Release 4.12 drivers/video/fbdev/omap2/omapfb/dss/output.c

Directory: drivers/video/fbdev/omap2/omapfb/dss
/*
 * Copyright (C) 2012 Texas Instruments Ltd
 * Author: Archit Taneja <archit@ti.com>
 *
 * 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/>.
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/of.h>

#include <video/omapfb_dss.h>

#include "dss.h"

static LIST_HEAD(output_list);
static DEFINE_MUTEX(output_lock);



int omapdss_output_set_device(struct omap_dss_device *out,
		struct omap_dss_device *dssdev)
{
	int r;

	mutex_lock(&output_lock);

	if (out->dst) {
		DSSERR("output already has device %s connected to it\n",
			out->dst->name);
		r = -EINVAL;
		goto err;
	}

	if (out->output_type != dssdev->type) {
		DSSERR("output type and display type don't match\n");
		r = -EINVAL;
		goto err;
	}

	out->dst = dssdev;
	dssdev->src = out;

	mutex_unlock(&output_lock);

	return 0;
err:
	mutex_unlock(&output_lock);

	return r;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 108 100.00% 1 100.00%
Total 108 100.00% 1 100.00%


EXPORT_SYMBOL(omapdss_output_set_device);



int omapdss_output_unset_device(struct omap_dss_device *out)
{
	int r;

	mutex_lock(&output_lock);

	if (!out->dst) {
		DSSERR("output doesn't have a device connected to it\n");
		r = -EINVAL;
		goto err;
	}

	if (out->dst->state != OMAP_DSS_DISPLAY_DISABLED) {
		DSSERR("device %s is not disabled, cannot unset device\n",
				out->dst->name);
		r = -EINVAL;
		goto err;
	}

	out->dst->src = NULL;
	out->dst = NULL;

	mutex_unlock(&output_lock);

	return 0;
err:
	mutex_unlock(&output_lock);

	return r;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 106 100.00% 1 100.00%
Total 106 100.00% 1 100.00%


EXPORT_SYMBOL(omapdss_output_unset_device);



int omapdss_register_output(struct omap_dss_device *out)
{
	list_add_tail(&out->list, &output_list);
	return 0;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 24 100.00% 1 100.00%
Total 24 100.00% 1 100.00%


EXPORT_SYMBOL(omapdss_register_output);



void omapdss_unregister_output(struct omap_dss_device *out)
{
	list_del(&out->list);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 18 100.00% 1 100.00%
Total 18 100.00% 1 100.00%


EXPORT_SYMBOL(omapdss_unregister_output);



struct omap_dss_device *omap_dss_get_output(enum omap_dss_output_id id)
{
	struct omap_dss_device *out;

	list_for_each_entry(out, &output_list, list) {
		if (out->id == id)
			return out;
	}

	return NULL;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 40 100.00% 1 100.00%
Total 40 100.00% 1 100.00%


EXPORT_SYMBOL(omap_dss_get_output);



struct omap_dss_device *omap_dss_find_output(const char *name)
{
	struct omap_dss_device *out;

	list_for_each_entry(out, &output_list, list) {
		if (strcmp(out->name, name) == 0)
			return omap_dss_get_device(out);
	}

	return NULL;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 49 100.00% 1 100.00%
Total 49 100.00% 1 100.00%


EXPORT_SYMBOL(omap_dss_find_output);



struct omap_dss_device *omap_dss_find_output_by_port_node(struct device_node *port)
{
	struct device_node *src_node;
	struct omap_dss_device *out;
	u32 reg;

	src_node = dss_of_port_get_parent_device(port);
	if (!src_node)
		return NULL;

	reg = dss_of_port_get_port_number(port);

	list_for_each_entry(out, &output_list, list) {
		if (out->dev->of_node == src_node && out->port_num == reg) {
			of_node_put(src_node);
			return omap_dss_get_device(out);
		}
	}

	of_node_put(src_node);

	return NULL;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 94 100.00% 1 100.00%
Total 94 100.00% 1 100.00%


EXPORT_SYMBOL(omap_dss_find_output_by_port_node);



struct omap_dss_device *omapdss_find_output_from_display(struct omap_dss_device *dssdev)
{
	while (dssdev->src)
		dssdev = dssdev->src;

	if (dssdev->id != 0)
		return omap_dss_get_device(dssdev);

	return NULL;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 41 100.00% 1 100.00%
Total 41 100.00% 1 100.00%


