diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 4fab90e331702f13ebbf6227bed36d067d1e7c21..fda3d8a85adac1134bc71126a6826f824abc13ad 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -65,7 +65,7 @@ #define GAUDI_DMA_POOL_BLK_SIZE 0x100 /* 256 bytes */ -#define GAUDI_RESET_TIMEOUT_MSEC 1000 /* 1000ms */ +#define GAUDI_RESET_TIMEOUT_MSEC 2000 /* 2000ms */ #define GAUDI_RESET_WAIT_MSEC 1 /* 1ms */ #define GAUDI_CPU_RESET_WAIT_MSEC 200 /* 200ms */ #define GAUDI_TEST_QUEUE_WAIT_USEC 100000 /* 100ms */ @@ -3523,7 +3523,6 @@ static void gaudi_halt_engines(struct hl_device *hdev, bool hard_reset) wait_timeout_ms = GAUDI_RESET_WAIT_MSEC; gaudi_stop_nic_qmans(hdev); - gaudi_stop_mme_qmans(hdev); gaudi_stop_tpc_qmans(hdev); gaudi_stop_hbm_dma_qmans(hdev); @@ -3900,26 +3899,31 @@ static void gaudi_hw_fini(struct hl_device *hdev, bool hard_reset) /* Set device to handle FLR by H/W as we will put the device CPU to * halt mode */ - WREG32(mmPCIE_AUX_FLR_CTRL, (PCIE_AUX_FLR_CTRL_HW_CTRL_MASK | + if (!hdev->asic_prop.hard_reset_done_by_fw) + WREG32(mmPCIE_AUX_FLR_CTRL, (PCIE_AUX_FLR_CTRL_HW_CTRL_MASK | PCIE_AUX_FLR_CTRL_INT_MASK_MASK)); /* I don't know what is the state of the CPU so make sure it is * stopped in any means necessary */ WREG32(mmPSOC_GLOBAL_CONF_KMD_MSG_TO_CPU, KMD_MSG_GOTO_WFE); + WREG32(mmGIC_DISTRIBUTOR__5_GICD_SETSPI_NSR, GAUDI_EVENT_HALT_MACHINE); - msleep(cpu_timeout_ms); + if (!hdev->asic_prop.hard_reset_done_by_fw) { + msleep(cpu_timeout_ms); - /* Tell ASIC not to re-initialize PCIe */ - WREG32(mmPREBOOT_PCIE_EN, LKD_HARD_RESET_MAGIC); + /* Tell ASIC not to re-initialize PCIe */ + WREG32(mmPREBOOT_PCIE_EN, LKD_HARD_RESET_MAGIC); - /* Restart BTL/BLR upon hard-reset */ - if (hdev->asic_prop.fw_security_disabled) - WREG32(mmPSOC_GLOBAL_CONF_BOOT_SEQ_RE_START, 1); + /* Restart BTL/BLR upon hard-reset */ + if (hdev->asic_prop.fw_security_disabled) + WREG32(mmPSOC_GLOBAL_CONF_BOOT_SEQ_RE_START, 1); - WREG32(mmPSOC_GLOBAL_CONF_SW_ALL_RST, + WREG32(mmPSOC_GLOBAL_CONF_SW_ALL_RST, 1 << PSOC_GLOBAL_CONF_SW_ALL_RST_IND_SHIFT); + } + dev_info(hdev->dev, "Issued HARD reset command, going to wait %dms\n", reset_timeout_ms);