diff options
Diffstat (limited to 'drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c')
| -rw-r--r-- | drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c | 41 |
1 files changed, 16 insertions, 25 deletions
diff --git a/drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c b/drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c index 44b96af4ef4e..1b644be5fe2e 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/manager-sysfs.c @@ -1,26 +1,16 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Copyright (C) 2009 Nokia Corporation * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> * * Some code and ideas taken from drivers/video/omap/ driver * by Imre Deak. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #define DSS_SUBSYS_NAME "MANAGER" #include <linux/kernel.h> +#include <linux/kstrtox.h> #include <linux/slab.h> #include <linux/module.h> #include <linux/platform_device.h> @@ -33,14 +23,14 @@ static ssize_t manager_name_show(struct omap_overlay_manager *mgr, char *buf) { - return snprintf(buf, PAGE_SIZE, "%s\n", mgr->name); + return sysfs_emit(buf, "%s\n", mgr->name); } static ssize_t manager_display_show(struct omap_overlay_manager *mgr, char *buf) { struct omap_dss_device *dssdev = mgr->get_device(mgr); - return snprintf(buf, PAGE_SIZE, "%s\n", dssdev ? + return sysfs_emit(buf, "%s\n", dssdev ? dssdev->name : "<none>"); } @@ -131,7 +121,7 @@ static ssize_t manager_default_color_show(struct omap_overlay_manager *mgr, mgr->get_manager_info(mgr, &info); - return snprintf(buf, PAGE_SIZE, "%#x\n", info.default_color); + return sysfs_emit(buf, "%#x\n", info.default_color); } static ssize_t manager_default_color_store(struct omap_overlay_manager *mgr, @@ -176,7 +166,7 @@ static ssize_t manager_trans_key_type_show(struct omap_overlay_manager *mgr, key_type = info.trans_key_type; BUG_ON(key_type >= ARRAY_SIZE(trans_key_type_str)); - return snprintf(buf, PAGE_SIZE, "%s\n", trans_key_type_str[key_type]); + return sysfs_emit(buf, "%s\n", trans_key_type_str[key_type]); } static ssize_t manager_trans_key_type_store(struct omap_overlay_manager *mgr, @@ -211,7 +201,7 @@ static ssize_t manager_trans_key_value_show(struct omap_overlay_manager *mgr, mgr->get_manager_info(mgr, &info); - return snprintf(buf, PAGE_SIZE, "%#x\n", info.trans_key); + return sysfs_emit(buf, "%#x\n", info.trans_key); } static ssize_t manager_trans_key_value_store(struct omap_overlay_manager *mgr, @@ -247,7 +237,7 @@ static ssize_t manager_trans_key_enabled_show(struct omap_overlay_manager *mgr, mgr->get_manager_info(mgr, &info); - return snprintf(buf, PAGE_SIZE, "%d\n", info.trans_enabled); + return sysfs_emit(buf, "%d\n", info.trans_enabled); } static ssize_t manager_trans_key_enabled_store(struct omap_overlay_manager *mgr, @@ -257,7 +247,7 @@ static ssize_t manager_trans_key_enabled_store(struct omap_overlay_manager *mgr, bool enable; int r; - r = strtobool(buf, &enable); + r = kstrtobool(buf, &enable); if (r) return r; @@ -286,7 +276,7 @@ static ssize_t manager_alpha_blending_enabled_show( mgr->get_manager_info(mgr, &info); - return snprintf(buf, PAGE_SIZE, "%d\n", + return sysfs_emit(buf, "%d\n", info.partial_alpha_enabled); } @@ -301,7 +291,7 @@ static ssize_t manager_alpha_blending_enabled_store( if(!dss_has_feature(FEAT_ALPHA_FIXED_ZORDER)) return -ENODEV; - r = strtobool(buf, &enable); + r = kstrtobool(buf, &enable); if (r) return r; @@ -327,7 +317,7 @@ static ssize_t manager_cpr_enable_show(struct omap_overlay_manager *mgr, mgr->get_manager_info(mgr, &info); - return snprintf(buf, PAGE_SIZE, "%d\n", info.cpr_enable); + return sysfs_emit(buf, "%d\n", info.cpr_enable); } static ssize_t manager_cpr_enable_store(struct omap_overlay_manager *mgr, @@ -340,7 +330,7 @@ static ssize_t manager_cpr_enable_store(struct omap_overlay_manager *mgr, if (!dss_has_feature(FEAT_CPR)) return -ENODEV; - r = strtobool(buf, &enable); + r = kstrtobool(buf, &enable); if (r) return r; @@ -369,7 +359,7 @@ static ssize_t manager_cpr_coef_show(struct omap_overlay_manager *mgr, mgr->get_manager_info(mgr, &info); - return snprintf(buf, PAGE_SIZE, + return sysfs_emit(buf, "%d %d %d %d %d %d %d %d %d\n", info.cpr_coefs.rr, info.cpr_coefs.rg, @@ -468,6 +458,7 @@ static struct attribute *manager_sysfs_attrs[] = { &manager_attr_cpr_coef.attr, NULL }; +ATTRIBUTE_GROUPS(manager_sysfs); static ssize_t manager_attr_show(struct kobject *kobj, struct attribute *attr, char *buf) @@ -506,7 +497,7 @@ static const struct sysfs_ops manager_sysfs_ops = { static struct kobj_type manager_ktype = { .sysfs_ops = &manager_sysfs_ops, - .default_attrs = manager_sysfs_attrs, + .default_groups = manager_sysfs_groups, }; int dss_manager_kobj_init(struct omap_overlay_manager *mgr, |