[PATCH] scsi_transport_sas: Add 22.5 link rate definitions

Subsystems: scsi subsystem, the rest

STALE1821d LANDED

Landed in mainline as 3d8fa78ebd61 on 2021-10-19.

3 messages, 3 authors, 2021-10-21 · open the first message on its own page

[PATCH] scsi_transport_sas: Add 22.5 link rate definitions

From: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
Date: 2021-10-18 06:59:29 

Adding 22.5GBPS link rate definitions,
which are needed for mpi3mr driver.

Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
---
 drivers/scsi/scsi_transport_sas.c | 1 +
 include/scsi/scsi_transport_sas.h | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 4a96fb05731d..4ee578b181da 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -154,6 +154,7 @@ static struct {
 	{ SAS_LINK_RATE_3_0_GBPS,	"3.0 Gbit" },
 	{ SAS_LINK_RATE_6_0_GBPS,	"6.0 Gbit" },
 	{ SAS_LINK_RATE_12_0_GBPS,	"12.0 Gbit" },
+	{ SAS_LINK_RATE_22_5_GBPS,	"22.5 Gbit" },
 };
 sas_bitfield_name_search(linkspeed, sas_linkspeed_names)
 sas_bitfield_name_set(linkspeed, sas_linkspeed_names)
diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h
index 05ec927a3c72..0e75b9277c8c 100644
--- a/include/scsi/scsi_transport_sas.h
+++ b/include/scsi/scsi_transport_sas.h
@@ -41,6 +41,7 @@ enum sas_linkrate {
 	SAS_LINK_RATE_G2 = SAS_LINK_RATE_3_0_GBPS,
 	SAS_LINK_RATE_6_0_GBPS = 10,
 	SAS_LINK_RATE_12_0_GBPS = 11,
+	SAS_LINK_RATE_22_5_GBPS = 12,
 	/* These are virtual to the transport class and may never
 	 * be signalled normally since the standard defined field
 	 * is only 4 bits */
-- 
2.27.0

Re: [PATCH] scsi_transport_sas: Add 22.5 link rate definitions

From: John Garry <hidden>
Date: 2021-10-18 08:02:21 

On 18/10/2021 08:06, Sreekanth Reddy wrote:
quoted hunk
Adding 22.5GBPS link rate definitions,
which are needed for mpi3mr driver.

Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
---
  drivers/scsi/scsi_transport_sas.c | 1 +
  include/scsi/scsi_transport_sas.h | 1 +
  2 files changed, 2 insertions(+)

diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 4a96fb05731d..4ee578b181da 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -154,6 +154,7 @@ static struct {
  	{ SAS_LINK_RATE_3_0_GBPS,	"3.0 Gbit" },
  	{ SAS_LINK_RATE_6_0_GBPS,	"6.0 Gbit" },
  	{ SAS_LINK_RATE_12_0_GBPS,	"12.0 Gbit" },
+	{ SAS_LINK_RATE_22_5_GBPS,	"22.5 Gbit" },
  };
  sas_bitfield_name_search(linkspeed, sas_linkspeed_names)
  sas_bitfield_name_set(linkspeed, sas_linkspeed_names)
diff --git a/include/scsi/scsi_transport_sas.h b/include/scsi/scsi_transport_sas.h
index 05ec927a3c72..0e75b9277c8c 100644
--- a/include/scsi/scsi_transport_sas.h
+++ b/include/scsi/scsi_transport_sas.h
@@ -41,6 +41,7 @@ enum sas_linkrate {
  	SAS_LINK_RATE_G2 = SAS_LINK_RATE_3_0_GBPS,
  	SAS_LINK_RATE_6_0_GBPS = 10,
  	SAS_LINK_RATE_12_0_GBPS = 11,
+	SAS_LINK_RATE_22_5_GBPS = 12,
I don't have the T10 spec to check this value, but assume it's correct

  	/* These are virtual to the transport class and may never
  	 * be signalled normally since the standard defined field
  	 * is only 4 bits */
Reviewed-by: John Garry <redacted>

Re: [PATCH] scsi_transport_sas: Add 22.5 link rate definitions

From: Martin K. Petersen <hidden>
Date: 2021-10-21 03:43:53 

On Mon, 18 Oct 2021 12:36:11 +0530, Sreekanth Reddy wrote:

Adding 22.5GBPS link rate definitions,
which are needed for mpi3mr driver.

Applied to 5.16/scsi-queue, thanks!

[1/1] scsi_transport_sas: Add 22.5 link rate definitions
      https://git.kernel.org/mkp/scsi/c/3d8fa78ebd61

-- 
Martin K. Petersen	Oracle Linux Engineering
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