[PATCH 09/15] powerpc/opal: Add PHB to cxl mode call
From: Michael Neuling <hidden>
Date: 2014-09-18 08:32:05
Also in:
lkml
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
From: Ian Munsie <redacted> This adds the OPAL call to change a PHB into cxl mode. Signed-off-by: Ian Munsie <redacted> Signed-off-by: Michael Neuling <redacted> --- 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