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[Zesty,36/44] scsi: cxlflash: Refactor AFU capability checking

Message ID 20170707160558.2383-37-victora@br.ibm.com
State New
Headers show

Commit Message

Victor Aoqui July 7, 2017, 4:05 p.m. UTC 
From: "Matthew R. Ochs" <mrochs@linux.vnet.ibm.com>

BugLink: http://bugs.launchpad.net/bugs/1702521

The existing AFU capability checking infrastructure is closely tied to
the command mode capability bits. In order to support new capabilities,
refactor the existing infrastructure to be more generic.

Signed-off-by: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
Signed-off-by: Uma Krishnan <ukrishn@linux.vnet.ibm.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
(cherry picked from commit efa1c818d3458fe97d8f83f40051518b44183234)
Signed-off-by: Victor Aoqui <victora@linux.vnet.ibm.com>
---
 drivers/scsi/cxlflash/common.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
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Patch

diff --git a/drivers/scsi/cxlflash/common.h b/drivers/scsi/cxlflash/common.h
index cbc0eb70ab47..c96526e1fb11 100644
--- a/drivers/scsi/cxlflash/common.h
+++ b/drivers/scsi/cxlflash/common.h
@@ -255,21 +255,21 @@  static inline bool afu_is_irqpoll_enabled(struct afu *afu)
 	return !!afu->irqpoll_weight;
 }
 
-static inline bool afu_is_cmd_mode(struct afu *afu, u64 cmd_mode)
+static inline bool afu_has_cap(struct afu *afu, u64 cap)
 {
 	u64 afu_cap = afu->interface_version >> SISL_INTVER_CAP_SHIFT;
 
-	return afu_cap & cmd_mode;
+	return afu_cap & cap;
 }
 
 static inline bool afu_is_sq_cmd_mode(struct afu *afu)
 {
-	return afu_is_cmd_mode(afu, SISL_INTVER_CAP_SQ_CMD_MODE);
+	return afu_has_cap(afu, SISL_INTVER_CAP_SQ_CMD_MODE);
 }
 
 static inline bool afu_is_ioarrin_cmd_mode(struct afu *afu)
 {
-	return afu_is_cmd_mode(afu, SISL_INTVER_CAP_IOARRIN_CMD_MODE);
+	return afu_has_cap(afu, SISL_INTVER_CAP_IOARRIN_CMD_MODE);
 }
 
 static inline u64 lun_to_lunid(u64 lun)