Message ID | 20190917014307.30485-2-alastair@au1.ibm.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | ocxl: Allow external drivers to access LPC memory | expand |
Context | Check | Description |
---|---|---|
snowpatch_ozlabs/apply_patch | success | Successfully applied on branch next (31f571deea2bc840fbe52c6385d6723b4e69a15c) |
snowpatch_ozlabs/checkpatch | warning | total: 0 errors, 0 warnings, 4 checks, 24 lines checked |
On 17/9/19 3:42 am, Alastair D'Silva wrote: > From: Alastair D'Silva <alastair@d-silva.org> > > Add OPAL calls for LPC memory alloc/release > > Signed-off-by: Alastair D'Silva <alastair@d-silva.org> This needs rebasing, but apart from that. Acked-by: Andrew Donnellan <ajd@linux.ibm.com> > --- > arch/powerpc/include/asm/opal-api.h | 4 +++- > arch/powerpc/include/asm/opal.h | 3 +++ > arch/powerpc/platforms/powernv/opal-call.c | 2 ++ > 3 files changed, 8 insertions(+), 1 deletion(-) > > diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h > index 383242eb0dea..c58161cd7cfb 100644 > --- a/arch/powerpc/include/asm/opal-api.h > +++ b/arch/powerpc/include/asm/opal-api.h > @@ -208,7 +208,9 @@ > #define OPAL_HANDLE_HMI2 166 > #define OPAL_NX_COPROC_INIT 167 > #define OPAL_XIVE_GET_VP_STATE 170 > -#define OPAL_LAST 170 > +#define OPAL_NPU_MEM_ALLOC 171 > +#define OPAL_NPU_MEM_RELEASE 172 > +#define OPAL_LAST 172 > > #define QUIESCE_HOLD 1 /* Spin all calls at entry */ > #define QUIESCE_REJECT 2 /* Fail all calls with OPAL_BUSY */ > diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h > index 57bd029c715e..8c957a003be4 100644 > --- a/arch/powerpc/include/asm/opal.h > +++ b/arch/powerpc/include/asm/opal.h > @@ -39,6 +39,9 @@ int64_t opal_npu_spa_clear_cache(uint64_t phb_id, uint32_t bdfn, > uint64_t PE_handle); > int64_t opal_npu_tl_set(uint64_t phb_id, uint32_t bdfn, long cap, > uint64_t rate_phys, uint32_t size); > +int64_t opal_npu_mem_alloc(uint64_t phb_id, uint32_t bdfn, > + uint64_t size, uint64_t *bar); > +int64_t opal_npu_mem_release(uint64_t phb_id, uint32_t bdfn); > int64_t opal_console_write(int64_t term_number, __be64 *length, > const uint8_t *buffer); > int64_t opal_console_read(int64_t term_number, __be64 *length, > diff --git a/arch/powerpc/platforms/powernv/opal-call.c b/arch/powerpc/platforms/powernv/opal-call.c > index 29ca523c1c79..09a280446507 100644 > --- a/arch/powerpc/platforms/powernv/opal-call.c > +++ b/arch/powerpc/platforms/powernv/opal-call.c > @@ -287,3 +287,5 @@ OPAL_CALL(opal_pci_set_pbcq_tunnel_bar, OPAL_PCI_SET_PBCQ_TUNNEL_BAR); > OPAL_CALL(opal_sensor_read_u64, OPAL_SENSOR_READ_U64); > OPAL_CALL(opal_sensor_group_enable, OPAL_SENSOR_GROUP_ENABLE); > OPAL_CALL(opal_nx_coproc_init, OPAL_NX_COPROC_INIT); > +OPAL_CALL(opal_npu_mem_alloc, OPAL_NPU_MEM_ALLOC); > +OPAL_CALL(opal_npu_mem_release, OPAL_NPU_MEM_RELEASE); >
diff --git a/arch/powerpc/include/asm/opal-api.h b/arch/powerpc/include/asm/opal-api.h index 383242eb0dea..c58161cd7cfb 100644 --- a/arch/powerpc/include/asm/opal-api.h +++ b/arch/powerpc/include/asm/opal-api.h @@ -208,7 +208,9 @@ #define OPAL_HANDLE_HMI2 166 #define OPAL_NX_COPROC_INIT 167 #define OPAL_XIVE_GET_VP_STATE 170 -#define OPAL_LAST 170 +#define OPAL_NPU_MEM_ALLOC 171 +#define OPAL_NPU_MEM_RELEASE 172 +#define OPAL_LAST 172 #define QUIESCE_HOLD 1 /* Spin all calls at entry */ #define QUIESCE_REJECT 2 /* Fail all calls with OPAL_BUSY */ diff --git a/arch/powerpc/include/asm/opal.h b/arch/powerpc/include/asm/opal.h index 57bd029c715e..8c957a003be4 100644 --- a/arch/powerpc/include/asm/opal.h +++ b/arch/powerpc/include/asm/opal.h @@ -39,6 +39,9 @@ int64_t opal_npu_spa_clear_cache(uint64_t phb_id, uint32_t bdfn, uint64_t PE_handle); int64_t opal_npu_tl_set(uint64_t phb_id, uint32_t bdfn, long cap, uint64_t rate_phys, uint32_t size); +int64_t opal_npu_mem_alloc(uint64_t phb_id, uint32_t bdfn, + uint64_t size, uint64_t *bar); +int64_t opal_npu_mem_release(uint64_t phb_id, uint32_t bdfn); int64_t opal_console_write(int64_t term_number, __be64 *length, const uint8_t *buffer); int64_t opal_console_read(int64_t term_number, __be64 *length, diff --git a/arch/powerpc/platforms/powernv/opal-call.c b/arch/powerpc/platforms/powernv/opal-call.c index 29ca523c1c79..09a280446507 100644 --- a/arch/powerpc/platforms/powernv/opal-call.c +++ b/arch/powerpc/platforms/powernv/opal-call.c @@ -287,3 +287,5 @@ OPAL_CALL(opal_pci_set_pbcq_tunnel_bar, OPAL_PCI_SET_PBCQ_TUNNEL_BAR); OPAL_CALL(opal_sensor_read_u64, OPAL_SENSOR_READ_U64); OPAL_CALL(opal_sensor_group_enable, OPAL_SENSOR_GROUP_ENABLE); OPAL_CALL(opal_nx_coproc_init, OPAL_NX_COPROC_INIT); +OPAL_CALL(opal_npu_mem_alloc, OPAL_NPU_MEM_ALLOC); +OPAL_CALL(opal_npu_mem_release, OPAL_NPU_MEM_RELEASE);