scsi: mpi3mr: NVMe encapsulation support for tri-mode HBA

truenas · Nov 14, 2024 · 0944917 · 0944917
1 parent cfbeb70
commit 0944917
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Showing 4 changed files with 448 additions and 3 deletions.
diff --git a/drivers/scsi/mpi3mr/mpi3mr.h b/drivers/scsi/mpi3mr/mpi3mr.h
@@ -48,6 +48,8 @@
 #include "mpi/mpi30_sas.h"
 #include "mpi/mpi30_pci.h"
 #include "mpi3mr_debug.h"
+#include <linux/nvme.h>
+#include <linux/nvme_ioctl.h>
 
 /* Global list and lock for storing multiple adapters managed by the driver */
 extern spinlock_t mrioc_list_lock;
@@ -1359,6 +1361,14 @@ extern const struct attribute_group *mpi3mr_dev_groups[];
 extern struct sas_function_template mpi3mr_transport_functions;
 extern struct scsi_transport_template *mpi3mr_transport_template;
 
+int mpi3mr_build_nvme_sgl(struct mpi3mr_ioc *mrioc,
+	struct mpi3_nvme_encapsulated_request *nvme_encap_request,
+	struct mpi3mr_buf_map *drv_bufs, u8 bufcnt);
+int mpi3mr_build_nvme_prp(struct mpi3mr_ioc *mrioc,
+	struct mpi3_nvme_encapsulated_request *nvme_encap_request,
+	struct mpi3mr_buf_map *drv_bufs, u8 bufcnt);
+unsigned int mpi3mr_get_nvme_data_fmt(
+	struct mpi3_nvme_encapsulated_request *nvme_encap_request);
 int mpi3mr_cfg_get_dev_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status,
 	struct mpi3_device_page0 *dev_pg0, u16 pg_sz, u32 form, u32 form_spec);
 int mpi3mr_cfg_get_sas_phy_pg0(struct mpi3mr_ioc *mrioc, u16 *ioc_status,

diff --git a/drivers/scsi/mpi3mr/mpi3mr_app.c b/drivers/scsi/mpi3mr/mpi3mr_app.c
@@ -636,7 +636,7 @@ static void mpi3mr_bsg_build_sgl(u8 *mpi_req, uint32_t sgl_offset,
  *
  * Return: Data format of the NVMe command (PRP/SGL etc)
  */
-static unsigned int mpi3mr_get_nvme_data_fmt(
+unsigned int mpi3mr_get_nvme_data_fmt(
 	struct mpi3_nvme_encapsulated_request *nvme_encap_request)
 {
 	u8 format = 0;
@@ -659,7 +659,7 @@ static unsigned int mpi3mr_get_nvme_data_fmt(
  *
  * Return: 0 on success, -1 on failure
  */
-static int mpi3mr_build_nvme_sgl(struct mpi3mr_ioc *mrioc,
+int mpi3mr_build_nvme_sgl(struct mpi3mr_ioc *mrioc,
 	struct mpi3_nvme_encapsulated_request *nvme_encap_request,
 	struct mpi3mr_buf_map *drv_bufs, u8 bufcnt)
 {
@@ -718,7 +718,7 @@ static int mpi3mr_build_nvme_sgl(struct mpi3mr_ioc *mrioc,
  *
  * Return: 0 on success, -1 on failure
  */
-static int mpi3mr_build_nvme_prp(struct mpi3mr_ioc *mrioc,
+int mpi3mr_build_nvme_prp(struct mpi3mr_ioc *mrioc,
 	struct mpi3_nvme_encapsulated_request *nvme_encap_request,
 	struct mpi3mr_buf_map *drv_bufs, u8 bufcnt)
 {