Re: [PATCH 4/6] staging/fbtft: Stop using BL_CORE_DRIVER1

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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@xxxxxxxxxx>
Cc: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
Cc: Jingoo Han <jingoohan1@xxxxxxxxx>
Cc: Thomas Petazzoni <thomas.petazzoni@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>

Acked-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx>


---
  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))

_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel




[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux