Hi Bastien,
On Thu, Jul 23, 2015 at 04:13:28PM +0200, Bastien Nocera wrote:
> The touchscreen on the WinBook TW100 and TW700 don't match the default
> display, with 0,0 touches being reported when touching at the bottom
> right of the screen.
>
> 1280,800 0,800
> +-------------+
> | |
> | |
> | |
> +-------------+
> 1280,0 0,0
>
> It's unfortunately impossible to detect this problem with data from the
> DSDT, or other auxiliary metadata, so fallback to quirking this specific
> model of tablet instead.
>
> Signed-off-by: Bastien Nocera <hadess@xxxxxxxxxx>
> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
> ---
> drivers/input/touchscreen/goodix.c | 31 +++++++++++++++++++++++++++++++
> 1 file changed, 31 insertions(+)
>
> diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
> index b4d12e2..3722806 100644
> --- a/drivers/input/touchscreen/goodix.c
> +++ b/drivers/input/touchscreen/goodix.c
> @@ -15,6 +15,7 @@
> */
>
> #include <linux/kernel.h>
> +#include <linux/dmi.h>
> #include <linux/i2c.h>
> #include <linux/input.h>
> #include <linux/input/mt.h>
> @@ -34,6 +35,7 @@ struct goodix_ts_data {
> int abs_y_max;
> unsigned int max_touch_num;
> unsigned int int_trigger_type;
> + bool rotated_screen;
> };
>
> #define GOODIX_MAX_HEIGHT 4096
> @@ -60,6 +62,24 @@ static const unsigned long goodix_irq_flags[] = {
> IRQ_TYPE_LEVEL_HIGH,
> };
>
> +/* Those tablets have their coords origin at the bottom right
> + * of the tablet, as if rotated 180 degrees */
/*
* Multi
* line
* comment
*/
please.
> +static const struct dmi_system_id rotated_screen[] = {
#if defined(CONFIG_DMI) && defined(CONFIG_X86)
> + {
> + .ident = "WinBook TW100",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
> + DMI_MATCH(DMI_PRODUCT_NAME, "TW100")
> + },
> + .ident = "WinBook TW700",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "WinBook"),
> + DMI_MATCH(DMI_PRODUCT_NAME, "TW100")
> + },
This does not do what you want it to do... First of all you probably
wanted TW700 on the second entry, second you need separate them into 2
entries into array (right now it is one still).
Thank you.
--
Dmitry
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