linux-kernel - [PATCH 15/15] habanalabs: remove redundant gaudi2

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Thu, 27 Oct 2022 12:10:07 +0300
From:   Oded Gabbay <ogabbay@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Ofir Bitton <obitton@...ana.ai>
Subject: [PATCH 15/15] habanalabs: remove redundant gaudi2_sec asic type

From: Ofir Bitton <obitton@...ana.ai>

As Gaudi2 has a single PCI id, the secured asic type is redundant.

Signed-off-by: Ofir Bitton <obitton@...ana.ai>
Reviewed-by: Oded Gabbay <ogabbay@...nel.org>
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
 drivers/misc/habanalabs/common/device.c     | 3 ---
 drivers/misc/habanalabs/common/habanalabs.h | 2 --
 drivers/misc/habanalabs/common/mmu/mmu.c    | 1 -
 drivers/misc/habanalabs/common/sysfs.c      | 2 --
 drivers/misc/habanalabs/gaudi2/gaudi2.c     | 2 +-
 5 files changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/misc/habanalabs/common/device.c b/drivers/misc/habanalabs/common/device.c
index cb8ecc17bba1..3ea1ee1ec8ef 100644
--- a/drivers/misc/habanalabs/common/device.c
+++ b/drivers/misc/habanalabs/common/device.c
@@ -748,9 +748,6 @@ static int device_early_init(struct hl_device *hdev)
 		gaudi2_set_asic_funcs(hdev);
 		strscpy(hdev->asic_name, "GAUDI2", sizeof(hdev->asic_name));
 		break;
-	case ASIC_GAUDI2_SEC:
-		gaudi2_set_asic_funcs(hdev);
-		strscpy(hdev->asic_name, "GAUDI2 SEC", sizeof(hdev->asic_name));
 		break;
 	default:
 		dev_err(hdev->dev, "Unrecognized ASIC type %d\n",
diff --git a/drivers/misc/habanalabs/common/habanalabs.h b/drivers/misc/habanalabs/common/habanalabs.h
index bfaaa9daa750..7d191f388953 100644
--- a/drivers/misc/habanalabs/common/habanalabs.h
+++ b/drivers/misc/habanalabs/common/habanalabs.h
@@ -1192,7 +1192,6 @@ struct hl_dec {
  * @ASIC_GAUDI: Gaudi device (HL-2000).
  * @ASIC_GAUDI_SEC: Gaudi secured device (HL-2000).
  * @ASIC_GAUDI2: Gaudi2 device.
- * @ASIC_GAUDI2_SEC: Gaudi2 secured device.
  */
 enum hl_asic_type {
 	ASIC_INVALID,
@@ -1200,7 +1199,6 @@ enum hl_asic_type {
 	ASIC_GAUDI,
 	ASIC_GAUDI_SEC,
 	ASIC_GAUDI2,
-	ASIC_GAUDI2_SEC,
 };
 
 struct hl_cs_parser;
diff --git a/drivers/misc/habanalabs/common/mmu/mmu.c b/drivers/misc/habanalabs/common/mmu/mmu.c
index 589179f8cd41..67d3e70cf571 100644
--- a/drivers/misc/habanalabs/common/mmu/mmu.c
+++ b/drivers/misc/habanalabs/common/mmu/mmu.c
@@ -635,7 +635,6 @@ int hl_mmu_if_set_funcs(struct hl_device *hdev)
 		hl_mmu_v1_set_funcs(hdev, &hdev->mmu_func[MMU_DR_PGT]);
 		break;
 	case ASIC_GAUDI2:
-	case ASIC_GAUDI2_SEC:
 		/* MMUs in Gaudi2 are always host resident */
 		hl_mmu_v2_hr_set_funcs(hdev, &hdev->mmu_func[MMU_HR_PGT]);
 		break;
diff --git a/drivers/misc/habanalabs/common/sysfs.c b/drivers/misc/habanalabs/common/sysfs.c
index 36e9814139d1..c924fc994bd9 100644
--- a/drivers/misc/habanalabs/common/sysfs.c
+++ b/drivers/misc/habanalabs/common/sysfs.c
@@ -248,8 +248,6 @@ static ssize_t device_type_show(struct device *dev,
 	case ASIC_GAUDI2:
 		str = "GAUDI2";
 		break;
-	case ASIC_GAUDI2_SEC:
-		str = "GAUDI2 SEC";
 		break;
 	default:
 		dev_err(hdev->dev, "Unrecognized ASIC type %d\n",
diff --git a/drivers/misc/habanalabs/gaudi2/gaudi2.c b/drivers/misc/habanalabs/gaudi2/gaudi2.c
index 22f5445fe71c..03f8cf9bb136 100644
--- a/drivers/misc/habanalabs/gaudi2/gaudi2.c
+++ b/drivers/misc/habanalabs/gaudi2/gaudi2.c
@@ -3969,7 +3969,7 @@ static void gaudi2_init_firmware_loader(struct hl_device *hdev)
 	fw_loader->sram_bar_id = SRAM_CFG_BAR_ID;
 	fw_loader->dram_bar_id = DRAM_BAR_ID;
 
-	if (hdev->asic_type == ASIC_GAUDI2 || hdev->asic_type == ASIC_GAUDI2_SEC)
+	if (hdev->asic_type == ASIC_GAUDI2)
 		fw_loader->cpu_timeout = GAUDI2_CPU_TIMEOUT_USEC;
 	else /* ASIC_GAUDI2_FPGA */
 		fw_loader->cpu_timeout = GAUDI2_FPGA_CPU_TIMEOUT;
-- 
2.25.1