Merging upstream version 6.8.9.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

3 files changed, 91 insertions, 199 deletions

diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h
index 4d0be5ab98..587f7d2482 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h
@@ -643,18 +643,14 @@ typedef struct _MPI2_CHIP_REVISION_ID {
 /*Manufacturing Page 2 */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check Header.PageLength at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check Header.PageLength at
+ *runtime before using HwSettings[].
  */
-#ifndef MPI2_MAN_PAGE_2_HW_SETTINGS_WORDS
-#define MPI2_MAN_PAGE_2_HW_SETTINGS_WORDS   (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_MAN_2 {
 	MPI2_CONFIG_PAGE_HEADER Header;                     /*0x00 */
 	MPI2_CHIP_REVISION_ID   ChipId;                     /*0x04 */
-	U32
-		HwSettings[MPI2_MAN_PAGE_2_HW_SETTINGS_WORDS];/*0x08 */
+	U32                     HwSettings[];               /*0x08 */
 } MPI2_CONFIG_PAGE_MAN_2,
 	*PTR_MPI2_CONFIG_PAGE_MAN_2,
 	Mpi2ManufacturingPage2_t,
@@ -666,18 +662,14 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_2 {
 /*Manufacturing Page 3 */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check Header.PageLength at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check Header.PageLength at
+ *runtime before using Info[].
  */
-#ifndef MPI2_MAN_PAGE_3_INFO_WORDS
-#define MPI2_MAN_PAGE_3_INFO_WORDS          (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_MAN_3 {
 	MPI2_CONFIG_PAGE_HEADER             Header;         /*0x00 */
 	MPI2_CHIP_REVISION_ID               ChipId;         /*0x04 */
-	U32
-		Info[MPI2_MAN_PAGE_3_INFO_WORDS];/*0x08 */
+	U32                                 Info[];         /*0x08 */
 } MPI2_CONFIG_PAGE_MAN_3,
 	*PTR_MPI2_CONFIG_PAGE_MAN_3,
 	Mpi2ManufacturingPage3_t,
@@ -765,12 +757,9 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_4 {
 /*Manufacturing Page 5 */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using Phy[].
  */
-#ifndef MPI2_MAN_PAGE_5_PHY_ENTRIES
-#define MPI2_MAN_PAGE_5_PHY_ENTRIES         (1)
-#endif
 
 typedef struct _MPI2_MANUFACTURING5_ENTRY {
 	U64                                 WWID;           /*0x00 */
@@ -787,8 +776,7 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_5 {
 	U16                                 Reserved2;      /*0x06 */
 	U32                                 Reserved3;      /*0x08 */
 	U32                                 Reserved4;      /*0x0C */
-	MPI2_MANUFACTURING5_ENTRY
-		Phy[MPI2_MAN_PAGE_5_PHY_ENTRIES];/*0x08 */
+	MPI2_MANUFACTURING5_ENTRY           Phy[];          /*0x10 */
 } MPI2_CONFIG_PAGE_MAN_5,
 	*PTR_MPI2_CONFIG_PAGE_MAN_5,
 	Mpi2ManufacturingPage5_t,
@@ -864,12 +852,9 @@ typedef struct _MPI2_MANPAGE7_CONNECTOR_INFO {
 #define MPI2_MANPAGE7_SLOT_UNKNOWN                      (0xFFFF)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using ConnectorInfo[].
  */
-#ifndef MPI2_MANPAGE7_CONNECTOR_INFO_MAX
-#define MPI2_MANPAGE7_CONNECTOR_INFO_MAX  (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_MAN_7 {
 	MPI2_CONFIG_PAGE_HEADER         Header;             /*0x00 */
@@ -880,8 +865,7 @@ typedef struct _MPI2_CONFIG_PAGE_MAN_7 {
 	U8                              NumPhys;            /*0x20 */
 	U8                              Reserved3;          /*0x21 */
 	U16                             Reserved4;          /*0x22 */
-	MPI2_MANPAGE7_CONNECTOR_INFO
-	ConnectorInfo[MPI2_MANPAGE7_CONNECTOR_INFO_MAX]; /*0x24 */
+	MPI2_MANPAGE7_CONNECTOR_INFO    ConnectorInfo[];    /*0x24 */
 } MPI2_CONFIG_PAGE_MAN_7,
 	*PTR_MPI2_CONFIG_PAGE_MAN_7,
 	Mpi2ManufacturingPage7_t,
@@ -990,7 +974,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_1 {
 
 /*
  *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for GPIOCount at runtime.
+ *36 and check the value returned for GPIOCount at runtime.
  */
 #ifndef MPI2_IO_UNIT_PAGE_3_GPIO_VAL_MAX
 #define MPI2_IO_UNIT_PAGE_3_GPIO_VAL_MAX    (36)
@@ -1019,12 +1003,9 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_3 {
 /*IO Unit Page 5 */
 
