mirror of
https://github.com/torvalds/linux.git
synced 2024-12-18 17:12:55 +00:00
OMAPDSS: split overlay sysfs code
Separate sysfs code for overlays to a separate file. This is a bit cleaner, and will allow us later to easily switch off the sysfs support via Kconfig option. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Tomi Valkeinen
parent
a6df3fd963
commit
916915161d
@ -1,6 +1,6 @@
|
||||
obj-$(CONFIG_OMAP2_DSS) += omapdss.o
|
||||
omapdss-y := core.o dss.o dss_features.o dispc.o dispc_coefs.o display.o \
|
||||
manager.o overlay.o apply.o
|
||||
manager.o overlay.o overlay-sysfs.o apply.o
|
||||
omapdss-$(CONFIG_OMAP2_DSS_DPI) += dpi.o
|
||||
omapdss-$(CONFIG_OMAP2_DSS_RFBI) += rfbi.o
|
||||
omapdss-$(CONFIG_OMAP2_DSS_VENC) += venc.o venc_panel.o
|
||||
|
||||
@ -265,6 +265,9 @@ int dss_ovl_check(struct omap_overlay *ovl, struct omap_overlay_info *info,
|
||||
const struct omap_video_timings *mgr_timings);
|
||||
bool dss_ovl_use_replication(struct dss_lcd_mgr_config config,
|
||||
enum omap_color_mode mode);
|
||||
int dss_overlay_kobj_init(struct omap_overlay *ovl,
|
||||
struct platform_device *pdev);
|
||||
void dss_overlay_kobj_uninit(struct omap_overlay *ovl);
|
||||
|
||||
/* DSS */
|
||||
int dss_init_platform_driver(void) __init;
|
||||
|
||||
456
drivers/video/omap2/dss/overlay-sysfs.c
Normal file
456
drivers/video/omap2/dss/overlay-sysfs.c
Normal file
@ -0,0 +1,456 @@
|
||||
/*
|
||||
* 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 "OVERLAY"
|
||||
|
||||
#include <linux/module.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/sysfs.h>
|
||||
#include <linux/kobject.h>
|
||||
#include <linux/platform_device.h>
|
||||
|
||||
#include <video/omapdss.h>
|
||||
|
||||
#include "dss.h"
|
||||
#include "dss_features.h"
|
||||
|
||||
static ssize_t overlay_name_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
return snprintf(buf, PAGE_SIZE, "%s\n", ovl->name);
|
||||
}
|
||||
|
||||
static ssize_t overlay_manager_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
return snprintf(buf, PAGE_SIZE, "%s\n",
|
||||
ovl->manager ? ovl->manager->name : "<none>");
|
||||
}
|
||||
|
||||
static ssize_t overlay_manager_store(struct omap_overlay *ovl, const char *buf,
|
||||
size_t size)
|
||||
{
|
||||
int i, r;
|
||||
struct omap_overlay_manager *mgr = NULL;
|
||||
struct omap_overlay_manager *old_mgr;
|
||||
int len = size;
|
||||
|
||||
if (buf[size-1] == '\n')
|
||||
--len;
|
||||
|
||||
if (len > 0) {
|
||||
for (i = 0; i < omap_dss_get_num_overlay_managers(); ++i) {
|
||||
mgr = omap_dss_get_overlay_manager(i);
|
||||
|
||||
if (sysfs_streq(buf, mgr->name))
|
||||
break;
|
||||
|
||||
mgr = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
if (len > 0 && mgr == NULL)
|
||||
return -EINVAL;
|
||||
|
||||
if (mgr)
|
||||
DSSDBG("manager %s found\n", mgr->name);
|
||||
|
||||
if (mgr == ovl->manager)
|
||||
return size;
|
||||
|
||||
old_mgr = ovl->manager;
|
||||
|
||||
r = dispc_runtime_get();
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
/* detach old manager */
|
||||
if (old_mgr) {
|
||||
r = ovl->unset_manager(ovl);
|
||||
if (r) {
|
||||
DSSERR("detach failed\n");
|
||||
goto err;
|
||||
}
|
||||
|
||||
r = old_mgr->apply(old_mgr);
|
||||
if (r)
|
||||
goto err;
|
||||
}
|
||||
|
||||
if (mgr) {
|
||||
r = ovl->set_manager(ovl, mgr);
|
||||
if (r) {
|
||||
DSSERR("Failed to attach overlay\n");
|
||||
goto err;
|
||||
}
|
||||
|
||||
