summaryrefslogtreecommitdiffstats
path: root/drivers/staging/fbtft/fbtft-core.c
diff options
context:
space:
mode:
authorMike Rapoport2015-09-03 07:13:11 +0200
committerGreg Kroah-Hartman2015-09-13 03:24:35 +0200
commitc18d116d9215d28736f6346f95127b53c7892376 (patch)
treeafed09b6ac13822e5353438afffd399bf783339c /drivers/staging/fbtft/fbtft-core.c
parentstaging: fbtft: remove unused bl_ops from fbtft_unregister_backlight (diff)
downloadkernel-qcow2-linux-c18d116d9215d28736f6346f95127b53c7892376.tar.gz
kernel-qcow2-linux-c18d116d9215d28736f6346f95127b53c7892376.tar.xz
kernel-qcow2-linux-c18d116d9215d28736f6346f95127b53c7892376.zip
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>
Diffstat (limited to 'drivers/staging/fbtft/fbtft-core.c')
-rw-r--r--drivers/staging/fbtft/fbtft-core.c15
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index 95aaf778fc8e..a72e046f4fb4 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -276,11 +276,15 @@ void fbtft_unregister_backlight(struct fbtft_par *par)
}
}
+static const struct backlight_ops fbtft_bl_ops = {
+ .get_brightness = fbtft_backlight_get_brightness,
+ .update_status = fbtft_backlight_update_status,
+};
+
void fbtft_register_backlight(struct fbtft_par *par)
{
struct backlight_device *bd;
struct backlight_properties bl_props = { 0, };
- struct backlight_ops *bl_ops;
fbtft_par_dbg(DEBUG_BACKLIGHT, par, "%s()\n", __func__);
@@ -290,13 +294,6 @@ void fbtft_register_backlight(struct fbtft_par *par)
return;
}
- bl_ops = devm_kzalloc(par->info->device, sizeof(struct backlight_ops),
- GFP_KERNEL);
- if (!bl_ops)
- return;
-
- bl_ops->get_brightness = fbtft_backlight_get_brightness;
- bl_ops->update_status = fbtft_backlight_update_status;
bl_props.type = BACKLIGHT_RAW;
/* Assume backlight is off, get polarity from current state of pin */
bl_props.power = FB_BLANK_POWERDOWN;
@@ -304,7 +301,7 @@ void fbtft_register_backlight(struct fbtft_par *par)
bl_props.state |= BL_CORE_DRIVER1;
bd = backlight_device_register(dev_driver_string(par->info->device),
- par->info->device, par, bl_ops, &bl_props);
+ par->info->device, par, &fbtft_bl_ops, &bl_props);
if (IS_ERR(bd)) {
dev_err(par->info->device,
"cannot register backlight device (%ld)\n",