staging: fbtft: fbtft-core: define backlight_ops statically
instead of devm_kzalloc'ing them Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -276,11 +276,15 @@ void fbtft_unregister_backlight(struct fbtft_par *par)
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}
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}
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static const struct backlight_ops fbtft_bl_ops = {
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.get_brightness = fbtft_backlight_get_brightness,
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.update_status = fbtft_backlight_update_status,
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};
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void fbtft_register_backlight(struct fbtft_par *par)
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{
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struct backlight_device *bd;
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struct backlight_properties bl_props = { 0, };
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struct backlight_ops *bl_ops;
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fbtft_par_dbg(DEBUG_BACKLIGHT, par, "%s()\n", __func__);
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@ -290,13 +294,6 @@ void fbtft_register_backlight(struct fbtft_par *par)
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return;
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}
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bl_ops = devm_kzalloc(par->info->device, sizeof(struct backlight_ops),
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GFP_KERNEL);
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if (!bl_ops)
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return;
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bl_ops->get_brightness = fbtft_backlight_get_brightness;
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bl_ops->update_status = fbtft_backlight_update_status;
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bl_props.type = BACKLIGHT_RAW;
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/* Assume backlight is off, get polarity from current state of pin */
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bl_props.power = FB_BLANK_POWERDOWN;
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@ -304,7 +301,7 @@ void fbtft_register_backlight(struct fbtft_par *par)
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bl_props.state |= BL_CORE_DRIVER1;
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bd = backlight_device_register(dev_driver_string(par->info->device),
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par->info->device, par, bl_ops, &bl_props);
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par->info->device, par, &fbtft_bl_ops, &bl_props);
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if (IS_ERR(bd)) {
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dev_err(par->info->device,
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"cannot register backlight device (%ld)\n",
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