r = mgr->apply(mgr);
|
||||
if (r)
|
||||
goto err;
|
||||
}
|
||||
|
||||
dispc_runtime_put();
|
||||
|
||||
return size;
|
||||
|
||||
err:
|
||||
dispc_runtime_put();
|
||||
return r;
|
||||
}
|
||||
|
||||
static ssize_t overlay_input_size_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d,%d\n",
|
||||
info.width, info.height);
|
||||
}
|
||||
|
||||
static ssize_t overlay_screen_width_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n", info.screen_width);
|
||||
}
|
||||
|
||||
static ssize_t overlay_position_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d,%d\n",
|
||||
info.pos_x, info.pos_y);
|
||||
}
|
||||
|
||||
static ssize_t overlay_position_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
char *last;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.pos_x = simple_strtoul(buf, &last, 10);
|
||||
++last;
|
||||
if (last - buf >= size)
|
||||
return -EINVAL;
|
||||
|
||||
info.pos_y = simple_strtoul(last, &last, 10);
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_output_size_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d,%d\n",
|
||||
info.out_width, info.out_height);
|
||||
}
|
||||
|
||||
static ssize_t overlay_output_size_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
char *last;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.out_width = simple_strtoul(buf, &last, 10);
|
||||
++last;
|
||||
if (last - buf >= size)
|
||||
return -EINVAL;
|
||||
|
||||
info.out_height = simple_strtoul(last, &last, 10);
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_enabled_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n", ovl->is_enabled(ovl));
|
||||
}
|
||||
|
||||
static ssize_t overlay_enabled_store(struct omap_overlay *ovl, const char *buf,
|
||||
size_t size)
|
||||
{
|
||||
int r;
|
||||
bool enable;
|
||||
|
||||
r = strtobool(buf, &enable);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (enable)
|
||||
r = ovl->enable(ovl);
|
||||
else
|
||||
r = ovl->disable(ovl);
|
||||
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_global_alpha_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n",
|
||||
info.global_alpha);
|
||||
}
|
||||
|
||||
static ssize_t overlay_global_alpha_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
u8 alpha;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
if ((ovl->caps & OMAP_DSS_OVL_CAP_GLOBAL_ALPHA) == 0)
|
||||
return -ENODEV;
|
||||
|
||||
r = kstrtou8(buf, 0, &alpha);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.global_alpha = alpha;
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_pre_mult_alpha_show(struct omap_overlay *ovl,
|
||||
char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n",
|
||||
info.pre_mult_alpha);
|
||||
}
|
||||
|
||||
static ssize_t overlay_pre_mult_alpha_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
u8 alpha;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
if ((ovl->caps & OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA) == 0)
|
||||
return -ENODEV;
|
||||
|
||||
r = kstrtou8(buf, 0, &alpha);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.pre_mult_alpha = alpha;
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_zorder_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n", info.zorder);
|
||||
}
|
||||
|
||||
static ssize_t overlay_zorder_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
u8 zorder;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
if ((ovl->caps & OMAP_DSS_OVL_CAP_ZORDER) == 0)
