diff options
author | Ofir Bitton <obitton@habana.ai> | 2022-08-23 16:23:56 +0300 |
---|---|---|
committer | Oded Gabbay <ogabbay@kernel.org> | 2022-09-18 13:29:53 +0300 |
commit | d155df4f628a5312a485235aa8cc5ba78e11ea65 (patch) | |
tree | d96c1f37856e189b43a34bee45a986f0fd173d88 /drivers/misc | |
parent | c38f72370b615d48c7eb44389b229105f07a70e2 (diff) | |
download | linux-d155df4f628a5312a485235aa8cc5ba78e11ea65.tar.xz |
habanalabs: ignore EEPROM errors during boot
EEPROM errors reported by firmware are basically warnings and
should not fail the boot process.
Signed-off-by: Ofir Bitton <obitton@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r-- | drivers/misc/habanalabs/common/firmware_if.c | 9 | ||||
-rw-r--r-- | drivers/misc/habanalabs/include/common/hl_boot_if.h | 5 |
2 files changed, 14 insertions, 0 deletions
diff --git a/drivers/misc/habanalabs/common/firmware_if.c b/drivers/misc/habanalabs/common/firmware_if.c index 12d0f18c1f6c..4ede4bb03e8e 100644 --- a/drivers/misc/habanalabs/common/firmware_if.c +++ b/drivers/misc/habanalabs/common/firmware_if.c @@ -573,6 +573,15 @@ static bool fw_report_boot_dev0(struct hl_device *hdev, u32 err_val, dev_dbg(hdev->dev, "Device status0 %#x\n", sts_val); /* All warnings should go here in order not to reach the unknown error validation */ + if (err_val & CPU_BOOT_ERR0_EEPROM_FAIL) { + dev_warn(hdev->dev, + "Device boot warning - EEPROM failure detected, default settings applied\n"); + /* This is a warning so we don't want it to disable the + * device + */ + err_val &= ~CPU_BOOT_ERR0_EEPROM_FAIL; + } + if (err_val & CPU_BOOT_ERR0_DRAM_SKIPPED) { dev_warn(hdev->dev, "Device boot warning - Skipped DRAM initialization\n"); diff --git a/drivers/misc/habanalabs/include/common/hl_boot_if.h b/drivers/misc/habanalabs/include/common/hl_boot_if.h index f2f6488de625..2e45be5de4fe 100644 --- a/drivers/misc/habanalabs/include/common/hl_boot_if.h +++ b/drivers/misc/habanalabs/include/common/hl_boot_if.h @@ -34,6 +34,7 @@ enum cpu_boot_err { CPU_BOOT_ERR_BINNING_FAIL = 19, CPU_BOOT_ERR_TPM_FAIL = 20, CPU_BOOT_ERR_TMP_THRESH_INIT_FAIL = 21, + CPU_BOOT_ERR_EEPROM_FAIL = 22, CPU_BOOT_ERR_ENABLED = 31, CPU_BOOT_ERR_SCND_EN = 63, CPU_BOOT_ERR_LAST = 64 /* we have 2 registers of 32 bits */ @@ -115,6 +116,9 @@ enum cpu_boot_err { * CPU_BOOT_ERR0_TMP_THRESH_INIT_FAIL Failed to set threshold for tmperature * sensor. * + * CPU_BOOT_ERR_EEPROM_FAIL Failed reading EEPROM data. Defaults + * are used. + * * CPU_BOOT_ERR0_ENABLED Error registers enabled. * This is a main indication that the * running FW populates the error @@ -139,6 +143,7 @@ enum cpu_boot_err { #define CPU_BOOT_ERR0_BINNING_FAIL (1 << CPU_BOOT_ERR_BINNING_FAIL) #define CPU_BOOT_ERR0_TPM_FAIL (1 << CPU_BOOT_ERR_TPM_FAIL) #define CPU_BOOT_ERR0_TMP_THRESH_INIT_FAIL (1 << CPU_BOOT_ERR_TMP_THRESH_INIT_FAIL) +#define CPU_BOOT_ERR0_EEPROM_FAIL (1 << CPU_BOOT_ERR_EEPROM_FAIL) #define CPU_BOOT_ERR0_ENABLED (1 << CPU_BOOT_ERR_ENABLED) #define CPU_BOOT_ERR1_ENABLED (1 << CPU_BOOT_ERR_ENABLED) |