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1bc6664bdf
Hold the device_lock during [de]activation of the channel measurement block to synchronize concurrent usage of these functions. Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com> Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
14 lines
386 B
C
14 lines
386 B
C
#ifndef S390_CMB_H
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#define S390_CMB_H
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#include <uapi/asm/cmb.h>
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struct ccw_device;
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extern int enable_cmf(struct ccw_device *cdev);
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extern int disable_cmf(struct ccw_device *cdev);
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extern int __disable_cmf(struct ccw_device *cdev);
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extern u64 cmf_read(struct ccw_device *cdev, int index);
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extern int cmf_readall(struct ccw_device *cdev, struct cmbdata *data);
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#endif /* S390_CMB_H */
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