Jerome, On 15 May 2018 at 11:57, Jerome Brunet <jbrunet@xxxxxxxxxxxx> wrote: > Trigger the reset line of the mmc controller while probing, if available. > The reset should be optional for now, at least until all related DT nodes > have the reset property. > > Reviewed-by: Kevin Hilman <khilman@xxxxxxxxxxxx> > Signed-off-by: Jerome Brunet <jbrunet@xxxxxxxxxxxx> I got a regression boot report from kernelci. The bisect doesn't point to a certain commit, but I found $subject patch a possible cause. Is it something you can have a look at and see if it's a valid problem? https://kernelci.org/boot/id/5b0d68a859b514726179a899/ Kind regards Uffe > --- > drivers/mmc/host/meson-gx-mmc.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c > index 4f972b879fe6..9bca359f7936 100644 > --- a/drivers/mmc/host/meson-gx-mmc.c > +++ b/drivers/mmc/host/meson-gx-mmc.c > @@ -35,6 +35,7 @@ > #include <linux/clk.h> > #include <linux/clk-provider.h> > #include <linux/regulator/consumer.h> > +#include <linux/reset.h> > #include <linux/interrupt.h> > #include <linux/bitfield.h> > #include <linux/pinctrl/consumer.h> > @@ -1184,6 +1185,14 @@ static int meson_mmc_probe(struct platform_device *pdev) > goto free_host; > } > > + ret = device_reset_optional(&pdev->dev); > + if (ret) { > + if (ret != -EPROBE_DEFER) > + dev_err(&pdev->dev, "device reset failed: %d\n", ret); > + > + return ret; > + } > + > res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > host->regs = devm_ioremap_resource(&pdev->dev, res); > if (IS_ERR(host->regs)) { > -- > 2.14.3 > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