|
||||
return -ENODEV;
|
||||
|
||||
r = kstrtou8(buf, 0, &zorder);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.zorder = zorder;
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
struct overlay_attribute {
|
||||
struct attribute attr;
|
||||
ssize_t (*show)(struct omap_overlay *, char *);
|
||||
ssize_t (*store)(struct omap_overlay *, const char *, size_t);
|
||||
};
|
||||
|
||||
#define OVERLAY_ATTR(_name, _mode, _show, _store) \
|
||||
struct overlay_attribute overlay_attr_##_name = \
|
||||
__ATTR(_name, _mode, _show, _store)
|
||||
|
||||
static OVERLAY_ATTR(name, S_IRUGO, overlay_name_show, NULL);
|
||||
static OVERLAY_ATTR(manager, S_IRUGO|S_IWUSR,
|
||||
overlay_manager_show, overlay_manager_store);
|
||||
static OVERLAY_ATTR(input_size, S_IRUGO, overlay_input_size_show, NULL);
|
||||
static OVERLAY_ATTR(screen_width, S_IRUGO, overlay_screen_width_show, NULL);
|
||||
static OVERLAY_ATTR(position, S_IRUGO|S_IWUSR,
|
||||
overlay_position_show, overlay_position_store);
|
||||
static OVERLAY_ATTR(output_size, S_IRUGO|S_IWUSR,
|
||||
overlay_output_size_show, overlay_output_size_store);
|
||||
static OVERLAY_ATTR(enabled, S_IRUGO|S_IWUSR,
|
||||
overlay_enabled_show, overlay_enabled_store);
|
||||
static OVERLAY_ATTR(global_alpha, S_IRUGO|S_IWUSR,
|
||||
overlay_global_alpha_show, overlay_global_alpha_store);
|
||||
static OVERLAY_ATTR(pre_mult_alpha, S_IRUGO|S_IWUSR,
|
||||
overlay_pre_mult_alpha_show,
|
||||
overlay_pre_mult_alpha_store);
|
||||
static OVERLAY_ATTR(zorder, S_IRUGO|S_IWUSR,
|
||||
overlay_zorder_show, overlay_zorder_store);
|
||||
|
||||
static struct attribute *overlay_sysfs_attrs[] = {
|
||||
&overlay_attr_name.attr,
|
||||
&overlay_attr_manager.attr,
|
||||
&overlay_attr_input_size.attr,
|
||||
&overlay_attr_screen_width.attr,
|
||||
&overlay_attr_position.attr,
|
||||
&overlay_attr_output_size.attr,
|
||||
&overlay_attr_enabled.attr,
|
||||
&overlay_attr_global_alpha.attr,
|
||||
&overlay_attr_pre_mult_alpha.attr,
|
||||
&overlay_attr_zorder.attr,
|
||||
NULL
|
||||
};
|
||||
|
||||
static ssize_t overlay_attr_show(struct kobject *kobj, struct attribute *attr,
|
||||
char *buf)
|
||||
{
|
||||
struct omap_overlay *overlay;
|
||||
struct overlay_attribute *overlay_attr;
|
||||
|
||||
overlay = container_of(kobj, struct omap_overlay, kobj);
|
||||
overlay_attr = container_of(attr, struct overlay_attribute, attr);
|
||||
|
||||
if (!overlay_attr->show)
|
||||
return -ENOENT;
|
||||
|
||||
return overlay_attr->show(overlay, buf);
|
||||
}
|
||||
|
||||
static ssize_t overlay_attr_store(struct kobject *kobj, struct attribute *attr,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
struct omap_overlay *overlay;
|
||||
struct overlay_attribute *overlay_attr;
|
||||
|
||||
overlay = container_of(kobj, struct omap_overlay, kobj);
|
||||
overlay_attr = container_of(attr, struct overlay_attribute, attr);
|
||||
|
||||
if (!overlay_attr->store)
|
||||
return -ENOENT;
|
||||
|
||||
return overlay_attr->store(overlay, buf, size);
|
||||
}
|
||||
|
||||
static const struct sysfs_ops overlay_sysfs_ops = {
|
||||
.show = overlay_attr_show,
|
||||
.store = overlay_attr_store,
|
||||
};
|
||||
|
||||
static struct kobj_type overlay_ktype = {
|
||||
.sysfs_ops = &overlay_sysfs_ops,
|
||||
.default_attrs = overlay_sysfs_attrs,
|
||||
};
|
||||
|
||||
int dss_overlay_kobj_init(struct omap_overlay *ovl,
|
||||
struct platform_device *pdev)
