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UPSTREAM: spi: rockchip: remove unneeded dma_caps

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We no longer need the dma_caps since the dma driver
already clamps the burst length to the hardware limit,
so don't request and store dma_caps in device data.

Change-Id: I10782f7ffb700322929f819703c41e6c63ff8d78
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
(cherry picked from commit 058f7c509e)
This commit is contained in:
Emil Renner Berthing
2018-10-10 11:00:35 +02:00
committed by Tao Huang
parent 31e34b5993
commit 556a9b9e4d
1 changed files with 0 additions and 2 deletions
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2
drivers/spi/spi-rockchip.c
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@@ -214,7 +214,6 @@ struct rockchip_spi {
struct sg_table rx_sg;
struct rockchip_spi_dma_data dma_rx;
struct rockchip_spi_dma_data dma_tx;
struct dma_slave_caps dma_caps;
struct pinctrl_state *high_speed_state;
};
@@ -813,7 +812,6 @@ static int rockchip_spi_probe(struct platform_device *pdev)
}
if (rs->dma_tx.ch && rs->dma_rx.ch) {
dma_get_slave_caps(rs->dma_rx.ch, &(rs->dma_caps));
rs->dma_tx.addr = (dma_addr_t)(mem->start + ROCKCHIP_SPI_TXDR);
rs->dma_rx.addr = (dma_addr_t)(mem->start + ROCKCHIP_SPI_RXDR);
rs->dma_tx.direction = DMA_MEM_TO_DEV;