On Sat, Jan 09, 2016 at 12:45:11PM +0000, Mans Rullgard wrote:
> As struct mci_dma_data is now only used by AVR32, it is nothing but
> pointless indirection. Replace it with struct dw_dma_slave in the
> AVR32 platform code and with a void pointer elsewhere.
>
> Signed-off-by: Mans Rullgard <mans@xxxxxxxxx>
Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxx>
> ---
> Changes:
> - rebase onto v4.4-rc8: some members of struct dw_dma_slave had been
> renamed in an unsubmitted patch
> ---
> arch/avr32/mach-at32ap/at32ap700x.c | 21 ++++++++++-----------
> drivers/mmc/host/atmel-mci.c | 1 -
> include/linux/atmel-mci.h | 2 +-
> include/linux/platform_data/mmc-atmel-mci.h | 22 ----------------------
> 4 files changed, 11 insertions(+), 35 deletions(-)
> delete mode 100644 include/linux/platform_data/mmc-atmel-mci.h
>
> diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c
> index 6e906172dc33..bf445aa48282 100644
> --- a/arch/avr32/mach-at32ap/at32ap700x.c
> +++ b/arch/avr32/mach-at32ap/at32ap700x.c
> @@ -17,7 +17,6 @@
> #include <linux/spi/spi.h>
> #include <linux/usb/atmel_usba_udc.h>
>
> -#include <linux/platform_data/mmc-atmel-mci.h>
> #include <linux/atmel-mci.h>
>
> #include <asm/io.h>
> @@ -1323,13 +1322,13 @@ static struct clk atmel_mci0_pclk = {
>
> static bool at32_mci_dma_filter(struct dma_chan *chan, void *pdata)
> {
> - struct mci_dma_data *sl = pdata;
> + struct dw_dma_slave *sl = pdata;
>
> if (!sl)
> return false;
>
> - if (find_slave_dev(sl) == chan->device->dev) {
> - chan->private = slave_data_ptr(sl);
> + if (sl->dma_dev == chan->device->dev) {
> + chan->private = sl;
> return true;
> }
>
> @@ -1340,7 +1339,7 @@ struct platform_device *__init
> at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
> {
> struct platform_device *pdev;
> - struct mci_dma_data *slave;
> + struct dw_dma_slave *slave;
> u32 pioa_mask;
> u32 piob_mask;
>
> @@ -1359,15 +1358,15 @@ at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
> ARRAY_SIZE(atmel_mci0_resource)))
> goto fail;
>
> - slave = kzalloc(sizeof(struct mci_dma_data), GFP_KERNEL);
> + slave = kzalloc(sizeof(*slave), GFP_KERNEL);
> if (!slave)
> goto fail;
>
> - slave->sdata.dma_dev = &dw_dmac0_device.dev;
> - slave->sdata.src_id = 0;
> - slave->sdata.dst_id = 1;
> - slave->sdata.src_master = 1;
> - slave->sdata.dst_master = 0;
> + slave->dma_dev = &dw_dmac0_device.dev;
> + slave->src_id = 0;
> + slave->dst_id = 1;
> + slave->src_master = 1;
> + slave->dst_master = 0;
>
> data->dma_slave = slave;
> data->dma_filter = at32_mci_dma_filter;
> diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
> index 070dffc4699e..97af84d4cdf0 100644
> --- a/drivers/mmc/host/atmel-mci.c
> +++ b/drivers/mmc/host/atmel-mci.c
> @@ -29,7 +29,6 @@
> #include <linux/slab.h>
> #include <linux/stat.h>
> #include <linux/types.h>
> -#include <linux/platform_data/mmc-atmel-mci.h>
>
> #include <linux/mmc/host.h>
> #include <linux/mmc/sdio.h>
> diff --git a/include/linux/atmel-mci.h b/include/linux/atmel-mci.h
> index e753062b9355..42a9e1884842 100644
> --- a/include/linux/atmel-mci.h
> +++ b/include/linux/atmel-mci.h
> @@ -37,7 +37,7 @@ struct mci_slot_pdata {
> * @slot: Per-slot configuration data.
> */
> struct mci_platform_data {
> - struct mci_dma_data *dma_slave;
> + void *dma_slave;
> dma_filter_fn dma_filter;
> struct mci_slot_pdata slot[ATMCI_MAX_NR_SLOTS];
> };
> diff --git a/include/linux/platform_data/mmc-atmel-mci.h b/include/linux/platform_data/mmc-atmel-mci.h
> deleted file mode 100644
> index 399a2d5a14bd..000000000000
> --- a/include/linux/platform_data/mmc-atmel-mci.h
> +++ /dev/null
> @@ -1,22 +0,0 @@
> -#ifndef __MMC_ATMEL_MCI_H
> -#define __MMC_ATMEL_MCI_H
> -
> -#include <linux/platform_data/dma-atmel.h>
> -#include <linux/platform_data/dma-dw.h>
> -
> -/**
> - * struct mci_dma_data - DMA data for MCI interface
> - */
> -struct mci_dma_data {
> -#ifdef CONFIG_ARM
> - struct at_dma_slave sdata;
> -#else
> - struct dw_dma_slave sdata;
> -#endif
> -};
> -
> -/* accessor macros */
> -#define slave_data_ptr(s) (&(s)->sdata)
> -#define find_slave_dev(s) ((s)->sdata.dma_dev)
> -
> -#endif /* __MMC_ATMEL_MCI_H */
> --
> 2.7.0
>
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