From da105e6108a2ea0d1aa2034299fb67c4361f207d Mon Sep 17 00:00:00 2001 From: Oded Gabbay Date: Tue, 10 Aug 2021 21:02:33 +0300 Subject: [PATCH] habanalabs/gaudi: define DC POWER for secured PMC In secured mode, the CGM is disabled. Therefore, the DC power is higher. Without taking it into consideration, the utilization is 12-15% at idle. Signed-off-by: Oded Gabbay --- drivers/misc/habanalabs/gaudi/gaudi.c | 6 +++++- drivers/misc/habanalabs/gaudi/gaudiP.h | 2 ++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 2e3e4b8..1ce89c9 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -506,7 +506,11 @@ static inline void set_default_power_values(struct hl_device *hdev) if (hdev->card_type == cpucp_card_type_pmc) { prop->max_power_default = MAX_POWER_DEFAULT_PMC; - prop->dc_power_default = DC_POWER_DEFAULT_PMC; + + if (prop->fw_security_enabled) + prop->dc_power_default = DC_POWER_DEFAULT_PMC_SEC; + else + prop->dc_power_default = DC_POWER_DEFAULT_PMC; } else { prop->max_power_default = MAX_POWER_DEFAULT_PCI; prop->dc_power_default = DC_POWER_DEFAULT_PCI; diff --git a/drivers/misc/habanalabs/gaudi/gaudiP.h b/drivers/misc/habanalabs/gaudi/gaudiP.h index 2f0928c..7addb31 100644 --- a/drivers/misc/habanalabs/gaudi/gaudiP.h +++ b/drivers/misc/habanalabs/gaudi/gaudiP.h @@ -52,6 +52,8 @@ #define DC_POWER_DEFAULT_PCI 60000 /* 60W */ #define DC_POWER_DEFAULT_PMC 60000 /* 60W */ +#define DC_POWER_DEFAULT_PMC_SEC 97000 /* 97W */ + #define GAUDI_CPU_TIMEOUT_USEC 30000000 /* 30s */ #define TPC_ENABLED_MASK 0xFF -- 2.7.4