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authorTony Lindgren <tony@atomide.com>2008-07-03 11:24:37 +0200
committerTony Lindgren <tony@atomide.com>2008-07-03 11:24:37 +0200
commit97b7f715589fb997e430c6aa824abbd9fd5ed42d (patch)
treed5e7d0b71875f487328cc1c1ddf0b9ae336ab724 /include/asm-arm/arch-omap
parentARM: OMAP: DMA: Remove __REG access (diff)
downloadlinux-97b7f715589fb997e430c6aa824abbd9fd5ed42d.tar.xz
linux-97b7f715589fb997e430c6aa824abbd9fd5ed42d.zip
ARM: OMAP: DMA: Clean-up code
DMA clean-up, mostly checkpatch.pl fixes. Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'include/asm-arm/arch-omap')
-rw-r--r--include/asm-arm/arch-omap/dma.h161
1 files changed, 103 insertions, 58 deletions
diff --git a/include/asm-arm/arch-omap/dma.h b/include/asm-arm/arch-omap/dma.h
index d188100f8f45..f4dcb9587869 100644
--- a/include/asm-arm/arch-omap/dma.h
+++ b/include/asm-arm/arch-omap/dma.h
@@ -216,63 +216,98 @@
#define OMAP24XX_DMA_GPMC 4 /* S_DMA_3 */
#define OMAP24XX_DMA_GFX 5 /* S_DMA_4 */
#define OMAP24XX_DMA_DSS 6 /* S_DMA_5 */
-#define OMAP24XX_DMA_VLYNQ_TX 7 /* S_DMA_6 */
+#define OMAP242X_DMA_VLYNQ_TX 7 /* S_DMA_6 */
+#define OMAP24XX_DMA_EXT_DMAREQ2 7 /* S_DMA_6 */
#define OMAP24XX_DMA_CWT 8 /* S_DMA_7 */
#define OMAP24XX_DMA_AES_TX 9 /* S_DMA_8 */
#define OMAP24XX_DMA_AES_RX 10 /* S_DMA_9 */
#define OMAP24XX_DMA_DES_TX 11 /* S_DMA_10 */
#define OMAP24XX_DMA_DES_RX 12 /* S_DMA_11 */
#define OMAP24XX_DMA_SHA1MD5_RX 13 /* S_DMA_12 */
-#define OMAP24XX_DMA_EXT_DMAREQ2 14 /* S_DMA_13 */
-#define OMAP24XX_DMA_EXT_DMAREQ3 15 /* S_DMA_14 */
-#define OMAP24XX_DMA_EXT_DMAREQ4 16 /* S_DMA_15 */
-#define OMAP24XX_DMA_EAC_AC_RD 17 /* S_DMA_16 */
-#define OMAP24XX_DMA_EAC_AC_WR 18 /* S_DMA_17 */
-#define OMAP24XX_DMA_EAC_MD_UL_RD 19 /* S_DMA_18 */
-#define OMAP24XX_DMA_EAC_MD_UL_WR 20 /* S_DMA_19 */
-#define OMAP24XX_DMA_EAC_MD_DL_RD 21 /* S_DMA_20 */
-#define OMAP24XX_DMA_EAC_MD_DL_WR 22 /* S_DMA_21 */
-#define OMAP24XX_DMA_EAC_BT_UL_RD 23 /* S_DMA_22 */
-#define OMAP24XX_DMA_EAC_BT_UL_WR 24 /* S_DMA_23 */
-#define OMAP24XX_DMA_EAC_BT_DL_RD 25 /* S_DMA_24 */
-#define OMAP24XX_DMA_EAC_BT_DL_WR 26 /* S_DMA_25 */
+#define OMAP34XX_DMA_SHA2MD5_RX 13 /* S_DMA_12 */
+#define OMAP242X_DMA_EXT_DMAREQ2 14 /* S_DMA_13 */
+#define OMAP242X_DMA_EXT_DMAREQ3 15 /* S_DMA_14 */
+#define OMAP242X_DMA_EXT_DMAREQ4 16 /* S_DMA_15 */
+#define OMAP242X_DMA_EAC_AC_RD 17 /* S_DMA_16 */
+#define OMAP242X_DMA_EAC_AC_WR 18 /* S_DMA_17 */
+#define OMAP242X_DMA_EAC_MD_UL_RD 19 /* S_DMA_18 */
+#define OMAP242X_DMA_EAC_MD_UL_WR 20 /* S_DMA_19 */
+#define OMAP242X_DMA_EAC_MD_DL_RD 21 /* S_DMA_20 */
+#define OMAP242X_DMA_EAC_MD_DL_WR 22 /* S_DMA_21 */
+#define OMAP242X_DMA_EAC_BT_UL_RD 23 /* S_DMA_22 */
+#define OMAP242X_DMA_EAC_BT_UL_WR 24 /* S_DMA_23 */
+#define OMAP242X_DMA_EAC_BT_DL_RD 25 /* S_DMA_24 */
+#define OMAP242X_DMA_EAC_BT_DL_WR 26 /* S_DMA_25 */
