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From: Devendra K Verma <devendra.verma@amd.com>
To: <bhelgaas@google.com>, <mani@kernel.org>, <vkoul@kernel.org>
Cc: <dmaengine@vger.kernel.org>, <linux-pci@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <michal.simek@amd.com>,
	<Devendra.Verma@amd.com>
Subject: [PATCH v12 0/2] Add AMD MDB Endpoint and non-LL mode Support
Date: Tue, 10 Mar 2026 18:00:53 +0530	[thread overview]
Message-ID: <20260310123055.2863727-1-devendra.verma@amd.com> (raw)

This series of patch support the following:

 - AMD MDB Endpoint Support, as part of this patch following are
   added:
   o AMD supported device ID and vendor ID (Xilinx)
   o AMD MDB specific driver data
   o AMD specific VSEC capabilities to retrieve the base of
     phys address of MDB side DDR
   o Logic to assign the offsets to LL and data blocks if
     more number of channels are enabled than configured
     in the given pci_data struct.

 - Addition of non-LL mode
   o The IP supported non-LL mode functions
   o Flexibility to choose non-LL mode via dma_slave_config
     param peripheral_config, by the client for all the vendors
     using HDMA IP.
   o Allow IP utilization if LL mode is not available

Devendra K Verma (2):
  dmaengine: dw-edma: Add AMD MDB Endpoint Support
  dmaengine: dw-edma: Add non-LL mode

 drivers/dma/dw-edma/dw-edma-core.c    |  47 +++++-
 drivers/dma/dw-edma/dw-edma-core.h    |   1 +
 drivers/dma/dw-edma/dw-edma-pcie.c    | 220 +++++++++++++++++++++++---
 drivers/dma/dw-edma/dw-hdma-v0-core.c |  65 +++++++-
 drivers/dma/dw-edma/dw-hdma-v0-regs.h |   1 +
 include/linux/dma/edma.h              |   1 +
 6 files changed, 313 insertions(+), 22 deletions(-)

-- 
2.43.0


             reply	other threads:[~2026-03-10 12:31 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-10 12:30 Devendra K Verma [this message]
2026-03-10 12:30 ` [PATCH v12 1/2] dmaengine: dw-edma: Add AMD MDB Endpoint Support Devendra K Verma
2026-03-10 18:59   ` Frank Li
2026-03-10 12:30 ` [PATCH v12 2/2] dmaengine: dw-edma: Add non-LL mode Devendra K Verma
2026-03-10 19:47   ` Frank Li
2026-03-11  8:41     ` Verma, Devendra

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