|
||||
{
|
||||
return kobject_init_and_add(&ovl->kobj, &overlay_ktype,
|
||||
&pdev->dev.kobj, "overlay%d", ovl->id);
|
||||
}
|
||||
|
||||
void dss_overlay_kobj_uninit(struct omap_overlay *ovl)
|
||||
{
|
||||
kobject_del(&ovl->kobj);
|
||||
kobject_put(&ovl->kobj);
|
||||
}
|
||||
@ -26,7 +26,6 @@
|
||||
#include <linux/module.h>
|
||||
#include <linux/err.h>
|
||||
#include <linux/sysfs.h>
|
||||
#include <linux/kobject.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/slab.h>
|
||||
@ -39,417 +38,6 @@
|
||||
static int num_overlays;
|
||||
static struct omap_overlay *overlays;
|
||||
|
||||
static ssize_t overlay_name_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
return snprintf(buf, PAGE_SIZE, "%s\n", ovl->name);
|
||||
}
|
||||
|
||||
static ssize_t overlay_manager_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
return snprintf(buf, PAGE_SIZE, "%s\n",
|
||||
ovl->manager ? ovl->manager->name : "<none>");
|
||||
}
|
||||
|
||||
static ssize_t overlay_manager_store(struct omap_overlay *ovl, const char *buf,
|
||||
size_t size)
|
||||
{
|
||||
int i, r;
|
||||
struct omap_overlay_manager *mgr = NULL;
|
||||
struct omap_overlay_manager *old_mgr;
|
||||
int len = size;
|
||||
|
||||
if (buf[size-1] == '\n')
|
||||
--len;
|
||||
|
||||
if (len > 0) {
|
||||
for (i = 0; i < omap_dss_get_num_overlay_managers(); ++i) {
|
||||
mgr = omap_dss_get_overlay_manager(i);
|
||||
|
||||
if (sysfs_streq(buf, mgr->name))
|
||||
break;
|
||||
|
||||
mgr = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
if (len > 0 && mgr == NULL)
|
||||
return -EINVAL;
|
||||
|
||||
if (mgr)
|
||||
DSSDBG("manager %s found\n", mgr->name);
|
||||
|
||||
if (mgr == ovl->manager)
|
||||
return size;
|
||||
|
||||
old_mgr = ovl->manager;
|
||||
|
||||
r = dispc_runtime_get();
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
/* detach old manager */
|
||||
if (old_mgr) {
|
||||
r = ovl->unset_manager(ovl);
|
||||
if (r) {
|
||||
DSSERR("detach failed\n");
|
||||
goto err;
|
||||
}
|
||||
|
||||
r = old_mgr->apply(old_mgr);
|
||||
if (r)
|
||||
goto err;
|
||||
}
|
||||
|
||||
if (mgr) {
|
||||
r = ovl->set_manager(ovl, mgr);
|
||||
if (r) {
|
||||
DSSERR("Failed to attach overlay\n");
|
||||
goto err;
|
||||
}
|
||||
|
||||
r = mgr->apply(mgr);
|
||||
if (r)
|
||||
goto err;
|
||||
}
|
||||
|
||||
dispc_runtime_put();
|
||||
|
||||
return size;
|
||||
|
||||
err:
|
||||
dispc_runtime_put();
|
||||
return r;
|
||||
}
|
||||
|
||||
static ssize_t overlay_input_size_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d,%d\n",
|
||||
info.width, info.height);
|
||||
}
|
||||
|
||||
static ssize_t overlay_screen_width_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n", info.screen_width);
|
||||
}
|
||||
|
||||
static ssize_t overlay_position_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d,%d\n",
|
||||
info.pos_x, info.pos_y);
|
||||
}
|
||||
|
||||
static ssize_t overlay_position_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
char *last;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.pos_x = simple_strtoul(buf, &last, 10);
|
||||
++last;
|
||||
if (last - buf >= size)
|
||||
return -EINVAL;
|
||||
|
||||
info.pos_y = simple_strtoul(last, &last, 10);
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_output_size_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d,%d\n",
|
||||
info.out_width, info.out_height);
|
||||
}
|
||||
|
||||
