From: Ian Munsie <imun...@au1.ibm.com>
This adds the OPAL call to change a PHB into cxl mode.
Signed-off-by: Ian Munsie <imun...@au1.ibm.com>
Signed-off-by: Michael Neuling <mi...@neuling.org>
---
arch/powerpc/include/asm/opal.h | 2 ++
arch/powerpc/platforms/powernv/opal-wrappers.S | 1 +
2 files changed, 3 insertions(+)
diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h
index 86055e5..84c37c4dbc 100644
--- a/arch/powerpc/include/asm/opal.h
+++ b/arch/powerpc/include/asm/opal.h
@@ -146,6 +146,7 @@ struct opal_sg_list {
#define OPAL_GET_PARAM 89
#define OPAL_SET_PARAM 90
#define OPAL_DUMP_RESEND 91
+#define OPAL_PCI_SET_PHB_CXL_MODE 93
#define OPAL_DUMP_INFO2 94
#define OPAL_PCI_EEH_FREEZE_SET 97
#define OPAL_HANDLE_HMI 98
@@ -924,6 +925,7 @@ int64_t opal_sensor_read(uint32_t sensor_hndl, int token,
__be32 *sensor_data);
int64_t opal_handle_hmi(void);
int64_t opal_register_dump_region(uint32_t id, uint64_t start, uint64_t end);
int64_t opal_unregister_dump_region(uint32_t id);
+int64_t opal_pci_set_phb_cxl_mode(uint64_t phb_id, uint64_t mode, uint64_t
pe_number);
/* Internal functions */
extern int early_init_dt_scan_opal(unsigned long node, const char *uname,
diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S
b/arch/powerpc/platforms/powernv/opal-wrappers.S
index 2e6ce1b..0fb56dc 100644
--- a/arch/powerpc/platforms/powernv/opal-wrappers.S
+++ b/arch/powerpc/platforms/powernv/opal-wrappers.S
@@ -247,3 +247,4 @@ OPAL_CALL(opal_set_param, OPAL_SET_PARAM);
OPAL_CALL(opal_handle_hmi, OPAL_HANDLE_HMI);
OPAL_CALL(opal_register_dump_region, OPAL_REGISTER_DUMP_REGION);
OPAL_CALL(opal_unregister_dump_region, OPAL_UNREGISTER_DUMP_REGION);
+OPAL_CALL(opal_pci_set_phb_cxl_mode, OPAL_PCI_SET_PHB_CXL_MODE);
--
1.9.1
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