diff options
Diffstat (limited to 'hw/npu2.c')
| -rw-r--r-- | hw/npu2.c | 22 |
1 files changed, 4 insertions, 18 deletions
@@ -2254,14 +2254,9 @@ static int opal_npu_map_lpar(uint64_t phb_id, uint64_t bdf, uint64_t lparid, struct phb *phb = pci_get_phb(phb_id); struct npu2 *p; struct npu2_dev *ndev = NULL; - uint64_t xts_bdf_lpar, atsd_lpar, rc = OPAL_SUCCESS; + uint64_t xts_bdf_lpar, rc = OPAL_SUCCESS; int i; int id; - static uint64_t atsd_lpar_regs[] = { - NPU2_XTS_MMIO_ATSD0_LPARID, NPU2_XTS_MMIO_ATSD1_LPARID, - NPU2_XTS_MMIO_ATSD2_LPARID, NPU2_XTS_MMIO_ATSD3_LPARID, - NPU2_XTS_MMIO_ATSD4_LPARID, NPU2_XTS_MMIO_ATSD5_LPARID, - NPU2_XTS_MMIO_ATSD6_LPARID, NPU2_XTS_MMIO_ATSD7_LPARID }; if (!phb || phb->phb_type != phb_type_npu_v2) return OPAL_PARAMETER; @@ -2301,20 +2296,11 @@ static int opal_npu_map_lpar(uint64_t phb_id, uint64_t bdf, uint64_t lparid, xts_bdf_lpar = SETFIELD(NPU2_XTS_BDF_MAP_LPARID, xts_bdf_lpar, lparid); xts_bdf_lpar = SETFIELD(NPU2_XTS_BDF_MAP_LPARSHORT, xts_bdf_lpar, id); - /* - * Need to find an NVLink to send the ATSDs for this device over. - * Also, the host allocates an ATSD per NVLink, enable filtering now. - */ - atsd_lpar = SETFIELD(NPU2_XTS_MMIO_ATSD_LPARID, 0, lparid); - if (!lparid) - atsd_lpar = SETFIELD(NPU2_XTS_MMIO_ATSD_MSR_HV, atsd_lpar, 1); - + /* Need to find an NVLink to send the ATSDs for this device over */ for (i = 0; i < p->total_devices; i++) { if (p->devices[i].nvlink.gpu_bdfn == bdf) { - if (!ndev) - ndev = &p->devices[i]; - if (i < ARRAY_SIZE(atsd_lpar_regs)) - npu2_write(p, atsd_lpar_regs[i], atsd_lpar); + ndev = &p->devices[i]; + break; } } |