linux-kernel - Re: [PATCH] drm: Convert to using %pOFn instead of device

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Date:   Tue, 28 Aug 2018 14:54:03 +0200
From:   Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
To:     Rob Herring <robh@...nel.org>, linux-kernel@...r.kernel.org
Cc:     Gustavo Padovan <gustavo@...ovan.org>, Sean Paul <sean@...rly.run>,
        David Airlie <airlied@...ux.ie>,
        Rob Clark <robdclark@...il.com>,
        dri-devel@...ts.freedesktop.org, linux-arm-msm@...r.kernel.org,
        freedreno@...ts.freedesktop.org
Subject: Re: [PATCH] drm: Convert to using %pOFn instead of device_node.name

Op 28-08-18 om 03:52 schreef Rob Herring:
> In preparation to remove the node name pointer from struct device_node,
> convert printf users to use the %pOFn format specifier.
>
> Cc: Gustavo Padovan <gustavo@...ovan.org>
> Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>
> Cc: Sean Paul <sean@...rly.run>
> Cc: David Airlie <airlied@...ux.ie>
> Cc: Rob Clark <robdclark@...il.com>
> Cc: dri-devel@...ts.freedesktop.org
> Cc: linux-arm-msm@...r.kernel.org
> Cc: freedreno@...ts.freedesktop.org
> Signed-off-by: Rob Herring <robh@...nel.org>
> ---
>  drivers/gpu/drm/drm_modes.c     | 4 ++--
>  drivers/gpu/drm/msm/hdmi/hdmi.c | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
> index 02db9ac82d7a..24a750436559 100644
> --- a/drivers/gpu/drm/drm_modes.c
> +++ b/drivers/gpu/drm/drm_modes.c
> @@ -716,8 +716,8 @@ int of_get_drm_display_mode(struct device_node *np,
>  	if (bus_flags)
>  		drm_bus_flags_from_videomode(&vm, bus_flags);
>  
> -	pr_debug("%pOF: got %dx%d display mode from %s\n",
> -		np, vm.hactive, vm.vactive, np->name);
> +	pr_debug("%pOF: got %dx%d display mode\n",
> +		np, vm.hactive, vm.vactive);
Aren't you removing it here instead of converting?

~Maarten
>  	drm_mode_debug_printmodeline(dmode);
>  
>  	return 0;
> diff --git a/drivers/gpu/drm/msm/hdmi/hdmi.c b/drivers/gpu/drm/msm/hdmi/hdmi.c
> index c79659ca5706..23670907a29d 100644
> --- a/drivers/gpu/drm/msm/hdmi/hdmi.c
> +++ b/drivers/gpu/drm/msm/hdmi/hdmi.c
> @@ -579,7 +579,7 @@ static int msm_hdmi_bind(struct device *dev, struct device *master, void *data)
>  	hdmi_cfg = (struct hdmi_platform_config *)
>  			of_device_get_match_data(dev);
>  	if (!hdmi_cfg) {
> -		dev_err(dev, "unknown hdmi_cfg: %s\n", of_node->name);
> +		dev_err(dev, "unknown hdmi_cfg: %pOFn\n", of_node);
>  		return -ENXIO;
>  	}
>