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Date: Wed, 1 Nov 2023 12:08:05 +0200
From: Oded Gabbay <ogabbay@...nel.org>
To: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org
Cc: Farah Kassabri <fkassabri@...ana.ai>
Subject: [PATCH 2/2] accel/habanalabs: update device boot error check
From: Farah Kassabri <fkassabri@...ana.ai>
Use a predefined mask which set the device critical boot errors.
Driver will fail and stop its loading, only upon detecting at least
one of those errors defined in this mask.
Signed-off-by: Farah Kassabri <fkassabri@...ana.ai>
Reviewed-by: Oded Gabbay <ogabbay@...nel.org>
Signed-off-by: Oded Gabbay <ogabbay@...nel.org>
---
drivers/accel/habanalabs/common/firmware_if.c | 122 +++++-------------
1 file changed, 34 insertions(+), 88 deletions(-)
diff --git a/drivers/accel/habanalabs/common/firmware_if.c b/drivers/accel/habanalabs/common/firmware_if.c
index 47e8384134aa..ec04234e18a5 100644
--- a/drivers/accel/habanalabs/common/firmware_if.c
+++ b/drivers/accel/habanalabs/common/firmware_if.c
@@ -646,39 +646,27 @@ int hl_fw_send_heartbeat(struct hl_device *hdev)
return rc;
}
-static bool fw_report_boot_dev0(struct hl_device *hdev, u32 err_val,
- u32 sts_val)
+static bool fw_report_boot_dev0(struct hl_device *hdev, u32 err_val, u32 sts_val)
{
bool err_exists = false;
if (!(err_val & CPU_BOOT_ERR0_ENABLED))
return false;
- if (err_val & CPU_BOOT_ERR0_DRAM_INIT_FAIL) {
- dev_err(hdev->dev,
- "Device boot error - DRAM initialization failed\n");
- err_exists = true;
- }
+ if (err_val & CPU_BOOT_ERR0_DRAM_INIT_FAIL)
+ dev_err(hdev->dev, "Device boot error - DRAM initialization failed\n");
- if (err_val & CPU_BOOT_ERR0_FIT_CORRUPTED) {
+ if (err_val & CPU_BOOT_ERR0_FIT_CORRUPTED)
dev_err(hdev->dev, "Device boot error - FIT image corrupted\n");
- err_exists = true;
- }
- if (err_val & CPU_BOOT_ERR0_TS_INIT_FAIL) {
- dev_err(hdev->dev,
- "Device boot error - Thermal Sensor initialization failed\n");
- err_exists = true;
- }
+ if (err_val & CPU_BOOT_ERR0_TS_INIT_FAIL)
+ dev_err(hdev->dev, "Device boot error - Thermal Sensor initialization failed\n");
if (err_val & CPU_BOOT_ERR0_BMC_WAIT_SKIPPED) {
if (hdev->bmc_enable) {
- dev_err(hdev->dev,
- "Device boot error - Skipped waiting for BMC\n");
- err_exists = true;
+ dev_err(hdev->dev, "Device boot error - Skipped waiting for BMC\n");
} else {
- dev_info(hdev->dev,
- "Device boot message - Skipped waiting for BMC\n");
+ dev_info(hdev->dev, "Device boot message - Skipped waiting for BMC\n");
/* This is an info so we don't want it to disable the
* device
*/
@@ -686,101 +674,59 @@ static bool fw_report_boot_dev0(struct hl_device *hdev, u32 err_val,
}
}
- if (err_val & CPU_BOOT_ERR0_NIC_DATA_NOT_RDY) {
- dev_err(hdev->dev,
- "Device boot error - Serdes data from BMC not available\n");
- err_exists = true;
- }
+ if (err_val & CPU_BOOT_ERR0_NIC_DATA_NOT_RDY)
+ dev_err(hdev->dev, "Device boot error - Serdes data from BMC not available\n");
- if (err_val & CPU_BOOT_ERR0_NIC_FW_FAIL) {
- dev_err(hdev->dev,
- "Device boot error - NIC F/W initialization failed\n");
- err_exists = true;
- }
+ if (err_val & CPU_BOOT_ERR0_NIC_FW_FAIL)
+ dev_err(hdev->dev, "Device boot error - NIC F/W initialization failed\n");
- if (err_val & CPU_BOOT_ERR0_SECURITY_NOT_RDY) {
- dev_err(hdev->dev,
- "Device boot warning - security not ready\n");
- err_exists = true;
- }
+ if (err_val & CPU_BOOT_ERR0_SECURITY_NOT_RDY)
+ dev_err(hdev->dev, "Device boot warning - security not ready\n");
