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* [PATCH RESEND] OMAP: DMA: Cleanup of DMA Request Lines
@ 2007-11-22  4:55 Gadiyar, Anand
  2007-11-22 11:57 ` Felipe Balbi
  2007-11-23 21:42 ` Tony Lindgren
  0 siblings, 2 replies; 4+ messages in thread
From: Gadiyar, Anand @ 2007-11-22  4:55 UTC (permalink / raw)
  To: linux-omap-open-source

From: Anand Gadiyar <gadiyar@ti.com>

Added support for TI OMAP3430 and cleanup of DMA request lines.

Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
---
 include/asm-arm/arch-omap/dma.h |  152 +++++++++++++++++++++++++++++++---------
 1 files changed, 120 insertions(+), 32 deletions(-)

Index: linux-git-19NOV/include/asm-arm/arch-omap/dma.h
===================================================================
--- linux-git-19NOV.orig/include/asm-arm/arch-omap/dma.h	2007-11-18 23:31:52.000000000 -0500
+++ linux-git-19NOV/include/asm-arm/arch-omap/dma.h	2007-11-22 01:13:23.109046296 -0500
@@ -190,19 +190,40 @@
 
 /* DMA channels for 24xx */
 #define OMAP24XX_DMA_NO_DEVICE		0
+
+#ifndef CONFIG_ARCH_OMAP3
 #define OMAP24XX_DMA_XTI_DMA		1	/* S_DMA_0 */
+#endif
+
 #define OMAP24XX_DMA_EXT_DMAREQ0	2	/* S_DMA_1 */
 #define OMAP24XX_DMA_EXT_DMAREQ1	3	/* S_DMA_2 */
 #define OMAP24XX_DMA_GPMC		4	/* S_DMA_3 */
+
+#ifndef CONFIG_ARCH_OMAP3
 #define OMAP24XX_DMA_GFX		5	/* S_DMA_4 */
+#endif
+
 #define OMAP24XX_DMA_DSS		6	/* S_DMA_5 */
+
+#ifdef CONFIG_ARCH_OMAP2420
 #define OMAP24XX_DMA_VLYNQ_TX		7	/* S_DMA_6 */
+#else
+#define OMAP24XX_DMA_EXT_DMAREQ2	7	/* S_DMA_6 */
+#endif
+
+#ifndef CONFIG_ARCH_OMAP3
 #define OMAP24XX_DMA_CWT		8	/* S_DMA_7 */
+#endif
+
 #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 OMAP34XX_DMA_SHA2MD5_RX		13	/* S_DMA_12 */
 #define OMAP24XX_DMA_SHA1MD5_RX		13	/* S_DMA_12 */
+
+#ifdef CONFIG_ARCH_OMAP2420
 #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 */
@@ -216,43 +237,110 @@
 #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 */
+#endif
+
+#ifdef CONFIG_ARCH_OMAP2430
+#define OMAP24XX_DMA_EXT_DMAREQ3	14	/* S_DMA_13 */
+#endif
+
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+#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 */
+#endif
+
+#ifdef CONFIG_ARCH_OMAP2430
+#define OMAP24XX_DMA_EXT_DMAREQ4	25	/* S_DMA_24 */
+#define OMAP24XX_DMA_EXT_DMAREQ5	26	/* S_DMA_25 */
+#endif
+
+#ifdef CONFIG_ARCH_OMAP3
+#define OMAP34XX_DMA_I2C3_TX		25	/* S_DMA_24 */
+#define OMAP34XX_DMA_I2C3_RX		26	/* S_DMA_25 */
+#endif
+
 #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_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 */
+
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+#define OMAP24XX_DMA_MMC2_TX		47	/* S_DMA_46 */
+#define OMAP24XX_DMA_MMC2_RX		48	/* S_DMA_47 */
+#endif
+
+#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 */
+
+#ifndef CONFIG_ARCH_OMAP3
+#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 */
+#endif
+
+#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 */
+
+#ifdef CONFIG_ARCH_OMAP2420
 #define OMAP24XX_DMA_EXT_DMAREQ5	64	/* S_DMA_63 */
+#endif
+
+#ifdef CONFIG_ARCH_OMAP2430
+#define OMAP24XX_DMA_EXT_DMAREQ6	64	/* S_DMA_63 */
+#endif
+
+#ifdef CONFIG_ARCH_OMAP3
+#define OMAP24XX_DMA_EXT_DMAREQ3	64	/* S_DMA_63 */
+#endif
+
+#ifdef CONFIG_ARCH_OMAP3
+#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 */
+#endif
 
