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| author |   Tingwei Zhang <tingwei@codeaurora.org> | 2020-09-28 10:35:04 -0600 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-09-28 19:47:41 +0200 |
| commit | 7b0fc5d281de57a8a3e6afbfebaa37574dff4e0f (patch) | |
| tree | 9d67d9ea092ff8c711d43096130f89b97384ea65 /drivers/hwtracing/coresight/coresight-priv.h | |
| parent | coresight: replicator: Allow replicator driver to be built as module (diff) | |
| download | linux-dev-7b0fc5d281de57a8a3e6afbfebaa37574dff4e0f.tar.xz linux-dev-7b0fc5d281de57a8a3e6afbfebaa37574dff4e0f.zip | |
coresight: cti: Add function to register cti associate ops
Add static cti_assoc_ops to coresight core driver. Let cti
driver register the add_assoc and remove_assoc call back.
Avoid coresight core driver to depend on cti driver.
Tested-by: Mike Leach <mike.leach@linaro.org>
Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Link: https://lore.kernel.org/r/20200928163513.70169-17-mathieu.poirier@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwtracing/coresight/coresight-priv.h')
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-priv.h | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h index d638c7d48815..65a29293b6cb 100644 --- a/drivers/hwtracing/coresight/coresight-priv.h +++ b/drivers/hwtracing/coresight/coresight-priv.h @@ -173,15 +173,13 @@ static inline int etm_readl_cp14(u32 off, unsigned int *val) { return 0; } static inline int etm_writel_cp14(u32 off, u32 val) { return 0; } #endif -#ifdef CONFIG_CORESIGHT_CTI -extern void cti_add_assoc_to_csdev(struct coresight_device *csdev); -extern void cti_remove_assoc_from_csdev(struct coresight_device *csdev); +struct cti_assoc_op { + void (*add)(struct coresight_device *csdev); + void (*remove)(struct coresight_device *csdev); +}; -#else -static inline void cti_add_assoc_to_csdev(struct coresight_device *csdev) {} -static inline void -cti_remove_assoc_from_csdev(struct coresight_device *csdev) {} -#endif +extern void coresight_set_cti_ops(const struct cti_assoc_op *cti_op); +extern void coresight_remove_cti_ops(void); /* * Macros and inline functions to handle CoreSight UCI data and driver |