linux-kernel - [PATCH v2 04/11] mmc: bcm2835: stop setting chan_config->slave

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Message-Id: <20211122222203.4103644-5-arnd@kernel.org>
Date:   Mon, 22 Nov 2021 23:21:56 +0100
From:   Arnd Bergmann <arnd@...nel.org>
To:     Vinod Koul <vkoul@...nel.org>
Cc:     Arnd Bergmann <arnd@...db.de>, Andy Gross <agross@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Baolin Wang <baolin.wang7@...il.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Chunyan Zhang <zhang.lyra@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Hyun Kwon <hyun.kwon@...inx.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Jon Hunter <jonathanh@...dia.com>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Laxman Dewangan <ldewangan@...dia.com>,
        Manivannan Sadhasivam <mani@...nel.org>,
        Mark Brown <broonie@...nel.org>,
        Michal Simek <michal.simek@...inx.com>,
        Nicolas Saenz Julienne <nsaenz@...nel.org>,
        Orson Zhai <orsonzhai@...il.com>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Scott Branden <sbranden@...adcom.com>,
        Takashi Iwai <tiwai@...e.com>,
        Thierry Reding <thierry.reding@...il.com>,
        alsa-devel@...a-project.org, bcm-kernel-feedback-list@...adcom.com,
        dmaengine@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-mmc@...r.kernel.org, linux-mtd@...ts.infradead.org,
        linux-rpi-kernel@...ts.infradead.org, linux-serial@...r.kernel.org,
        linux-spi@...r.kernel.org, linux-staging@...ts.linux.dev,
        linux-tegra@...r.kernel.org
Subject: [PATCH v2 04/11] mmc: bcm2835: stop setting chan_config->slave_id

From: Arnd Bergmann <arnd@...db.de>

The field is not interpreted by the DMA engine driver, as all the data
is passed from devicetree instead. Remove the assignment so the field
can eventually be deleted.

Reviewed-by: Nicolas Saenz Julienne <nsaenz@...nel.org>
Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
 drivers/mmc/host/bcm2835.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/mmc/host/bcm2835.c b/drivers/mmc/host/bcm2835.c
index 8c2361e66277..463b707d9e99 100644
--- a/drivers/mmc/host/bcm2835.c
+++ b/drivers/mmc/host/bcm2835.c
@@ -1293,14 +1293,12 @@ static int bcm2835_add_host(struct bcm2835_host *host)
 
 		host->dma_cfg_tx.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
 		host->dma_cfg_tx.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
-		host->dma_cfg_tx.slave_id = 13;		/* DREQ channel */
 		host->dma_cfg_tx.direction = DMA_MEM_TO_DEV;
 		host->dma_cfg_tx.src_addr = 0;
 		host->dma_cfg_tx.dst_addr = host->phys_addr + SDDATA;
 
 		host->dma_cfg_rx.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
 		host->dma_cfg_rx.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
-		host->dma_cfg_rx.slave_id = 13;		/* DREQ channel */
 		host->dma_cfg_rx.direction = DMA_DEV_TO_MEM;
 		host->dma_cfg_rx.src_addr = host->phys_addr + SDDATA;
 		host->dma_cfg_rx.dst_addr = 0;
-- 
2.29.2