Hi Martin,
Thanks for your input, and for the link to your nice writeup.
On Thu, May 9, 2013 at 7:43 PM, Martin K. Petersen
wrote:
>> "Ronnie" == ronnie sahlberg writes:
>
> Ronnie> * please have a look at the tests and the test results I linked
> Ronnie> to above. I currently have quite
On Wed, May 01, 2013 at 12:52:47PM -0700, Tim Chen wrote:
> Currently the CRC-T10DIF checksum is computed using a generic table lookup
> algorithm. By switching the checksum to PCLMULQDQ based computation,
> we can speedup the computation by 8x for checksumming 512 bytes and
> even more for larger
On 5/13/2013 3:29 PM, Martin K. Petersen wrote:
> others. We see cases fairly often where a misbehaving target has
> confused the HBA enough that we can not bring the device back without
> doing an HBA firmware reset. Despite I/O completing successfully on
> other targets connected to the same HBA
> "Jeremy" == Jeremy Linton writes:
Jeremy> Well, how about generating std inquiry against them if they are
Jeremy> idle and the given HBA has a device in error state? Then you can
Jeremy> make a rough approximation of what has failed, and escalate the
Jeremy> error handling if all the device
On Mon, May 13, 2013 at 9:08 AM, Jiang Liu wrote:
> From: Gu Zheng
> diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
> index 4f0bc0a..bc075a3 100644
> --- a/drivers/pci/probe.c
> +++ b/drivers/pci/probe.c
> @@ -1131,6 +1131,7 @@ static void pci_release_dev(struct device *dev)
> str
On Mon, May 13, 2013 at 6:58 PM, Jeremy Linton wrote:
> On 5/13/2013 10:03 AM, Hannes Reinecke wrote:
>> The other LUNs haven't reported an error. But how do you know whether they
>> are still okay? The other LUNs might simply be idle, and no commands have
>> been send to them.
>
> Well, h
From: Gu Zheng
From: Gu Zheng
Use the new pci_alloc_dev(bus) to replace the existing using of
alloc_pci_dev(void).
v2:
Follow Bjorn's correction to move pci_bus_put() to
pci_release_dev() instead.
Signed-off-by: Gu Zheng
Cc: Benjamin Herrenschmidt
Cc: Paul Mackerras
Cc: "David S. Mill
On 5/13/2013 10:03 AM, Hannes Reinecke wrote:
> The other LUNs haven't reported an error. But how do you know whether they
> are still okay? The other LUNs might simply be idle, and no commands have
> been send to them.
Well, how about generating std inquiry against them if they are idle
> -Original Message-
> From: linux-scsi-ow...@vger.kernel.org [mailto:linux-scsi-
> ow...@vger.kernel.org] On Behalf Of Ewan Milne
> Sent: Friday, 10 May, 2013 11:59 AM
> To: Hannes Reinecke
> Cc: Baruch Even; Martin K. Petersen; linux-scsi; michaelc
> Subject: Re: [PATCH] scsi: Allow err
On 05/13/2013 04:40 PM, Jeremy Linton wrote:
> On 5/13/2013 12:46 AM, Hannes Reinecke wrote:
>
>> True. But and the end of the day, we _do_ want to recover the failed LUN.
>> If we were to disable that faulty LUN and continue running with the others
>> we won't have a chance of _ever_ recovering t
On 5/13/2013 12:46 AM, Hannes Reinecke wrote:
> True. But and the end of the day, we _do_ want to recover the failed LUN.
> If we were to disable that faulty LUN and continue running with the others
> we won't have a chance of _ever_ recovering that one LUN.
I don't buy this. Especially f
On Monday, May 13, 2013, Dolev Raviv wrote:
> This patch series clusters the latest version of all the UFS patches in the
> SCSI mailing list. It gives a stable functional base line for the UFS driver.
>
> It includes the following versions:
> > [PATCH 1/2] Documentation: devicetree: Add DT bindin
The response UPIU length should be in DWORD and not in bytes.