 /*
- *Upper layer code (drivers, utilities, etc.) should leave this define set to
- *one and check the value returned for NumDmaEngines at runtime.
+ *Upper layer code (drivers, utilities, etc.) should check the value returned
+ *for NumDmaEngines at runtime before using DmaEngineCapabilities[].
  */
-#ifndef MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES
-#define MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES      (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_5 {
 	MPI2_CONFIG_PAGE_HEADER Header;                     /*0x00 */
@@ -1042,7 +1023,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_5 {
 	U32                     Reserved2;                  /*0x24 */
 	U32                     Reserved3;                  /*0x28 */
 	U32
-	DmaEngineCapabilities[MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES]; /*0x2C */
+		DmaEngineCapabilities[];                    /*0x2C */
 } MPI2_CONFIG_PAGE_IO_UNIT_5,
 	*PTR_MPI2_CONFIG_PAGE_IO_UNIT_5,
 	Mpi2IOUnitPage5_t, *pMpi2IOUnitPage5_t;
@@ -1219,12 +1200,9 @@ typedef struct _MPI2_IOUNIT8_SENSOR {
 #define MPI2_IOUNIT8_SENSOR_FLAGS_T0_ENABLE         (0x0001)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumSensors at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumSensors at runtime before using Sensor[].
  */
-#ifndef MPI2_IOUNITPAGE8_SENSOR_ENTRIES
-#define MPI2_IOUNITPAGE8_SENSOR_ENTRIES     (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_8 {
 	MPI2_CONFIG_PAGE_HEADER Header;                 /*0x00 */
@@ -1233,8 +1211,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_8 {
 	U8                      NumSensors;             /*0x0C */
 	U8                      PollingInterval;        /*0x0D */
 	U16                     Reserved3;              /*0x0E */
-	MPI2_IOUNIT8_SENSOR
-		Sensor[MPI2_IOUNITPAGE8_SENSOR_ENTRIES];/*0x10 */
+	MPI2_IOUNIT8_SENSOR     Sensor[];               /*0x10 */
 } MPI2_CONFIG_PAGE_IO_UNIT_8,
 	*PTR_MPI2_CONFIG_PAGE_IO_UNIT_8,
 	Mpi2IOUnitPage8_t, *pMpi2IOUnitPage8_t;
@@ -1259,12 +1236,9 @@ typedef struct _MPI2_IOUNIT9_SENSOR {
 #define MPI2_IOUNIT9_SENSOR_FLAGS_TEMP_VALID        (0x01)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumSensors at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumSensors at runtime before using Sensor[].
  */
-#ifndef MPI2_IOUNITPAGE9_SENSOR_ENTRIES
-#define MPI2_IOUNITPAGE9_SENSOR_ENTRIES     (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_9 {
 	MPI2_CONFIG_PAGE_HEADER Header;                 /*0x00 */
@@ -1273,8 +1247,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_9 {
 	U8                      NumSensors;             /*0x0C */
 	U8                      Reserved4;              /*0x0D */
 	U16                     Reserved3;              /*0x0E */
-	MPI2_IOUNIT9_SENSOR
-		Sensor[MPI2_IOUNITPAGE9_SENSOR_ENTRIES];/*0x10 */
+	MPI2_IOUNIT9_SENSOR     Sensor[];               /*0x10 */
 } MPI2_CONFIG_PAGE_IO_UNIT_9,
 	*PTR_MPI2_CONFIG_PAGE_IO_UNIT_9,
 	Mpi2IOUnitPage9_t, *pMpi2IOUnitPage9_t;
@@ -1294,12 +1267,9 @@ typedef struct _MPI2_IOUNIT10_FUNCTION {
 	*pMpi2IOUnit10Function_t;
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumFunctions at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumFunctions at runtime before using Function[].
  */
-#ifndef MPI2_IOUNITPAGE10_FUNCTION_ENTRIES
-#define MPI2_IOUNITPAGE10_FUNCTION_ENTRIES      (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_10 {
 	MPI2_CONFIG_PAGE_HEADER Header;                      /*0x00 */
@@ -1308,8 +1278,7 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_10 {
 	U16                     Reserved2;                   /*0x06 */
 	U32                     Reserved3;                   /*0x08 */
 	U32                     Reserved4;                   /*0x0C */
-	MPI2_IOUNIT10_FUNCTION
-		Function[MPI2_IOUNITPAGE10_FUNCTION_ENTRIES];/*0x10 */
+	MPI2_IOUNIT10_FUNCTION  Function[];                  /*0x10 */
 } MPI2_CONFIG_PAGE_IO_UNIT_10,
 	*PTR_MPI2_CONFIG_PAGE_IO_UNIT_10,
 	Mpi2IOUnitPage10_t, *pMpi2IOUnitPage10_t;
@@ -1764,12 +1733,9 @@ typedef struct _MPI2_CONFIG_PAGE_BIOS_3 {
 /*BIOS Page 4 */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using Phy[].
  */
-#ifndef MPI2_BIOS_PAGE_4_PHY_ENTRIES
-#define MPI2_BIOS_PAGE_4_PHY_ENTRIES        (1)
-#endif
 
