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authorAlexander Shishkin <alexander.shishkin@linux.intel.com>2021-04-14 20:12:47 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-04-16 08:26:50 +0300
commita525ed1787abfc007eb892c38b098352707137bc (patch)
tree7d9b8c2fdf8f7c1e0b14bcac0bcd8634bec9ef8e /drivers/hwtracing/intel_th
parent3fae829eac71a1a1e3265337b3d25eaf80d41d9b (diff)
downloadlinux-a525ed1787abfc007eb892c38b098352707137bc.tar.xz
intel_th: Constify all drvdata references
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>
Diffstat (limited to 'drivers/hwtracing/intel_th')
-rw-r--r--drivers/hwtracing/intel_th/core.c2
-rw-r--r--drivers/hwtracing/intel_th/intel_th.h6
-rw-r--r--drivers/hwtracing/intel_th/pci.c2
3 files changed, 5 insertions, 5 deletions
diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index c9ac3dc65113..24d0c974bfd5 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -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;
diff --git a/drivers/hwtracing/intel_th/intel_th.h b/drivers/hwtracing/intel_th/intel_th.h
index 5fe694708b7a..05fa2dab37d1 100644
--- a/drivers/hwtracing/intel_th/intel_th.h
+++ b/drivers/hwtracing/intel_th/intel_th.h
@@ -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 *);
diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c
index 251e75c9ba9d..759994055cb4 100644
--- a/drivers/hwtracing/intel_th/pci.c
+++ b/drivers/hwtracing/intel_th/pci.c
@@ -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],