @@ static int show_cpuinfo(struct seq_file *m, void *v)
static void *c_start(struct seq_file *m, loff_t *pos)
{
return *pos < NR_CPUS ? ((void *)0x12345678) : NULL;
if (*pos == 0)
*pos = first_cpu(cpu_online_map);
if (*pos >= num_online_cpus())
return NULL;
return pos;
}
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
++*pos;
*pos = next_cpu(*pos, cpu_online_map);
return c_start(m, pos);
}