Meelis,

Yes, please revert that patch (it should never have deleted the calls to 
__constant_cpu_to_le16 (those fields are all LE in the HW/nvram)).

-Joe

-----Original Message-----
From: mr...@math.ut.ee [mailto:mr...@math.ut.ee] On Behalf Of Meelis Roos
Sent: Wednesday, June 03, 2015 1:21 AM
To: Christoph Hellwig
Cc: Chad Dupuis; Joe Carnuccio; Saurav Kashyap; Christoph Hellwig; Dept-Eng 
QLA2xxx Upstream; James E.J. Bottomley; linux-scsi; linux-kernel
Subject: Re: bisected regression: qla2xxx endianness on sparc64

On Mon, 10 Nov 2014, Christoph Hellwig wrote:

> On Mon, Nov 03, 2014 at 03:09:47PM -0500, Chad Dupuis wrote:
> > We should revert that change. What were some of the other failures 
> > you were seeing?
> 
> Can you please send me the revert ASAP?

Since QLogic is still silent on this one, I will send it to you:

Revert change that breaks QLA2XXX on big-endian systems,
__constant_cpu_to_le16() is still needed.

Signed-off-by: Meelis Roos <mr...@linux.ee>

diff --git a/drivers/scsi/qla2xxx/qla_fw.h b/drivers/scsi/qla2xxx/qla_fw.h 
index 42bb357..88d3143 100644
--- a/drivers/scsi/qla2xxx/qla_fw.h
+++ b/drivers/scsi/qla2xxx/qla_fw.h
@@ -91,7 +91,7 @@ struct nvram_24xx {
        /* Firmware Initialization Control Block. */
        uint16_t version;
        uint16_t reserved_1;
-       __le16 frame_payload_size;
+       uint16_t frame_payload_size;
        uint16_t execution_throttle;
        uint16_t exchange_count;
        uint16_t hard_address;
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c 
index 285cb20..ed973a1 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -2658,18 +2658,18 @@ qla2x00_nvram_config(scsi_qla_host_t *vha)
                        nv->firmware_options[1] = BIT_7 | BIT_5;
                        nv->add_firmware_options[0] = BIT_5;
                        nv->add_firmware_options[1] = BIT_5 | BIT_4;
-                       nv->frame_payload_size = 2048;
+                       nv->frame_payload_size = __constant_cpu_to_le16(2048);
                        nv->special_options[1] = BIT_7;
                } else if (IS_QLA2200(ha)) {
                        nv->firmware_options[0] = BIT_2 | BIT_1;
                        nv->firmware_options[1] = BIT_7 | BIT_5;
                        nv->add_firmware_options[0] = BIT_5;
                        nv->add_firmware_options[1] = BIT_5 | BIT_4;
-                       nv->frame_payload_size = 1024;
+                       nv->frame_payload_size = __constant_cpu_to_le16(1024);
                } else if (IS_QLA2100(ha)) {
                        nv->firmware_options[0] = BIT_3 | BIT_1;
                        nv->firmware_options[1] = BIT_5;
-                       nv->frame_payload_size = 1024;
+                       nv->frame_payload_size = __constant_cpu_to_le16(1024);
                }
 
                nv->max_iocb_allocation = __constant_cpu_to_le16(256); @@ 
-2705,7 +2705,7 @@ qla2x00_nvram_config(scsi_qla_host_t *vha)
         * are valid.
         */
        if (ia64_platform_is("sn2")) {
-               nv->frame_payload_size = 2048;
+               nv->frame_payload_size = __constant_cpu_to_le16(2048);
                if (IS_QLA23XX(ha))
                        nv->special_options[1] = BIT_7;
        }
@@ -5022,7 +5022,7 @@ qla24xx_nvram_config(scsi_qla_host_t *vha)
                memset(nv, 0, ha->nvram_size);
                nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
                nv->version = __constant_cpu_to_le16(ICB_VERSION);
-               nv->frame_payload_size = 2048;
+               nv->frame_payload_size = __constant_cpu_to_le16(2048);
                nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
                nv->exchange_count = __constant_cpu_to_le16(0);
                nv->hard_address = __constant_cpu_to_le16(124); @@ -5969,7 
+5969,7 @@ qla81xx_nvram_config(scsi_qla_host_t *vha)
                memset(nv, 0, ha->nvram_size);
                nv->nvram_version = __constant_cpu_to_le16(ICB_VERSION);
                nv->version = __constant_cpu_to_le16(ICB_VERSION);
-               nv->frame_payload_size = 2048;
+               nv->frame_payload_size = __constant_cpu_to_le16(2048);
                nv->execution_throttle = __constant_cpu_to_le16(0xFFFF);
                nv->exchange_count = __constant_cpu_to_le16(0);
                nv->port_name[0] = 0x21;

--
Meelis Roos (mr...@linux.ee)

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