@@ -11,7 +11,6 @@
#include <linux/interrupt.h>
#include <linux/dmaengine.h>
-#include <linux/platform_data/dma-dw.h>
#define DW_DMA_MAX_NR_CHANNELS 8
#define DW_DMA_MAX_NR_REQUESTS 16
@@ -132,6 +131,18 @@ struct dw_dma_regs {
/* Bitfields in DWC_PARAMS */
#define DWC_PARAMS_MBLK_EN 11 /* multi block transfer */
+/* bursts size */
+enum dw_dma_msize {
+ DW_DMA_MSIZE_1,
+ DW_DMA_MSIZE_4,
+ DW_DMA_MSIZE_8,
+ DW_DMA_MSIZE_16,
+ DW_DMA_MSIZE_32,
+ DW_DMA_MSIZE_64,
+ DW_DMA_MSIZE_128,
+ DW_DMA_MSIZE_256,
+};
+
/* Bitfields in CTL_LO */
#define DWC_CTLL_INT_EN (1 << 0) /* irqs enabled? */
#define DWC_CTLL_DST_WIDTH(n) ((n)<<1) /* bytes per element */
@@ -161,20 +172,35 @@ struct dw_dma_regs {
#define DWC_CTLH_DONE 0x00001000
#define DWC_CTLH_BLOCK_TS_MASK 0x00000fff
-/* Bitfields in CFG_LO. Platform-configurable bits are in <linux/platform_data/dma-dw.h> */
+/* Bitfields in CFG_LO */
#define DWC_CFGL_CH_PRIOR_MASK (0x7 << 5) /* priority mask */
#define DWC_CFGL_CH_PRIOR(x) ((x) << 5) /* priority */
#define DWC_CFGL_CH_SUSP (1 << 8) /* pause xfer */
#define DWC_CFGL_FIFO_EMPTY (1 << 9) /* pause xfer */
#define DWC_CFGL_HS_DST (1 << 10) /* handshake w/dst */
#define DWC_CFGL_HS_SRC (1 << 11) /* handshake w/src */
+#define DWC_CFGL_LOCK_CH_XFER (0 << 12) /* scope of LOCK_CH */
+#define DWC_CFGL_LOCK_CH_BLOCK (1 << 12)
+#define DWC_CFGL_LOCK_CH_XACT (2 << 12)
+#define DWC_CFGL_LOCK_BUS_XFER (0 << 14) /* scope of LOCK_BUS */
+#define DWC_CFGL_LOCK_BUS_BLOCK (1 << 14)
+#define DWC_CFGL_LOCK_BUS_XACT (2 << 14)
+#define DWC_CFGL_LOCK_CH (1 << 15) /* channel lockout */
+#define DWC_CFGL_LOCK_BUS (1 << 16) /* busmaster lockout */
+#define DWC_CFGL_HS_DST_POL (1 << 18) /* dst handshake active low */
+#define DWC_CFGL_HS_SRC_POL (1 << 19) /* src handshake active low */
#define DWC_CFGL_MAX_BURST(x) ((x) << 20)
#define DWC_CFGL_RELOAD_SAR (1 << 30)
#define DWC_CFGL_RELOAD_DAR (1 << 31)
-/* Bitfields in CFG_HI. Platform-configurable bits are in <linux/platform_data/dma-dw.h> */
+/* Bitfields in CFG_HI */
+#define DWC_CFGH_FCMODE (1 << 0)
+#define DWC_CFGH_FIFO_MODE (1 << 1)
+#define DWC_CFGH_PROTCTL(x) ((x) << 2)
#define DWC_CFGH_DS_UPD_EN (1 << 5)
#define DWC_CFGH_SS_UPD_EN (1 << 6)
+#define DWC_CFGH_SRC_PER(x) ((x) << 7)
+#define DWC_CFGH_DST_PER(x) ((x) << 11)
/* Bitfields in SGR */
#define DWC_SGR_SGI(x) ((x) << 0)
@@ -56,37 +56,6 @@ struct dw_dma_platform_data {
unsigned char data_width[4];
};
-/* bursts size */
-enum dw_dma_msize {
- DW_DMA_MSIZE_1,
- DW_DMA_MSIZE_4,
- DW_DMA_MSIZE_8,
- DW_DMA_MSIZE_16,
- DW_DMA_MSIZE_32,
- DW_DMA_MSIZE_64,
- DW_DMA_MSIZE_128,
- DW_DMA_MSIZE_256,
-};
-
-/* Platform-configurable bits in CFG_HI */
-#define DWC_CFGH_FCMODE (1 << 0)
-#define DWC_CFGH_FIFO_MODE (1 << 1)
-#define DWC_CFGH_PROTCTL(x) ((x) << 2)
-#define DWC_CFGH_SRC_PER(x) ((x) << 7)
-#define DWC_CFGH_DST_PER(x) ((x) << 11)
-
-/* Platform-configurable bits in CFG_LO */
-#define DWC_CFGL_LOCK_CH_XFER (0 << 12) /* scope of LOCK_CH */
-#define DWC_CFGL_LOCK_CH_BLOCK (1 << 12)
-#define DWC_CFGL_LOCK_CH_XACT (2 << 12)
-#define DWC_CFGL_LOCK_BUS_XFER (0 << 14) /* scope of LOCK_BUS */
-#define DWC_CFGL_LOCK_BUS_BLOCK (1 << 14)
-#define DWC_CFGL_LOCK_BUS_XACT (2 << 14)
-#define DWC_CFGL_LOCK_CH (1 << 15) /* channel lockout */
-#define DWC_CFGL_LOCK_BUS (1 << 16) /* busmaster lockout */
-#define DWC_CFGL_HS_DST_POL (1 << 18) /* dst handshake active low */
-#define DWC_CFGL_HS_SRC_POL (1 << 19) /* src handshake active low */
-
/* DMA API extensions */
struct dw_cyclic_desc {
struct dw_desc **desc;
Since we don't allow user to set registers directly through private slave configuration we may move definitions to the regs.h because they are not used anywhere except core.c part. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/dma/dw/regs.h | 32 +++++++++++++++++++++++++++++--- include/linux/platform_data/dma-dw.h | 31 ------------------------------- 2 files changed, 29 insertions(+), 34 deletions(-)