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Code Issues Releases Wiki Activity

nios2: Use IS_ENABLED instead of #ifdefs to check config symbols

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Make the checking for div/mul/mulx instruction config symbols easier to
read by using IS_ENABLED instead of #ifdefs.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Ley Foon Tan <lftan@altera.com>
This commit is contained in:
Tobias Klauser 2014-11-17 18:30:37 +08:00 committed by Ley Foon Tan
parent 2fc8483fdc
commit ac8ab8dd95
1 changed files with 5 additions and 9 deletions
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14
arch/nios2/kernel/cpuinfo.c
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@ -73,18 +73,14 @@ void __init setup_cpuinfo(void)
cpuinfo.has_mul = fcpu_has(cpu, "altr,has-mul");
cpuinfo.has_mulx = fcpu_has(cpu, "altr,has-mulx");
#ifdef CONFIG_NIOS2_HW_DIV_SUPPORT
if (!cpuinfo.has_div)
if (IS_ENABLED(CONFIG_NIOS2_HW_DIV_SUPPORT) && !cpuinfo.has_div)
err_cpu("DIV");
#endif
#ifdef CONFIG_NIOS2_HW_MUL_SUPPORT
if (!cpuinfo.has_mul)
if (IS_ENABLED(CONFIG_NIOS2_HW_MUL_SUPPORT) && !cpuinfo.has_mul)
err_cpu("MUL");
#endif
#ifdef CONFIG_NIOS2_HW_MULX_SUPPORT
if (!cpuinfo.has_mulx)
if (IS_ENABLED(CONFIG_NIOS2_HW_MULX_SUPPORT) && !cpuinfo.has_mulx)
err_cpu("MULX");
#endif
cpuinfo.tlb_num_ways = fcpu(cpu, "altr,tlb-num-ways");
if (!cpuinfo.tlb_num_ways)