diff options
| -rw-r--r-- | drivers/spi/spi-dw-mid.c | 24 | ||||
| -rw-r--r-- | drivers/spi/spi-dw-pci.c | 4 | ||||
| -rw-r--r-- | drivers/spi/spi-dw.h | 3 |
3 files changed, 18 insertions, 13 deletions
diff --git a/drivers/spi/spi-dw-mid.c b/drivers/spi/spi-dw-mid.c index 64523e68490d..13b548915c8f 100644 --- a/drivers/spi/spi-dw-mid.c +++ b/drivers/spi/spi-dw-mid.c @@ -34,7 +34,7 @@ static bool mid_spi_dma_chan_filter(struct dma_chan *chan, void *param) return true; } -static int mid_spi_dma_init(struct dw_spi *dws) +static int mid_spi_dma_init_mfld(struct dw_spi *dws) { struct pci_dev *dma_dev; struct dw_dma_slave *tx = dws->dma_tx; @@ -276,14 +276,23 @@ static void mid_spi_dma_stop(struct dw_spi *dws) } } -static const struct dw_spi_dma_ops mid_dma_ops = { - .dma_init = mid_spi_dma_init, +static const struct dw_spi_dma_ops mfld_dma_ops = { + .dma_init = mid_spi_dma_init_mfld, .dma_exit = mid_spi_dma_exit, .dma_setup = mid_spi_dma_setup, .can_dma = mid_spi_can_dma, .dma_transfer = mid_spi_dma_transfer, .dma_stop = mid_spi_dma_stop, }; + +static void dw_spi_mid_setup_dma_mfld(struct dw_spi *dws) +{ + dws->dma_tx = &mid_dma_tx; + dws->dma_rx = &mid_dma_rx; + dws->dma_ops = &mfld_dma_ops; +} +#else /* CONFIG_SPI_DW_MID_DMA */ +static inline void dw_spi_mid_setup_dma_mfld(struct dw_spi *dws) {} #endif /* Some specific info for SPI0 controller on Intel MID */ @@ -297,7 +306,7 @@ static const struct dw_spi_dma_ops mid_dma_ops = { #define CLK_SPI_CDIV_MASK 0x00000e00 #define CLK_SPI_DISABLE_OFFSET 8 -int dw_spi_mid_init(struct dw_spi *dws) +int dw_spi_mid_init_mfld(struct dw_spi *dws) { void __iomem *clk_reg; u32 clk_cdiv; @@ -314,14 +323,9 @@ int dw_spi_mid_init(struct dw_spi *dws) iounmap(clk_reg); -#ifdef CONFIG_SPI_DW_MID_DMA - dws->dma_tx = &mid_dma_tx; - dws->dma_rx = &mid_dma_rx; - dws->dma_ops = &mid_dma_ops; -#endif - /* Register hook to configure CTRLR0 */ dws->update_cr0 = dw_spi_update_cr0; + dw_spi_mid_setup_dma_mfld(dws); return 0; } diff --git a/drivers/spi/spi-dw-pci.c b/drivers/spi/spi-dw-pci.c index 172a9f299631..dd59df5122ee 100644 --- a/drivers/spi/spi-dw-pci.c +++ b/drivers/spi/spi-dw-pci.c @@ -23,13 +23,13 @@ struct spi_pci_desc { }; static struct spi_pci_desc spi_pci_mid_desc_1 = { - .setup = dw_spi_mid_init, + .setup = dw_spi_mid_init_mfld, .num_cs = 5, .bus_num = 0, }; static struct spi_pci_desc spi_pci_mid_desc_2 = { - .setup = dw_spi_mid_init, + .setup = dw_spi_mid_init_mfld, .num_cs = 2, .bus_num = 1, }; diff --git a/drivers/spi/spi-dw.h b/drivers/spi/spi-dw.h index 5e1e78210d8d..b7e3f0ebba44 100644 --- a/drivers/spi/spi-dw.h +++ b/drivers/spi/spi-dw.h @@ -260,5 +260,6 @@ extern u32 dw_spi_update_cr0_v1_01a(struct spi_controller *master, struct spi_transfer *transfer); /* platform related setup */ -extern int dw_spi_mid_init(struct dw_spi *dws); /* Intel MID platforms */ +extern int dw_spi_mid_init_mfld(struct dw_spi *dws); + #endif /* DW_SPI_HEADER_H */ |