Commit 59471227 authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
Browse files

s390: add support for IBM zBC12 machine 



Just add the new model number where appropiate.

Cc: stable@vger.kernel.org # v3.10
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 79b6f7fb

arch/s390/Kconfig

+4 −3
Original line number Diff line number Diff line
@@ -228,11 +228,12 @@ config MARCH_Z196 
	  not work on older machines.



config MARCH_ZEC12

	bool "IBM zEC12"

	bool "IBM zBC12 and zEC12"

	select HAVE_MARCH_ZEC12_FEATURES if 64BIT

	help

	  Select this to enable optimizations for IBM zEC12 (2827 series). The

	  kernel will be slightly faster but will not work on older machines.

	  Select this to enable optimizations for IBM zBC12 and zEC12 (2828 and

	  2827 series). The kernel will be slightly faster but will not work on

	  older machines.



endchoice

arch/s390/kernel/setup.c

+1 −0
Original line number Diff line number Diff line
@@ -994,6 +994,7 @@ static void __init setup_hwcaps(void) 
		strcpy(elf_platform, "z196");

		break;

	case 0x2827:

	case 0x2828:

		strcpy(elf_platform, "zEC12");

		break;

	}

arch/s390/mm/init.c

+1 −0
Original line number Diff line number Diff line
@@ -69,6 +69,7 @@ static void __init setup_zero_pages(void) 
		order = 2;

		break;

	case 0x2827:	/* zEC12 */

	case 0x2828:	/* zEC12 */

	default:

		order = 5;

		break;

arch/s390/oprofile/init.c

+1 −1
Original line number Diff line number Diff line
@@ -440,7 +440,7 @@ static int oprofile_hwsampler_init(struct oprofile_operations *ops) 
		switch (id.machine) {

		case 0x2097: case 0x2098: ops->cpu_type = "s390/z10"; break;

		case 0x2817: case 0x2818: ops->cpu_type = "s390/z196"; break;

		case 0x2827:              ops->cpu_type = "s390/zEC12"; break;

		case 0x2827: case 0x2828: ops->cpu_type = "s390/zEC12"; break;

		default: return -ENODEV;

		}

	}