Re: Intel NUC and fTPM issue on 4.9.2

[Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>]

On Thu, Feb 16, 2017 at 06:10:43PM +0000, Davide Guerri wrote:
>    Hey thanks for the prompt reply.
>    I think you are interested in this:
>       fed40000-fed4087f : MSFT0101:00

Are there more lines below that?

Can you apply this patch and report what the results are?

diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c
index a7c870af916c3d..acc54a03d6025d 100644
--- a/drivers/char/tpm/tpm_crb.c
+++ b/drivers/char/tpm/tpm_crb.c
@@ -233,6 +233,8 @@ static void __iomem *crb_map_res(struct device *dev, struct crb_priv *priv,
 		.flags	= IORESOURCE_MEM,
 	};
 
+	printk("map request is is %pr\n",&new_res);
+
 	/* Detect a 64 bit address on a 32 bit system */
 	if (start != new_res.start)
 		return (void __iomem *) ERR_PTR(-EINVAL);
@@ -267,6 +269,8 @@ static int crb_map_io(struct acpi_device *device, struct crb_priv *priv,
 		return -EINVAL;
 	}
 
+	printk("ACPI resource is %pr\n",&io_res);
+
 	priv->iobase = devm_ioremap_resource(dev, &io_res);
 	if (IS_ERR(priv->iobase))
 		return PTR_ERR(priv->iobase);

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