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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=F8JnsKhN c=1 sm=1 tr=0 ts=6a97dd40 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=gxl3bz0cAAAA:8 a=EUspDBNiAAAA:8 a=vq9KN19LKcxqXYNRiqoA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 a=kiRiLd-pWN9FGgpmzFdl:22 X-Proofpoint-GUID: eAEI12jvvgisffvkBkxw-RH4Le2U_Mll X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAyMDA3MyBTYWx0ZWRfX7zMjyjJn+fzU 1dFmIRMrzKV5osJfvnFavWtLZkLcXuO4VEx+sPcXMFbRUC96/S8UtGDQHkb/hFcJkD1oujy51WP gOk/kF/FevsZf2jjtwRL6KzV8gNm5N8= X-Proofpoint-ORIG-GUID: eAEI12jvvgisffvkBkxw-RH4Le2U_Mll X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAyMDA3MyBTYWx0ZWRfX5qnnk9kN2TRM fGaThvjiRsx2UYrHgT3LlsNqkk4PTrlf8zC8NKtieCBZ5484q/Pf2RcH7HfPadwAul2LIoa8vqj lbbN9VGpqP6ujZQS4EYJSMcXoS1RZ4iaHuQ1wRi/yiEDXhN/mW5wK79hAQQcol4HvKjpod2AUHg HO2mi4goxk9dhsKace8w1Rg6wc5cW75FYkOgumUR46TPj7QydH/55ZlKEMggkDKWE/xHloQXj8Z Eqzb+oIHdJfTO1q6ZSyW+whc2sMAeQFaO6qg0kQFaRiTyq5APb6nuW4EE595bRmJTU5EYYxp3GI W7hic/T1nPjGtwHkI31to4Y5TTdCzHVqMXCm+t1LFLT1faaMG2Rw99TIF+e20O4ocsvG95/6vlH v9nSB4tGZmONVBBo4dt1JLwcdibhlKmjf+b9J4bIZUV5U4wtdT5a2Ee80AhToZUNB5cHkwod3bk RguT+RGFVXY4zwoZzNg== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-02_01,2026-09-01_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 impostorscore=0 adultscore=0 malwarescore=0 suspectscore=0 clxscore=1015 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609020073 On 7/18/26 7:06 PM, Jens Glathe via B4 Relay wrote: > From: Jens Glathe > > The config regs seem to need a few ms to propagate the changes through the > system (like, PLLs). This improves the hotplug dp altmode success rate > on the Lenovo 40B0 dock to 100%. > > Tested with T14s G6 and 40B0 dock on the HDMI port with a type-c host cable. > > Assisted-by: Gemini:3 > Signed-off-by: Jens Glathe > --- > drivers/usb/typec/mux/ps883x.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/usb/typec/mux/ps883x.c b/drivers/usb/typec/mux/ps883x.c > index 3533d4f363286..3ca2952e6a0a3 100644 > --- a/drivers/usb/typec/mux/ps883x.c > +++ b/drivers/usb/typec/mux/ps883x.c > @@ -185,6 +185,8 @@ static int ps883x_configure(struct ps883x_retimer *retimer, int cfg0, > return ret; > } > > + usleep_range(20000, 30000); I learned our firmware (which drives the retimer on Glymur, instead of the OS) does that as well. With Heikki's comment addresed: Reviewed-by: Konrad Dybcio Konrad