From: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
To: Heikki Krogerus <heikki.krogerus@linux.intel.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Alexandre Torgue <alexandre.torgue@foss.st.com>
Cc: Nikita Travkin <nikita@trvn.ru>,
Neil Armstrong <neil.armstrong@linaro.org>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 1/7] usb: typec: ucsi: move ucsi_acknowledge() from ucsi_read_error()
Date: Fri, 21 Jun 2024 01:55:20 +0300 [thread overview]
Message-ID: <20240621-ucsi-rework-interface-v2-1-a399ff96bf88@linaro.org> (raw)
In-Reply-To: <20240621-ucsi-rework-interface-v2-0-a399ff96bf88@linaro.org>
As a preparation for reworking UCSI command handling, move
ucsi_acknowledge() for the failed command from ucsi_read_error() to
ucsi_exec_command().
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
drivers/usb/typec/ucsi/ucsi.c | 16 ++++++----------
1 file changed, 6 insertions(+), 10 deletions(-)
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index 134ef4e17d85..8e4d92cbd6e2 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -70,11 +70,6 @@ static int ucsi_read_error(struct ucsi *ucsi)
u16 error;
int ret;
- /* Acknowledge the command that failed */
- ret = ucsi_acknowledge(ucsi, false);
- if (ret)
- return ret;
-
ret = ucsi_exec_command(ucsi, UCSI_GET_ERROR_STATUS);
if (ret < 0)
return ret;
@@ -153,13 +148,14 @@ static int ucsi_exec_command(struct ucsi *ucsi, u64 cmd)
}
if (cci & UCSI_CCI_ERROR) {
- if (cmd == UCSI_GET_ERROR_STATUS) {
- ret = ucsi_acknowledge(ucsi, false);
- if (ret)
- return ret;
+ /* Acknowledge the command that failed */
+ ret = ucsi_acknowledge(ucsi, false);
+ if (ret)
+ return ret;
+ if (cmd == UCSI_GET_ERROR_STATUS)
return -EIO;
- }
+
return ucsi_read_error(ucsi);
}
--
2.39.2
next prev parent reply other threads:[~2024-06-20 22:55 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-20 22:55 [PATCH v2 0/7] usb: typec: ucsi: rework glue driver interface Dmitry Baryshkov
2024-06-20 22:55 ` Dmitry Baryshkov [this message]
2024-06-20 22:55 ` [PATCH v2 2/7] usb: typec: ucsi: simplify command sending API Dmitry Baryshkov
2024-06-20 22:55 ` [PATCH v2 3/7] usb: typec: ucsi: split read operation Dmitry Baryshkov
2024-06-20 22:55 ` [PATCH v2 4/7] usb: typec: ucsi: rework command execution functions Dmitry Baryshkov
2024-06-20 22:55 ` [PATCH v2 5/7] usb: typec: ucsi: inline ucsi_read_message_in Dmitry Baryshkov
2024-06-20 22:55 ` [PATCH v2 6/7] usb: typec: ucsi: extract common code for command handling Dmitry Baryshkov
2024-06-25 15:24 ` [Linux-stm32] " Fabrice Gasnier
2024-06-25 16:49 ` Dmitry Baryshkov
2024-06-27 15:49 ` Fabrice Gasnier
2024-06-27 15:58 ` Dmitry Baryshkov
2024-06-27 16:49 ` Fabrice Gasnier
2024-06-27 20:14 ` Dmitry Baryshkov
2024-06-28 9:27 ` Fabrice Gasnier
2024-06-20 22:55 ` [PATCH v2 7/7] usb: typec: ucsi: reorder operations in ucsi_run_command() Dmitry Baryshkov
2024-06-25 14:28 ` [PATCH v2 0/7] usb: typec: ucsi: rework glue driver interface Heikki Krogerus
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