+#define OMAP243X_DMA_EXT_DMAREQ3 14 /* S_DMA_13 */
+#define OMAP24XX_DMA_SPI3_TX0 15 /* S_DMA_14 */
+#define OMAP24XX_DMA_SPI3_RX0 16 /* S_DMA_15 */
+#define OMAP24XX_DMA_MCBSP3_TX 17 /* S_DMA_16 */
+#define OMAP24XX_DMA_MCBSP3_RX 18 /* S_DMA_17 */
+#define OMAP24XX_DMA_MCBSP4_TX 19 /* S_DMA_18 */
+#define OMAP24XX_DMA_MCBSP4_RX 20 /* S_DMA_19 */
+#define OMAP24XX_DMA_MCBSP5_TX 21 /* S_DMA_20 */
+#define OMAP24XX_DMA_MCBSP5_RX 22 /* S_DMA_21 */
+#define OMAP24XX_DMA_SPI3_TX1 23 /* S_DMA_22 */
+#define OMAP24XX_DMA_SPI3_RX1 24 /* S_DMA_23 */
+#define OMAP243X_DMA_EXT_DMAREQ4 25 /* S_DMA_24 */
+#define OMAP243X_DMA_EXT_DMAREQ5 26 /* S_DMA_25 */
+#define OMAP34XX_DMA_I2C3_TX 25 /* S_DMA_24 */
+#define OMAP34XX_DMA_I2C3_RX 26 /* S_DMA_25 */
#define OMAP24XX_DMA_I2C1_TX 27 /* S_DMA_26 */
#define OMAP24XX_DMA_I2C1_RX 28 /* S_DMA_27 */
#define OMAP24XX_DMA_I2C2_TX 29 /* S_DMA_28 */
#define OMAP24XX_DMA_I2C2_RX 30 /* S_DMA_29 */
-#define OMAP24XX_DMA_MCBSP1_TX 31 /* SDMA_30 */
-#define OMAP24XX_DMA_MCBSP1_RX 32 /* SDMA_31 */
-#define OMAP24XX_DMA_MCBSP2_TX 33 /* SDMA_32 */
-#define OMAP24XX_DMA_MCBSP2_RX 34 /* SDMA_33 */
-#define OMAP24XX_DMA_SPI1_TX0 35 /* SDMA_34 */
-#define OMAP24XX_DMA_SPI1_RX0 36 /* SDMA_35 */
-#define OMAP24XX_DMA_SPI1_TX1 37 /* SDMA_36 */
-#define OMAP24XX_DMA_SPI1_RX1 38 /* SDMA_37 */
-#define OMAP24XX_DMA_SPI1_TX2 39 /* SDMA_38 */
-#define OMAP24XX_DMA_SPI1_RX2 40 /* SDMA_39 */
-#define OMAP24XX_DMA_SPI1_TX3 41 /* SDMA_40 */
-#define OMAP24XX_DMA_SPI1_RX3 42 /* SDMA_41 */
-#define OMAP24XX_DMA_SPI2_TX0 43 /* SDMA_42 */
-#define OMAP24XX_DMA_SPI2_RX0 44 /* SDMA_43 */
-#define OMAP24XX_DMA_SPI2_TX1 45 /* SDMA_44 */
-#define OMAP24XX_DMA_SPI2_RX1 46 /* SDMA_45 */
-
-#define OMAP24XX_DMA_UART1_TX 49 /* SDMA_48 */
-#define OMAP24XX_DMA_UART1_RX 50 /* SDMA_49 */
-#define OMAP24XX_DMA_UART2_TX 51 /* SDMA_50 */
-#define OMAP24XX_DMA_UART2_RX 52 /* SDMA_51 */
-#define OMAP24XX_DMA_UART3_TX 53 /* SDMA_52 */
-#define OMAP24XX_DMA_UART3_RX 54 /* SDMA_53 */
-#define OMAP24XX_DMA_USB_W2FC_TX0 55 /* SDMA_54 */
-#define OMAP24XX_DMA_USB_W2FC_RX0 56 /* SDMA_55 */
-#define OMAP24XX_DMA_USB_W2FC_TX1 57 /* SDMA_56 */
-#define OMAP24XX_DMA_USB_W2FC_RX1 58 /* SDMA_57 */
-#define OMAP24XX_DMA_USB_W2FC_TX2 59 /* SDMA_58 */
-#define OMAP24XX_DMA_USB_W2FC_RX2 60 /* SDMA_59 */
-#define OMAP24XX_DMA_MMC1_TX 61 /* SDMA_60 */
-#define OMAP24XX_DMA_MMC1_RX 62 /* SDMA_61 */
-#define OMAP24XX_DMA_MS 63 /* SDMA_62 */
-#define OMAP24XX_DMA_EXT_DMAREQ5 64 /* S_DMA_63 */
+#define OMAP24XX_DMA_MCBSP1_TX 31 /* S_DMA_30 */
+#define OMAP24XX_DMA_MCBSP1_RX 32 /* S_DMA_31 */
+#define OMAP24XX_DMA_MCBSP2_TX 33 /* S_DMA_32 */
+#define OMAP24XX_DMA_MCBSP2_RX 34 /* S_DMA_33 */
+#define OMAP24XX_DMA_SPI1_TX0 35 /* S_DMA_34 */
+#define OMAP24XX_DMA_SPI1_RX0 36 /* S_DMA_35 */
+#define OMAP24XX_DMA_SPI1_TX1 37 /* S_DMA_36 */
