From: James Bottomley Date: Sun, 24 Feb 2008 05:35:44 +0000 (-0600) Subject: [SCSI] libsas: export sas_find_local_phy function X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=5319578ca38a8b90b6d0270c194c65d1dd8f7725;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git [SCSI] libsas: export sas_find_local_phy function This is needed by the to be added I_T reset function in aic94xx. It needs to know the local phy so it can send a link or hard reset along the path. Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/libsas/sas_scsi_host.c b/drivers/scsi/libsas/sas_scsi_host.c index 704ea06a6e50..f3706f4b79ce 100644 --- a/drivers/scsi/libsas/sas_scsi_host.c +++ b/drivers/scsi/libsas/sas_scsi_host.c @@ -434,7 +434,7 @@ static int sas_recover_I_T(struct domain_device *dev) } /* Find the sas_phy that's attached to this device */ -static struct sas_phy *find_local_sas_phy(struct domain_device *dev) +struct sas_phy *sas_find_local_phy(struct domain_device *dev) { struct domain_device *pdev = dev->parent; struct ex_phy *exphy = NULL; @@ -456,6 +456,7 @@ static struct sas_phy *find_local_sas_phy(struct domain_device *dev) BUG_ON(!exphy); return exphy->phy; } +EXPORT_SYMBOL_GPL(sas_find_local_phy); /* Attempt to send a LUN reset message to a device */ int sas_eh_device_reset_handler(struct scsi_cmnd *cmd) @@ -482,7 +483,7 @@ int sas_eh_device_reset_handler(struct scsi_cmnd *cmd) int sas_eh_bus_reset_handler(struct scsi_cmnd *cmd) { struct domain_device *dev = cmd_to_domain_dev(cmd); - struct sas_phy *phy = find_local_sas_phy(dev); + struct sas_phy *phy = sas_find_local_phy(dev); int res; res = sas_phy_reset(phy, 1); diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index 3ffd6b582a97..39e1cac24bb7 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -675,5 +675,6 @@ extern int sas_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy, extern void sas_ssp_task_response(struct device *dev, struct sas_task *task, struct ssp_response_iu *iu); +struct sas_phy *sas_find_local_phy(struct domain_device *dev); #endif /* _SASLIB_H_ */