Re: bisected regression: qla2xxx endianness on sparc64

From: Meelis Roos
Date: Wed Jun 03 2015 - 04:17:54 EST


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 <mroos@xxxxxxxx>

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 (mroos@xxxxxxxx)
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