From 59cdb2e7c849656a1509b8c20cab2be1743631b2 Mon Sep 17 00:00:00 2001 From: Andy Shevchenko Date: Fri, 2 Apr 2021 20:43:30 +0300 Subject: ipmi_si: Reuse si_to_str[] array in ipmi_hardcode_init_one() Instead of making the comparison one by one, reuse si_to_str[] array in ipmi_hardcode_init_one() in conjunction with match_string() API. Signed-off-by: Andy Shevchenko Message-Id: <20210402174334.13466-7-andriy.shevchenko@linux.intel.com> Signed-off-by: Corey Minyard --- drivers/char/ipmi/ipmi_si.h | 6 +++++- drivers/char/ipmi/ipmi_si_hardcode.c | 23 +++++++++-------------- drivers/char/ipmi/ipmi_si_intf.c | 3 ++- 3 files changed, 16 insertions(+), 16 deletions(-) (limited to 'drivers/char/ipmi') diff --git a/drivers/char/ipmi/ipmi_si.h b/drivers/char/ipmi/ipmi_si.h index bac0ff86e48e..9492c53eba86 100644 --- a/drivers/char/ipmi/ipmi_si.h +++ b/drivers/char/ipmi/ipmi_si.h @@ -18,10 +18,14 @@ #define DEFAULT_REGSPACING 1 #define DEFAULT_REGSIZE 1 +/* Numbers in this enumerator should be mapped to si_to_str[] */ enum si_type { - SI_TYPE_INVALID, SI_KCS, SI_SMIC, SI_BT + SI_TYPE_INVALID, SI_KCS, SI_SMIC, SI_BT, SI_TYPE_MAX }; +/* Array is defined in the ipmi_si_intf.c */ +extern const char *const si_to_str[]; + enum ipmi_addr_space { IPMI_IO_ADDR_SPACE, IPMI_MEM_ADDR_SPACE }; diff --git a/drivers/char/ipmi/ipmi_si_hardcode.c b/drivers/char/ipmi/ipmi_si_hardcode.c index f6ece7569504..bbcf7483d569 100644 --- a/drivers/char/ipmi/ipmi_si_hardcode.c +++ b/drivers/char/ipmi/ipmi_si_hardcode.c @@ -80,26 +80,21 @@ static void __init ipmi_hardcode_init_one(const char *si_type_str, enum ipmi_addr_space addr_space) { struct ipmi_plat_data p; + int t; memset(&p, 0, sizeof(p)); p.iftype = IPMI_PLAT_IF_SI; - if (!si_type_str || !*si_type_str || strcmp(si_type_str, "kcs") == 0) { + if (!si_type_str || !*si_type_str) { p.type = SI_KCS; - } else if (strcmp(si_type_str, "smic") == 0) { - p.type = SI_SMIC; - } else if (strcmp(si_type_str, "bt") == 0) { - p.type = SI_BT; - } else if (strcmp(si_type_str, "invalid") == 0) { - /* - * Allow a firmware-specified interface to be - * disabled. - */ - p.type = SI_TYPE_INVALID; } else { - pr_warn("Interface type specified for interface %d, was invalid: %s\n", - i, si_type_str); - return; + t = match_string(si_to_str, -1, si_type_str); + if (t < 0) { + pr_warn("Interface type specified for interface %d, was invalid: %s\n", + i, si_type_str); + return; + } + p.type = t; } p.regsize = regsizes[i]; diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index be41a473e3c2..d6ecf88636c4 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -70,7 +70,8 @@ enum si_intf_state { #define IPMI_BT_INTMASK_CLEAR_IRQ_BIT 2 #define IPMI_BT_INTMASK_ENABLE_IRQ_BIT 1 -static const char * const si_to_str[] = { "invalid", "kcs", "smic", "bt" }; +/* 'invalid' to allow a firmware-specified interface to be disabled */ +const char *const si_to_str[] = { "invalid", "kcs", "smic", "bt", NULL }; static bool initialized; -- cgit v1.2.3