Signed-off-by: Maya Erez
Signed-off-by: Sujit Reddy Thumma
Signed-off-by: Dolev Raviv
Tested-by: Dolev Raviv
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 4ddc8be..7ce40a5 100644
--- a/drivers/scsi/ufs/uf
Retry FDISC a max of 6 times. Introduce new events to handle vport
login fails due to max logins to fabric/switch.
Signed-off-by: Anil Gurumurthy
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_fcs_lport.c | 19 +--
1 file changed, 17 insertions(+), 2 deletions(-)
di
It makes interrupt setting more flexible especially
for disabling. And wrong bit mask is fixed for ver 1.0.
[17:16] is added for mask.
Signed-off-by: Seungwon Jeon
Tested-by: Maya Erez
Acked-by: Santosh Y
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 3946b9d..c342a38
Simplify operations with hiding mmio_base.
Signed-off-by: Seungwon Jeon
Tested-by: Maya Erez
Acked-by: Santosh Y
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 7ce40a5..3946b9d 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -71,7 +71,7 @@ en
Allow UFS device to complete its initialization and accept
SCSI commands by setting fDeviceInit flag. The device may take
time for this operation and hence the host should poll until
fDeviceInit flag is toggled to zero. This step is mandated by
UFS device specification for device initialization com
Link start-up requires long time with multiphase handshakes
between UFS host and device. This affects driver's probe time.
This patch let link start-up run asynchronously. Link start-up
will be executed at the end of prove separately.
Along with this change, the following is worked.
Defined comple
As part of device initialization sequence, sending NOP OUT UPIU and
waiting for NOP IN UPIU response is mandatory. This confirms that the
device UFS Transport (UTP) layer is functional and the host can configure
the device with further commands. Add support for sending NOP OUT UPIU to
check the dev
There is no need to check the version to clear
the interrupt status. And the order is changed
prior to actual handling.
Signed-off-by: Seungwon Jeon
Tested-by: Maya Erez
Acked-by: Santosh Y
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index c342a38..f4293d1 100644
--- a/d
Compatible list is used in commit 03b1781 but is not documented.
Add necessary device tree bindings to describe on-chip UFS host
controllers.
Signed-off-by: Sujit Reddy Thumma
diff --git a/Documentation/devicetree/bindings/ufs/ufshcd-pltfrm.txt
b/Documentation/devicetree/bindings/ufs/ufshcd-plt
This patch series clusters the latest version of all the UFS patches in the
SCSI mailing list. It gives a stable functional base line for the UFS driver.
It includes the following versions:
> [PATCH 1/2] Documentation: devicetree: Add DT bindings for UFS host
> controller
> [PATCH 2/2] scsi: ufs:
Fix endianess issue on Big-endian architecture for firmware statistics
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_ioc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c
index c31cb3c..a4f3741 100644
--- a/
D-Port is a new port type created with the intention of running link
level diagnostic tests like loopback, traffic test. In static D-port
mode, user configures the port to D-port mode and starts the test, but
in dynamic D-port, once the Brocade switch port is configured to
D-port, it will reject th
Hi James,
Re-submitting the patch sets, Update the driver version to 3.2.21.0 and
Update the driver version to 3.2.21.1.
It includes bug-fixes, changes to use firmware version 3.2.1.0, adds new
features such as Forward Error Correction, FC BB credit recovery, dynamic
diagnostic Port (D-port), enabl
Resending the patch as it didn't make the linux-scsi list.
This patch fixes fcs rport state machine to address ocassional Brocade
FC Direct Attach LUN discovery failure due to not sending PLOGI accept
to the target.
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_fcs_rport.c | 4 ++--
This patch includes changes to 1) Enable/disable fc credit recovery on
Brocade FC adapter port operating at max supported speed. 2) Get credit
recovery status and stats related to credit loss and recovered credits
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_defs.h | 10 +
Disassoicate path_tov in the driver with the dev_loss_tmo set by the
application.