static ssize_t overlay_output_size_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
char *last;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.out_width = simple_strtoul(buf, &last, 10);
|
||||
++last;
|
||||
if (last - buf >= size)
|
||||
return -EINVAL;
|
||||
|
||||
info.out_height = simple_strtoul(last, &last, 10);
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_enabled_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n", ovl->is_enabled(ovl));
|
||||
}
|
||||
|
||||
static ssize_t overlay_enabled_store(struct omap_overlay *ovl, const char *buf,
|
||||
size_t size)
|
||||
{
|
||||
int r;
|
||||
bool enable;
|
||||
|
||||
r = strtobool(buf, &enable);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (enable)
|
||||
r = ovl->enable(ovl);
|
||||
else
|
||||
r = ovl->disable(ovl);
|
||||
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_global_alpha_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n",
|
||||
info.global_alpha);
|
||||
}
|
||||
|
||||
static ssize_t overlay_global_alpha_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
u8 alpha;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
if ((ovl->caps & OMAP_DSS_OVL_CAP_GLOBAL_ALPHA) == 0)
|
||||
return -ENODEV;
|
||||
|
||||
r = kstrtou8(buf, 0, &alpha);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.global_alpha = alpha;
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_pre_mult_alpha_show(struct omap_overlay *ovl,
|
||||
char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n",
|
||||
info.pre_mult_alpha);
|
||||
}
|
||||
|
||||
static ssize_t overlay_pre_mult_alpha_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
u8 alpha;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
if ((ovl->caps & OMAP_DSS_OVL_CAP_PRE_MULT_ALPHA) == 0)
|
||||
return -ENODEV;
|
||||
|
||||
r = kstrtou8(buf, 0, &alpha);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.pre_mult_alpha = alpha;
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
static ssize_t overlay_zorder_show(struct omap_overlay *ovl, char *buf)
|
||||
{
|
||||
struct omap_overlay_info info;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
return snprintf(buf, PAGE_SIZE, "%d\n", info.zorder);
|
||||
}
|
||||
|
||||
static ssize_t overlay_zorder_store(struct omap_overlay *ovl,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
int r;
|
||||
u8 zorder;
|
||||
struct omap_overlay_info info;
|
||||
|
||||
if ((ovl->caps & OMAP_DSS_OVL_CAP_ZORDER) == 0)
|
||||
return -ENODEV;
|
||||
|
||||
r = kstrtou8(buf, 0, &zorder);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
ovl->get_overlay_info(ovl, &info);
|
||||
|
||||
info.zorder = zorder;
|
||||
|
||||
r = ovl->set_overlay_info(ovl, &info);
|
||||
if (r)
|
||||
return r;
|
||||
|
||||
if (ovl->manager) {
|
||||
r = ovl->manager->apply(ovl->manager);
|
||||
if (r)
|
||||
return r;
|
||||
}
|
||||
|
||||
return size;
|
||||
}
|
||||
|
||||
struct overlay_attribute {
|
||||
struct attribute attr;
|
||||
ssize_t (*show)(struct omap_overlay *, char *);
|
||||
ssize_t (*store)(struct omap_overlay *, const char *, size_t);
|
||||
};
|
||||
|
||||
#define OVERLAY_ATTR(_name, _mode, _show, _store) \
|
||||
struct overlay_attribute overlay_attr_##_name = \
|
||||
__ATTR(_name, _mode, _show, _store)
|
||||
|
||||
static OVERLAY_ATTR(name, S_IRUGO, overlay_name_show, NULL);
|
||||
static OVERLAY_ATTR(manager, S_IRUGO|S_IWUSR,
|
||||
overlay_manager_show, overlay_manager_store);
|
||||
