From: Sumit Kumar <sumit.kumar@oss.qualcomm.com>
To: Manivannan Sadhasivam <mani@kernel.org>
Cc: Krishna Chaitanya Chundru <krishna.chundru@oss.qualcomm.com>,
Akhil Vinod <akhil.vinod@oss.qualcomm.com>,
Subramanian Ananthanarayanan
<subramanian.ananthanarayanan@oss.qualcomm.com>,
linux-kernel@vger.kernel.org, mhi@lists.linux.dev,
linux-arm-msm@vger.kernel.org, quic_vpernami@quicinc.com,
Sumit Kumar <sumit.kumar@oss.qualcomm.com>
Subject: [PATCH 0/2] bus: mhi: Add loopback driver for host & ep
Date: Tue, 23 Sep 2025 12:07:40 +0530 [thread overview]
Message-ID: <20250923-loopback_mhi-v1-0-8618f31f44aa@oss.qualcomm.com> (raw)
This series add MHI loopback drivers to enable comprehensive testing and
validation of MHI data path functionality between host controllers and
endpoint devices. The drivers support configurable transfer sizes, TRE
chaining, and provide real-time status reporting for thorough testing.
Signed-off-by: Sumit Kumar <sumit.kumar@oss.qualcomm.com>
---
Sumit Kumar (2):
bus: mhi: host: Add loopback driver with sysfs interface
bus: mhi: ep: Add loopback driver for data path testing
drivers/bus/mhi/ep/Kconfig | 8 +
drivers/bus/mhi/ep/Makefile | 1 +
drivers/bus/mhi/ep/mhi_ep_loopback.c | 132 +++++++++++++
drivers/bus/mhi/host/Kconfig | 7 +
drivers/bus/mhi/host/Makefile | 1 +
drivers/bus/mhi/host/mhi_loopback.c | 348 +++++++++++++++++++++++++++++++++++
6 files changed, 497 insertions(+)
---
base-commit: e6b9dce0aeeb91dfc0974ab87f02454e24566182
change-id: 20250903-loopback_mhi-dee55ff0d462
Best regards,
--
Sumit Kumar <sumit.kumar@oss.qualcomm.com>
next reply other threads:[~2025-09-23 6:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-23 6:37 Sumit Kumar [this message]
2025-09-23 6:37 ` [PATCH 1/2] bus: mhi: host: Add loopback driver with sysfs interface Sumit Kumar
2025-09-29 9:14 ` Markus Elfring
2025-09-23 6:37 ` [PATCH 2/2] bus: mhi: ep: Add loopback driver for data path testing Sumit Kumar
2025-09-28 19:10 ` kernel test robot
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