From: Stephen Boyd <swboyd@chromium.org>
To: Elliot Berman <eberman@codeaurora.org>,
agross@kernel.org, bjorn.andersson@linaro.org,
saiprakash.ranjan@codeaurora.org
Cc: Elliot Berman <eberman@codeaurora.org>,
tsoni@codeaurora.org, sidgup@codeaurora.org,
psodagud@codeaurora.org, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 08/18] firmware: qcom_scm-64: Remove qcom_scm_call_do_smccc
Date: Fri, 15 Nov 2019 15:45:16 -0800 [thread overview]
Message-ID: <5dcf388d.1c69fb81.bfc02.59ab@mx.google.com> (raw)
In-Reply-To: <1573593774-12539-9-git-send-email-eberman@codeaurora.org>
Quoting Elliot Berman (2019-11-12 13:22:44)
> Remove thin wrapper to qcom_scm_call_do_smccc because it doesn't do
> enough of anything interesting to dedicate its own function.
>
> Signed-off-by: Elliot Berman <eberman@codeaurora.org>
> ---
I don't see the need for this patch. The function was split out in a
patch earlier this year because it was too nested in the calling
function.
> drivers/firmware/qcom_scm-64.c | 46 ++++++++++++++++++------------------------
> 1 file changed, 20 insertions(+), 26 deletions(-)
>
> diff --git a/drivers/firmware/qcom_scm-64.c b/drivers/firmware/qcom_scm-64.c
> index f0a5f24..4131093 100644
> --- a/drivers/firmware/qcom_scm-64.c
> +++ b/drivers/firmware/qcom_scm-64.c
> @@ -90,31 +90,6 @@ static void __qcom_scm_call_do_quirk(const struct qcom_scm_desc *desc,
> } while (res->a0 == QCOM_SCM_INTERRUPTED);
> }
>
> -static void qcom_scm_call_do_smccc(const struct qcom_scm_desc *desc,
> - struct arm_smccc_res *res, u64 x5, bool atomic)
> -{
> - int retry_count = 0;
Maybe this can be unsigned given that it's a counter that only
increments.
> -
> - if (atomic) {
> - __qcom_scm_call_do_quirk(desc, res, x5, ARM_SMCCC_FAST_CALL);
> - return;
> - }
> -
> - do {
> - mutex_lock(&qcom_scm_lock);
> -
> - __qcom_scm_call_do_quirk(desc, res, x5, ARM_SMCCC_STD_CALL);
> -
> - mutex_unlock(&qcom_scm_lock);
> -
> - if (res->a0 == QCOM_SCM_V2_EBUSY) {
> - if (retry_count++ > QCOM_SCM_EBUSY_MAX_RETRY)
> - break;
> - msleep(QCOM_SCM_EBUSY_WAIT_MS);
> - }
> - } while (res->a0 == QCOM_SCM_V2_EBUSY);
> -}
> -
> static int ___qcom_scm_call_smccc(struct device *dev,
> struct qcom_scm_desc *desc, bool atomic)
> {
next prev parent reply other threads:[~2019-11-15 23:45 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-12 21:22 [PATCH v2 00/18] Restructure, improve target support for qcom_scm driver Elliot Berman
2019-11-12 21:22 ` [PATCH v2 01/18] firmware: qcom_scm: Rename macros and structures Elliot Berman
2019-11-15 23:27 ` Stephen Boyd
2019-11-16 1:19 ` eberman
2019-11-19 21:47 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 02/18] firmware: qcom_scm: Add funcnum IDs Elliot Berman
2019-11-15 23:30 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 03/18] firmware: qcom_scm-64: Make SMCCC macros less magical Elliot Berman
2019-11-15 22:43 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 04/18] firmware: qcom_scm: Apply consistent naming scheme to command IDs Elliot Berman
2019-11-15 22:45 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 05/18] firmware: qcom_scm: Remove unused qcom_scm_get_version Elliot Berman
2019-11-15 22:45 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 06/18] firmware: qcom_scm-64: Move svc/cmd/owner into qcom_scm_desc Elliot Berman
2019-11-15 23:40 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 07/18] firmware: qcom_scm-64: Add SCM results to descriptor Elliot Berman
2019-11-15 23:42 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 08/18] firmware: qcom_scm-64: Remove qcom_scm_call_do_smccc Elliot Berman
2019-11-15 23:45 ` Stephen Boyd [this message]
2019-11-12 21:22 ` [PATCH v2 09/18] firmware: qcom_scm-64: Move SMC register filling to qcom_scm_call_smccc Elliot Berman
2019-11-15 23:57 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 10/18] firmware: qcom_scm-64: Improve SMC convention detection Elliot Berman
2019-11-16 0:21 ` Stephen Boyd
2019-11-16 1:29 ` eberman
2019-11-19 21:49 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 11/18] firmware: qcom_scm-32: Use SMC arch wrappers Elliot Berman
2019-11-16 0:41 ` Stephen Boyd
2019-12-12 19:45 ` Elliot Berman
2019-11-12 21:22 ` [PATCH v2 12/18] firmware: qcom_scm-32: Use qcom_scm_desc in non-atomic calls Elliot Berman
2019-11-19 22:03 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 13/18] firmware: qcom_scm-32: Move SMCCC register filling to qcom_scm_call Elliot Berman
2019-11-19 22:05 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 14/18] firmware: qcom_scm-32: Create common legacy atomic call Elliot Berman
2019-11-19 22:11 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 15/18] firmware: qcom_scm-32: Add device argument to atomic calls Elliot Berman
2019-11-19 22:13 ` Stephen Boyd
2019-11-12 21:22 ` [PATCH v2 16/18] firmware: qcom_scm: Remove thin wrappers Elliot Berman
2019-11-12 21:22 ` [PATCH v2 17/18] firmware: qcom_scm: Dynamically support SMCCC and legacy conventions Elliot Berman
2019-11-12 21:22 ` [PATCH v2 18/18] firmware: qcom_scm: Order functions, definitions by service/command Elliot Berman
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5dcf388d.1c69fb81.bfc02.59ab@mx.google.com \
--to=swboyd@chromium.org \
--cc=agross@kernel.org \
--cc=bjorn.andersson@linaro.org \
--cc=eberman@codeaurora.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=psodagud@codeaurora.org \
--cc=saiprakash.ranjan@codeaurora.org \
--cc=sidgup@codeaurora.org \
--cc=tsoni@codeaurora.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).