From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 6/7] usb: musb: use %pad format string from dma_addr_t
Date: Thu, 28 Jan 2016 09:50:37 -0800 [thread overview]
Message-ID: <20160128175036.GF19432@atomide.com> (raw)
In-Reply-To: <1453998206-3490016-2-git-send-email-arnd@arndb.de>
* Arnd Bergmann <arnd@arndb.de> [160128 08:26]:
> The musb driver prints DMA addresses in a few places, using the
> 0x%x format string. This is wrong on 64-bit architectures (which
> need %lx) and 32-bit ARM with CONFIG_LPAE set (which needs
> %llx), otherwise we print the wrong data, as gcc warns:
>
> musb/musbhsdma.c: In function 'configure_channel':
> musb/musbhsdma.c:120:53: error: format '%x' expects argument of type 'unsigned int', but argument 6 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
> dev_dbg(musb->controller, "%p, pkt_sz %d, addr 0x%x, len %d, mode %d\n",
> musb/musbhsdma.c: In function 'dma_channel_program':
> musb/musbhsdma.c:155:53: error: format '%x' expects argument of type 'unsigned int', but argument 7 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
> dev_dbg(musb->controller, "ep%d-%s pkt_sz %d, dma_addr 0x%x length %d, mode %d\n",
> musb/tusb6010_omap.c: In function 'tusb_omap_dma_program':
> musb/tusb6010_omap.c:313:53: error: format '%x' expects argument of type 'unsigned int', but argument 7 has type 'dma_addr_t {aka long long unsigned int}' [-Werror=format=]
> dev_dbg(musb->controller, "ep%i %s dma ch%i dma: %08x len: %u(%u) packet_sz: %i(%i)\n",
>
> This uses the %pad format string, which prints a dma_addr_t that
> gets passed by reference, which works for all combinations.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Looks good to me:
Acked-by: Tony Lindgren <tony@atomide.com>
next prev parent reply other threads:[~2016-01-28 17:50 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-28 16:15 [PATCH 0/7] USB changes for rare warnings Arnd Bergmann
2016-01-28 16:17 ` [PATCH 1/7] usb: gadget: pxa25x_udc: move register definitions from arch Arnd Bergmann
2016-01-28 16:17 ` [PATCH 2/7] usb: gadget: pxa25x_udc cleanup Arnd Bergmann
2016-01-29 10:13 ` Robert Jarzmik
2016-01-28 16:17 ` [PATCH 3/7] usb: gadget: pxa25x_udc: use readl/writel for mmio Arnd Bergmann
2016-01-29 10:17 ` Robert Jarzmik
2016-01-29 16:18 ` Krzysztof Hałasa
2016-01-29 17:06 ` Arnd Bergmann
2016-02-15 7:33 ` Krzysztof Hałasa
2016-02-15 9:33 ` Arnd Bergmann
2016-02-15 13:51 ` Krzysztof Hałasa
2016-02-15 16:12 ` Arnd Bergmann
2016-02-16 9:26 ` Krzysztof Hałasa
2016-02-16 11:26 ` Arnd Bergmann
2016-02-16 13:24 ` Krzysztof Hałasa
2016-02-16 13:55 ` Arnd Bergmann
2016-02-17 8:36 ` Krzysztof Hałasa
2016-02-17 10:36 ` Arnd Bergmann
2016-02-17 16:14 ` Krzysztof Hałasa
2016-02-20 20:54 ` Robert Jarzmik
2016-01-29 18:03 ` Sergei Shtylyov
2016-01-29 21:02 ` Arnd Bergmann
2016-01-29 9:32 ` [PATCH 1/7] usb: gadget: pxa25x_udc: move register definitions from arch Robert Jarzmik
2016-01-29 10:07 ` Arnd Bergmann
2016-01-29 15:26 ` Robert Jarzmik
2016-01-29 15:55 ` Krzysztof Hałasa
2016-02-17 15:08 ` Felipe Balbi
2016-02-17 16:00 ` Arnd Bergmann
2016-01-28 16:20 ` [PATCH 4/7] usb: fsl: drop USB_FSL_MPH_DR_OF Kconfig symbol Arnd Bergmann
2016-01-28 16:23 ` [PATCH 5/7] usb: isp1301-omap: mark power_up as __maybe_unused Arnd Bergmann
2016-01-28 16:23 ` [PATCH 6/7] usb: musb: use %pad format string from dma_addr_t Arnd Bergmann
2016-01-28 17:50 ` Tony Lindgren [this message]
2016-01-28 16:23 ` [PATCH 7/7] usb: musb/ux500: remove duplicate check for dma_is_compatible Arnd Bergmann
2016-02-03 18:12 ` [PATCH 0/7] USB changes for rare warnings Felipe Balbi
2016-02-03 19:15 ` Robert Jarzmik
2016-02-03 20:49 ` Arnd Bergmann
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