 typedef struct _MPI2_BIOS4_ENTRY {
 	U64                     ReassignmentWWID;       /*0x00 */
@@ -1782,8 +1748,7 @@ typedef struct _MPI2_CONFIG_PAGE_BIOS_4 {
 	U8                      NumPhys;            /*0x04 */
 	U8                      Reserved1;          /*0x05 */
 	U16                     Reserved2;          /*0x06 */
-	MPI2_BIOS4_ENTRY
-		Phy[MPI2_BIOS_PAGE_4_PHY_ENTRIES];  /*0x08 */
+	MPI2_BIOS4_ENTRY        Phy[];              /*0x08 */
 } MPI2_CONFIG_PAGE_BIOS_4, *PTR_MPI2_CONFIG_PAGE_BIOS_4,
 	Mpi2BiosPage4_t, *pMpi2BiosPage4_t;
 
@@ -1836,12 +1801,9 @@ typedef struct _MPI2_RAIDVOL0_SETTINGS {
 #define MPI2_RAIDVOL0_SETTING_ENABLE_WRITE_CACHING      (0x0002)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhysDisks at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhysDisks at runtime before using PhysDisk[].
  */
-#ifndef MPI2_RAID_VOL_PAGE_0_PHYSDISK_MAX
-#define MPI2_RAID_VOL_PAGE_0_PHYSDISK_MAX       (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_RAID_VOL_0 {
 	MPI2_CONFIG_PAGE_HEADER Header;            /*0x00 */
@@ -1861,8 +1823,7 @@ typedef struct _MPI2_CONFIG_PAGE_RAID_VOL_0 {
 	U8                      Reserved2;         /*0x25 */
 	U8                      Reserved3;         /*0x26 */
 	U8                      InactiveStatus;    /*0x27 */
-	MPI2_RAIDVOL0_PHYS_DISK
-	PhysDisk[MPI2_RAID_VOL_PAGE_0_PHYSDISK_MAX]; /*0x28 */
+	MPI2_RAIDVOL0_PHYS_DISK PhysDisk[];        /*0x28 */
 } MPI2_CONFIG_PAGE_RAID_VOL_0,
 	*PTR_MPI2_CONFIG_PAGE_RAID_VOL_0,
 	Mpi2RaidVolPage0_t, *pMpi2RaidVolPage0_t;
@@ -2045,12 +2006,9 @@ typedef struct _MPI2_CONFIG_PAGE_RD_PDISK_0 {
 /*RAID Physical Disk Page 1 */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhysDiskPaths at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhysDiskPaths at runtime before using PhysicalDiskPath[].
  */
-#ifndef MPI2_RAID_PHYS_DISK1_PATH_MAX
-#define MPI2_RAID_PHYS_DISK1_PATH_MAX   (1)
-#endif
 
