linux-crypto.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Antoine Tenart <antoine.tenart@bootlin.com>
To: Pascal van Leeuwen <pascalvanl@gmail.com>
Cc: linux-crypto@vger.kernel.org, antoine.tenart@bootlin.com,
	herbert@gondor.apana.org.au, davem@davemloft.net,
	Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Subject: Re: [PATCHv3 4/4] crypto: inside-secure - add support for using the EIP197 without vendor firmware
Date: Mon, 5 Aug 2019 11:07:25 +0200	[thread overview]
Message-ID: <20190805090725.GH14470@kwain> (raw)
In-Reply-To: <1564586959-9963-5-git-send-email-pvanleeuwen@verimatrix.com>

Hi Pascal,

Just a small comment below,

On Wed, Jul 31, 2019 at 05:29:19PM +0200, Pascal van Leeuwen wrote:
> 
> -	/* Release engine from reset */
> -	val = readl(EIP197_PE(priv) + ctrl);
> -	val &= ~EIP197_PE_ICE_x_CTRL_SW_RESET;
> -	writel(val, EIP197_PE(priv) + ctrl);
> +	for (pe = 0; pe < priv->config.pes; pe++) {
> +		base = EIP197_PE_ICE_SCRATCH_RAM(pe);
> +		pollcnt = EIP197_FW_START_POLLCNT;
> +		while (pollcnt &&
> +		       (readl_relaxed(EIP197_PE(priv) + base +
> +			      pollofs) != 1)) {
> +			pollcnt--;

You might want to use readl_relaxed_poll_timeout() here, instead of a
busy polling.

Thanks,
Antoine

-- 
Antoine Ténart, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

  reply	other threads:[~2019-08-05  9:07 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-31 15:29 [PATCHv3 0/4] crypto: inside-secure - broaden driver scope Pascal van Leeuwen
2019-07-31 15:29 ` [PATCHv3 1/4] crypto: inside-secure - make driver selectable for non-Marvell hardware Pascal van Leeuwen
2019-08-05  8:04   ` Antoine Tenart
2019-07-31 15:29 ` [PATCHv3 2/4] crypto: inside-secure - Remove redundant algo to engine mapping code Pascal van Leeuwen
2019-08-05  7:51   ` Antoine Tenart
2019-07-31 15:29 ` [PATCHv3 3/4] crypto: inside-secure - add support for PCI based FPGA development board Pascal van Leeuwen
2019-08-05  8:36   ` Antoine Tenart
2019-08-05  8:47     ` Pascal Van Leeuwen
2019-08-05  9:09       ` Antoine Tenart
2019-08-05  9:49         ` Pascal Van Leeuwen
2019-07-31 15:29 ` [PATCHv3 4/4] crypto: inside-secure - add support for using the EIP197 without vendor firmware Pascal van Leeuwen
2019-08-05  9:07   ` Antoine Tenart [this message]
2019-08-05  9:48     ` Pascal Van Leeuwen
2019-08-05  9:54       ` Antoine Tenart
2019-08-05 10:12         ` Pascal Van Leeuwen
2019-08-05 12:43           ` Antoine Tenart
2019-08-05 13:02             ` Pascal Van Leeuwen
2019-08-05 13:12               ` Antoine Tenart

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=20190805090725.GH14470@kwain \
    --to=antoine.tenart@bootlin.com \
    --cc=davem@davemloft.net \
    --cc=herbert@gondor.apana.org.au \
    --cc=linux-crypto@vger.kernel.org \
    --cc=pascalvanl@gmail.com \
    --cc=pvanleeuwen@verimatrix.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).