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| author | Robert Jarzmik <robert.jarzmik@free.fr> | 2018-06-17 19:02:05 +0200 |
|---|---|---|
| committer | Robert Jarzmik <robert.jarzmik@free.fr> | 2018-06-18 21:29:16 +0200 |
| commit | 1da10c17afd1109ae22d529c3b16d9f6de3fdbec (patch) | |
| tree | b6c1561681627078a363afd495bd4e136bc52f86 /arch/arm/mach-pxa/devices.h | |
| parent | dmaengine: pxa: use a dma slave map (diff) | |
| download | linux-1da10c17afd1109ae22d529c3b16d9f6de3fdbec.tar.xz linux-1da10c17afd1109ae22d529c3b16d9f6de3fdbec.zip | |
ARM: pxa: add dma slave map
In order to remove the specific knowledge of the dma mapping from PXA
drivers, add a default slave map for pxa architectures.
This is the first step, and once all drivers are converted,
pxad_filter_fn() will be made static, and the DMA resources removed from
device.c.
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Reported-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-pxa/devices.h')
| -rw-r--r-- | arch/arm/mach-pxa/devices.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h index 11263f7c455b..498b07bc6a3e 100644 --- a/arch/arm/mach-pxa/devices.h +++ b/arch/arm/mach-pxa/devices.h @@ -1,4 +1,8 @@ /* SPDX-License-Identifier: GPL-2.0 */ +#define PDMA_FILTER_PARAM(_prio, _requestor) (&(struct pxad_param) { \ + .prio = PXAD_PRIO_##_prio, .drcmr = _requestor }) +struct mmp_dma_platdata; + extern struct platform_device pxa_device_pmu; extern struct platform_device pxa_device_mci; extern struct platform_device pxa3xx_device_mci2; @@ -55,7 +59,7 @@ extern struct platform_device pxa3xx_device_gpio; extern struct platform_device pxa93x_device_gpio; void __init pxa_register_device(struct platform_device *dev, void *data); -void __init pxa2xx_set_dmac_info(int nb_channels, int nb_requestors); +void __init pxa2xx_set_dmac_info(struct mmp_dma_platdata *dma_pdata); struct i2c_pxa_platform_data; extern void pxa_set_i2c_info(struct i2c_pxa_platform_data *info); |