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Code Issues Releases Wiki Activity

dmaengine: Use device_get_match_data()

Browse source 
Use preferred device_get_match_data() instead of of_match_device() to
get the driver match data. With this, adjust the includes to explicitly
include the correct headers.

Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20231006213844.333027-1-robh@kernel.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Rob Herring 2023-10-06 16:38:43 -05:00 committed by Vinod Koul
parent 0481291f0c
commit a67ba97dfb
4 changed files with 15 additions and 45 deletions
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9
drivers/dma/fsl-edma-main.c
View file

@ -13,13 +13,11 @@
#include <linux/interrupt.h>
#include <linux/clk.h>
#include <linux/of.h>
#include <linux/of_device.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
#include <linux/of_dma.h>
#include <linux/dma-mapping.h>
#include <linux/pm_runtime.h>
#include <linux/pm_domain.h>
#include <linux/property.h>
#include "fsl-edma-common.h"
@ -414,8 +412,6 @@ static int fsl_edma3_attach_pd(struct platform_device *pdev, struct fsl_edma_eng
static int fsl_edma_probe(struct platform_device *pdev)
{
const struct of_device_id *of_id =
of_match_device(fsl_edma_dt_ids, &pdev->dev);
struct device_node *np = pdev->dev.of_node;
struct fsl_edma_engine *fsl_edma;
const struct fsl_edma_drvdata *drvdata = NULL;
@ -424,8 +420,7 @@ static int fsl_edma_probe(struct platform_device *pdev)
int chans;
int ret, i;
if (of_id)
drvdata = of_id->data;
drvdata = device_get_match_data(&pdev->dev);
if (!drvdata) {
dev_err(&pdev->dev, "unable to find driver data\n");
return -EINVAL;

28
drivers/dma/mmp_tdma.c
View file

@ -14,9 +14,9 @@
#include <linux/slab.h>
#include <linux/dmaengine.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#include <linux/device.h>
#include <linux/genalloc.h>
#include <linux/of_device.h>
#include <linux/of_dma.h>
#include "dmaengine.h"
@ -642,11 +642,7 @@ static int mmp_tdma_probe(struct platform_device *pdev)
int chan_num = TDMA_CHANNEL_NUM;
struct gen_pool *pool = NULL;
of_id = of_match_device(mmp_tdma_dt_ids, &pdev->dev);
if (of_id)
type = (uintptr_t) of_id->data;
else
type = platform_get_device_id(pdev)->driver_data;
type = (enum mmp_tdma_type)device_get_match_data(&pdev->dev);
/* always have couple channels */
tdev = devm_kzalloc(&pdev->dev, sizeof(*tdev), GFP_KERNEL);
@ -724,32 +720,22 @@ static int mmp_tdma_probe(struct platform_device *pdev)
return ret;
}
if (pdev->dev.of_node) {
ret = of_dma_controller_register(pdev->dev.of_node,
mmp_tdma_xlate, tdev);
if (ret) {
dev_err(tdev->device.dev,
"failed to register controller\n");
return ret;
}
ret = of_dma_controller_register(pdev->dev.of_node,
mmp_tdma_xlate, tdev);
if (ret) {
dev_err(tdev->device.dev, "failed to register controller\n");
return ret;
}
dev_info(tdev->device.dev, "initialized\n");
return 0;
}
static const struct platform_device_id mmp_tdma_id_table[] = {
{ "mmp-adma", MMP_AUD_TDMA },
{ "pxa910-squ", PXA910_SQU },
{ },
};
static struct platform_driver mmp_tdma_driver = {
.driver = {
.name = "mmp-tdma",
.of_match_table = mmp_tdma_dt_ids,
},
.id_table = mmp_tdma_id_table,
.probe = mmp_tdma_probe,
.remove_new = mmp_tdma_remove,
};

11
drivers/dma/mv_xor.c
View file

@ -10,8 +10,8 @@
#include <linux/dma-mapping.h>
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#include <linux/memory.h>
#include <linux/clk.h>
#include <linux/of.h>
@ -1328,13 +1328,8 @@ static int mv_xor_probe(struct platform_device *pdev)
* setting up. In non-dt case it can only be the legacy one.
*/
xordev->xor_type = XOR_ORION;
if (pdev->dev.of_node) {
const struct of_device_id *of_id =
of_match_device(mv_xor_dt_ids,
&pdev->dev);
xordev->xor_type = (uintptr_t)of_id->data;
}
if (pdev->dev.of_node)
xordev->xor_type = (uintptr_t)device_get_match_data(&pdev->dev);
/*
* (Re-)program MBUS remapping windows if we are asked to.

12
drivers/dma/st_fdma.c
View file

@ -10,9 +10,10 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/of_device.h>
#include <linux/of.h>
#include <linux/of_dma.h>
#include <linux/platform_device.h>
#include <linux/property.h>
#include <linux/interrupt.h>
#include <linux/remoteproc.h>
#include <linux/slab.h>
@ -739,18 +740,11 @@ static void st_fdma_free(struct st_fdma_dev *fdev)
static int st_fdma_probe(struct platform_device *pdev)
{
struct st_fdma_dev *fdev;
const struct of_device_id *match;
struct device_node *np = pdev->dev.of_node;
const struct st_fdma_driverdata *drvdata;
int ret, i;
match = of_match_device((st_fdma_match), &pdev->dev);
if (!match || !match->data) {
dev_err(&pdev->dev, "No device match found\n");
return -ENODEV;
}
drvdata = match->data;
drvdata = device_get_match_data(&pdev->dev);
fdev = devm_kzalloc(&pdev->dev, sizeof(*fdev), GFP_KERNEL);
if (!fdev)