write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/net/smc/smc_ism.h
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@@ -10,15 +10,19 @@
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 #define SMCD_ISM_H
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 #include <linux/uio.h>
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+#include <linux/mutex.h>
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 #include "smc.h"
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 struct smcd_dev_list {	/* List of SMCD devices */
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 	struct list_head list;
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-	spinlock_t lock;	/* Protects list of devices */
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+	struct mutex mutex;	/* Protects list of devices */
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 };
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-extern struct smcd_dev_list	smcd_dev_list; /* list of smcd devices */
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+extern struct smcd_dev_list	smcd_dev_list;	/* list of smcd devices */
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+extern bool	smc_ism_v2_capable;	/* HW supports ISM V2 and thus
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+					 * System EID is defined
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+					 */
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 struct smc_ism_vlanid {			/* VLAN id set on ISM device */
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 	struct list_head list;
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@@ -45,4 +49,8 @@
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 int smc_ism_unregister_dmb(struct smcd_dev *dev, struct smc_buf_desc *dmb_desc);
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 int smc_ism_write(struct smcd_dev *dev, const struct smc_ism_position *pos,
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 		  void *data, size_t len);
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+int smc_ism_signal_shutdown(struct smc_link_group *lgr);
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+void smc_ism_get_system_eid(struct smcd_dev *dev, u8 **eid);
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+u16 smc_ism_get_chid(struct smcd_dev *dev);
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+void smc_ism_init(void);
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 #endif