+#define OMAP24XX_DMA_SPI1_RX1 38 /* S_DMA_37 */
+#define OMAP24XX_DMA_SPI1_TX2 39 /* S_DMA_38 */
+#define OMAP24XX_DMA_SPI1_RX2 40 /* S_DMA_39 */
+#define OMAP24XX_DMA_SPI1_TX3 41 /* S_DMA_40 */
+#define OMAP24XX_DMA_SPI1_RX3 42 /* S_DMA_41 */
+#define OMAP24XX_DMA_SPI2_TX0 43 /* S_DMA_42 */
+#define OMAP24XX_DMA_SPI2_RX0 44 /* S_DMA_43 */
+#define OMAP24XX_DMA_SPI2_TX1 45 /* S_DMA_44 */
+#define OMAP24XX_DMA_SPI2_RX1 46 /* S_DMA_45 */
+#define OMAP24XX_DMA_MMC2_TX 47 /* S_DMA_46 */
+#define OMAP24XX_DMA_MMC2_RX 48 /* S_DMA_47 */
+#define OMAP24XX_DMA_UART1_TX 49 /* S_DMA_48 */
+#define OMAP24XX_DMA_UART1_RX 50 /* S_DMA_49 */
+#define OMAP24XX_DMA_UART2_TX 51 /* S_DMA_50 */
+#define OMAP24XX_DMA_UART2_RX 52 /* S_DMA_51 */
+#define OMAP24XX_DMA_UART3_TX 53 /* S_DMA_52 */
+#define OMAP24XX_DMA_UART3_RX 54 /* S_DMA_53 */
+#define OMAP24XX_DMA_USB_W2FC_TX0 55 /* S_DMA_54 */
+#define OMAP24XX_DMA_USB_W2FC_RX0 56 /* S_DMA_55 */
+#define OMAP24XX_DMA_USB_W2FC_TX1 57 /* S_DMA_56 */
+#define OMAP24XX_DMA_USB_W2FC_RX1 58 /* S_DMA_57 */
+#define OMAP24XX_DMA_USB_W2FC_TX2 59 /* S_DMA_58 */
+#define OMAP24XX_DMA_USB_W2FC_RX2 60 /* S_DMA_59 */
+#define OMAP24XX_DMA_MMC1_TX 61 /* S_DMA_60 */
+#define OMAP24XX_DMA_MMC1_RX 62 /* S_DMA_61 */
+#define OMAP24XX_DMA_MS 63 /* S_DMA_62 */
+#define OMAP242X_DMA_EXT_DMAREQ5 64 /* S_DMA_63 */
+#define OMAP243X_DMA_EXT_DMAREQ6 64 /* S_DMA_63 */
+#define OMAP34XX_DMA_EXT_DMAREQ3 64 /* S_DMA_63 */
+#define OMAP34XX_DMA_AES2_TX 65 /* S_DMA_64 */
+#define OMAP34XX_DMA_AES2_RX 66 /* S_DMA_65 */
+#define OMAP34XX_DMA_DES2_TX 67 /* S_DMA_66 */
+#define OMAP34XX_DMA_DES2_RX 68 /* S_DMA_67 */
+#define OMAP34XX_DMA_SHA1MD5_RX 69 /* S_DMA_68 */
+#define OMAP34XX_DMA_SPI4_TX0 70 /* S_DMA_69 */
+#define OMAP34XX_DMA_SPI4_RX0 71 /* S_DMA_70 */
+#define OMAP34XX_DSS_DMA0 72 /* S_DMA_71 */
+#define OMAP34XX_DSS_DMA1 73 /* S_DMA_72 */
+#define OMAP34XX_DSS_DMA2 74 /* S_DMA_73 */
+#define OMAP34XX_DSS_DMA3 75 /* S_DMA_74 */
+#define OMAP34XX_DMA_MMC3_TX 77 /* S_DMA_76 */
+#define OMAP34XX_DMA_MMC3_RX 78 /* S_DMA_77 */
+#define OMAP34XX_DMA_USIM_TX 79 /* S_DMA_78 */
+#define OMAP34XX_DMA_USIM_RX 80 /* S_DMA_79 */
/*----------------------------------------------------------------------------*/
@@ -378,6 +413,11 @@ enum omap_dma_burst_mode {
OMAP_DMA_DATA_BURST_16,
};
+enum end_type {
+ OMAP_DMA_LITTLE_ENDIAN = 0,
+ OMAP_DMA_BIG_ENDIAN
+};
+
enum omap_dma_color_mode {
OMAP_DMA_COLOR_DIS = 0,
OMAP_DMA_CONSTANT_FILL,
@@ -403,18 +443,21 @@ struct omap_dma_channel_params {
int frame_count; /* number of frames in a element */
int src_port; /* Only on OMAP1 REVISIT: Is this needed? */
- int src_amode; /* constant , post increment, indexed , double indexed */
+ int src_amode; /* constant, post increment, indexed,
+ double indexed */
unsigned long src_start; /* source address : physical */
int src_ei; /* source element index */
