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microblaze: mb: remove use of seq_printf return value 

The seq_printf return value, because it's frequently misused,
will eventually be converted to void.

See: commit 1f33c41c03 ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Michal Simek <monstr@monstr.eu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Joe Perches 2015-04-15 16:17:57 -07:00 committed by Linus Torvalds
parent 7f032d6ef6
commit 81f0cd97aa
1 changed files with 68 additions and 71 deletions
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139
arch/microblaze/kernel/cpu/mb.c
View File

@ -27,7 +27,6 @@
static int show_cpuinfo(struct seq_file *m, void *v)
{
int count = 0;
char *fpga_family = "Unknown";
char *cpu_ver = "Unknown";
int i;
@ -48,91 +47,89 @@ static int show_cpuinfo(struct seq_file *m, void *v)
}
}
count = seq_printf(m,
"CPU-Family: MicroBlaze\n"
"FPGA-Arch: %s\n"
"CPU-Ver: %s, %s endian\n"
"CPU-MHz: %d.%02d\n"
"BogoMips: %lu.%02lu\n",
fpga_family,
cpu_ver,
cpuinfo.endian ? "little" : "big",
cpuinfo.cpu_clock_freq /
1000000,
cpuinfo.cpu_clock_freq %
1000000,
loops_per_jiffy / (500000 / HZ),
(loops_per_jiffy / (5000 / HZ)) % 100);
seq_printf(m,
"CPU-Family: MicroBlaze\n"
"FPGA-Arch: %s\n"
"CPU-Ver: %s, %s endian\n"
"CPU-MHz: %d.%02d\n"
"BogoMips: %lu.%02lu\n",
fpga_family,
cpu_ver,
cpuinfo.endian ? "little" : "big",
cpuinfo.cpu_clock_freq / 1000000,
cpuinfo.cpu_clock_freq % 1000000,
loops_per_jiffy / (500000 / HZ),
(loops_per_jiffy / (5000 / HZ)) % 100);
count += seq_printf(m,
"HW:\n Shift:\t\t%s\n"
" MSR:\t\t%s\n"
" PCMP:\t\t%s\n"
" DIV:\t\t%s\n",
(cpuinfo.use_instr & PVR0_USE_BARREL_MASK) ? "yes" : "no",
(cpuinfo.use_instr & PVR2_USE_MSR_INSTR) ? "yes" : "no",
(cpuinfo.use_instr & PVR2_USE_PCMP_INSTR) ? "yes" : "no",
(cpuinfo.use_instr & PVR0_USE_DIV_MASK) ? "yes" : "no");
seq_printf(m,
"HW:\n Shift:\t\t%s\n"
" MSR:\t\t%s\n"
" PCMP:\t\t%s\n"
" DIV:\t\t%s\n",
(cpuinfo.use_instr & PVR0_USE_BARREL_MASK) ? "yes" : "no",
(cpuinfo.use_instr & PVR2_USE_MSR_INSTR) ? "yes" : "no",
(cpuinfo.use_instr & PVR2_USE_PCMP_INSTR) ? "yes" : "no",
(cpuinfo.use_instr & PVR0_USE_DIV_MASK) ? "yes" : "no");
count += seq_printf(m,
" MMU:\t\t%x\n",
cpuinfo.mmu);
seq_printf(m, " MMU:\t\t%x\n", cpuinfo.mmu);
count += seq_printf(m,
" MUL:\t\t%s\n"
" FPU:\t\t%s\n",
(cpuinfo.use_mult & PVR2_USE_MUL64_MASK) ? "v2" :
(cpuinfo.use_mult & PVR0_USE_HW_MUL_MASK) ? "v1" : "no",
(cpuinfo.use_fpu & PVR2_USE_FPU2_MASK) ? "v2" :
(cpuinfo.use_fpu & PVR0_USE_FPU_MASK) ? "v1" : "no");
seq_printf(m,
" MUL:\t\t%s\n"
" FPU:\t\t%s\n",
(cpuinfo.use_mult & PVR2_USE_MUL64_MASK) ? "v2" :
(cpuinfo.use_mult & PVR0_USE_HW_MUL_MASK) ? "v1" : "no",
