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coresight: Convert claim/disclaim operations to use access wrappers

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Convert the generic CLAIM tag management APIs to use the
device access layer abstraction.

Link: https://lore.kernel.org/r/20210110224850.1880240-7-suzuki.poulose@arm.com
Cc: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20210201181351.1475223-9-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Suzuki K Poulose 2021-02-01 11:13:28 -07:00 • committed by Greg Kroah-Hartman
parent 020052825e
commit 8ce0029658
11 changed files with 91 additions and 62 deletions
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16
include/linux/coresight.h
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@ -463,11 +463,11 @@ extern void coresight_disable(struct coresight_device *csdev);
extern int coresight_timeout(struct csdev_access *csa, u32 offset,
int position, int value);
extern int coresight_claim_device(void __iomem *base);
extern int coresight_claim_device_unlocked(void __iomem *base);
extern int coresight_claim_device(struct coresight_device *csdev);
extern int coresight_claim_device_unlocked(struct coresight_device *csdev);
extern void coresight_disclaim_device(void __iomem *base);
extern void coresight_disclaim_device_unlocked(void __iomem *base);
extern void coresight_disclaim_device(struct coresight_device *csdev);
extern void coresight_disclaim_device_unlocked(struct coresight_device *csdev);
extern char *coresight_alloc_device_name(struct coresight_dev_list *devs,
struct device *dev);
@ -498,18 +498,18 @@ static inline int coresight_timeout(struct csdev_access *csa, u32 offset,
return 1;
}
static inline int coresight_claim_device_unlocked(void __iomem *base)
static inline int coresight_claim_device_unlocked(struct coresight_device *csdev)
{
return -EINVAL;
}
static inline int coresight_claim_device(void __iomem *base)
static inline int coresight_claim_device(struct coresight_device *csdev)
{
return -EINVAL;
}
static inline void coresight_disclaim_device(void __iomem *base) {}
static inline void coresight_disclaim_device_unlocked(void __iomem *base) {}
static inline void coresight_disclaim_device(struct coresight_device *csdev) {}
static inline void coresight_disclaim_device_unlocked(struct coresight_device *csdev) {}
static inline bool coresight_loses_context_with_cpu(struct device *dev)
{