From: Lee Jones <lee.jones@linaro.org> To: Daniel Vetter <daniel.vetter@ffwll.ch>, gregkh@linuxfoundation.org, thomas.petazzoni@free-electrons.com Cc: DRI Development <dri-devel@lists.freedesktop.org>, LKML <linux-kernel@vger.kernel.org>, Daniel Thompson <daniel.thompson@linaro.org>, Jingoo Han <jingoohan1@gmail.com>, Thomas Petazzoni <thomas.petazzoni@free-electrons.com>, Daniel Vetter <daniel.vetter@intel.com> Subject: Re: [PATCH 4/6] staging/fbtft: Stop using BL_CORE_DRIVER1 Date: Mon, 30 Apr 2018 10:54:15 +0100 [thread overview] Message-ID: <20180430095415.GB5147@dell> (raw) In-Reply-To: <20180425174253.4616-4-daniel.vetter@ffwll.ch> Greg, Thomas, On Wed, 25 Apr 2018, 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> > Acked-by: Daniel Thompson <daniel.thompson@linaro.org> > 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(-) Do you want a pull-request for this patch or can I just take it? > 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)) -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
WARNING: multiple messages have this Message-ID (diff)
From: Lee Jones <lee.jones@linaro.org> To: Daniel Vetter <daniel.vetter@ffwll.ch>, gregkh@linuxfoundation.org Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>, Daniel Thompson <daniel.thompson@linaro.org>, Jingoo Han <jingoohan1@gmail.com>, LKML <linux-kernel@vger.kernel.org>, DRI Development <dri-devel@lists.freedesktop.org>, Daniel Vetter <daniel.vetter@intel.com> Subject: Re: [PATCH 4/6] staging/fbtft: Stop using BL_CORE_DRIVER1 Date: Mon, 30 Apr 2018 10:54:15 +0100 [thread overview] Message-ID: <20180430095415.GB5147@dell> (raw) In-Reply-To: <20180425174253.4616-4-daniel.vetter@ffwll.ch> Greg, Thomas, On Wed, 25 Apr 2018, 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> > Acked-by: Daniel Thompson <daniel.thompson@linaro.org> > 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(-) Do you want a pull-request for this patch or can I just take it? > 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)) -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next prev parent reply other threads:[~2018-04-30 9:54 UTC|newest] Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-04-25 17:42 [PATCH 1/6] backlight: Nuke unused backlight.props.state states Daniel Vetter 2018-04-25 17:42 ` Daniel Vetter 2018-04-25 17:42 ` [PATCH 2/6] backlight/generic-bl: remove DRIVER1 state Daniel Vetter 2018-04-25 17:42 ` Daniel Vetter 2018-04-30 10:21 ` Jani Nikula 2018-04-30 10:21 ` Jani Nikula 2018-04-25 17:42 ` [PATCH 3/6] backlight/pandora: Stop using BL_CORE_DRIVER1 Daniel Vetter 2018-04-25 17:42 ` Daniel Vetter 2018-04-30 10:22 ` Jani Nikula 2018-04-30 10:22 ` Jani Nikula 2018-04-25 17:42 ` [PATCH 4/6] staging/fbtft: " Daniel Vetter 2018-04-25 17:42 ` Daniel Vetter 2018-04-30 9:54 ` Lee Jones [this message] 2018-04-30 9:54 ` Lee Jones 2018-04-30 10:59 ` Greg KH 2018-04-30 10:59 ` Greg KH 2018-04-30 10:22 ` Jani Nikula 2018-04-30 10:22 ` Jani Nikula 2018-04-25 17:42 ` [PATCH 5/6] backlight: Also nuke BL_CORE_DRIVER1 Daniel Vetter 2018-04-25 17:42 ` Daniel Vetter 2018-04-30 10:24 ` Jani Nikula 2018-04-30 10:24 ` Jani Nikula 2018-04-30 12:14 ` Lee Jones 2018-04-30 12:14 ` Lee Jones 2018-04-25 17:42 ` [PATCH 6/6] MAINTAINERS: add dri-devel for backlight subsystem patches Daniel Vetter 2018-04-25 19:43 ` Jingoo Han 2018-04-25 19:43 ` Jingoo Han 2018-04-25 19:42 ` [PATCH 1/6] backlight: Nuke unused backlight.props.state states Jingoo Han 2018-04-25 19:42 ` Jingoo Han 2018-04-30 10:21 ` Jani Nikula 2018-04-30 10:21 ` Jani Nikula 2018-04-30 12:27 ` Lee Jones 2018-04-30 12:27 ` Lee Jones -- strict thread matches above, loose matches on Subject: below -- 2018-01-17 14:01 Daniel Vetter 2018-01-17 14:01 ` [PATCH 4/6] staging/fbtft: Stop using BL_CORE_DRIVER1 Daniel Vetter 2018-01-17 14:01 ` Daniel Vetter 2018-01-17 16:50 ` Daniel Thompson
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