(cpuinfo.use_fpu & PVR2_USE_FPU2_MASK) ? "v2" :
(cpuinfo.use_fpu & PVR0_USE_FPU_MASK) ? "v1" : "no");
count += seq_printf(m,
" Exc:\t\t%s%s%s%s%s%s%s%s\n",
(cpuinfo.use_exc & PVR2_OPCODE_0x0_ILL_MASK) ? "op0x0 " : "",
(cpuinfo.use_exc & PVR2_UNALIGNED_EXC_MASK) ? "unal " : "",
(cpuinfo.use_exc & PVR2_ILL_OPCODE_EXC_MASK) ? "ill " : "",
(cpuinfo.use_exc & PVR2_IOPB_BUS_EXC_MASK) ? "iopb " : "",
(cpuinfo.use_exc & PVR2_DOPB_BUS_EXC_MASK) ? "dopb " : "",
(cpuinfo.use_exc & PVR2_DIV_ZERO_EXC_MASK) ? "zero " : "",
(cpuinfo.use_exc & PVR2_FPU_EXC_MASK) ? "fpu " : "",
(cpuinfo.use_exc & PVR2_USE_FSL_EXC) ? "fsl " : "");
seq_printf(m,
" Exc:\t\t%s%s%s%s%s%s%s%s\n",
(cpuinfo.use_exc & PVR2_OPCODE_0x0_ILL_MASK) ? "op0x0 " : "",
(cpuinfo.use_exc & PVR2_UNALIGNED_EXC_MASK) ? "unal " : "",
(cpuinfo.use_exc & PVR2_ILL_OPCODE_EXC_MASK) ? "ill " : "",
(cpuinfo.use_exc & PVR2_IOPB_BUS_EXC_MASK) ? "iopb " : "",
(cpuinfo.use_exc & PVR2_DOPB_BUS_EXC_MASK) ? "dopb " : "",
(cpuinfo.use_exc & PVR2_DIV_ZERO_EXC_MASK) ? "zero " : "",
(cpuinfo.use_exc & PVR2_FPU_EXC_MASK) ? "fpu " : "",
(cpuinfo.use_exc & PVR2_USE_FSL_EXC) ? "fsl " : "");
count += seq_printf(m,
"Stream-insns:\t%sprivileged\n",
cpuinfo.mmu_privins ? "un" : "");
seq_printf(m,
"Stream-insns:\t%sprivileged\n",
cpuinfo.mmu_privins ? "un" : "");
if (cpuinfo.use_icache)
count += seq_printf(m,
"Icache:\t\t%ukB\tline length:\t%dB\n",
cpuinfo.icache_size >> 10,
cpuinfo.icache_line_length);
seq_printf(m,
"Icache:\t\t%ukB\tline length:\t%dB\n",
cpuinfo.icache_size >> 10,
cpuinfo.icache_line_length);
else
count += seq_printf(m, "Icache:\t\tno\n");
seq_puts(m, "Icache:\t\tno\n");
if (cpuinfo.use_dcache) {
count += seq_printf(m,
"Dcache:\t\t%ukB\tline length:\t%dB\n",
cpuinfo.dcache_size >> 10,
cpuinfo.dcache_line_length);
seq_printf(m, "Dcache-Policy:\t");
seq_printf(m,
"Dcache:\t\t%ukB\tline length:\t%dB\n",
cpuinfo.dcache_size >> 10,
cpuinfo.dcache_line_length);
seq_puts(m, "Dcache-Policy:\t");
if (cpuinfo.dcache_wb)
count += seq_printf(m, "write-back\n");
seq_puts(m, "write-back\n");
else
count += seq_printf(m, "write-through\n");
} else
count += seq_printf(m, "Dcache:\t\tno\n");
seq_puts(m, "write-through\n");
} else {
seq_puts(m, "Dcache:\t\tno\n");
}
count += seq_printf(m,
"HW-Debug:\t%s\n",
cpuinfo.hw_debug ? "yes" : "no");
seq_printf(m,
"HW-Debug:\t%s\n",
cpuinfo.hw_debug ? "yes" : "no");
count += seq_printf(m,
"PVR-USR1:\t%02x\n"
"PVR-USR2:\t%08x\n",
cpuinfo.pvr_user1,
cpuinfo.pvr_user2);
seq_printf(m,
"PVR-USR1:\t%02x\n"
"PVR-USR2:\t%08x\n",
cpuinfo.pvr_user1,
cpuinfo.pvr_user2);
seq_printf(m, "Page size:\t%lu\n", PAGE_SIZE);
count += seq_printf(m, "Page size:\t%lu\n", PAGE_SIZE);
return 0;
}