diff options
| author | Federico Vaga <federico.vaga@cern.ch> | 2017-07-18 08:32:53 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-08-28 16:24:21 +0200 |
| commit | 9f757f415210a7c85e2784e4a1733ea78b2e4e88 (patch) | |
| tree | c29a08c4ead881258606731c66129aa0d3272771 /include/linux/fmc.h | |
| parent | 8e12381bd7637dcf61a0503b566d5d9ab5b5e1b3 (diff) | |
| download | lwn-9f757f415210a7c85e2784e4a1733ea78b2e4e88.tar.gz lwn-9f757f415210a7c85e2784e4a1733ea78b2e4e88.zip | |
drivers/fmc: hide fmc operations behind helpers
This gave us more freedom to change/add/remove operations without
recompiling all device driver.
Typically, Carrier board implement the fmc operations, so they will not
use these helpers.
Signed-off-by: Federico Vaga <federico.vaga@cern.ch>
Tested-by: Pat Riehecky <riehecky@fnal.gov>
Acked-by: Alessandro Rubini <rubini@gnudd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/fmc.h')
| -rw-r--r-- | include/linux/fmc.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/fmc.h b/include/linux/fmc.h index a5f0aa5c2a8d..8bb4a154bbdc 100644 --- a/include/linux/fmc.h +++ b/include/linux/fmc.h @@ -234,4 +234,22 @@ extern void fmc_free_id_info(struct fmc_device *fmc); extern void fmc_dump_eeprom(const struct fmc_device *fmc); extern void fmc_dump_sdb(const struct fmc_device *fmc); +/* helpers for FMC operations */ +extern int fmc_irq_request(struct fmc_device *fmc, irq_handler_t h, + char *name, int flags); +extern void fmc_irq_free(struct fmc_device *fmc); +extern void fmc_irq_ack(struct fmc_device *fmc); +extern int fmc_validate(struct fmc_device *fmc, struct fmc_driver *drv); +extern int fmc_gpio_config(struct fmc_device *fmc, struct fmc_gpio *gpio, + int ngpio); +extern int fmc_read_ee(struct fmc_device *fmc, int pos, void *d, int l); +extern int fmc_write_ee(struct fmc_device *fmc, int pos, const void *d, int l); + +/* helpers for FMC operations */ +extern int fmc_irq_request(struct fmc_device *fmc, irq_handler_t h, + char *name, int flags); +extern void fmc_irq_free(struct fmc_device *fmc); +extern void fmc_irq_ack(struct fmc_device *fmc); +extern int fmc_validate(struct fmc_device *fmc, struct fmc_driver *drv); + #endif /* __LINUX_FMC_H__ */ |