From mboxrd@z Thu Jan 1 00:00:00 1970 From: thierry.reding@gmail.com (Thierry Reding) Date: Fri, 3 Jun 2016 19:28:54 +0200 Subject: [PATCH] drm: sun4i: fix LPAE warnings In-Reply-To: <1464973051-20432-1-git-send-email-andre.przywara@arm.com> References: <1464973051-20432-1-git-send-email-andre.przywara@arm.com> Message-ID: <20160603172854.GE21013@ulmo.ba.sec> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Jun 03, 2016 at 05:57:31PM +0100, 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 > > [1] Documentation/printk-formats.txt > --- > drivers/gpu/drm/sun4i/sun4i_backend.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Reviewed-by: Thierry Reding -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: not available URL: