Thread (1 message) 1 message, 1 author, 2018-10-12

Re: [PATCH v5 0/6] *** Add support for wifi QMI client handshakes ***

From: Kalle Valo <hidden>
Date: 2018-10-12 16:03:42
Also in: linux-arm-msm, linux-wireless

Niklas Cassel [off-list ref] writes:
On Mon, Oct 08, 2018 at 05:36:30PM -0700, Brian Norris wrote:
quoted
+ linux-msm

Hi Govind, Kalle,

On Wed, Aug 15, 2018 at 02:56:31PM +0530, Govind Singh wrote:
quoted
Add QMI client handshakes for Q6 integrated WLAN connectivity subsystem.
This module is responsible for communicating WLAN control messages to FW
over QMI interface. This patch series enables the qmi handshakes required for
WCN3990 chipset.
[...]

What's the status of this patchset? It has seen various stages of
review, and except for the fact that Govind seems to have dropped
various Reviewed-by/Acked-by tags (which Rob noticed), I don't see any
relevant feedback that should be blocking it.

I previously had concerns about the firmware boot sequence -- that it
required a Qualcomm-specific TFTP service over QRTR, which had no open
source implementations. There is now a published daemon that worked for
me [1], as well as firmware releases that loaded modem and Wifi firmware
together, such that this TFTP service is not needed at all. So my
concerns there are no longer blocking.

And I think Rob already reviewed the relevant DT bindings (but again,
Govind missed collecting that tag for this series).

So the only outstanding request I see is to collect the appropriate
tags. Should Govind resend the whole series just for that?

FWIW, I've been using this series for a while now, and I reviewed
earlier versions. I can provide this for the whole series:

Reviewed-by: Brian Norris <redacted>
Hello Kalle,

I see that this patch series has been added to your master-pending branch.
Yes, I'm very close to applying these patches now.
It seems to be lacking Brians Reviewed-by tags (from above).
Added in the pending branch.
quoted hunk
The diff between v4 and v5 is just:
+++ b/drivers/net/wireless/ath/ath10k/qmi.c
@@ -1010,10 +1010,10 @@ int ath10k_qmi_deinit(struct ath10k *ar)
        struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
        struct ath10k_qmi *qmi = ar_snoc->qmi;
 
+       qmi_handle_release(&qmi->qmi_hdl);
        cancel_work_sync(&qmi->event_work);
        destroy_workqueue(qmi->event_wq);
-       qmi_handle_release(&qmi->qmi_hdl);
-       qmi = NULL;
+       ar_snoc->qmi = NULL;
 
        return 0;
 }
I've given my Acked-by on v4:
https://patchwork.kernel.org/cover/10540111/
The change between v4 and v5 does not warrant the removal of those tags,
so please re-add them.
Added these as well.
Rob has given his Reviewed-by on the dt-binding on v4:
https://patchwork.kernel.org/patch/10540115/
The dt-binding hasn't changed between v4 and v5, so please re-add it.
And this also. Please check that everything is ok in the pending branch
I just pushed:

https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git/log/?h=pending
I also noted that kbuild test robot complain about this series on x86:
http://lists.infradead.org/pipermail/ath10k/2018-October/012268.html
Are test errors still valid?
These errors are because of my mistakes in the conflict resolutions I
did yesterday. They should be fixed now.
My patch series that makes QMI_HELPERS selectable for compile test
(e.g. x86), is queued up for 4.20~5.0:
https://git.kernel.org/pub/scm/linux/kernel/git/agross/linux.git/log/?h=qcom-drivers-for-4.20

Does this patch series make the errors go away, or are they unrelated?
Yeah, the errors reported by kbuild bot were unrelated.

BTW, I can already use COMPILE_TEST to for compiling snoc.c on x86. I do
get some warnings about QMI_HELPERS which I guess your patches fix once
they land my tree.

Thanks for all the help!

-- 
Kalle Valo
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