From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dan Carpenter <dan.carpenter@oracle.com>
Subject: Re: [PATCH v2 2/2] drm/bridge: anx7625: Add anx7625 MIPI DSI/DPI to
 DP bridge driver
Date: Thu, 10 Oct 2019 12:56:17 +0300
Message-ID: <20191010095617.GL13286@kadam>
References: <cover.1570699576.git.xji@analogixsemi.com>
 <43f48a7036e5a2991bd6bd8a7361107b27e48c54.1570699576.git.xji@analogixsemi.com>
 <20191010095315.GK13286@kadam>
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To: Xin Ji <xji@analogixsemi.com>
Cc: "devel@driverdev.osuosl.org" <devel@driverdev.osuosl.org>, Jernej Skrabec <jernej.skrabec@siol.net>, Nicolas Boichat <drinkcat@chromium.org>, Jonas Karlman <jonas@kwiboo.se>, David Airlie <airlied@linux.ie>, Neil Armstrong <narmstrong@baylibre.com>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>, Andrzej Hajda <a.hajda@samsung.com>, Laurent Pinchart <laurent.pinchart@ideasonboard.com>, Daniel Vetter <daniel@ffwll.ch>, Sheng Pan <span@analogixsemi.com>
List-Id: dri-devel@lists.freedesktop.org

On Thu, Oct 10, 2019 at 12:53:15PM +0300, Dan Carpenter wrote:
> This code is *so* much nicer than before.  I hope you feel good about
> the changes.  It makes me happy to look at this code now.
> 
> On Thu, Oct 10, 2019 at 09:34:19AM +0000, Xin Ji wrote:
> > +static int edid_read(struct anx7625_data *ctx,
> > +		     u8 offset, u8 *pblock_buf)
> > +{
> > +	int ret, cnt;
> > +	struct device *dev = &ctx->client->dev;
> > +
> > +	for (cnt = 0; cnt < EDID_TRY_CNT; cnt++) {
                                          ^^^^^

> > +		sp_tx_aux_wr(ctx, offset);
> > +		/* set I2C read com 0x01 mot = 0 and read 16 bytes */
> > +		ret = sp_tx_aux_rd(ctx, 0xf1);
> > +
> > +		if (ret) {
> > +			sp_tx_rst_aux(ctx);
> > +			DRM_DEV_DEBUG_DRIVER(dev, "edid read failed, reset!\n");
> > +			cnt++;
                        ^^^^^

I mean that it's incremented twice, yeah?

regards,
dan carpenter