atmel-mci: change use of dma slave interface

[firefly-linux-kernel-4.4.55.git] / arch / avr32 / mach-at32ap / at32ap700x.c

diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c
index eb9d4dc2e86dff84df6cc0905505d1efb97cfb59..b40ff39e0ac85e8017059e0916a23cef69b5baf8 100644 (file)
--- a/arch/avr32/mach-at32ap/at32ap700x.c
+++ b/arch/avr32/mach-at32ap/at32ap700x.c
@@ -15,6 +15,8 @@
 #include <linux/gpio.h>
 #include <linux/spi/spi.h>
 #include <linux/usb/atmel_usba_udc.h>
+
+#include <mach/atmel-mci.h>
 #include <linux/atmel-mci.h>
 
 #include <asm/io.h>
@@ -1320,7 +1322,7 @@ struct platform_device *__init
 at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
 {
        struct platform_device          *pdev;
-       struct dw_dma_slave             *dws = &data->dma_slave;
+       struct mci_dma_slave            *slave;
        u32                             pioa_mask;
        u32                             piob_mask;
 
@@ -1339,13 +1341,17 @@ at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
                                ARRAY_SIZE(atmel_mci0_resource)))
                goto fail;
 
-       dws->dma_dev = &dw_dmac0_device.dev;
-       dws->reg_width = DW_DMA_SLAVE_WIDTH_32BIT;
-       dws->cfg_hi = (DWC_CFGH_SRC_PER(0)
+       slave = kzalloc(sizeof(struct mci_dma_slave), GFP_KERNEL);
+
+       slave->sdata.dma_dev = &dw_dmac0_device.dev;
+       slave->sdata.reg_width = DW_DMA_SLAVE_WIDTH_32BIT;
+       slave->sdata.cfg_hi = (DWC_CFGH_SRC_PER(0)
                                | DWC_CFGH_DST_PER(1));
-       dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL
+       slave->sdata.cfg_lo &= ~(DWC_CFGL_HS_DST_POL
                                | DWC_CFGL_HS_SRC_POL);
 
+       data->dma_slave = slave;
+
        if (platform_device_add_data(pdev, data,
                                sizeof(struct mci_platform_data)))
                goto fail;
@@ -1411,6 +1417,8 @@ at32_add_device_mci(unsigned int id, struct mci_platform_data *data)
        return pdev;
 
 fail:
+       data->dma_slave = NULL;
+       kfree(slave);
        platform_device_put(pdev);
        return NULL;
 }