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[35.227.180.227]) by smtp.gmail.com with UTF8SMTPSA id d2e1a72fcca58-72918bad896sm336267b3a.143.2024.12.13.15.35.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Dec 2024 15:35:58 -0800 (PST) From: Abhishek Pandit-Subedi To: heikki.krogerus@linux.intel.com, tzungbi@kernel.org, linux-usb@vger.kernel.org, chrome-platform@lists.linux.dev Cc: akuchynski@google.com, sboyd@kernel.org, pmalani@chromium.org, badhri@google.com, rdbabiera@google.com, dmitry.baryshkov@linaro.org, jthies@google.com, Abhishek Pandit-Subedi , Bill Wendling , Greg Kroah-Hartman , Justin Stitt , Nathan Chancellor , Nick Desaulniers , linux-kernel@vger.kernel.org, llvm@lists.linux.dev Subject: [PATCH v5 4/8] usb: typec: Print err when displayport fails to enter Date: Fri, 13 Dec 2024 15:35:45 -0800 Message-ID: <20241213153543.v5.4.I6cff9d767b0f8ab6458d8940941e42c920902d49@changeid> X-Mailer: git-send-email 2.47.1.613.gc27f4b7a9f-goog In-Reply-To: <20241213233552.451927-1-abhishekpandit@chromium.org> References: <20241213233552.451927-1-abhishekpandit@chromium.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Print the error reason for typec_altmode_enter so users can understand why displayport failed to enter. Signed-off-by: Abhishek Pandit-Subedi Reviewed-by: Benson Leung Reviewed-by: Heikki Krogerus --- Changes in v5: - Put dev_err on single line. - Slip clang-format a washington to look the other way. drivers/usb/typec/altmodes/displayport.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/a= ltmodes/displayport.c index 3245e03d59e6..ac84a6d64c2f 100644 --- a/drivers/usb/typec/altmodes/displayport.c +++ b/drivers/usb/typec/altmodes/displayport.c @@ -252,7 +252,7 @@ static void dp_altmode_work(struct work_struct *work) case DP_STATE_ENTER: ret =3D typec_altmode_enter(dp->alt, NULL); if (ret && ret !=3D -EBUSY) - dev_err(&dp->alt->dev, "failed to enter mode\n"); + dev_err(&dp->alt->dev, "failed to enter mode: %d\n", ret); break; case DP_STATE_ENTER_PRIME: ret =3D typec_cable_altmode_enter(dp->alt, TYPEC_PLUG_SOP_P, NULL); --=20 2.47.1.613.gc27f4b7a9f-goog