linux-kernel - [PATCH v4 0/2] spi: dw: DW SPI DMA Driver updates

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Date:   Mon, 27 Mar 2023 04:34:03 +0000
From:   Joy Chakraborty <joychakr@...gle.com>
To:     Serge Semin <fancer.lancer@...il.com>,
        Mark Brown <broonie@...nel.org>
Cc:     linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
        manugautam@...gle.com, rohitner@...gle.com,
        Joy Chakraborty <joychakr@...gle.com>
Subject: [PATCH v4 0/2] spi: dw: DW SPI DMA Driver updates

This Patch series adds support for 32 bits per word trasfers using DMA
and some defensive checks around dma controller capabilities.
---
V1 Changes : Add support for AxSize=4 bytes to support 32bits/word.
---
V1->V2 Changes : Add dma capability check to make sure address widths
are supported.
---
V2->V3 Changes : Split changes , add DMA direction check and other
cosmetic chnages.
---
V3->V4 Changes : Fix Sparce Warning
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303270715.w9sMJhIh-lkp@intel.com/
---

Joy Chakraborty (2):
  spi: dw: Add 32 bpw support to DW DMA Controller
  spi: dw: Add dma controller capability checks

 drivers/spi/spi-dw-dma.c | 67 +++++++++++++++++++++++++++++++---------
 drivers/spi/spi-dw.h     |  1 +
 2 files changed, 53 insertions(+), 15 deletions(-)

-- 
2.40.0.348.gf938b09366-goog