 typedef struct _MPI2_RAIDPHYSDISK1_PATH {
 	U16             DevHandle;          /*0x00 */
@@ -2075,8 +2033,7 @@ typedef struct _MPI2_CONFIG_PAGE_RD_PDISK_1 {
 	U8                              PhysDiskNum;        /*0x05 */
 	U16                             Reserved1;          /*0x06 */
 	U32                             Reserved2;          /*0x08 */
-	MPI2_RAIDPHYSDISK1_PATH
-		PhysicalDiskPath[MPI2_RAID_PHYS_DISK1_PATH_MAX];/*0x0C */
+	MPI2_RAIDPHYSDISK1_PATH         PhysicalDiskPath[]; /*0x0C */
 } MPI2_CONFIG_PAGE_RD_PDISK_1,
 	*PTR_MPI2_CONFIG_PAGE_RD_PDISK_1,
 	Mpi2RaidPhysDiskPage1_t,
@@ -2221,12 +2178,9 @@ typedef struct _MPI2_SAS_IO_UNIT0_PHY_DATA {
 	*pMpi2SasIOUnit0PhyData_t;
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using PhyData[].
  */
-#ifndef MPI2_SAS_IOUNIT0_PHY_MAX
-#define MPI2_SAS_IOUNIT0_PHY_MAX        (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_0 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER    Header;   /*0x00 */
@@ -2234,8 +2188,7 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_0 {
 	U8                                  NumPhys;  /*0x0C */
 	U8                                  Reserved2;/*0x0D */
 	U16                                 Reserved3;/*0x0E */
-	MPI2_SAS_IO_UNIT0_PHY_DATA
-		PhyData[MPI2_SAS_IOUNIT0_PHY_MAX];    /*0x10 */
+	MPI2_SAS_IO_UNIT0_PHY_DATA          PhyData[];/*0x10 */
 } MPI2_CONFIG_PAGE_SASIOUNIT_0,
 	*PTR_MPI2_CONFIG_PAGE_SASIOUNIT_0,
 	Mpi2SasIOUnitPage0_t, *pMpi2SasIOUnitPage0_t;
@@ -2296,12 +2249,9 @@ typedef struct _MPI2_SAS_IO_UNIT1_PHY_DATA {
 	*pMpi2SasIOUnit1PhyData_t;
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using PhyData[].
  */
-#ifndef MPI2_SAS_IOUNIT1_PHY_MAX
-#define MPI2_SAS_IOUNIT1_PHY_MAX        (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_1 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER    Header; /*0x00 */
@@ -2322,7 +2272,7 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_1 {
 	U8
 		IODeviceMissingDelay;               /*0x13 */
 	MPI2_SAS_IO_UNIT1_PHY_DATA
-		PhyData[MPI2_SAS_IOUNIT1_PHY_MAX];  /*0x14 */
+		PhyData[];                          /*0x14 */
 } MPI2_CONFIG_PAGE_SASIOUNIT_1,
 	*PTR_MPI2_CONFIG_PAGE_SASIOUNIT_1,
 	Mpi2SasIOUnitPage1_t, *pMpi2SasIOUnitPage1_t;
@@ -2502,12 +2452,9 @@ typedef struct _MPI2_SAS_IO_UNIT5_PHY_PM_SETTINGS {
 #define MPI2_SASIOUNIT5_ITE_ONE_MICROSECOND             (0)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using SASPhyPowerManagementSettings[].
  */
-#ifndef MPI2_SAS_IOUNIT5_PHY_MAX
-#define MPI2_SAS_IOUNIT5_PHY_MAX        (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_5 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER    Header;   /*0x00 */
@@ -2516,7 +2463,7 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_5 {
 	U16                                 Reserved2;/*0x0A */
 	U32                                 Reserved3;/*0x0C */
 	MPI2_SAS_IO_UNIT5_PHY_PM_SETTINGS
-	SASPhyPowerManagementSettings[MPI2_SAS_IOUNIT5_PHY_MAX];/*0x10 */
+		SASPhyPowerManagementSettings[];      /*0x10 */
 } MPI2_CONFIG_PAGE_SASIOUNIT_5,
 	*PTR_MPI2_CONFIG_PAGE_SASIOUNIT_5,
 	Mpi2SasIOUnitPage5_t, *pMpi2SasIOUnitPage5_t;
@@ -2554,12 +2501,9 @@ typedef struct _MPI2_SAS_IO_UNIT6_PORT_WIDTH_MOD_GROUP_STATUS {
 #define MPI2_SASIOUNIT6_MODULATION_100_PERCENT                  (0x03)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumGroups at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumGroups at runtime before using PortWidthModulationGroupStatus[].
  */
-#ifndef MPI2_SAS_IOUNIT6_GROUP_MAX
-#define MPI2_SAS_IOUNIT6_GROUP_MAX      (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_6 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER    Header;                 /*0x00 */
@@ -2569,7 +2513,7 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_6 {
 	U8                                  Reserved3;              /*0x11 */
 	U16                                 Reserved4;              /*0x12 */
 	MPI2_SAS_IO_UNIT6_PORT_WIDTH_MOD_GROUP_STATUS
-	PortWidthModulationGroupStatus[MPI2_SAS_IOUNIT6_GROUP_MAX]; /*0x14 */
+		PortWidthModulationGroupStatus[];                   /*0x14 */
 } MPI2_CONFIG_PAGE_SASIOUNIT_6,
 	*PTR_MPI2_CONFIG_PAGE_SASIOUNIT_6,
 	Mpi2SasIOUnitPage6_t, *pMpi2SasIOUnitPage6_t;
@@ -2597,12 +2541,9 @@ typedef struct _MPI2_SAS_IO_UNIT7_PORT_WIDTH_MOD_GROUP_SETTINGS {
 
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumGroups at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumGroups at runtime before using PortWidthModulationGroupSettings[].
  */
-#ifndef MPI2_SAS_IOUNIT7_GROUP_MAX
-#define MPI2_SAS_IOUNIT7_GROUP_MAX      (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_7 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER Header;             /*0x00 */
@@ -2615,7 +2556,7 @@ typedef struct _MPI2_CONFIG_PAGE_SASIOUNIT_7 {
 	U8                               Reserved4;          /*0x15 */
 	U16                              Reserved5;          /*0x16 */
 	MPI2_SAS_IO_UNIT7_PORT_WIDTH_MOD_GROUP_SETTINGS
-	PortWidthModulationGroupSettings[MPI2_SAS_IOUNIT7_GROUP_MAX];/*0x18 */
+		PortWidthModulationGroupSettings[];          /*0x18 */
 } MPI2_CONFIG_PAGE_SASIOUNIT_7,
 	*PTR_MPI2_CONFIG_PAGE_SASIOUNIT_7,
 	Mpi2SasIOUnitPage7_t, *pMpi2SasIOUnitPage7_t;
@@ -3086,12 +3027,9 @@ typedef struct _MPI2_SASPHY2_PHY_EVENT {
 
