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watchdog: iTCO_wdt: Export vendorsupport
commit 7ca6ee3890
upstream.
In preparation for making ->smi_res optional the iTCO_wdt driver needs
to know whether vendorsupport is being set to non-zero. For this reason
export the variable.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
4ebd166417
commit
b42afa3475
2 changed files with 11 additions and 7 deletions
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@ -1,10 +1,12 @@
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/* SPDX-License-Identifier: GPL-2.0 */
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/* iTCO Vendor Specific Support hooks */
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#ifdef CONFIG_ITCO_VENDOR_SUPPORT
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extern int iTCO_vendorsupport;
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extern void iTCO_vendor_pre_start(struct resource *, unsigned int);
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extern void iTCO_vendor_pre_stop(struct resource *);
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extern int iTCO_vendor_check_noreboot_on(void);
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#else
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#define iTCO_vendorsupport 0
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#define iTCO_vendor_pre_start(acpibase, heartbeat) {}
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#define iTCO_vendor_pre_stop(acpibase) {}
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#define iTCO_vendor_check_noreboot_on() 1
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@ -39,8 +39,10 @@
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/* Broken BIOS */
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#define BROKEN_BIOS 911
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static int vendorsupport;
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module_param(vendorsupport, int, 0);
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int iTCO_vendorsupport;
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EXPORT_SYMBOL(iTCO_vendorsupport);
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module_param_named(vendorsupport, iTCO_vendorsupport, int, 0);
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MODULE_PARM_DESC(vendorsupport, "iTCO vendor specific support mode, default="
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"0 (none), 1=SuperMicro Pent3, 911=Broken SMI BIOS");
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@ -152,7 +154,7 @@ static void broken_bios_stop(struct resource *smires)
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void iTCO_vendor_pre_start(struct resource *smires,
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unsigned int heartbeat)
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{
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switch (vendorsupport) {
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switch (iTCO_vendorsupport) {
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case SUPERMICRO_OLD_BOARD:
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supermicro_old_pre_start(smires);
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break;
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@ -165,7 +167,7 @@ EXPORT_SYMBOL(iTCO_vendor_pre_start);
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void iTCO_vendor_pre_stop(struct resource *smires)
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{
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switch (vendorsupport) {
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switch (iTCO_vendorsupport) {
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case SUPERMICRO_OLD_BOARD:
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supermicro_old_pre_stop(smires);
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break;
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@ -178,7 +180,7 @@ EXPORT_SYMBOL(iTCO_vendor_pre_stop);
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int iTCO_vendor_check_noreboot_on(void)
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{
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switch (vendorsupport) {
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switch (iTCO_vendorsupport) {
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case SUPERMICRO_OLD_BOARD:
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return 0;
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default:
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@ -189,13 +191,13 @@ EXPORT_SYMBOL(iTCO_vendor_check_noreboot_on);
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static int __init iTCO_vendor_init_module(void)
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{
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if (vendorsupport == SUPERMICRO_NEW_BOARD) {
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if (iTCO_vendorsupport == SUPERMICRO_NEW_BOARD) {
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pr_warn("Option vendorsupport=%d is no longer supported, "
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"please use the w83627hf_wdt driver instead\n",
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SUPERMICRO_NEW_BOARD);
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return -EINVAL;
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}
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pr_info("vendor-support=%d\n", vendorsupport);
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pr_info("vendor-support=%d\n", iTCO_vendorsupport);
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return 0;
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}
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