Messages in this thread Patch in this message | | | From | Jiandi An <> | Subject | [PATCH] tpm, tpm_crb: Handle 64-bit resource in crb_check_resource() | Date | Sun, 18 Dec 2016 22:20:53 -0600 |
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crb_check_resource() in TPM CRB driver calls acpi_dev_resource_memory() which only handles 32-bit resources. Adding a call to acpi_dev_resource_address_space() in TPM CRB driver which handles 64-bit resources.
Signed-off-by: Jiandi An <anjiandi@codeaurora.org> --- drivers/char/tpm/tpm_crb.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c index 717b6b4..86f355b 100644 --- a/drivers/char/tpm/tpm_crb.c +++ b/drivers/char/tpm/tpm_crb.c @@ -264,10 +264,12 @@ static bool crb_req_canceled(struct tpm_chip *chip, u8 status) static int crb_check_resource(struct acpi_resource *ares, void *data) { struct resource *io_res = data; - struct resource res; + struct resource_win win; + struct resource *res = &(win.res); - if (acpi_dev_resource_memory(ares, &res)) { - *io_res = res; + if (acpi_dev_resource_memory(ares, res) || + acpi_dev_resource_address_space(ares, &win)) { + *io_res = *res; io_res->name = NULL; } -- Jiandi An Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.
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