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Groups > linux.kernel > #1416717
| From | Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/3] tpm, tpm_crb: remove wmb()'s |
| Date | 2016-06-08 01:10 +0200 |
| Message-ID | <rHyif-wP-53@gated-at.bofh.it> (permalink) |
| References | <rHyie-wP-19@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
wmb()'s are not needed as iowrite32() is used. Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> --- drivers/char/tpm/tpm_crb.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c index b4d46ae..ca2cad9 100644 --- a/drivers/char/tpm/tpm_crb.c +++ b/drivers/char/tpm/tpm_crb.c @@ -175,9 +175,6 @@ static void crb_cancel(struct tpm_chip *chip) iowrite32(cpu_to_le32(CRB_CANCEL_INVOKE), &priv->cca->cancel); - /* Make sure that cmd is populated before issuing cancel. */ - wmb(); - if ((priv->flags & CRB_FL_ACPI_START) && crb_do_acpi_start(chip)) dev_err(&chip->dev, "ACPI Start failed\n"); } -- 2.7.4
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[PATCH 0/3] Runtime PM for TPM2 CRB chips Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-06-08 01:10 +0200 [PATCH 2/3] tpm, tpm_crb: remove wmb()'s Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-06-08 01:10 +0200 [PATCH 3/3] tpm, tpm_crb: runtime power management Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-06-08 01:10 +0200 [PATCH 1/3] tpm_crb: fix crb_req_canceled behavior Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com> - 2016-06-08 01:10 +0200
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