From mboxrd@z Thu Jan 1 00:00:00 1970 From: lee.jones@linaro.org (Lee Jones) Date: Mon, 11 Jan 2016 09:25:53 +0000 Subject: [PATCH v6 3/9] mfd: axp20x: use dev->driver->of_match_table in axp20x_match_device() In-Reply-To: <1450283538-25067-4-git-send-email-wens@csie.org> References: <1450283538-25067-1-git-send-email-wens@csie.org> <1450283538-25067-4-git-send-email-wens@csie.org> Message-ID: <20160111092553.GM14104@x1> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, 17 Dec 2015, Chen-Yu Tsai wrote: > In axp20x_match_device(), match the of_device_id table bound to the > device driver instead of pointing to axp20x_of_match directly. This > will allow us to keep axp20x_match_device() unmodified when we expand > the axp20x driver into multiple ones covering different interface > types. > > of_device_get_match_data() cannot be used here as we need to know if > it failed to get a match, or if the match data value just happened to > be 0, as it is for the AXP152. > > Signed-off-by: Chen-Yu Tsai > --- > drivers/mfd/axp20x.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Acked-by: Lee Jones > diff --git a/drivers/mfd/axp20x.c b/drivers/mfd/axp20x.c > index 685a78614f83..3e186f2dcac3 100644 > --- a/drivers/mfd/axp20x.c > +++ b/drivers/mfd/axp20x.c > @@ -613,7 +613,7 @@ static int axp20x_match_device(struct axp20x_dev *axp20x) > const struct of_device_id *of_id; > > if (dev->of_node) { > - of_id = of_match_device(axp20x_of_match, dev); > + of_id = of_match_device(dev->driver->of_match_table, dev); > if (!of_id) { > dev_err(dev, "Unable to match OF ID\n"); > return -ENODEV; -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org ? Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog