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serial: 8250: move skip_txen_test to core

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8250_core is the only place where skip_txen_test is used. And platform
and core end up in 8250.ko, so there is no change in module name (param
prefix). Therefore, move skip_txen_test there and make it local.

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Link: https://patch.msgid.link/20251119092457.826789-5-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby (SUSE) 2025-11-19 10:24:55 +01:00 committed by Greg Kroah-Hartman
parent 37d55c92e9
commit 9b2259633b
3 changed files with 4 additions and 6 deletions
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1
drivers/tty/serial/8250/8250.h
View File

@ -105,7 +105,6 @@ extern unsigned int nr_uarts;
#endif
extern unsigned int share_irqs;
extern unsigned int skip_txen_test;
#define SERIAL8250_PORT_FLAGS(_base, _irq, _flags) \
{ \

4
drivers/tty/serial/8250/8250_core.c
View File

@ -52,6 +52,10 @@ struct irq_info {
static DEFINE_HASHTABLE(irq_lists, IRQ_HASH_BITS);
static DEFINE_MUTEX(hash_mutex); /* Used to walk the hash */
static bool skip_txen_test;
module_param(skip_txen_test, bool, 0644);
MODULE_PARM_DESC(skip_txen_test, "Skip checking for the TXEN bug at init time");
/*
* This is the serial driver's interrupt routine.
*

5
drivers/tty/serial/8250/8250_platform.c
View File

@ -29,10 +29,8 @@
* Configuration:
* share_irqs: Whether we pass IRQF_SHARED to request_irq().
* This option is unsafe when used on edge-triggered interrupts.
* skip_txen_test: Force skip of txen test at init time.
*/
unsigned int share_irqs = SERIAL8250_SHARE_IRQS;
unsigned int skip_txen_test;
unsigned int nr_uarts = CONFIG_SERIAL_8250_RUNTIME_UARTS;
@ -386,7 +384,4 @@ MODULE_PARM_DESC(share_irqs, "Share IRQs with other non-8250/16x50 devices (unsa
module_param(nr_uarts, uint, 0644);
MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
module_param(skip_txen_test, uint, 0644);
MODULE_PARM_DESC(skip_txen_test, "Skip checking for the TXEN bug at init time");
MODULE_ALIAS_CHARDEV_MAJOR(TTY_MAJOR);