 /*----------------------------------------------------------------------------*/

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH RESEND] OMAP: DMA: Cleanup of DMA Request Lines
  2007-11-22  4:55 [PATCH RESEND] OMAP: DMA: Cleanup of DMA Request Lines Gadiyar, Anand
@ 2007-11-22 11:57 ` Felipe Balbi
  2007-11-22 13:56   ` Choraria, Rohit
  2007-11-23 21:42 ` Tony Lindgren
  1 sibling, 1 reply; 4+ messages in thread
From: Felipe Balbi @ 2007-11-22 11:57 UTC (permalink / raw)
  To: Gadiyar, Anand; +Cc: linux-omap, linux-omap-open-source

Hi,

On Nov 22, 2007 12:55 AM, Gadiyar, Anand <gadiyar@ti.com> wrote:
> From: Anand Gadiyar <gadiyar@ti.com>
>
> Added support for TI OMAP3430 and cleanup of DMA request lines.
>
> Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
> ---
>  include/asm-arm/arch-omap/dma.h |  152 +++++++++++++++++++++++++++++++---------
>  1 files changed, 120 insertions(+), 32 deletions(-)
>
> Index: linux-git-19NOV/include/asm-arm/arch-omap/dma.h
> ===================================================================
> --- linux-git-19NOV.orig/include/asm-arm/arch-omap/dma.h        2007-11-18 23:31:52.000000000 -0500
> +++ linux-git-19NOV/include/asm-arm/arch-omap/dma.h     2007-11-22 01:13:23.109046296 -0500
> @@ -190,19 +190,40 @@
>
>  /* DMA channels for 24xx */
>  #define OMAP24XX_DMA_NO_DEVICE         0
> +
> +#ifndef CONFIG_ARCH_OMAP3
>  #define OMAP24XX_DMA_XTI_DMA           1       /* S_DMA_0 */
> +#endif
> +
>  #define OMAP24XX_DMA_EXT_DMAREQ0       2       /* S_DMA_1 */
>  #define OMAP24XX_DMA_EXT_DMAREQ1       3       /* S_DMA_2 */
>  #define OMAP24XX_DMA_GPMC              4       /* S_DMA_3 */
> +
> +#ifndef CONFIG_ARCH_OMAP3
>  #define OMAP24XX_DMA_GFX               5       /* S_DMA_4 */
> +#endif
> +
>  #define OMAP24XX_DMA_DSS               6       /* S_DMA_5 */
> +
> +#ifdef CONFIG_ARCH_OMAP2420
>  #define OMAP24XX_DMA_VLYNQ_TX          7       /* S_DMA_6 */
> +#else
> +#define OMAP24XX_DMA_EXT_DMAREQ2       7       /* S_DMA_6 */
> +#endif
> +
> +#ifndef CONFIG_ARCH_OMAP3
>  #define OMAP24XX_DMA_CWT               8       /* S_DMA_7 */
> +#endif
> +
>  #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 OMAP34XX_DMA_SHA2MD5_RX                13      /* S_DMA_12 */
>  #define OMAP24XX_DMA_SHA1MD5_RX                13      /* S_DMA_12 */
> +
> +#ifdef CONFIG_ARCH_OMAP2420
>  #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 */
> @@ -216,43 +237,110 @@
>  #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 */
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP2430
> +#define OMAP24XX_DMA_EXT_DMAREQ3       14      /* S_DMA_13 */
> +#endif
> +
> +#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
> +#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 */
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP2430
> +#define OMAP24XX_DMA_EXT_DMAREQ4       25      /* S_DMA_24 */
> +#define OMAP24XX_DMA_EXT_DMAREQ5       26      /* S_DMA_25 */
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP3
> +#define OMAP34XX_DMA_I2C3_TX           25      /* S_DMA_24 */
> +#define OMAP34XX_DMA_I2C3_RX           26      /* S_DMA_25 */
> +#endif
> +
>  #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_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 */
> +
> +#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
> +#define OMAP24XX_DMA_MMC2_TX           47      /* S_DMA_46 */
> +#define OMAP24XX_DMA_MMC2_RX           48      /* S_DMA_47 */
> +#endif
> +
> +#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 */
> +
> +#ifndef CONFIG_ARCH_OMAP3
> +#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 */
> +#endif
> +
> +#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 */
> +
> +#ifdef CONFIG_ARCH_OMAP2420
>  #define OMAP24XX_DMA_EXT_DMAREQ5       64      /* S_DMA_63 */
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP2430
> +#define OMAP24XX_DMA_EXT_DMAREQ6       64      /* S_DMA_63 */
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP3
> +#define OMAP24XX_DMA_EXT_DMAREQ3       64      /* S_DMA_63 */
> +#endif
> +
> +#ifdef CONFIG_ARCH_OMAP3
> +#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 */
> +#endif
>
>  /*----------------------------------------------------------------------------*/