static OVERLAY_ATTR(input_size, S_IRUGO, overlay_input_size_show, NULL);
|
||||
static OVERLAY_ATTR(screen_width, S_IRUGO, overlay_screen_width_show, NULL);
|
||||
static OVERLAY_ATTR(position, S_IRUGO|S_IWUSR,
|
||||
overlay_position_show, overlay_position_store);
|
||||
static OVERLAY_ATTR(output_size, S_IRUGO|S_IWUSR,
|
||||
overlay_output_size_show, overlay_output_size_store);
|
||||
static OVERLAY_ATTR(enabled, S_IRUGO|S_IWUSR,
|
||||
overlay_enabled_show, overlay_enabled_store);
|
||||
static OVERLAY_ATTR(global_alpha, S_IRUGO|S_IWUSR,
|
||||
overlay_global_alpha_show, overlay_global_alpha_store);
|
||||
static OVERLAY_ATTR(pre_mult_alpha, S_IRUGO|S_IWUSR,
|
||||
overlay_pre_mult_alpha_show,
|
||||
overlay_pre_mult_alpha_store);
|
||||
static OVERLAY_ATTR(zorder, S_IRUGO|S_IWUSR,
|
||||
overlay_zorder_show, overlay_zorder_store);
|
||||
|
||||
static struct attribute *overlay_sysfs_attrs[] = {
|
||||
&overlay_attr_name.attr,
|
||||
&overlay_attr_manager.attr,
|
||||
&overlay_attr_input_size.attr,
|
||||
&overlay_attr_screen_width.attr,
|
||||
&overlay_attr_position.attr,
|
||||
&overlay_attr_output_size.attr,
|
||||
&overlay_attr_enabled.attr,
|
||||
&overlay_attr_global_alpha.attr,
|
||||
&overlay_attr_pre_mult_alpha.attr,
|
||||
&overlay_attr_zorder.attr,
|
||||
NULL
|
||||
};
|
||||
|
||||
static ssize_t overlay_attr_show(struct kobject *kobj, struct attribute *attr,
|
||||
char *buf)
|
||||
{
|
||||
struct omap_overlay *overlay;
|
||||
struct overlay_attribute *overlay_attr;
|
||||
|
||||
overlay = container_of(kobj, struct omap_overlay, kobj);
|
||||
overlay_attr = container_of(attr, struct overlay_attribute, attr);
|
||||
|
||||
if (!overlay_attr->show)
|
||||
return -ENOENT;
|
||||
|
||||
return overlay_attr->show(overlay, buf);
|
||||
}
|
||||
|
||||
static ssize_t overlay_attr_store(struct kobject *kobj, struct attribute *attr,
|
||||
const char *buf, size_t size)
|
||||
{
|
||||
struct omap_overlay *overlay;
|
||||
struct overlay_attribute *overlay_attr;
|
||||
|
||||
overlay = container_of(kobj, struct omap_overlay, kobj);
|
||||
overlay_attr = container_of(attr, struct overlay_attribute, attr);
|
||||
|
||||
if (!overlay_attr->store)
|
||||
return -ENOENT;
|
||||
|
||||
return overlay_attr->store(overlay, buf, size);
|
||||
}
|
||||
|
||||
static const struct sysfs_ops overlay_sysfs_ops = {
|
||||
.show = overlay_attr_show,
|
||||
.store = overlay_attr_store,
|
||||
};
|
||||
|
||||
static struct kobj_type overlay_ktype = {
|
||||
.sysfs_ops = &overlay_sysfs_ops,
|
||||
.default_attrs = overlay_sysfs_attrs,
|
||||
};
|
||||
|
||||
int omap_dss_get_num_overlays(void)
|
||||
{
|
||||
return num_overlays;
|
||||
@ -511,9 +99,7 @@ void dss_init_overlays(struct platform_device *pdev)
|
||||
ovl->supported_modes =
|
||||
dss_feat_get_supported_color_modes(ovl->id);
|
||||
|
||||
r = kobject_init_and_add(&ovl->kobj, &overlay_ktype,
|
||||
&pdev->dev.kobj, "overlay%d", i);
|
||||
|
||||
r = dss_overlay_kobj_init(ovl, pdev);
|
||||
if (r)
|
||||
DSSERR("failed to create sysfs file\n");
|
||||
}
|
||||
@ -594,9 +180,7 @@ void dss_uninit_overlays(struct platform_device *pdev)
|
||||
|
||||
for (i = 0; i < num_overlays; ++i) {
|
||||
struct omap_overlay *ovl = &overlays[i];
|
||||
|
||||
kobject_del(&ovl->kobj);
|
||||
kobject_put(&ovl->kobj);
|
||||
dss_overlay_kobj_uninit(ovl);
|
||||
}
|
||||
|
||||
kfree(overlays);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user