Release 4.12 include/linux/platform_data/dma-imx.h
/*
* Copyright 2004-2009 Freescale Semiconductor, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARCH_MXC_DMA_H__
#define __ASM_ARCH_MXC_DMA_H__
#include <linux/scatterlist.h>
#include <linux/device.h>
#include <linux/dmaengine.h>
/*
* This enumerates peripheral types. Used for SDMA.
*/
enum sdma_peripheral_type {
IMX_DMATYPE_SSI, /* MCU domain SSI */
IMX_DMATYPE_SSI_SP, /* Shared SSI */
IMX_DMATYPE_MMC, /* MMC */
IMX_DMATYPE_SDHC, /* SDHC */
IMX_DMATYPE_UART, /* MCU domain UART */
IMX_DMATYPE_UART_SP, /* Shared UART */
IMX_DMATYPE_FIRI, /* FIRI */
IMX_DMATYPE_CSPI, /* MCU domain CSPI */
IMX_DMATYPE_CSPI_SP, /* Shared CSPI */
IMX_DMATYPE_SIM, /* SIM */
IMX_DMATYPE_ATA, /* ATA */
IMX_DMATYPE_CCM, /* CCM */
IMX_DMATYPE_EXT, /* External peripheral */
IMX_DMATYPE_MSHC, /* Memory Stick Host Controller */
IMX_DMATYPE_MSHC_SP, /* Shared Memory Stick Host Controller */
IMX_DMATYPE_DSP, /* DSP */
IMX_DMATYPE_MEMORY, /* Memory */
IMX_DMATYPE_FIFO_MEMORY,/* FIFO type Memory */
IMX_DMATYPE_SPDIF, /* SPDIF */
IMX_DMATYPE_IPU_MEMORY, /* IPU Memory */
IMX_DMATYPE_ASRC, /* ASRC */
IMX_DMATYPE_ESAI, /* ESAI */
IMX_DMATYPE_SSI_DUAL, /* SSI Dual FIFO */
IMX_DMATYPE_ASRC_SP, /* Shared ASRC */
IMX_DMATYPE_SAI, /* SAI */
};
enum imx_dma_prio {
DMA_PRIO_HIGH = 0,
DMA_PRIO_MEDIUM = 1,
DMA_PRIO_LOW = 2
};
struct imx_dma_data {
int dma_request; /* DMA request line */
int dma_request2; /* secondary DMA request line */
enum sdma_peripheral_type peripheral_type;
int priority;
};
static inline int imx_dma_is_ipu(struct dma_chan *chan)
{
return !strcmp(dev_name(chan->device->dev), "ipu-core");
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sascha Hauer | 28 | 100.00% | 1 | 100.00% |
| Total | 28 | 100.00% | 1 | 100.00% |
static inline int imx_dma_is_general_purpose(struct dma_chan *chan)
{
return !strcmp(chan->device->dev->driver->name, "imx-sdma") ||
!strcmp(chan->device->dev->driver->name, "imx-dma");
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sascha Hauer | 23 | 51.11% | 1 | 33.33% |
| Shawn Guo | 14 | 31.11% | 1 | 33.33% |
| Markus Pargmann | 8 | 17.78% | 1 | 33.33% |
| Total | 45 | 100.00% | 3 | 100.00% |
#endif
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Sascha Hauer | 173 | 83.17% | 1 | 14.29% |
| Shawn Guo | 14 | 6.73% | 1 | 14.29% |
| Nicolin Chen | 13 | 6.25% | 4 | 57.14% |
| Markus Pargmann | 8 | 3.85% | 1 | 14.29% |
| Total | 208 | 100.00% | 7 | 100.00% |
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