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linux-2.6/drivers/staging/msm/lcdc_panel.c
Stepan Moskovchenko 9d20015391 Staging: add MSM framebuffer driver
Qualcomm development of the MSM SOC framebuffer driver has
diverged significantly from the driver used by Android. This
is a snapshot of our current driver, in all it's agony. We are
putting this in staging to help with the process of converging
the two drivers.

At this point, the driver has been tested only in dumb
framebuffer mode.

Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
Signed-off-by: Abhijeet Dharmapurikar <adharmap@codeaurora.org>
[dwalker@codeaurora.org: added a small compile fix and TODO.]
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-06-04 13:38:54 -07:00

89 lines
2 KiB
C

/* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include "msm_fb.h"
static int lcdc_panel_on(struct platform_device *pdev)
{
return 0;
}
static int lcdc_panel_off(struct platform_device *pdev)
{
return 0;
}
static int __init lcdc_panel_probe(struct platform_device *pdev)
{
msm_fb_add_device(pdev);
return 0;
}
static struct platform_driver this_driver = {
.probe = lcdc_panel_probe,
.driver = {
.name = "lcdc_panel",
},
};
static struct msm_fb_panel_data lcdc_panel_data = {
.on = lcdc_panel_on,
.off = lcdc_panel_off,
};
static int lcdc_dev_id;
int lcdc_device_register(struct msm_panel_info *pinfo)
{
struct platform_device *pdev = NULL;
int ret;
pdev = platform_device_alloc("lcdc_panel", ++lcdc_dev_id);
if (!pdev)
return -ENOMEM;
lcdc_panel_data.panel_info = *pinfo;
ret = platform_device_add_data(pdev, &lcdc_panel_data,
sizeof(lcdc_panel_data));
if (ret) {
printk(KERN_ERR
"%s: platform_device_add_data failed!\n", __func__);
goto err_device_put;
}
ret = platform_device_add(pdev);
if (ret) {
printk(KERN_ERR
"%s: platform_device_register failed!\n", __func__);
goto err_device_put;
}
return 0;
err_device_put:
platform_device_put(pdev);
return ret;
}
static int __init lcdc_panel_init(void)
{
return platform_driver_register(&this_driver);
}
module_init(lcdc_panel_init);