Merge pull request #157 from woutervanh/5.4-2.2.x-imx
drm/vivante: porting vivante drm driver from 4.14 kernel5.4-rM2-2.2.x-imx-squashed
commit
34eb3725fc
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@ -429,6 +429,13 @@ config DRM_VIA
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Choose this option if you have a Via unichrome or compatible video
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chipset. If M is selected the module will be called via.
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config DRM_VIVANTE
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tristate "Vivante GCCore"
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depends on DRM
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help
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Choose this option if you have a Vivante graphics card.
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If M is selected, the module will be called vivante.
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config DRM_SAVAGE
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tristate "Savage video cards"
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depends on DRM && PCI
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@ -60,6 +60,7 @@ obj-$(CONFIG_DRM_MIPI_DSI) += drm_mipi_dsi.o
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obj-$(CONFIG_DRM_PANEL_ORIENTATION_QUIRKS) += drm_panel_orientation_quirks.o
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obj-y += arm/
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obj-$(CONFIG_DRM_TTM) += ttm/
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obj-$(CONFIG_DRM_VIVANTE) += vivante/
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obj-$(CONFIG_DRM_SCHED) += scheduler/
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obj-$(CONFIG_DRM_TDFX) += tdfx/
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obj-$(CONFIG_DRM_R128) += r128/
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@ -0,0 +1,29 @@
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##############################################################################
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#
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# Copyright (C) 2005 - 2013 by Vivante Corp.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the license, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#
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##############################################################################
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#
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# Makefile for the drm device driver. This driver provides support for the
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# Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
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ccflags-y := -Iinclude/drm
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vivante-y := vivante_drv.o
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obj-$(CONFIG_DRM_VIVANTE) += vivante.o
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@ -0,0 +1,140 @@
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/****************************************************************************
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*
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* Copyright (C) 2005 - 2013 by Vivante Corp.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the license, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*****************************************************************************/
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/* vivante_drv.c -- vivante driver -*- linux-c -*-
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*
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Rickard E. (Rik) Faith <faith@valinux.com>
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* Daryll Strauss <daryll@valinux.com>
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* Gareth Hughes <gareth@valinux.com>
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*/
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#include <linux/component.h>
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#include <linux/version.h>
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#include <linux/module.h>
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#include <drm/drmP.h>
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#include <drm/drm_pciids.h>
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#include <drm/drm_legacy.h>
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#include "vivante_drv.h"
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static char platformdevicename[] = "platform:Vivante GCCore";
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static struct platform_device *pplatformdev;
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static const struct file_operations viv_driver_fops = {
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.owner = THIS_MODULE,
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.open = drm_open,
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.release = drm_release,
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.unlocked_ioctl = drm_ioctl,
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.mmap = drm_legacy_mmap,
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.poll = drm_poll,
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.llseek = noop_llseek,
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};
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static struct drm_driver driver = {
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.fops = &viv_driver_fops,
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.name = DRIVER_NAME,
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.desc = DRIVER_DESC,
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.date = DRIVER_DATE,
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.major = DRIVER_MAJOR,
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.minor = DRIVER_MINOR,
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.patchlevel = DRIVER_PATCHLEVEL,
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.driver_features = DRIVER_LEGACY,
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};
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static int drm_get_platform_dev(struct platform_device *platdev,
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struct drm_driver *driver)
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{
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struct drm_device *dev;
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int ret;
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DRM_DEBUG("\n");
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dev = drm_dev_alloc(driver, &platdev->dev);
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if (IS_ERR(dev))
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return PTR_ERR(dev);
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dev_set_drvdata(&platdev->dev, dev);
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ret = drm_dev_register(dev, 0);
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if (ret)
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goto err_free;
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DRM_INFO("Initialized %s %d.%d.%d %s on minor %d\n",
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driver->name, driver->major, driver->minor, driver->patchlevel,
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driver->date, dev->primary->index);
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return 0;
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err_free:
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drm_dev_put(dev);
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return ret;
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}
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static int __init vivante_init(void)
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{
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int retcode;
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pplatformdev = platform_device_register_simple(platformdevicename,
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-1, NULL, 0);
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if (pplatformdev == NULL)
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printk(KERN_ERR"Platform device is null\n");
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retcode = drm_get_platform_dev(pplatformdev, &driver);
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return retcode;
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}
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module_init(vivante_init);
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static void __exit vivante_exit(void)
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{
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if (pplatformdev) {
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/* The drvdata is set in drm_get_platform_dev() */
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drm_put_dev(platform_get_drvdata(pplatformdev));
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platform_device_unregister(pplatformdev);
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pplatformdev = NULL;
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}
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}
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module_exit(vivante_exit);
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MODULE_AUTHOR(DRIVER_AUTHOR);
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MODULE_DESCRIPTION(DRIVER_DESC);
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MODULE_LICENSE("GPL and additional rights");
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MODULE_ALIAS("platform:Vivante GCCore");
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@ -0,0 +1,66 @@
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/****************************************************************************
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*
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* Copyright (C) 2005 - 2013 by Vivante Corp.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the license, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*****************************************************************************/
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/* vivante_drv.h -- Vivante DRM template customization -*- linux-c -*-
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* Created: Wed Feb 14 12:32:32 2012 by John Zhao
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*/
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/*
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Gareth Hughes <gareth@valinux.com>
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*/
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#ifndef __VIVANTE_DRV_H__
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#define __VIVANTE_DRV_H__
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/* General customization:
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*/
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#define DRIVER_AUTHOR "Vivante Inc."
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#define DRIVER_NAME "vivante"
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#define DRIVER_DESC "Vivante GCCore"
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#define DRIVER_DATE "20120216"
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#define DRIVER_MAJOR 1
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#define DRIVER_MINOR 0
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#define DRIVER_PATCHLEVEL 0
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#endif
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