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhyEvents at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhyEvents at runtime before using PhyEvent[].
  */
-#ifndef MPI2_SASPHY2_PHY_EVENT_MAX
-#define MPI2_SASPHY2_PHY_EVENT_MAX      (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_2 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER
@@ -3105,7 +3043,7 @@ typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_2 {
 	U16
 		Reserved3;                  /*0x0E */
 	MPI2_SASPHY2_PHY_EVENT
-		PhyEvent[MPI2_SASPHY2_PHY_EVENT_MAX]; /*0x10 */
+		PhyEvent[];                 /*0x10 */
 } MPI2_CONFIG_PAGE_SAS_PHY_2,
 	*PTR_MPI2_CONFIG_PAGE_SAS_PHY_2,
 	Mpi2SasPhyPage2_t,
@@ -3200,12 +3138,9 @@ typedef struct _MPI2_SASPHY3_PHY_EVENT_CONFIG {
 #define MPI2_SASPHY3_TFLAGS_EVENT_NOTIFY                    (0x0001)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhyEvents at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhyEvents at runtime before using PhyEventConfig[].
  */
-#ifndef MPI2_SASPHY3_PHY_EVENT_MAX
-#define MPI2_SASPHY3_PHY_EVENT_MAX      (1)
-#endif
 
 typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_3 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER
@@ -3219,7 +3154,7 @@ typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_3 {
 	U16
 		Reserved3;                  /*0x0E */
 	MPI2_SASPHY3_PHY_EVENT_CONFIG
-		PhyEventConfig[MPI2_SASPHY3_PHY_EVENT_MAX]; /*0x10 */
+		PhyEventConfig[];           /*0x10 */
 } MPI2_CONFIG_PAGE_SAS_PHY_3,
 	*PTR_MPI2_CONFIG_PAGE_SAS_PHY_3,
 	Mpi2SasPhyPage3_t, *pMpi2SasPhyPage3_t;
@@ -3358,12 +3293,9 @@ typedef struct _MPI2_CONFIG_PAGE_SAS_ENCLOSURE_0 {
 /*Log Page 0 */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumLogEntries at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumLogEntries at runtime before using LogEntry[].
  */
-#ifndef MPI2_LOG_0_NUM_LOG_ENTRIES
-#define MPI2_LOG_0_NUM_LOG_ENTRIES          (1)
-#endif
 
 #define MPI2_LOG_0_LOG_DATA_LENGTH          (0x1C)
 
@@ -3393,8 +3325,7 @@ typedef struct _MPI2_CONFIG_PAGE_LOG_0 {
 	U32                                 Reserved2;    /*0x0C */
 	U16                                 NumLogEntries;/*0x10 */
 	U16                                 Reserved3;    /*0x12 */
-	MPI2_LOG_0_ENTRY
-		LogEntry[MPI2_LOG_0_NUM_LOG_ENTRIES]; /*0x14 */
+	MPI2_LOG_0_ENTRY                    LogEntry[];   /*0x14 */
 } MPI2_CONFIG_PAGE_LOG_0, *PTR_MPI2_CONFIG_PAGE_LOG_0,
 	Mpi2LogPage0_t, *pMpi2LogPage0_t;
 
@@ -3408,12 +3339,9 @@ typedef struct _MPI2_CONFIG_PAGE_LOG_0 {
 /*RAID Page 0 */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumElements at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumElements at runtime before using ConfigElement[].
  */
-#ifndef MPI2_RAIDCONFIG0_MAX_ELEMENTS
-#define MPI2_RAIDCONFIG0_MAX_ELEMENTS       (1)
-#endif
 
 typedef struct _MPI2_RAIDCONFIG0_CONFIG_ELEMENT {
 	U16                     ElementFlags;             /*0x00 */
@@ -3446,8 +3374,7 @@ typedef struct _MPI2_CONFIG_PAGE_RAID_CONFIGURATION_0 {
 	U8                                  NumElements;    /*0x2C */
 	U8                                  Reserved2;      /*0x2D */
 	U16                                 Reserved3;      /*0x2E */
-	MPI2_RAIDCONFIG0_CONFIG_ELEMENT
-		ConfigElement[MPI2_RAIDCONFIG0_MAX_ELEMENTS]; /*0x30 */
+	MPI2_RAIDCONFIG0_CONFIG_ELEMENT     ConfigElement[];/*0x30 */
 } MPI2_CONFIG_PAGE_RAID_CONFIGURATION_0,
 	*PTR_MPI2_CONFIG_PAGE_RAID_CONFIGURATION_0,
 	Mpi2RaidConfigurationPage0_t,
@@ -3687,12 +3614,9 @@ typedef struct _MPI26_PCIE_IO_UNIT0_PHY_DATA {
 	Mpi26PCIeIOUnit0PhyData_t, *pMpi26PCIeIOUnit0PhyData_t;
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using PhyData[].
  */
-#ifndef MPI26_PCIE_IOUNIT0_PHY_MAX
-#define MPI26_PCIE_IOUNIT0_PHY_MAX      (1)
-#endif
 
