Messages in this thread Patch in this message | | | From | Tian Tao <> | Subject | [PATCH] tpm_tis_core: Add the error log when the chip startup failed | Date | Tue, 27 Oct 2020 19:33:57 +0800 |
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TPM does not print any log when the startup fails, if there is a problem with the hardware, wait_wartup is the first place to go wrong, so add error log when wait_wartup fails to locate the problem.
Signed-off-by: Tian Tao <tiantao6@hisilicon.com> --- drivers/char/tpm/tpm_tis_core.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index 92c51c6..660c0a93 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -991,6 +991,7 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, chip->ops->clk_enable(chip, true); if (wait_startup(chip, 0) != 0) { + dev_err(dev, "Could not startup the TPM Chip\n"); rc = -ENODEV; goto out_err; } -- 2.7.4
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