From: Viresh Kumar Date: Thu, 3 Mar 2011 10:17:26 +0000 (+0530) Subject: avr32: at32ap700x: Specify DMA Flow Controller, Src and Dst msize X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1c5b0538c719f52cface39f699fb5d39a50149d6;p=mv-sheeva.git avr32: at32ap700x: Specify DMA Flow Controller, Src and Dst msize Now that the dw_dmac DMA driver supports configurable Flow Controller, source and destination burst or msize, we need to specify which ones to use. Msize or burst size was previously hardcoded to 1, Flow controller was DMA for both M2P & P2M transfers. Signed-off-by: Viresh Kumar Signed-off-by: Vinod Koul --- diff --git a/arch/avr32/mach-at32ap/at32ap700x.c b/arch/avr32/mach-at32ap/at32ap700x.c index 2747cde8c9a..b4aaebd8780 100644 --- a/arch/avr32/mach-at32ap/at32ap700x.c +++ b/arch/avr32/mach-at32ap/at32ap700x.c @@ -2050,6 +2050,9 @@ at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data, rx_dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL); rx_dws->src_master = 0; rx_dws->dst_master = 1; + rx_dws->src_msize = DW_DMA_MSIZE_1; + rx_dws->dst_msize = DW_DMA_MSIZE_1; + rx_dws->fc = DW_DMA_FC_D_P2M; } /* Check if DMA slave interface for playback should be configured. */ @@ -2060,6 +2063,9 @@ at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data, tx_dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL); rx_dws->src_master = 0; rx_dws->dst_master = 1; + tx_dws->src_msize = DW_DMA_MSIZE_1; + tx_dws->dst_msize = DW_DMA_MSIZE_1; + tx_dws->fc = DW_DMA_FC_D_M2P; } if (platform_device_add_data(pdev, data, @@ -2134,6 +2140,9 @@ at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data) dws->cfg_lo &= ~(DWC_CFGL_HS_DST_POL | DWC_CFGL_HS_SRC_POL); dws->src_master = 0; dws->dst_master = 1; + dws->src_msize = DW_DMA_MSIZE_1; + dws->dst_msize = DW_DMA_MSIZE_1; + dws->fc = DW_DMA_FC_D_M2P; if (platform_device_add_data(pdev, data, sizeof(struct atmel_abdac_pdata)))