- if (err_val & CPU_BOOT_ERR0_SECURITY_FAIL) {
+ if (err_val & CPU_BOOT_ERR0_SECURITY_FAIL)
dev_err(hdev->dev, "Device boot error - security failure\n");
- err_exists = true;
- }
- if (err_val & CPU_BOOT_ERR0_EFUSE_FAIL) {
+ if (err_val & CPU_BOOT_ERR0_EFUSE_FAIL)
dev_err(hdev->dev, "Device boot error - eFuse failure\n");
- err_exists = true;
- }
- if (err_val & CPU_BOOT_ERR0_SEC_IMG_VER_FAIL) {
+ if (err_val & CPU_BOOT_ERR0_SEC_IMG_VER_FAIL)
dev_err(hdev->dev, "Device boot error - Failed to load preboot secondary image\n");
- err_exists = true;
- }
- if (err_val & CPU_BOOT_ERR0_PLL_FAIL) {
+ if (err_val & CPU_BOOT_ERR0_PLL_FAIL)
dev_err(hdev->dev, "Device boot error - PLL failure\n");
- err_exists = true;
- }
- if (err_val & CPU_BOOT_ERR0_TMP_THRESH_INIT_FAIL) {
+ if (err_val & CPU_BOOT_ERR0_TMP_THRESH_INIT_FAIL)
dev_err(hdev->dev, "Device boot error - Failed to set threshold for temperature sensor\n");
- err_exists = true;
- }
- if (err_val & CPU_BOOT_ERR0_DEVICE_UNUSABLE_FAIL) {
- /* Ignore this bit, don't prevent driver loading */
- dev_dbg(hdev->dev, "device unusable status is set\n");
- err_val &= ~CPU_BOOT_ERR0_DEVICE_UNUSABLE_FAIL;
- }
+ if (err_val & CPU_BOOT_ERR0_DEVICE_UNUSABLE_FAIL)
+ dev_err(hdev->dev, "device unusable status is set\n");
- if (err_val & CPU_BOOT_ERR0_BINNING_FAIL) {
+ if (err_val & CPU_BOOT_ERR0_BINNING_FAIL)
dev_err(hdev->dev, "Device boot error - binning failure\n");
- err_exists = true;
- }
if (sts_val & CPU_BOOT_DEV_STS0_ENABLED)
dev_dbg(hdev->dev, "Device status0 %#x\n", sts_val);
+ if (err_val & CPU_BOOT_ERR0_DRAM_SKIPPED)
+ dev_err(hdev->dev, "Device boot warning - Skipped DRAM initialization\n");
+
+ if (err_val & CPU_BOOT_ERR_ENG_ARC_MEM_SCRUB_FAIL)
+ dev_err(hdev->dev, "Device boot error - ARC memory scrub failed\n");
+
+ /* All warnings should go here in order not to reach the unknown error validation */
if (err_val & CPU_BOOT_ERR0_EEPROM_FAIL) {
dev_err(hdev->dev, "Device boot error - EEPROM failure detected\n");
err_exists = true;
}
- /* All warnings should go here in order not to reach the unknown error validation */
- if (err_val & CPU_BOOT_ERR0_DRAM_SKIPPED) {
- dev_warn(hdev->dev,
- "Device boot warning - Skipped DRAM initialization\n");
- /* This is a warning so we don't want it to disable the
- * device
- */
- err_val &= ~CPU_BOOT_ERR0_DRAM_SKIPPED;
- }
-
- if (err_val & CPU_BOOT_ERR0_PRI_IMG_VER_FAIL) {
- dev_warn(hdev->dev,
- "Device boot warning - Failed to load preboot primary image\n");
- /* This is a warning so we don't want it to disable the
- * device as we have a secondary preboot image
- */
- err_val &= ~CPU_BOOT_ERR0_PRI_IMG_VER_FAIL;
- }
+ if (err_val & CPU_BOOT_ERR0_PRI_IMG_VER_FAIL)
+ dev_warn(hdev->dev, "Device boot warning - Failed to load preboot primary image\n");
- if (err_val & CPU_BOOT_ERR0_TPM_FAIL) {
- dev_warn(hdev->dev,
- "Device boot warning - TPM failure\n");
- /* This is a warning so we don't want it to disable the
- * device
- */
- err_val &= ~CPU_BOOT_ERR0_TPM_FAIL;
- }
+ if (err_val & CPU_BOOT_ERR0_TPM_FAIL)
+ dev_warn(hdev->dev, "Device boot warning - TPM failure\n");
- if (!err_exists && (err_val & ~CPU_BOOT_ERR0_ENABLED)) {
- dev_err(hdev->dev,
- "Device boot error - unknown ERR0 error 0x%08x\n", err_val);
+ if (err_val & CPU_BOOT_ERR_FATAL_MASK)
err_exists = true;
- }
/* return error only if it's in the predefined mask */
if (err_exists && ((err_val & ~CPU_BOOT_ERR0_ENABLED) &
--
2.34.1
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