diff options
| author | Robin Gong <yibin.gong@nxp.com> | 2019-06-25 12:43:19 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2019-07-03 10:58:22 +0300 |
| commit | af802728e4ab0764b2a26960a30f4cbe358a3b95 (patch) | |
| tree | ad0aed00f14cf9e91a35cd69824994ae9f155e9d /drivers/dma/fsl-edma-common.h | |
| parent | fc4a9030788548414ccdd9d04aa457d4e027ecaa (diff) | |
| download | linux-af802728e4ab0764b2a26960a30f4cbe358a3b95.tar.xz | |
dmaengine: fsl-edma: add drvdata for fsl-edma
There are some differences between vf610 and next i.mx7ulp. Put such
differences into static driver data for distinguishing easily at
driver level. Change mcf-edma accordingly.
Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Tested-by: Angelo Dureghello <angelo@sysam.it>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/fsl-edma-common.h')
| -rw-r--r-- | drivers/dma/fsl-edma-common.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/dma/fsl-edma-common.h b/drivers/dma/fsl-edma-common.h index c53f76eeb4d3..4e175560292c 100644 --- a/drivers/dma/fsl-edma-common.h +++ b/drivers/dma/fsl-edma-common.h @@ -7,6 +7,7 @@ #define _FSL_EDMA_COMMON_H_ #include <linux/dma-direction.h> +#include <linux/platform_device.h> #include "virt-dma.h" #define EDMA_CR_EDBG BIT(1) @@ -140,17 +141,24 @@ enum edma_version { v2, /* 64ch Coldfire */ }; +struct fsl_edma_drvdata { + enum edma_version version; + u32 dmamuxs; + int (*setup_irq)(struct platform_device *pdev, + struct fsl_edma_engine *fsl_edma); +}; + struct fsl_edma_engine { struct dma_device dma_dev; void __iomem *membase; void __iomem *muxbase[DMAMUX_NR]; struct clk *muxclk[DMAMUX_NR]; struct mutex fsl_edma_mutex; + const struct fsl_edma_drvdata *drvdata; u32 n_chans; int txirq; int errirq; bool big_endian; - enum edma_version version; struct edma_regs regs; struct fsl_edma_chan chans[]; }; |