All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: linux-kernel@vger.kernel.org, David Airlie <airlied@linux.ie>,
	dri-devel@lists.freedesktop.org, Sean Paul <sean@poorly.run>
Subject: Re: [PATCH] drm/crc-debugfs: fix crtc_crc_poll()'s return type
Date: Wed, 20 Nov 2019 12:21:03 +0200	[thread overview]
Message-ID: <20191120102103.GD1208@intel.com> (raw)
In-Reply-To: <20191120000754.30710-1-luc.vanoostenryck@gmail.com>

On Wed, Nov 20, 2019 at 01:07:54AM +0100, Luc Van Oostenryck wrote:
> crtc_crc_poll() is defined as returning 'unsigned int' but the
> .poll method is declared as returning '__poll_t', a bitwise type.
> 
> Fix this by using the proper return type and using the EPOLL
> constants instead of the POLL ones, as required for __poll_t.

Already fixed. 1ab2a99edb37 ("drm: Fix return type of crc .poll()")

> 
> CC: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> CC: Maxime Ripard <mripard@kernel.org>
> CC: Sean Paul <sean@poorly.run>
> CC: David Airlie <airlied@linux.ie>
> CC: Daniel Vetter <daniel@ffwll.ch>
> CC: dri-devel@lists.freedesktop.org
> Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
> ---
>  drivers/gpu/drm/drm_debugfs_crc.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c
> index be1b7ba92ffe..0bb0aa0ebbca 100644
> --- a/drivers/gpu/drm/drm_debugfs_crc.c
> +++ b/drivers/gpu/drm/drm_debugfs_crc.c
> @@ -334,17 +334,17 @@ static ssize_t crtc_crc_read(struct file *filep, char __user *user_buf,
>  	return LINE_LEN(crc->values_cnt);
>  }
>  
> -static unsigned int crtc_crc_poll(struct file *file, poll_table *wait)
> +static __poll_t crtc_crc_poll(struct file *file, poll_table *wait)
>  {
>  	struct drm_crtc *crtc = file->f_inode->i_private;
>  	struct drm_crtc_crc *crc = &crtc->crc;
> -	unsigned ret;
> +	__poll_t ret;
>  
>  	poll_wait(file, &crc->wq, wait);
>  
>  	spin_lock_irq(&crc->lock);
>  	if (crc->source && crtc_crc_data_count(crc))
> -		ret = POLLIN | POLLRDNORM;
> +		ret = EPOLLIN | EPOLLRDNORM;
>  	else
>  		ret = 0;
>  	spin_unlock_irq(&crc->lock);
> -- 
> 2.24.0
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Ville Syrjälä
Intel

WARNING: multiple messages have this Message-ID (diff)
From: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
To: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Cc: David Airlie <airlied@linux.ie>, Sean Paul <sean@poorly.run>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm/crc-debugfs: fix crtc_crc_poll()'s return type
Date: Wed, 20 Nov 2019 12:21:03 +0200	[thread overview]
Message-ID: <20191120102103.GD1208@intel.com> (raw)
Message-ID: <20191120102103.rk7KlgSsY9Ja0pP-hFrpLCctuiO-R19Stt9zbYq4Ttc@z> (raw)
In-Reply-To: <20191120000754.30710-1-luc.vanoostenryck@gmail.com>

On Wed, Nov 20, 2019 at 01:07:54AM +0100, Luc Van Oostenryck wrote:
> crtc_crc_poll() is defined as returning 'unsigned int' but the
> .poll method is declared as returning '__poll_t', a bitwise type.
> 
> Fix this by using the proper return type and using the EPOLL
> constants instead of the POLL ones, as required for __poll_t.

Already fixed. 1ab2a99edb37 ("drm: Fix return type of crc .poll()")

> 
> CC: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
> CC: Maxime Ripard <mripard@kernel.org>
> CC: Sean Paul <sean@poorly.run>
> CC: David Airlie <airlied@linux.ie>
> CC: Daniel Vetter <daniel@ffwll.ch>
> CC: dri-devel@lists.freedesktop.org
> Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
> ---
>  drivers/gpu/drm/drm_debugfs_crc.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c
> index be1b7ba92ffe..0bb0aa0ebbca 100644
> --- a/drivers/gpu/drm/drm_debugfs_crc.c
> +++ b/drivers/gpu/drm/drm_debugfs_crc.c
> @@ -334,17 +334,17 @@ static ssize_t crtc_crc_read(struct file *filep, char __user *user_buf,
>  	return LINE_LEN(crc->values_cnt);
>  }
>  
> -static unsigned int crtc_crc_poll(struct file *file, poll_table *wait)
> +static __poll_t crtc_crc_poll(struct file *file, poll_table *wait)
>  {
>  	struct drm_crtc *crtc = file->f_inode->i_private;
>  	struct drm_crtc_crc *crc = &crtc->crc;
> -	unsigned ret;
> +	__poll_t ret;
>  
>  	poll_wait(file, &crc->wq, wait);
>  
>  	spin_lock_irq(&crc->lock);
>  	if (crc->source && crtc_crc_data_count(crc))
> -		ret = POLLIN | POLLRDNORM;
> +		ret = EPOLLIN | EPOLLRDNORM;
>  	else
>  		ret = 0;
>  	spin_unlock_irq(&crc->lock);
> -- 
> 2.24.0
> 
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Ville Syrjälä
Intel
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/dri-devel

  reply	other threads:[~2019-11-20 10:21 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-20  0:07 [PATCH] drm/crc-debugfs: fix crtc_crc_poll()'s return type Luc Van Oostenryck
2019-11-20  0:07 ` Luc Van Oostenryck
2019-11-20 10:21 ` Ville Syrjälä [this message]
2019-11-20 10:21   ` Ville Syrjälä

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=20191120102103.GD1208@intel.com \
    --to=ville.syrjala@linux.intel.com \
    --cc=airlied@linux.ie \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=luc.vanoostenryck@gmail.com \
    --cc=sean@poorly.run \
    /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.