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Groups > linux.kernel > #1415525
| From | Arnd Bergmann <arnd@arndb.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] drm: sun4i: fix LPAE warnings |
| Date | 2016-06-07 00:40 +0200 |
| Message-ID | <rHblE-2zv-39@gated-at.bofh.it> (permalink) |
| References | <rG0BY-5IY-25@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Friday, June 3, 2016 5:57:31 PM CEST Andre Przywara wrote:
> When the sun4i DRM driver is compiled with LPAE enabled, dma_addr_t turns
> into a 64-bit type, which causes warnings with some debug printks:
> =================
> In file included from
> drivers/gpu/drm/sun4i/sun4i_backend.c:13::
> drivers/gpu/drm/sun4i/sun4i_backend.c: In function 'sun4i_backend_update_layer_buffer':
> drivers/gpu/drm/sun4i/sun4i_backend.c:193:19: warning:
> format '%x' expects argument of type 'unsigned int', but argument 3 has
> type 'dma_addr_t {aka long long unsigned int}' [-Wformat=]
> DRM_DEBUG_DRIVER("Using GEM @ 0x%x\n", gem->paddr);
> ^
> include/drm/drmP.h:207:34: note: in definition of macro
> 'DRM_DEBUG_DRIVER'
> drm_ut_debug_printk(__func__, fmt, ##args); \
> .....
>
> Use the proper printk format specifier [1] for dma_addr_t which takes
> care of those differences.
>
> Signed-off-by: Andre Przywara <andre.przywara@arm.com>
>
I submitted the same patch a month ago, and it's already in linux-next,
I assume it will show up in mainline soon.
arnd
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[PATCH] drm: sun4i: fix LPAE warnings Andre Przywara <andre.przywara@arm.com> - 2016-06-03 19:00 +0200 Re: [PATCH] drm: sun4i: fix LPAE warnings Thierry Reding <thierry.reding@gmail.com> - 2016-06-03 19:30 +0200 Re: [PATCH] drm: sun4i: fix LPAE warnings Arnd Bergmann <arnd@arndb.de> - 2016-06-07 00:40 +0200
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