Message ID | 20180117140159.27611-4-daniel.vetter@ffwll.ch (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 17/01/18 14:01, Daniel Vetter wrote: > 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. > > Cc: Lee Jones <lee.jones@linaro.org> > Cc: Daniel Thompson <daniel.thompson@linaro.org> > Cc: Jingoo Han <jingoohan1@gmail.com> > Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> > Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> Acked-by: Daniel Thompson <daniel.thompson@linaro.org> > --- > drivers/staging/fbtft/fbtft-core.c | 4 ++-- > drivers/staging/fbtft/fbtft.h | 1 + > 2 files changed, 3 insertions(+), 2 deletions(-) > > diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c > index 6d0363deba61..448929cc7ba1 100644 > --- a/drivers/staging/fbtft/fbtft-core.c > +++ b/drivers/staging/fbtft/fbtft-core.c > @@ -255,7 +255,7 @@ 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", > @@ -305,7 +305,7 @@ 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 488ab788138e..54de7cdfdff7 100644 > --- a/drivers/staging/fbtft/fbtft.h > +++ b/drivers/staging/fbtft/fbtft.h > @@ -240,6 +240,7 @@ struct fbtft_par { > ktime_t update_time; > bool bgr; > void *extra; > + bool polarity; > }; > > #define NUMARGS(...) (sizeof((int[]){__VA_ARGS__})/sizeof(int)) >
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c index 6d0363deba61..448929cc7ba1 100644 --- a/drivers/staging/fbtft/fbtft-core.c +++ b/drivers/staging/fbtft/fbtft-core.c @@ -255,7 +255,7 @@ 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", @@ -305,7 +305,7 @@ 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 488ab788138e..54de7cdfdff7 100644 --- a/drivers/staging/fbtft/fbtft.h +++ b/drivers/staging/fbtft/fbtft.h @@ -240,6 +240,7 @@ struct fbtft_par { ktime_t update_time; bool bgr; void *extra; + bool polarity; }; #define NUMARGS(...) (sizeof((int[]){__VA_ARGS__})/sizeof(int))
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. Cc: Lee Jones <lee.jones@linaro.org> Cc: Daniel Thompson <daniel.thompson@linaro.org> Cc: Jingoo Han <jingoohan1@gmail.com> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com> --- drivers/staging/fbtft/fbtft-core.c | 4 ++-- drivers/staging/fbtft/fbtft.h | 1 + 2 files changed, 3 insertions(+), 2 deletions(-)