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| author |   Arnd Bergmann <arnd@arndb.de> | 2019-09-18 09:55:23 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2022-05-07 22:55:48 +0200 |
| commit | e217b085a1ac1c4108fe632bdaa08ea5b0ecd145 (patch) | |
| tree | 51503b12319c003115480073d714399ab700a76c /drivers/input/touchscreen | |
| parent | input: touchscreen: mainstone: sync with zylonite driver (diff) | |
| download | linux-dev-e217b085a1ac1c4108fe632bdaa08ea5b0ecd145.tar.xz linux-dev-e217b085a1ac1c4108fe632bdaa08ea5b0ecd145.zip | |
Input: touchscreen: use wrapper for pxa2xx ac97 registers
To avoid a dependency on the pxa platform header files with
hardcoded registers, change the driver to call a wrapper
in the pxa2xx-ac97-lib that encapsulates all the other
ac97 stuff.
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: linux-input@vger.kernel.org
Cc: alsa-devel@alsa-project.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/input/touchscreen')
| -rw-r--r-- | drivers/input/touchscreen/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/input/touchscreen/mainstone-wm97xx.c | 16 | ||||
| -rw-r--r-- | drivers/input/touchscreen/zylonite-wm97xx.c | 12 |
3 files changed, 16 insertions, 14 deletions
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index 43c7d6e5bdc0..2d70c945b20a 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -902,6 +902,7 @@ config TOUCHSCREEN_WM9713 config TOUCHSCREEN_WM97XX_MAINSTONE tristate "WM97xx Mainstone/Palm accelerated touch" depends on TOUCHSCREEN_WM97XX && ARCH_PXA + depends on SND_PXA2XX_LIB_AC97 help Say Y here for support for streaming mode with WM97xx touchscreens on Mainstone, Palm Tungsten T5, TX and LifeDrive systems. @@ -914,6 +915,7 @@ config TOUCHSCREEN_WM97XX_MAINSTONE config TOUCHSCREEN_WM97XX_ZYLONITE tristate "Zylonite accelerated touch" depends on TOUCHSCREEN_WM97XX && MACH_ZYLONITE + depends on SND_PXA2XX_LIB_AC97 select TOUCHSCREEN_WM9713 help Say Y here for support for streaming mode with the touchscreen diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c index 940d3c92b1f8..8f6fe68f1f99 100644 --- a/drivers/input/touchscreen/mainstone-wm97xx.c +++ b/drivers/input/touchscreen/mainstone-wm97xx.c @@ -28,7 +28,7 @@ #include <linux/soc/pxa/cpu.h> #include <linux/wm97xx.h> -#include <mach/regs-ac97.h> +#include <sound/pxa2xx-lib.h> #include <asm/mach-types.h> @@ -104,11 +104,11 @@ static void wm97xx_acc_pen_up(struct wm97xx *wm) msleep(1); if (cpu_is_pxa27x()) { - while (MISR & (1 << 2)) - MODR; + while (pxa2xx_ac97_read_misr() & (1 << 2)) + pxa2xx_ac97_read_modr(); } else if (cpu_is_pxa3xx()) { for (count = 0; count < 16; count++) - MODR; + pxa2xx_ac97_read_modr(); } } @@ -130,7 +130,7 @@ static int wm97xx_acc_pen_down(struct wm97xx *wm) return RC_PENUP; } - x = MODR; + x = pxa2xx_ac97_read_modr(); if (x == last) { tries++; return RC_AGAIN; @@ -138,10 +138,10 @@ static int wm97xx_acc_pen_down(struct wm97xx *wm) last = x; do { if (reads) - x = MODR; - y = MODR; + x = pxa2xx_ac97_read_modr(); + y = pxa2xx_ac97_read_modr(); if (pressure) - p = MODR; + p = pxa2xx_ac97_read_modr(); dev_dbg(wm->dev, "Raw coordinates: x=%x, y=%x, p=%x\n", x, y, p); diff --git a/drivers/input/touchscreen/zylonite-wm97xx.c b/drivers/input/touchscreen/zylonite-wm97xx.c index cabdd6e3c6f8..ed7eae638713 100644 --- a/drivers/input/touchscreen/zylonite-wm97xx.c +++ b/drivers/input/touchscreen/zylonite-wm97xx.c @@ -24,7 +24,7 @@ #include <linux/soc/pxa/cpu.h> #include <linux/wm97xx.h> -#include <mach/regs-ac97.h> +#include <sound/pxa2xx-lib.h> struct continuous { u16 id; /* codec id */ @@ -79,7 +79,7 @@ static void wm97xx_acc_pen_up(struct wm97xx *wm) msleep(1); for (i = 0; i < 16; i++) - MODR; + pxa2xx_ac97_read_modr(); } static int wm97xx_acc_pen_down(struct wm97xx *wm) @@ -100,7 +100,7 @@ static int wm97xx_acc_pen_down(struct wm97xx *wm) return RC_PENUP; } - x = MODR; + x = pxa2xx_ac97_read_modr(); if (x == last) { tries++; return RC_AGAIN; @@ -108,10 +108,10 @@ static int wm97xx_acc_pen_down(struct wm97xx *wm) last = x; do { if (reads) - x = MODR; - y = MODR; + x = pxa2xx_ac97_read_modr(); + y = pxa2xx_ac97_read_modr(); if (pressure) - p = MODR; + p = pxa2xx_ac97_read_modr(); dev_dbg(wm->dev, "Raw coordinates: x=%x, y=%x, p=%x\n", x, y, p); |