 typedef struct _MPI26_CONFIG_PAGE_PIOUNIT_0 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER	Header; /*0x00 */
@@ -3701,7 +3625,7 @@ typedef struct _MPI26_CONFIG_PAGE_PIOUNIT_0 {
 	U8	InitStatus;                             /*0x0D */
 	U16	Reserved3;                              /*0x0E */
 	MPI26_PCIE_IO_UNIT0_PHY_DATA
-		PhyData[MPI26_PCIE_IOUNIT0_PHY_MAX];    /*0x10 */
+		PhyData[];                              /*0x10 */
 } MPI26_CONFIG_PAGE_PIOUNIT_0,
 	*PTR_MPI26_CONFIG_PAGE_PIOUNIT_0,
 	Mpi26PCIeIOUnitPage0_t, *pMpi26PCIeIOUnitPage0_t;
@@ -3744,12 +3668,9 @@ typedef struct _MPI26_PCIE_IO_UNIT1_PHY_DATA {
 #define MPI26_PCIEIOUNIT1_LINKFLAGS_SRNS_EN                 (0x02)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumPhys at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumPhys at runtime before using PhyData[].
  */
-#ifndef MPI26_PCIE_IOUNIT1_PHY_MAX
-#define MPI26_PCIE_IOUNIT1_PHY_MAX      (1)
-#endif
 
 typedef struct _MPI26_CONFIG_PAGE_PIOUNIT_1 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER	Header;	/*0x00 */
@@ -3761,7 +3682,7 @@ typedef struct _MPI26_CONFIG_PAGE_PIOUNIT_1 {
 	U8	DMDReportPCIe;                      /*0x11 */
 	U16	Reserved2;                          /*0x12 */
 	MPI26_PCIE_IO_UNIT1_PHY_DATA
-		PhyData[MPI26_PCIE_IOUNIT1_PHY_MAX];/*0x14 */
+		PhyData[];                          /*0x14 */
 } MPI26_CONFIG_PAGE_PIOUNIT_1,
 	*PTR_MPI26_CONFIG_PAGE_PIOUNIT_1,
 	Mpi26PCIeIOUnitPage1_t, *pMpi26PCIeIOUnitPage1_t;
@@ -3993,12 +3914,9 @@ typedef struct _MPI26_PCIELINK2_LINK_EVENT {
 
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumLinkEvents at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumLinkEvents at runtime before using LinkEvent[].
  */
-#ifndef MPI26_PCIELINK2_LINK_EVENT_MAX
-#define MPI26_PCIELINK2_LINK_EVENT_MAX      (1)
-#endif
 
 typedef struct _MPI26_CONFIG_PAGE_PCIELINK_2 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER	Header;	/*0x00 */
@@ -4009,7 +3927,7 @@ typedef struct _MPI26_CONFIG_PAGE_PCIELINK_2 {
 	U8	Reserved3;                  /*0x0D */
 	U16	Reserved4;                  /*0x0E */
 	MPI26_PCIELINK2_LINK_EVENT
-		LinkEvent[MPI26_PCIELINK2_LINK_EVENT_MAX];	/*0x10 */
+		LinkEvent[];                /*0x10 */
 } MPI26_CONFIG_PAGE_PCIELINK_2, *PTR_MPI26_CONFIG_PAGE_PCIELINK_2,
 	Mpi26PcieLinkPage2_t, *pMpi26PcieLinkPage2_t;
 
@@ -4067,12 +3985,9 @@ typedef struct _MPI26_PCIELINK3_LINK_EVENT_CONFIG {
 #define MPI26_PCIELINK3_TFLAGS_EVENT_NOTIFY                 (0x0001)
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check the value returned for NumLinkEvents at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check the value returned
+ *for NumLinkEvents at runtime before using LinkEventConfig[].
  */
-#ifndef MPI26_PCIELINK3_LINK_EVENT_MAX
-#define MPI26_PCIELINK3_LINK_EVENT_MAX      (1)
-#endif
 
 typedef struct _MPI26_CONFIG_PAGE_PCIELINK_3 {
 	MPI2_CONFIG_EXTENDED_PAGE_HEADER	Header;	/*0x00 */
@@ -4083,7 +3998,7 @@ typedef struct _MPI26_CONFIG_PAGE_PCIELINK_3 {
 	U8	Reserved3;                  /*0x0D */
 	U16	Reserved4;                  /*0x0E */
 	MPI26_PCIELINK3_LINK_EVENT_CONFIG
-		LinkEventConfig[MPI26_PCIELINK3_LINK_EVENT_MAX]; /*0x10 */
+		LinkEventConfig[];          /*0x10 */
 } MPI26_CONFIG_PAGE_PCIELINK_3, *PTR_MPI26_CONFIG_PAGE_PCIELINK_3,
 	Mpi26PcieLinkPage3_t, *pMpi26PcieLinkPage3_t;
 
