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powerpc/pseries: Enable support of ibm,dynamic-memory-v2

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Add required bits to the architecture vector to enable support
of the ibm,dynamic-memory-v2 device tree property.

Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nathan Fontenot 2017-12-01 10:48:03 -06:00 committed by Michael Ellerman
parent 2b31e3aec1
commit 0c38ed6f6f
4 changed files with 5 additions and 1 deletions
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3
arch/powerpc/include/asm/firmware.h
View file

@ -51,6 +51,7 @@
#define FW_FEATURE_BEST_ENERGY ASM_CONST(0x0000000080000000)
#define FW_FEATURE_TYPE1_AFFINITY ASM_CONST(0x0000000100000000)
#define FW_FEATURE_PRRN ASM_CONST(0x0000000200000000)
#define FW_FEATURE_DRMEM_V2 ASM_CONST(0x0000000400000000)
#ifndef __ASSEMBLY__
@ -67,7 +68,7 @@ enum {
FW_FEATURE_CMO | FW_FEATURE_VPHN | FW_FEATURE_XCMO |
FW_FEATURE_SET_MODE | FW_FEATURE_BEST_ENERGY |
FW_FEATURE_TYPE1_AFFINITY | FW_FEATURE_PRRN |
FW_FEATURE_HPT_RESIZE,
FW_FEATURE_HPT_RESIZE | FW_FEATURE_DRMEM_V2,
FW_FEATURE_PSERIES_ALWAYS = 0,
FW_FEATURE_POWERNV_POSSIBLE = FW_FEATURE_OPAL,
FW_FEATURE_POWERNV_ALWAYS = 0,

1
arch/powerpc/include/asm/prom.h
View file

@ -143,6 +143,7 @@ extern int of_get_ibm_chip_id(struct device_node *np);
#define OV5_PFO_HW_842 0x1140 /* PFO Compression Accelerator */
#define OV5_PFO_HW_ENCR 0x1120 /* PFO Encryption Accelerator */
#define OV5_SUB_PROCESSORS 0x1501 /* 1,2,or 4 Sub-Processors supported */
#define OV5_DRMEM_V2 0x1680 /* ibm,dynamic-reconfiguration-v2 */
#define OV5_XIVE_SUPPORT 0x17C0 /* XIVE Exploitation Support Mask */
#define OV5_XIVE_LEGACY 0x1700 /* XIVE legacy mode Only */
#define OV5_XIVE_EXPLOIT 0x1740 /* XIVE exploitation mode Only */

1
arch/powerpc/kernel/prom_init.c
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@ -869,6 +869,7 @@ struct ibm_arch_vec __cacheline_aligned ibm_architecture_vec = {
.reserved2 = 0,
.reserved3 = 0,
.subprocessors = 1,
.byte22 = OV5_FEAT(OV5_DRMEM_V2),
.intarch = 0,
.mmu = 0,
.hash_ext = 0,

1
arch/powerpc/platforms/pseries/firmware.c
View file

@ -114,6 +114,7 @@ static __initdata struct vec5_fw_feature
vec5_fw_features_table[] = {
{FW_FEATURE_TYPE1_AFFINITY, OV5_TYPE1_AFFINITY},
{FW_FEATURE_PRRN, OV5_PRRN},
{FW_FEATURE_DRMEM_V2, OV5_DRMEM_V2},
};
static void __init fw_vec5_feature_init(const char *vec5, unsigned long len)