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authorDaniel Vetter <daniel.vetter@ffwll.ch>2018-04-25 19:42:51 +0200
committerLee Jones <lee.jones@linaro.org>2018-04-30 13:25:14 +0100
commit9adfe5c89be497bb8761a9f788297c258d535334 (patch)
treeeb480540d13b77a231d0d00465d6d04b02a71944 /drivers/staging/fbtft
parent832ae8e0dce33d762a688cb0d7d05fd281dc7317 (diff)
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staging: fbtft: Stop using BL_CORE_DRIVER1
Leaking driver internal tracking into the already massively confusing backlight power tracking is really confusing. Luckily we have already a drvdata structure, so fixing this is really easy. Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> Reviewed-by: Jani Nikula <jani.nikula@intel.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/staging/fbtft')
-rw-r--r--drivers/staging/fbtft/fbtft-core.c4
-rw-r--r--drivers/staging/fbtft/fbtft.h1
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index 0e36b66ae5f7..731e47149af8 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -246,7 +246,7 @@ static int fbtft_request_gpios_dt(struct fbtft_par *par)
static int fbtft_backlight_update_status(struct backlight_device *bd)
{
struct fbtft_par *par = bl_get_data(bd);
- bool polarity = !!(bd->props.state & BL_CORE_DRIVER1);
+ bool polarity = par->polarity;
fbtft_par_dbg(DEBUG_BACKLIGHT, par,
"%s: polarity=%d, power=%d, fb_blank=%d\n",
@@ -296,7 +296,7 @@ void fbtft_register_backlight(struct fbtft_par *par)
/* Assume backlight is off, get polarity from current state of pin */
bl_props.power = FB_BLANK_POWERDOWN;
if (!gpio_get_value(par->gpio.led[0]))
- bl_props.state |= BL_CORE_DRIVER1;
+ par->polarity = true;
bd = backlight_device_register(dev_driver_string(par->info->device),
par->info->device, par,
diff --git a/drivers/staging/fbtft/fbtft.h b/drivers/staging/fbtft/fbtft.h
index e19e64e0d094..c7cb4a7896f4 100644
--- a/drivers/staging/fbtft/fbtft.h
+++ b/drivers/staging/fbtft/fbtft.h
@@ -229,6 +229,7 @@ struct fbtft_par {
ktime_t update_time;
bool bgr;
void *extra;
+ bool polarity;
};
#define NUMARGS(...) (sizeof((int[]){__VA_ARGS__})/sizeof(int))