All of lore.kernel.org
 help / color / mirror / Atom feed
From: Lino Sanfilippo <LinoSanfilippo@gmx.de>
To: Jarkko Sakkinen <jarkko@kernel.org>
Cc: peterhuewe@gmx.de, jgg@ziepe.ca, stefanb@linux.vnet.ibm.com,
	linux@mniewoehner.de, linux-integrity@vger.kernel.org,
	linux-kernel@vger.kernel.org, l.sanfilippo@kunbus.com,
	lukas@wunner.de, p.rosenberger@kunbus.com
Subject: Re: [PATCH v6 5/9] tpm, tpm_tis: Only handle supported interrupts
Date: Sun, 26 Jun 2022 14:18:17 +0200	[thread overview]
Message-ID: <6b950660-6a78-f329-39b4-11d585e4959c@gmx.de> (raw)
In-Reply-To: <Yrf/azvJlzWfOE9y@kernel.org>

On 26.06.22 at 08:40, Jarkko Sakkinen wrote:
>
> I would instead mask out bits and write a helper function
> taking care of this:
>
> static u8 tpm_tis_filter_sts_mask(u8 int_mask, u8 sts_mask)
> {
>         struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
>
>         if (!(int_mask & TPM_INTF_STS_VALID_INT))
>                 sts_mask &= ~TPM_STS_VALID;
>
>         if (!(int_mask & TPM_INTF_DATA_AVAIL_INT))
>                 sts_mask &= ~TPM_STS_DATA_AVAIL;
>
>         if (!(int_mask & TPM_INTF_CMD_READY_INT))
> 		sts_mask &= ~TPM_STS_COMMAND_READY;
>
>         return sts_mask;
> }
>
> Less operations and imho somewhat cleaner structure.
>
> Add suggested-by if you want.

I thought of a helper like this before but then decided to
not introduce another function to keep the code changes minimal. But yes,
it is indeed cleaner. I will do the change and resubmit the series.

Thanks for the review!

Regards,
Lino


  parent reply	other threads:[~2022-06-26 12:18 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-21 13:24 [PATCH v6 0/9] TPM IRQ fixes Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 1/9] tpm, tpm_tis: Avoid cache incoherency in test for interrupts Lino Sanfilippo
2022-06-26  6:23   ` Jarkko Sakkinen
2022-06-21 13:24 ` [PATCH v6 2/9] tpm, tpm_tis: Claim locality before writing TPM_INT_ENABLE register Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 3/9] tpm, tpm_tis: Disable interrupts if tpm_tis_probe_irq() failed Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 4/9] tpm, tmp_tis: Claim locality before writing interrupt registers Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 5/9] tpm, tpm_tis: Only handle supported interrupts Lino Sanfilippo
2022-06-26  6:40   ` Jarkko Sakkinen
2022-06-26  6:44     ` Jarkko Sakkinen
2022-06-26 12:18     ` Lino Sanfilippo [this message]
2022-06-27 23:09       ` Jarkko Sakkinen
2022-06-29  9:20         ` Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 6/9] tmp, tmp_tis: Implement usage counter for locality Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 7/9] tpm, tpm_tis: Request threaded interrupt handler Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 8/9] tpm, tpm_tis: Claim locality in " Lino Sanfilippo
2022-06-21 13:24 ` [PATCH v6 9/9] tpm, tpm_tis: Enable interrupt test Lino Sanfilippo
2022-06-21 22:39   ` Michael Niewöhner
2022-06-22  9:53     ` Lino Sanfilippo

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=6b950660-6a78-f329-39b4-11d585e4959c@gmx.de \
    --to=linosanfilippo@gmx.de \
    --cc=jarkko@kernel.org \
    --cc=jgg@ziepe.ca \
    --cc=l.sanfilippo@kunbus.com \
    --cc=linux-integrity@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux@mniewoehner.de \
    --cc=lukas@wunner.de \
    --cc=p.rosenberger@kunbus.com \
    --cc=peterhuewe@gmx.de \
    --cc=stefanb@linux.vnet.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.