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From: arnd@arndb•de (Arnd Bergmann)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 2/6 v2] ARM: integrator: check PL010 device name rather than base address
Date: Sat, 1 Sep 2012 18:32:47 +0000	[thread overview]
Message-ID: <201209011832.47805.arnd@arndb.de> (raw)
In-Reply-To: <1346471760-23993-2-git-send-email-linus.walleij@linaro.org>

On Saturday 01 September 2012, Linus Walleij wrote:
> In the PL010 UART callback a comparison against the base address is
> done to figure out which UART is doing the callback. This does not
> play well with device tree, so let's check the dev_name() of the
> device instead.
> 
> Signed-off-by: Linus Walleij <linus.walleij@linaro•org>

Hmm, I think the dev_name would also not be that nice, because it changes
after the conversion to DT is complete.

>  arch/arm/mach-integrator/core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c
> index 5ba4bc8..67ea181 100644
> --- a/arch/arm/mach-integrator/core.c
> +++ b/arch/arm/mach-integrator/core.c
> @@ -100,7 +100,7 @@ static void integrator_uart_set_mctrl(struct amba_device *dev, void __iomem *bas
>  {
>         unsigned int ctrls = 0, ctrlc = 0, rts_mask, dtr_mask;
>  
> -       if (dev == &uart0_device) {
> +       if (!strcmp(dev_name(&dev->dev), "uart0")) {
>                 rts_mask = 1 << 4;
>                 dtr_mask = 1 << 5;
>         } else {

Maybe it's possible to compare the base pointer against INTEGRATOR_UART0_BASE instead?

	Arnd

  parent reply	other threads:[~2012-09-01 18:32 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-01  3:55 [PATCH 1/6 v2] ARM: integrator: call common init function from machine Linus Walleij
2012-09-01  3:55 ` [PATCH 2/6 v2] ARM: integrator: check PL010 device name rather than base address Linus Walleij
2012-09-01  3:55   ` [PATCH 3/6 v2] ARM: plat-versatile: add DT support to FPGA IRQ controller Linus Walleij
2012-09-01  3:55     ` [PATCH 4/6 v2] ARM: integrator: initial device tree support Linus Walleij
2012-09-01  3:55       ` [PATCH 5/6 v2] ARM: integrator: convert AMBA devices to device tree Linus Walleij
2012-09-01  3:55         ` [PATCH 6/6 v2] ARM: integrator: convert platform devices to Device Tree Linus Walleij
2012-09-01 18:41       ` [PATCH 4/6 v2] ARM: integrator: initial device tree support Arnd Bergmann
2012-09-03 21:43         ` Linus Walleij
2012-09-03 21:55           ` Russell King - ARM Linux
2012-09-04  7:19             ` Linus Walleij
2012-09-05  5:34               ` Olof Johansson
2012-09-05  5:47                 ` Linus Walleij
2012-09-02 22:59       ` Rob Herring
2012-09-03 21:51         ` Linus Walleij
2012-09-06 13:20           ` Rob Herring
2012-09-06 13:56             ` Linus Walleij
2012-09-06 14:19               ` Arnd Bergmann
2012-09-12 16:52                 ` Linus Walleij
2012-09-06 15:35               ` Rob Herring
2012-09-06 14:14             ` Russell King - ARM Linux
2012-09-01 18:32   ` Arnd Bergmann [this message]
2012-09-03 19:40     ` [PATCH 2/6 v2] ARM: integrator: check PL010 device name rather than base address Linus Walleij
2012-09-03 19:51       ` Linus Walleij

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