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intel_th: Constify all drvdata references

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Anything that deals with drvdata structures should leave them intact.
Reflect this in function signatures.

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210414171251.14672-4-alexander.shishkin@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Alexander Shishkin 2021-04-14 20:12:47 +03:00 committed by Greg Kroah-Hartman
parent 3fae829eac
commit a525ed1787
3 changed files with 5 additions and 5 deletions
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2
drivers/hwtracing/intel_th/core.c
View File

@ -844,7 +844,7 @@ static irqreturn_t intel_th_irq(int irq, void *data)
* @irq: irq number
*/
struct intel_th *
intel_th_alloc(struct device *dev, struct intel_th_drvdata *drvdata,
intel_th_alloc(struct device *dev, const struct intel_th_drvdata *drvdata,
struct resource *devres, unsigned int ndevres)
{
int err, r, nr_mmios = 0;

6
drivers/hwtracing/intel_th/intel_th.h
View File

@ -74,7 +74,7 @@ struct intel_th_drvdata {
*/
struct intel_th_device {
struct device dev;
struct intel_th_drvdata *drvdata;
const struct intel_th_drvdata *drvdata;
struct resource *resource;
unsigned int num_resources;
unsigned int type;
@ -224,7 +224,7 @@ static inline struct intel_th *to_intel_th(struct intel_th_device *thdev)
}
struct intel_th *
intel_th_alloc(struct device *dev, struct intel_th_drvdata *drvdata,
intel_th_alloc(struct device *dev, const struct intel_th_drvdata *drvdata,
struct resource *devres, unsigned int ndevres);
void intel_th_free(struct intel_th *th);
@ -272,7 +272,7 @@ struct intel_th {
struct intel_th_device *thdev[TH_SUBDEVICE_MAX];
struct intel_th_device *hub;
struct intel_th_drvdata *drvdata;
const struct intel_th_drvdata *drvdata;
struct resource resource[TH_MMIO_END];
int (*activate)(struct intel_th *);

2
drivers/hwtracing/intel_th/pci.c
View File

@ -71,7 +71,7 @@ static void intel_th_pci_deactivate(struct intel_th *th)
static int intel_th_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id)
{
struct intel_th_drvdata *drvdata = (void *)id->driver_data;
const struct intel_th_drvdata *drvdata = (void *)id->driver_data;
struct resource resource[TH_MMIO_END + TH_NVEC_MAX] = {
[TH_MMIO_CONFIG] = pdev->resource[TH_PCI_CONFIG_BAR],
[TH_MMIO_SW] = pdev->resource[TH_PCI_STH_SW_BAR],