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_image.h b/drivers/scsi/mpt3sas/mpi/mpi2_image.h
index 33b9c3a6fd..798ab6e33e 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_image.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_image.h
@@ -295,20 +295,9 @@ typedef struct _MPI2_EXT_IMAGE_HEADER {
 /*FLASH Layout Extended Image Data */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check RegionsPerLayout at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check NumberOfLayouts and
+ *RegionsPerLayout at runtime before using Layout[] and Region[].
  */
-#ifndef MPI2_FLASH_NUMBER_OF_REGIONS
-#define MPI2_FLASH_NUMBER_OF_REGIONS        (1)
-#endif
-
-/*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check NumberOfLayouts at runtime.
- */
-#ifndef MPI2_FLASH_NUMBER_OF_LAYOUTS
-#define MPI2_FLASH_NUMBER_OF_LAYOUTS        (1)
-#endif
 
 typedef struct _MPI2_FLASH_REGION {
 	U8 RegionType;		/*0x00 */
@@ -325,7 +314,7 @@ typedef struct _MPI2_FLASH_LAYOUT {
 	U32 Reserved1;		/*0x04 */
 	U32 Reserved2;		/*0x08 */
 	U32 Reserved3;		/*0x0C */
-	MPI2_FLASH_REGION Region[MPI2_FLASH_NUMBER_OF_REGIONS];	/*0x10 */
+	MPI2_FLASH_REGION Region[];	/*0x10 */
 } MPI2_FLASH_LAYOUT, *PTR_MPI2_FLASH_LAYOUT,
 	Mpi2FlashLayout_t, *pMpi2FlashLayout_t;
 
@@ -339,7 +328,7 @@ typedef struct _MPI2_FLASH_LAYOUT_DATA {
 	U16 MinimumSectorAlignment;	/*0x08 */
 	U16 Reserved3;		/*0x0A */
 	U32 Reserved4;		/*0x0C */
-	MPI2_FLASH_LAYOUT Layout[MPI2_FLASH_NUMBER_OF_LAYOUTS];	/*0x10 */
+	MPI2_FLASH_LAYOUT Layout[];	/*0x10 */
 } MPI2_FLASH_LAYOUT_DATA, *PTR_MPI2_FLASH_LAYOUT_DATA,
 	Mpi2FlashLayoutData_t, *pMpi2FlashLayoutData_t;
 
@@ -373,12 +362,9 @@ typedef struct _MPI2_FLASH_LAYOUT_DATA {
 /*Supported Devices Extended Image Data */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check NumberOfDevices at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check NumberOfDevices at
+ *runtime before using SupportedDevice[].
  */
-#ifndef MPI2_SUPPORTED_DEVICES_IMAGE_NUM_DEVICES
-#define MPI2_SUPPORTED_DEVICES_IMAGE_NUM_DEVICES    (1)
-#endif
 
 typedef struct _MPI2_SUPPORTED_DEVICE {
 	U16 DeviceID;		/*0x00 */
@@ -399,7 +385,7 @@ typedef struct _MPI2_SUPPORTED_DEVICES_DATA {
 	U8 Reserved2;		/*0x03 */
 	U32 Reserved3;		/*0x04 */
 	MPI2_SUPPORTED_DEVICE
-	SupportedDevice[MPI2_SUPPORTED_DEVICES_IMAGE_NUM_DEVICES];/*0x08 */
+	SupportedDevice[];	/*0x08 */
 } MPI2_SUPPORTED_DEVICES_DATA, *PTR_MPI2_SUPPORTED_DEVICES_DATA,
 	Mpi2SupportedDevicesData_t, *pMpi2SupportedDevicesData_t;
 
@@ -464,7 +450,7 @@ typedef struct _MPI25_ENCRYPTED_HASH_ENTRY {
 	U8		EncryptionAlgorithm;	/*0x02 */
 	U8		Reserved1;		/*0x03 */
 	U32		Reserved2;		/*0x04 */
-	U32		EncryptedHash[1];	/*0x08 */ /* variable length */
+	U32		EncryptedHash[];	/*0x08 */
 } MPI25_ENCRYPTED_HASH_ENTRY, *PTR_MPI25_ENCRYPTED_HASH_ENTRY,
 Mpi25EncryptedHashEntry_t, *pMpi25EncryptedHashEntry_t;
 
