Pull bugzilla-3774 into release branch (53fdc518) · Commits · e / devices / android_kernel_xiaomi_markw

Documentation/kernel-parameters.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -163,6 +163,8 @@ and is between 256 and 4096 characters. It is defined in the file
		acpi_irq_isa= [HW,ACPI] If irq_balance, mark listed IRQs used by ISA
		Format: <irq>,<irq>...

		acpi_no_auto_ssdt [HW,ACPI] Disable automatic loading of SSDT

		acpi_os_name= [HW,ACPI] Tell ACPI BIOS the name of the OS
		Format: To spoof as Windows 98: ="Microsoft Windows"

+23 −0

Original line number	Diff line number	Diff line
		@@ -52,6 +52,8 @@ ACPI_MODULE_NAME("tbxface")
		/* Local prototypes */
		static acpi_status acpi_tb_load_namespace(void);

		static int no_auto_ssdt;

		/*******************************************************************************
		*
		* FUNCTION: acpi_allocate_root_table
		@@ -536,6 +538,10 @@ static acpi_status acpi_tb_load_namespace(void)

		ACPI_INFO((AE_INFO, "Table DSDT replaced by host OS"));
		acpi_tb_print_table_header(0, table);

		if (no_auto_ssdt == 0) {
		printk(KERN_WARNING "ACPI: DSDT override uses original SSDTs unless \"acpi_no_auto_ssdt\"");
		}
		}

		status =
		@@ -577,6 +583,11 @@ static acpi_status acpi_tb_load_namespace(void)
		continue;
		}

		if (no_auto_ssdt) {
		printk(KERN_WARNING "ACPI: SSDT ignored due to \"acpi_no_auto_ssdt\"\n");
		continue;
		}

		/* Ignore errors while loading tables, get as many as possible */

		(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
		@@ -622,3 +633,15 @@ acpi_status acpi_load_tables(void)
		}

		ACPI_EXPORT_SYMBOL(acpi_load_tables)


		static int __init acpi_no_auto_ssdt_setup(char *s) {

		printk(KERN_NOTICE "ACPI: SSDT auto-load disabled\n");

		no_auto_ssdt = 1;

		return 1;
		}

		__setup("acpi_no_auto_ssdt", acpi_no_auto_ssdt_setup);