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfad_attr.c | 33 +++--
1 file changed, 7 insertions(+), 26 deletions(-)
diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/
Get RDS drop interrupts and REC (Read Exchange Concise) related stats
from firmware.
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_defs_svc.h | 12
1 file changed, 12 insertions(+)
diff --git a/drivers/scsi/bfa/bfa_defs_svc.h b/drivers/scsi/bfa/bfa_defs_svc.h
index 3e8
Update bfa driver version to 3.2.21.1
Update bfa to use firmware image versions 3.2.1.0
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfad.c | 6 +++---
drivers/scsi/bfa/bfad_drv.h | 2 +-
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/bfa/bfad.c b/drive
The WARN_ON condition check in IO completion path is wrong. IOtags
returned by the firmware is compared with driver/bfa iotag after masking
the retry count bits.
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_fcpim.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a
Allow processing completions from firmware during IOC_DISABLE request is
being processed by the firmware, by setting the queue_process flag
appropriately.
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drive
On Xen kernels, if ATC (address translation cache) is enabled, the
first PCIe DMA read from the adapter fails with an error. This is due to
a bug ASIC, which leads to a failure of 1860 ports to be initialised.
This patch includes the fix to disable Invalidated Tag Match Enable
capability by settin
Root cause: When kernel crashes, On brocade 815/825 adapters,
bfa IOC state machine and FW doesn't get a notification and
hence are not cleanly shutdown. So registers holding driver/IOC
state information are not reset back to valid disabled/parking
values. This causes subsequent driver initializat
Replaced usage of void * with u64 in data structure shared between
brocade user space libraries and the bfa driver to address pointer
size changes across 32-bit vs 64-bit to have the compatibility between
32bit library and 64bit driver and vice versa.
Signed-off-by: Vijaya Mohan Guvva
---
driver
This patch includes changes to get FC HBA feature Forward Error
Correction (FEC) (enabled at 16Gig speed) status from firmware and to
return to brocade HBA management utility.
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_defs_svc.h | 15 +--
drivers/scsi/bfa/bfa_svc.c
Resending the patch as it didn't make the link-scsi list.
When a switch disable/enable or a reboot is done, the HBA port gets an
offline and a subsequent online notification. When the port comes up a
link up notification is sent to bfa from the firmware. The bfa then send
an FLOGI to the firmware
1. While FRU VPD data update, inform firmware to send a completion event
on I2C bus. Without this change, firmware used to send completion
message on I2C bus for every chunk of FRU VPD update.
2. Support for FRU VPN update on CHINOOK2 cards.
3. Append port count to the model name to different
Update addl. fields in FDMI to confirm to FC-GS6 standard for RPA and
RHBA commands.
Signed-off-by: Anil Gurumurthy
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_fc.h| 15
drivers/scsi/bfa/bfa_fcs.h | 21 -
drivers/scsi/bfa/bfa_fcs_lport.c | 190 +++
Fix bug_on condition check in RPSC (Report Port Speed Capabilities)
response processing.
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_fcs_rport.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/bfa/bfa_fcs_rport.c b/drivers/scsi/bfa/bfa_fcs_rpo
This patch enables support for chinook quad port 16G FC card (falcon)
Signed-off-by: Vijaya Mohan Guvva
---
drivers/scsi/bfa/bfa_defs.h | 5 -
drivers/scsi/bfa/bfa_ioc.c | 1 +
drivers/scsi/bfa/bfad.c | 8
3 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/s
On Thu, May 2, 2013 at 8:30 AM, Jingoo Han wrote:
> This patch uses module_platform_driver_probe() macro which makes
> the code smaller and simpler.
>
> Acked-by: Geert Uytterhoeven
> Signed-off-by: Jingoo Han
James, will you take this one? Or shall I queue it in the m68k tree?
Thx!
Gr{oetje,e
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