linux-kernel - Re: [PATCH v3 5/5] platform/x86: touchscreen_dmi: Add info for the Chuwi Vi8 Plus tablet

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Message-ID: <CAHp75VdM2Z+GeHE6154h7jJ5q2rWCEbVqVZRvo49fvZuaQcGjQ@mail.gmail.com>
Date:   Mon, 9 Apr 2018 11:10:16 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        "Luis R . Rodriguez" <mcgrof@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H . Peter Anvin" <hpa@...or.com>,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Peter Jones <pjones@...hat.com>,
        Dave Olsthoorn <dave@...aar.me>,
        Will Deacon <will.deacon@....com>,
        Andy Lutomirski <luto@...nel.org>,
        Matt Fleming <matt@...eblueprint.co.uk>,
        David Howells <dhowells@...hat.com>,
        Mimi Zohar <zohar@...ux.vnet.ibm.com>,
        Josh Triplett <josh@...htriplett.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        mfuzzey@...keon.com, Kees Cook <keescook@...omium.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        Arend Van Spriel <arend.vanspriel@...adcom.com>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        nbroeking@...com, Bjorn Andersson <bjorn.andersson@...aro.org>,
        Torsten Duwe <duwe@...e.de>,
        "maintainer:X86 ARCHITECTURE (32-BIT AND 64-BIT)" <x86@...nel.org>,
        linux-efi <linux-efi@...r.kernel.org>
Subject: Re: [PATCH v3 5/5] platform/x86: touchscreen_dmi: Add info for the
 Chuwi Vi8 Plus tablet

On Sun, Apr 8, 2018 at 8:40 PM, Hans de Goede <hdegoede@...hat.com> wrote:
> Add touchscreen info for the Chuwi Vi8 Plus tablet. This tablet uses a
> Chipone ICN8505 touchscreen controller, with the firmware used by the
> touchscreen embedded in the EFI firmware.
>

Acked-by: Andy Shevchenko <andy.shevchenko@...il.com>

> Signed-off-by: Hans de Goede <hdegoede@...hat.com>
> ---
>  drivers/platform/x86/touchscreen_dmi.c | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
>
> diff --git a/drivers/platform/x86/touchscreen_dmi.c b/drivers/platform/x86/touchscreen_dmi.c
> index 6488cd50ba79..5fdb6fe878f4 100644
> --- a/drivers/platform/x86/touchscreen_dmi.c
> +++ b/drivers/platform/x86/touchscreen_dmi.c
> @@ -301,6 +301,22 @@ static const struct ts_dmi_data teclast_x3_plus_data = {
>         .properties     = teclast_x3_plus_props,
>  };
>
> +static const struct property_entry efi_embedded_fw_props[] = {
> +       PROPERTY_ENTRY_BOOL("efi-embedded-firmware"),
> +       { }
> +};
> +
> +static const struct ts_dmi_data chuwi_vi8_plus_data = {
> +       .embedded_fw = {
> +               .name   = "chipone/icn8505-HAMP0002.fw",
> +               .prefix = { 0xb0, 0x07, 0x00, 0x00, 0xe4, 0x07, 0x00, 0x00 },
> +               .length = 35012,
> +               .crc    = 0x74dfd3fc,
> +       },
> +       .acpi_name      = "CHPN0001:00",
> +       .properties     = efi_embedded_fw_props,
> +};
> +
>  const struct dmi_system_id touchscreen_dmi_table[] = {
>         {
>                 /* CUBE iwork8 Air */
> @@ -487,6 +503,15 @@ const struct dmi_system_id touchscreen_dmi_table[] = {
>                         DMI_MATCH(DMI_PRODUCT_NAME, "Y8W81"),
>                 },
>         },
> +       {
> +               /* Chuwi Vi8 Plus (CWI506) */
> +               .driver_data = (void *)&chuwi_vi8_plus_data,
> +               .matches = {
> +                       DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
> +                       DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"),
> +                       DMI_MATCH(DMI_BOARD_NAME, "Cherry Trail CR"),
> +               },
> +       },
>         { },
>  };
>
> --
> 2.17.0
>



-- 
With Best Regards,
Andy Shevchenko