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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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344b4c4888
This patch adds to support the DMA PL330 driver that uses DMA generic API. Samsung sound driver uses DMA generic API if architecture supports it. Otherwise, use samsung specific S3C-PL330 API driver to transfer PCM data. Signed-off-by: Boojin Kim <boojin.kim@samsung.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Acked-by: Vinod Koul <vinod.koul@intel.com> Cc: Jassi Brar <jassisinghbrar@gmail.com> Cc: Liam Girdwood <lrg@ti.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> [kgene.kim@samsung.com: removed useless variable] Signed-off-by: Kukjin Kim <kgene.kim@samsung.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
105 lines
2.0 KiB
C
105 lines
2.0 KiB
C
/*
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* Copyright (C) 2010 Samsung Electronics Co. Ltd.
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* Jaswinder Singh <jassi.brar@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __DMA_PL330_H_
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#define __DMA_PL330_H_ __FILE__
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/*
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* PL330 can assign any channel to communicate with
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* any of the peripherals attched to the DMAC.
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* For the sake of consistency across client drivers,
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* We keep the channel names unchanged and only add
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* missing peripherals are added.
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* Order is not important since DMA PL330 API driver
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* use these just as IDs.
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*/
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enum dma_ch {
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DMACH_UART0_RX,
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DMACH_UART0_TX,
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DMACH_UART1_RX,
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DMACH_UART1_TX,
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DMACH_UART2_RX,
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DMACH_UART2_TX,
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DMACH_UART3_RX,
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DMACH_UART3_TX,
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DMACH_UART4_RX,
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DMACH_UART4_TX,
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DMACH_UART5_RX,
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DMACH_UART5_TX,
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DMACH_USI_RX,
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DMACH_USI_TX,
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DMACH_IRDA,
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DMACH_I2S0_RX,
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DMACH_I2S0_TX,
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DMACH_I2S0S_TX,
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DMACH_I2S1_RX,
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DMACH_I2S1_TX,
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DMACH_I2S2_RX,
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DMACH_I2S2_TX,
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DMACH_SPI0_RX,
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DMACH_SPI0_TX,
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DMACH_SPI1_RX,
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DMACH_SPI1_TX,
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DMACH_SPI2_RX,
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DMACH_SPI2_TX,
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DMACH_AC97_MICIN,
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DMACH_AC97_PCMIN,
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DMACH_AC97_PCMOUT,
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DMACH_EXTERNAL,
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DMACH_PWM,
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DMACH_SPDIF,
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DMACH_HSI_RX,
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DMACH_HSI_TX,
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DMACH_PCM0_TX,
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DMACH_PCM0_RX,
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DMACH_PCM1_TX,
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DMACH_PCM1_RX,
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DMACH_PCM2_TX,
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DMACH_PCM2_RX,
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DMACH_MSM_REQ3,
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DMACH_MSM_REQ2,
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DMACH_MSM_REQ1,
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DMACH_MSM_REQ0,
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DMACH_SLIMBUS0_RX,
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DMACH_SLIMBUS0_TX,
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DMACH_SLIMBUS0AUX_RX,
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DMACH_SLIMBUS0AUX_TX,
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DMACH_SLIMBUS1_RX,
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DMACH_SLIMBUS1_TX,
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DMACH_SLIMBUS2_RX,
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DMACH_SLIMBUS2_TX,
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DMACH_SLIMBUS3_RX,
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DMACH_SLIMBUS3_TX,
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DMACH_SLIMBUS4_RX,
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DMACH_SLIMBUS4_TX,
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DMACH_SLIMBUS5_RX,
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DMACH_SLIMBUS5_TX,
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/* END Marker, also used to denote a reserved channel */
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DMACH_MAX,
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};
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struct s3c2410_dma_client {
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char *name;
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};
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static inline bool samsung_dma_has_circular(void)
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{
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return true;
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}
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static inline bool samsung_dma_is_dmadev(void)
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{
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return true;
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}
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#include <plat/dma-ops.h>
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#endif /* __DMA_PL330_H_ */
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