@@ -508,7 +494,7 @@ typedef struct _MPI25_ENCRYPTED_HASH_DATA {
 	U8				NumHash;		/*0x01 */
 	U16				Reserved1;		/*0x02 */
 	U32				Reserved2;		/*0x04 */
-	MPI25_ENCRYPTED_HASH_ENTRY	EncryptedHashEntry[1];  /*0x08 */
+	MPI25_ENCRYPTED_HASH_ENTRY	EncryptedHashEntry[];	/*0x08 */
 } MPI25_ENCRYPTED_HASH_DATA, *PTR_MPI25_ENCRYPTED_HASH_DATA,
 Mpi25EncryptedHashData_t, *pMpi25EncryptedHashData_t;
 
diff --git a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
index 2c57115172..d928525911 100644
--- a/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
+++ b/drivers/scsi/mpt3sas/mpi/mpi2_ioc.h
@@ -808,12 +808,9 @@ typedef struct _MPI2_EVENT_DATA_IR_PHYSICAL_DISK {
 /*Integrated RAID Configuration Change List Event data */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check NumElements at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check NumElements at
+ *runtime before using ConfigElement[].
  */
-#ifndef MPI2_EVENT_IR_CONFIG_ELEMENT_COUNT
-#define MPI2_EVENT_IR_CONFIG_ELEMENT_COUNT          (1)
-#endif
 
 typedef struct _MPI2_EVENT_IR_CONFIG_ELEMENT {
 	U16 ElementFlags;	/*0x00 */
@@ -848,7 +845,7 @@ typedef struct _MPI2_EVENT_DATA_IR_CONFIG_CHANGE_LIST {
 	U8 ConfigNum;		/*0x03 */
 	U32 Flags;		/*0x04 */
 	MPI2_EVENT_IR_CONFIG_ELEMENT
-		ConfigElement[MPI2_EVENT_IR_CONFIG_ELEMENT_COUNT];/*0x08 */
+		ConfigElement[];/*0x08 */
 } MPI2_EVENT_DATA_IR_CONFIG_CHANGE_LIST,
 	*PTR_MPI2_EVENT_DATA_IR_CONFIG_CHANGE_LIST,
 	Mpi2EventDataIrConfigChangeList_t,
@@ -969,12 +966,9 @@ typedef struct _MPI2_EVENT_DATA_SAS_INIT_TABLE_OVERFLOW {
 /*SAS Topology Change List Event data */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check NumEntries at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check NumEntries at
+ *runtime before using PHY[].
  */
-#ifndef MPI2_EVENT_SAS_TOPO_PHY_COUNT
-#define MPI2_EVENT_SAS_TOPO_PHY_COUNT           (1)
-#endif
 
 typedef struct _MPI2_EVENT_SAS_TOPO_PHY_ENTRY {
 	U16 AttachedDevHandle;	/*0x00 */
@@ -994,7 +988,7 @@ typedef struct _MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST {
 	U8 ExpStatus;		/*0x0A */
 	U8 PhysicalPort;	/*0x0B */
 	MPI2_EVENT_SAS_TOPO_PHY_ENTRY
-	PHY[MPI2_EVENT_SAS_TOPO_PHY_COUNT];	/*0x0C */
+	PHY[];			/*0x0C */
 } MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST,
 	*PTR_MPI2_EVENT_DATA_SAS_TOPOLOGY_CHANGE_LIST,
 	Mpi2EventDataSasTopologyChangeList_t,
@@ -1229,12 +1223,9 @@ typedef struct _MPI26_EVENT_DATA_PCIE_ENUMERATION {
 /*PCIe Topology Change List Event data (MPI v2.6 and later) */
 
 /*
- *Host code (drivers, BIOS, utilities, etc.) should leave this define set to
- *one and check NumEntries at runtime.
+ *Host code (drivers, BIOS, utilities, etc.) should check NumEntries at
+ *runtime before using PortEntry[].
  */
-#ifndef MPI26_EVENT_PCIE_TOPO_PORT_COUNT
-#define MPI26_EVENT_PCIE_TOPO_PORT_COUNT        (1)
-#endif
 
 typedef struct _MPI26_EVENT_PCIE_TOPO_PORT_ENTRY {
 	U16	AttachedDevHandle;      /*0x00 */
@@ -1286,7 +1277,7 @@ typedef struct _MPI26_EVENT_DATA_PCIE_TOPOLOGY_CHANGE_LIST {
 	U8	SwitchStatus;           /*0x0A */
 	U8	PhysicalPort;           /*0x0B */
 	MPI26_EVENT_PCIE_TOPO_PORT_ENTRY
-		PortEntry[MPI26_EVENT_PCIE_TOPO_PORT_COUNT]; /*0x0C */
+		PortEntry[];            /*0x0C */
 } MPI26_EVENT_DATA_PCIE_TOPOLOGY_CHANGE_LIST,
 	*PTR_MPI26_EVENT_DATA_PCIE_TOPOLOGY_CHANGE_LIST,
 	Mpi26EventDataPCIeTopologyChangeList_t,