From: Dave Jiang <dave.jiang@intel.com>
Date: Wed, 31 Jan 2018 12:45:55 -0700
Subject: nfit-test: Add platform cap support from ACPI 6.2a to test
Patch-mainline: v4.16-rc1
Git-commit: f81e1d35a6e36d30888c46283b8dd1022e847124
References: bsc#1091424
Adding NFIT platform capabilities sub table in nfit_test simulated ACPI
NFIT table. Only the first NFIT table is added with the capability
sub-table.
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Signed-off-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Acked-by: Johannes Thumshirn <jthumshirn@suse.de>
---
tools/testing/nvdimm/test/nfit.c | 14 ++++++++++++--
1 file changed, 12 insertions(+), 2 deletions(-)
--- a/tools/testing/nvdimm/test/nfit.c
+++ b/tools/testing/nvdimm/test/nfit.c
@@ -763,7 +763,8 @@ static int nfit_test0_alloc(struct nfit_
window_size) * NUM_DCR
+ sizeof(struct acpi_nfit_data_region) * NUM_BDW
+ (sizeof(struct acpi_nfit_flush_address)
- + sizeof(u64) * NUM_HINTS) * NUM_DCR;
+ + sizeof(u64) * NUM_HINTS) * NUM_DCR
+ + sizeof(struct acpi_nfit_capabilities);
int i;
t->nfit_buf = test_alloc(t, nfit_size, &t->nfit_dma);
@@ -875,6 +876,7 @@ static void nfit_test0_setup(struct nfit
struct acpi_nfit_control_region *dcr;
struct acpi_nfit_data_region *bdw;
struct acpi_nfit_flush_address *flush;
+ struct acpi_nfit_capabilities *pcap;
unsigned int offset, i;
/*
@@ -1382,8 +1384,16 @@ static void nfit_test0_setup(struct nfit
for (i = 0; i < NUM_HINTS; i++)
flush->hint_address[i] = t->flush_dma[3] + i * sizeof(u64);
+ /* platform capabilities */
+ pcap = nfit_buf + offset + flush_hint_size * 4;
+ pcap->header.type = ACPI_NFIT_TYPE_CAPABILITIES;
+ pcap->header.length = sizeof(*pcap);
+ pcap->highest_capability = 1;
+ pcap->capabilities = ACPI_NFIT_CAPABILITY_CACHE_FLUSH |
+ ACPI_NFIT_CAPABILITY_MEM_FLUSH;
+
if (t->setup_hotplug) {
- offset = offset + flush_hint_size * 4;
+ offset = offset + flush_hint_size * 4 + sizeof(*pcap);
/* dcr-descriptor4: blk */
dcr = nfit_buf + offset;
dcr->header.type = ACPI_NFIT_TYPE_CONTROL_REGION;