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media: coda: Convert the driver to DT-only 

Since 5.10-rc1 i.MX is a devicetree-only platform, so simplify the code
by removing the unused non-DT support.

Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
This commit is contained in:
Fabio Estevam 2020-12-02 15:13:26 +01:00 committed by Mauro Carvalho Chehab
parent eb08c48132
commit 41a3409418
3 changed files with 3 additions and 40 deletions
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2
drivers/media/platform/Kconfig
View File

@ -201,7 +201,7 @@ if V4L_MEM2MEM_DRIVERS
config VIDEO_CODA
tristate "Chips&Media Coda multi-standard codec IP"
depends on VIDEO_DEV && VIDEO_V4L2 && (ARCH_MXC || COMPILE_TEST)
depends on VIDEO_DEV && VIDEO_V4L2 && OF && (ARCH_MXC || COMPILE_TEST)
select SRAM
select VIDEOBUF2_DMA_CONTIG
select VIDEOBUF2_VMALLOC

27
drivers/media/platform/coda/coda-common.c
View File

@ -25,7 +25,6 @@
#include <linux/slab.h>
#include <linux/videodev2.h>
#include <linux/of.h>
#include <linux/platform_data/media/coda.h>
#include <linux/ratelimit.h>
#include <linux/reset.h>
@ -3102,13 +3101,6 @@ static const struct coda_devtype coda_devdata[] = {
},
};
static const struct platform_device_id coda_platform_ids[] = {
{ .name = "coda-imx27", .driver_data = CODA_IMX27 },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(platform, coda_platform_ids);
#ifdef CONFIG_OF
static const struct of_device_id coda_dt_ids[] = {
{ .compatible = "fsl,imx27-vpu", .data = &coda_devdata[CODA_IMX27] },
{ .compatible = "fsl,imx51-vpu", .data = &coda_devdata[CODA_IMX51] },
@ -3118,14 +3110,9 @@ static const struct of_device_id coda_dt_ids[] = {
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, coda_dt_ids);
#endif
static int coda_probe(struct platform_device *pdev)
{
const struct of_device_id *of_id =
of_match_device(of_match_ptr(coda_dt_ids), &pdev->dev);
const struct platform_device_id *pdev_id;
struct coda_platform_data *pdata = pdev->dev.platform_data;
struct device_node *np = pdev->dev.of_node;
struct gen_pool *pool;
struct coda_dev *dev;
@ -3135,14 +3122,7 @@ static int coda_probe(struct platform_device *pdev)
if (!dev)
return -ENOMEM;
pdev_id = of_id ? of_id->data : platform_get_device_id(pdev);
if (of_id)
dev->devtype = of_id->data;
else if (pdev_id)
dev->devtype = &coda_devdata[pdev_id->driver_data];
else
return -EINVAL;
dev->devtype = of_device_get_match_data(&pdev->dev);
dev->dev = &pdev->dev;
dev->clk_per = devm_clk_get(&pdev->dev, "per");
@ -3200,10 +3180,8 @@ static int coda_probe(struct platform_device *pdev)
return ret;
}
/* Get IRAM pool from device tree or platform data */
/* Get IRAM pool from device tree */
pool = of_gen_pool_get(np, "iram", 0);
if (!pool && pdata)
pool = gen_pool_get(pdata->iram_dev, NULL);
if (!pool) {
dev_err(&pdev->dev, "iram pool not available\n");
return -ENOMEM;
@ -3342,7 +3320,6 @@ static struct platform_driver coda_driver = {
.of_match_table = of_match_ptr(coda_dt_ids),
.pm = &coda_pm_ops,
},
.id_table = coda_platform_ids,
};
module_platform_driver(coda_driver);

14
include/linux/platform_data/media/coda.h
View File

@ -1,14 +0,0 @@
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2013 Philipp Zabel, Pengutronix
*/
#ifndef PLATFORM_CODA_H
#define PLATFORM_CODA_H
struct device;
struct coda_platform_data {
struct device *iram_dev;
};
#endif