Re: [PATCH v2] pinctrl: cherryview: limit Strago DMI workarounds to version 1.0

Guenter Roeck
2018-05-23T04:46:51Z

On 05/22/2018 01:47 PM, Dmitry Torokhov wrote:
> As Google/Intel will fix the BIOS/Coreboot issues with hardcoding
> virtual interrupt numbers for keyboard/touchpad/touchscreen controllers
> in ACPI tables, they will also update BOARD version number from 1.0
> to 1.1. Let's limit the DMI quirks that try to preserve virtual IRQ
> numbers on Strago boards to those that still carry older BIOSes.
>
> Note that ideally not BOARD but BIOS version should have been updated.
> However the BIOS version used by Chrome devices has format of
> Google_BUILD.BRANCH.PATCH which is not well suited for DMI matching as
> we do not have "less than" match mode for DMI data.
>
> Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=197953
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

Reviewed-by: Guenter Roeck <linux@roeck-us.net>

> ---
>
> v1->v2:
>
> - switch from matching on DMI_BIOS_VERSION to DMI_BOARD_VERSION
>
>
> drivers/pinctrl/intel/pinctrl-cherryview.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
> index b1ae1618fefea..44133e6846303 100644
> --- a/drivers/pinctrl/intel/pinctrl-cherryview.c
> +++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
> @@ -1527,6 +1527,7 @@ static const struct dmi_system_id chv_no_valid_mask[] = {
> .matches = {
> DMI_MATCH(DMI_SYS_VENDOR, "GOOGLE"),
> DMI_MATCH(DMI_PRODUCT_FAMILY, "Intel_Strago"),
> + DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
> },
> },
> {
> @@ -1534,6 +1535,7 @@ static const struct dmi_system_id chv_no_valid_mask[] = {
> .matches = {
> DMI_MATCH(DMI_SYS_VENDOR, "HP"),
> DMI_MATCH(DMI_PRODUCT_NAME, "Setzer"),
> + DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
> },
> },
> {
> @@ -1541,6 +1543,7 @@ static const struct dmi_system_id chv_no_valid_mask[] = {
> .matches = {
> DMI_MATCH(DMI_SYS_VENDOR, "GOOGLE"),
> DMI_MATCH(DMI_PRODUCT_NAME, "Cyan"),
> + DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
> },
> },
> {
> @@ -1548,6 +1551,7 @@ static const struct dmi_system_id chv_no_valid_mask[] = {
> .matches = {
> DMI_MATCH(DMI_SYS_VENDOR, "GOOGLE"),
> DMI_MATCH(DMI_PRODUCT_NAME, "Celes"),
> + DMI_MATCH(DMI_BOARD_VERSION, "1.0"),
> },
> },
> {}
>