From mboxrd@z Thu Jan 1 00:00:00 1970 From: vinod.koul@intel.com (Vinod Koul) Date: Mon, 16 Nov 2015 09:22:20 +0530 Subject: [PATCH] dma: at_hdmac: use %pad format string for dma_addr_t In-Reply-To: <3938068.0vDFThTK2h@wuerfel> References: <3938068.0vDFThTK2h@wuerfel> Message-ID: <20151116035219.GB25173@localhost> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Nov 12, 2015 at 03:18:22PM +0100, Arnd Bergmann wrote: > dma_addr_t may be defined as 32 or 64 bit depending on configuration, > so it cannot be printed using the normal format strings, as > gcc correctly warns: > > drivers/dma/at_hdmac.c: In function 'atc_prep_dma_interleaved': > drivers/dma/at_hdmac.c:731:28: warning: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'dma_addr_t {aka long long unsigned int}' [-Wformat=] > > This changes the format strings to use the special "%pad" format > string that prints a dma_addr_t, and changes the arguments so we > pass the address by reference as required. > Applied, thanks -- ~Vinod