EXPORT_SYMBOL(omapdss_find_output_from_display);



struct omap_overlay_manager *omapdss_find_mgr_from_display(struct omap_dss_device *dssdev)
{
	struct omap_dss_device *out;
	struct omap_overlay_manager *mgr;

	out = omapdss_find_output_from_display(dssdev);

	if (out == NULL)
		return NULL;

	mgr = out->manager;

	omap_dss_put_device(out);

	return mgr;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 52 100.00% 1 100.00%
Total 52 100.00% 1 100.00%


EXPORT_SYMBOL(omapdss_find_mgr_from_display);


static const struct dss_mgr_ops *dss_mgr_ops;



int dss_install_mgr_ops(const struct dss_mgr_ops *mgr_ops)
{
	if (dss_mgr_ops)
		return -EBUSY;

	dss_mgr_ops = mgr_ops;

	return 0;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 26 100.00% 1 100.00%
Total 26 100.00% 1 100.00%


EXPORT_SYMBOL(dss_install_mgr_ops);



void dss_uninstall_mgr_ops(void)
{
	dss_mgr_ops = NULL;
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 11 100.00% 1 100.00%
Total 11 100.00% 1 100.00%


EXPORT_SYMBOL(dss_uninstall_mgr_ops);



int dss_mgr_connect(struct omap_overlay_manager *mgr,
		struct omap_dss_device *dst)
{
	return dss_mgr_ops->connect(mgr, dst);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 25 100.00% 1 100.00%
Total 25 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_connect);



void dss_mgr_disconnect(struct omap_overlay_manager *mgr,
		struct omap_dss_device *dst)
{
	dss_mgr_ops->disconnect(mgr, dst);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 24 100.00% 1 100.00%
Total 24 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_disconnect);



void dss_mgr_set_timings(struct omap_overlay_manager *mgr,
		const struct omap_video_timings *timings)
{
	dss_mgr_ops->set_timings(mgr, timings);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 25 100.00% 1 100.00%
Total 25 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_set_timings);



void dss_mgr_set_lcd_config(struct omap_overlay_manager *mgr,
		const struct dss_lcd_mgr_config *config)
{
	dss_mgr_ops->set_lcd_config(mgr, config);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 25 100.00% 1 100.00%
Total 25 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_set_lcd_config);



int dss_mgr_enable(struct omap_overlay_manager *mgr)
{
	return dss_mgr_ops->enable(mgr);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 18 100.00% 1 100.00%
Total 18 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_enable);



void dss_mgr_disable(struct omap_overlay_manager *mgr)
{
	dss_mgr_ops->disable(mgr);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 17 100.00% 1 100.00%
Total 17 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_disable);



void dss_mgr_start_update(struct omap_overlay_manager *mgr)
{
	dss_mgr_ops->start_update(mgr);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 17 100.00% 1 100.00%
Total 17 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_start_update);



int dss_mgr_register_framedone_handler(struct omap_overlay_manager *mgr,
		void (*handler)(void *), void *data)
{
	return dss_mgr_ops->register_framedone_handler(mgr, handler, data);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 36 100.00% 1 100.00%
Total 36 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_register_framedone_handler);



void dss_mgr_unregister_framedone_handler(struct omap_overlay_manager *mgr,
		void (*handler)(void *), void *data)
{
	dss_mgr_ops->unregister_framedone_handler(mgr, handler, data);
}
Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 35 100.00% 1 100.00%
Total 35 100.00% 1 100.00%


EXPORT_SYMBOL(dss_mgr_unregister_framedone_handler);
Overall Contributors
Person Tokens Prop Commits CommitProp
Tomi Valkeinen 931 99.89% 1 50.00%
Peter Ujfalusi 1 0.11% 1 50.00%
Total 932 100.00% 2 100.00%
Directory: drivers/video/fbdev/omap2/omapfb/dss

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.
Person	Tokens	Prop	Commits	CommitProp
Tomi Valkeinen	108	100.00%	1	100.00%
Total	108	100.00%	1	100.00%
cregit-Linux how code gets into the kernel

Release 4.12 drivers/video/fbdev/omap2/omapfb/dss/output.c

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Contributors

Overall Contributors
