add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/arch/s390/include/asm/ccwdev.h
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@@ -11,6 +11,7 @@
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 #include <linux/device.h>
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 #include <linux/mod_devicetable.h>
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+#include <asm/chsc.h>
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 #include <asm/fcx.h>
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 #include <asm/irq.h>
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 #include <asm/schid.h>
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@@ -226,10 +227,21 @@
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 extern void ccw_device_wait_idle(struct ccw_device *);
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 extern int ccw_device_force_console(struct ccw_device *);
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+extern void *ccw_device_dma_zalloc(struct ccw_device *cdev, size_t size);
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+extern void ccw_device_dma_free(struct ccw_device *cdev,
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+				void *cpu_addr, size_t size);
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+
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 int ccw_device_siosl(struct ccw_device *);
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 extern void ccw_device_get_schid(struct ccw_device *, struct subchannel_id *);
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 struct channel_path_desc_fmt0 *ccw_device_get_chp_desc(struct ccw_device *, int);
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 u8 *ccw_device_get_util_str(struct ccw_device *cdev, int chp_idx);
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+int ccw_device_pnso(struct ccw_device *cdev,
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+		    struct chsc_pnso_area *pnso_area, u8 oc,
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+		    struct chsc_pnso_resume_token resume_token, int cnc);
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+int ccw_device_get_cssid(struct ccw_device *cdev, u8 *cssid);
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+int ccw_device_get_iid(struct ccw_device *cdev, u8 *iid);
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+int ccw_device_get_chpid(struct ccw_device *cdev, int chp_idx, u8 *chpid);
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+int ccw_device_get_chid(struct ccw_device *cdev, int chp_idx, u16 *chid);
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 #endif /* _S390_CCWDEV_H_ */