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From: maxime.ripard@free-electrons.com (Maxime Ripard)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] drm: sun4i: print DMA address correctly
Date: Wed, 4 May 2016 20:34:17 +0200	[thread overview]
Message-ID: <20160504183417.GF17159@lukather> (raw)
In-Reply-To: <1462289020-774976-1-git-send-email-arnd@arndb.de>

On Tue, May 03, 2016 at 05:23:28PM +0200, Arnd Bergmann wrote:
> The newly added sun4i drm driver prints a dma address using the %x
> format string, which cannot work when dma_addr_t is 64 bit,
> and gcc warns about this configuration:
> 
> drm/sun4i/sun4i_backend.c: In function 'sun4i_backend_update_layer_buffer':
> drm/sun4i/sun4i_backend.c:193:84: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
>   DRM_DEBUG_DRIVER("Using GEM @ 0x%x\n", gem->paddr);
> drm/sun4i/sun4i_backend.c:201:84: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
>   DRM_DEBUG_DRIVER("Setting buffer address to 0x%x\n", paddr);
> 
> This changes the code to use the explicit %pad format string, which
> always prints the right length.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Applied, thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	Chen-Yu Tsai <wens@csie.org>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] drm: sun4i: print DMA address correctly
Date: Wed, 4 May 2016 20:34:17 +0200	[thread overview]
Message-ID: <20160504183417.GF17159@lukather> (raw)
In-Reply-To: <1462289020-774976-1-git-send-email-arnd@arndb.de>


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On Tue, May 03, 2016 at 05:23:28PM +0200, Arnd Bergmann wrote:
> The newly added sun4i drm driver prints a dma address using the %x
> format string, which cannot work when dma_addr_t is 64 bit,
> and gcc warns about this configuration:
> 
> drm/sun4i/sun4i_backend.c: In function 'sun4i_backend_update_layer_buffer':
> drm/sun4i/sun4i_backend.c:193:84: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
>   DRM_DEBUG_DRIVER("Using GEM @ 0x%x\n", gem->paddr);
> drm/sun4i/sun4i_backend.c:201:84: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
>   DRM_DEBUG_DRIVER("Setting buffer address to 0x%x\n", paddr);
> 
> This changes the code to use the explicit %pad format string, which
> always prints the right length.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Applied, thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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WARNING: multiple messages have this Message-ID (diff)
From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: David Airlie <airlied@linux.ie>, Chen-Yu Tsai <wens@csie.org>,
	Boris Brezillon <boris.brezillon@free-electrons.com>,
	dri-devel@lists.freedesktop.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drm: sun4i: print DMA address correctly
Date: Wed, 4 May 2016 20:34:17 +0200	[thread overview]
Message-ID: <20160504183417.GF17159@lukather> (raw)
In-Reply-To: <1462289020-774976-1-git-send-email-arnd@arndb.de>

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On Tue, May 03, 2016 at 05:23:28PM +0200, Arnd Bergmann wrote:
> The newly added sun4i drm driver prints a dma address using the %x
> format string, which cannot work when dma_addr_t is 64 bit,
> and gcc warns about this configuration:
> 
> drm/sun4i/sun4i_backend.c: In function 'sun4i_backend_update_layer_buffer':
> drm/sun4i/sun4i_backend.c:193:84: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
>   DRM_DEBUG_DRIVER("Using GEM @ 0x%x\n", gem->paddr);
> drm/sun4i/sun4i_backend.c:201:84: error: format '%x' expects argument of type 'unsigned int', but argument 3 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
>   DRM_DEBUG_DRIVER("Setting buffer address to 0x%x\n", paddr);
> 
> This changes the code to use the explicit %pad format string, which
> always prints the right length.
> 
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Applied, thanks!
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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  reply	other threads:[~2016-05-04 18:34 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-03 15:23 [PATCH] drm: sun4i: print DMA address correctly Arnd Bergmann
2016-05-03 15:23 ` Arnd Bergmann
2016-05-03 15:23 ` Arnd Bergmann
2016-05-04 18:34 ` Maxime Ripard [this message]
2016-05-04 18:34   ` Maxime Ripard
2016-05-04 18:34   ` Maxime Ripard

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