Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0+ */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * Copyright 2009 Sascha Hauer <s.hauer@pengutronix.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * This code is based on code copyrighted by Freescale,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * Liam Girdwood, Javier Martin and probably others.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #ifndef _IMX_PCM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #define _IMX_PCM_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/platform_data/dma-imx.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)  * Do not change this as the FIQ handler depends on this size
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define IMX_SSI_DMABUF_SIZE	(64 * 1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define IMX_DEFAULT_DMABUF_SIZE	(64 * 1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #define IMX_SAI_DMABUF_SIZE	(64 * 1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define IMX_SPDIF_DMABUF_SIZE	(64 * 1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define IMX_ESAI_DMABUF_SIZE	(256 * 1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) imx_pcm_dma_params_init_data(struct imx_dma_data *dma_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 	int dma, enum sdma_peripheral_type peripheral_type)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	dma_data->dma_request = dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 	dma_data->priority = DMA_PRIO_HIGH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	dma_data->peripheral_type = peripheral_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) struct imx_pcm_fiq_params {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	int irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	void __iomem *base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 	/* Pointer to original ssi driver to setup tx rx sizes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	struct snd_dmaengine_dai_dma_data *dma_params_rx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 	struct snd_dmaengine_dai_dma_data *dma_params_tx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #if IS_ENABLED(CONFIG_SND_SOC_IMX_PCM_DMA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) int imx_pcm_dma_init(struct platform_device *pdev, size_t size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) static inline int imx_pcm_dma_init(struct platform_device *pdev, size_t size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #if IS_ENABLED(CONFIG_SND_SOC_IMX_PCM_FIQ)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) int imx_pcm_fiq_init(struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 		struct imx_pcm_fiq_params *params);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) void imx_pcm_fiq_exit(struct platform_device *pdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) static inline int imx_pcm_fiq_init(struct platform_device *pdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 		struct imx_pcm_fiq_params *params)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 	return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) static inline void imx_pcm_fiq_exit(struct platform_device *pdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #endif /* _IMX_PCM_H */