From f73ca028a0a4cc307597efc6ef2c910dc2d20639 Mon Sep 17 00:00:00 2001 From: Dmitry Shmidt Date: Wed, 11 May 2016 11:01:02 -0700 Subject: [PATCH] fiq_debugger: Add fiq_debugger.disable option This change allows to use same kernel image with different console options for uart and fiq_debugger. If fiq_debugger.disable will be set to 1/y/Y, fiq_debugger will not be initialized. Change-Id: I71fda54f5f863d13b1437b1f909e52dd375d002d Signed-off-by: Dmitry Shmidt --- drivers/staging/android/fiq_debugger/fiq_debugger.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/staging/android/fiq_debugger/fiq_debugger.c b/drivers/staging/android/fiq_debugger/fiq_debugger.c index 0c558331a3d2..b132cff14f01 100644 --- a/drivers/staging/android/fiq_debugger/fiq_debugger.c +++ b/drivers/staging/android/fiq_debugger/fiq_debugger.c @@ -123,11 +123,13 @@ static bool initial_console_enable; #endif static bool fiq_kgdb_enable; +static bool fiq_debugger_disable; module_param_named(no_sleep, initial_no_sleep, bool, 0644); module_param_named(debug_enable, initial_debug_enable, bool, 0644); module_param_named(console_enable, initial_console_enable, bool, 0644); module_param_named(kgdb_enable, fiq_kgdb_enable, bool, 0644); +module_param_named(disable, fiq_debugger_disable, bool, 0644); #ifdef CONFIG_FIQ_DEBUGGER_WAKEUP_IRQ_ALWAYS_ON static inline @@ -1230,6 +1232,10 @@ int fiq_debugger_uart_overlay(void) static int __init fiq_debugger_init(void) { + if (fiq_debugger_disable) { + pr_err("serial_debugger: disabled\n"); + return -ENODEV; + } #if defined(CONFIG_FIQ_DEBUGGER_CONSOLE) fiq_debugger_tty_init(); #endif -- 2.34.1