int src_fi; /* source frame index */
int dst_port; /* Only on OMAP1 REVISIT: Is this needed? */
- int dst_amode; /* constant , post increment, indexed , double indexed */
+ int dst_amode; /* constant, post increment, indexed,
+ double indexed */
unsigned long dst_start; /* source address : physical */
int dst_ei; /* source element index */
int dst_fi; /* source frame index */
- int trigger; /* trigger attached if the channel is synchronized */
+ int trigger; /* trigger attached if the channel is
+ synchronized */
int sync_mode; /* sycn on element, frame , block or packet */
int src_or_dst_synch; /* source synch(1) or destination synch(0) */
@@ -431,8 +474,8 @@ struct omap_dma_channel_params {
extern void omap_set_dma_priority(int lch, int dst_port, int priority);
extern int omap_request_dma(int dev_id, const char *dev_name,
- void (* callback)(int lch, u16 ch_status, void *data),
- void *data, int *dma_ch);
+ void (*callback)(int lch, u16 ch_status, void *data),
+ void *data, int *dma_ch);
extern void omap_enable_dma_irq(int ch, u16 irq_bits);
extern void omap_disable_dma_irq(int ch, u16 irq_bits);
extern void omap_free_dma(int ch);
@@ -464,17 +507,16 @@ extern void omap_set_dma_dest_burst_mode(int lch,
enum omap_dma_burst_mode burst_mode);
extern void omap_set_dma_params(int lch,
- struct omap_dma_channel_params * params);
+ struct omap_dma_channel_params *params);
-extern void omap_dma_link_lch (int lch_head, int lch_queue);
-extern void omap_dma_unlink_lch (int lch_head, int lch_queue);
+extern void omap_dma_link_lch(int lch_head, int lch_queue);
+extern void omap_dma_unlink_lch(int lch_head, int lch_queue);
extern int omap_set_dma_callback(int lch,
- void (* callback)(int lch, u16 ch_status, void *data),
+ void (*callback)(int lch, u16 ch_status, void *data),
void *data);
extern dma_addr_t omap_get_dma_src_pos(int lch);
extern dma_addr_t omap_get_dma_dst_pos(int lch);
-extern int omap_get_dma_src_addr_counter(int lch);
extern void omap_clear_dma(int lch);
extern int omap_get_dma_active_status(int lch);
extern int omap_dma_running(void);
@@ -482,6 +524,9 @@ extern void omap_dma_set_global_params(int arb_rate, int max_fifo_depth,
int tparams);
extern int omap_dma_set_prio_lch(int lch, unsigned char read_prio,
unsigned char write_prio);
+extern void omap_set_dma_dst_endian_type(int lch, enum end_type etype);
+extern void omap_set_dma_src_endian_type(int lch, enum end_type etype);
+extern int omap_get_dma_index(int lch, int *ei, int *fi);
/* Chaining APIs */
#ifndef CONFIG_ARCH_OMAP1
@@ -507,7 +552,7 @@ extern int omap_dma_chain_status(int chain_id);
#endif
/* LCD DMA functions */
-extern int omap_request_lcd_dma(void (* callback)(u16 status, void *data),
+extern int omap_request_lcd_dma(void (*callback)(u16 status, void *data),
void *data);
extern void omap_free_lcd_dma(void);
extern void omap_setup_lcd_dma(void);