Most of these ifdefs and ifndefs don't look good to me. It doesn't
look like a problem
keeping (for example) both:

#define OMAP24XX_DMA_VLYNQ_TX          7       /* S_DMA_6 */
#define OMAP24XX_DMA_EXT_DMAREQ2       7       /* S_DMA_6 */

to look better one could make this as:

#define OMAP24XX_DMA_VLYNQ_TX          7       /* S_DMA_6 */
#define OMAP24XX_DMA_EXT_DMAREQ2       OMAP24XX_DMA_VLYNQ_TX       /* S_DMA_6 */

but this is a matter of "taste".

In any case, I think most of these pre-processor condicional
statements can be removed,
as long as you're not re-defining a macro with different values for
different archs. The
patch would look better by just adding OMAP3, i guess.

what do you guys think ?


-- 
Best Regards,

Felipe Balbi
felipebalbi@users.sourceforge.net

^ permalink raw reply	[flat|nested] 4+ messages in thread

* RE: [PATCH RESEND] OMAP: DMA: Cleanup of DMA Request Lines
  2007-11-22 11:57 ` Felipe Balbi
@ 2007-11-22 13:56   ` Choraria, Rohit
  0 siblings, 0 replies; 4+ messages in thread
From: Choraria, Rohit @ 2007-11-22 13:56 UTC (permalink / raw)
  To: Felipe Balbi, Gadiyar, Anand; +Cc: linux-omap, linux-omap-open-source

Hi, 
> Most of these ifdefs and ifndefs don't look good to me. It doesn't
> look like a problem
> keeping (for example) both:
> 
> #define OMAP24XX_DMA_VLYNQ_TX          7       /* S_DMA_6 */
> #define OMAP24XX_DMA_EXT_DMAREQ2       7       /* S_DMA_6 */
> 
> to look better one could make this as:
> 
> #define OMAP24XX_DMA_VLYNQ_TX          7       /* S_DMA_6 */
> #define OMAP24XX_DMA_EXT_DMAREQ2       OMAP24XX_DMA_VLYNQ_TX  
>      /* S_DMA_6 */
> 
> but this is a matter of "taste".
> 
> In any case, I think most of these pre-processor condicional
> statements can be removed,
> as long as you're not re-defining a macro with different values for
> different archs. The
> patch would look better by just adding OMAP3, i guess.
> 
> what do you guys think ?
How about naming all the macros as OMAP_ and for each platform define as follows

#ifdef CONFIG_ARCH_OMAP24XX
#define OMAP_DMA_VLYNQ_TX	OMAP_24XX_DMA_VLYNQ_TX
#endif

#ifdef CONFIG_ARCH_OMAP34XX
#define OMAP_DMA_VLYNQ_TX	OMAP_34XX_DMA_VLYNQ_TX
#endif

This way the driver code will not have to change when moving from platform to platform.

Regards,
Rohit

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [PATCH RESEND] OMAP: DMA: Cleanup of DMA Request Lines
  2007-11-22  4:55 [PATCH RESEND] OMAP: DMA: Cleanup of DMA Request Lines Gadiyar, Anand
  2007-11-22 11:57 ` Felipe Balbi
@ 2007-11-23 21:42 ` Tony Lindgren
  1 sibling, 0 replies; 4+ messages in thread
From: Tony Lindgren @ 2007-11-23 21:42 UTC (permalink / raw)
  To: Gadiyar, Anand; +Cc: linux-omap-open-source

Hi,

* Gadiyar, Anand <gadiyar@ti.com> [071121 20:57]:
> From: Anand Gadiyar <gadiyar@ti.com>
> 
> Added support for TI OMAP3430 and cleanup of DMA request lines.
> 
> Signed-off-by: Anand Gadiyar <gadiyar@ti.com>
> ---
>  include/asm-arm/arch-omap/dma.h |  152 +++++++++++++++++++++++++++++++---------
>  1 files changed, 120 insertions(+), 32 deletions(-)
> 
> Index: linux-git-19NOV/include/asm-arm/arch-omap/dma.h
> ===================================================================
> --- linux-git-19NOV.orig/include/asm-arm/arch-omap/dma.h	2007-11-18 23:31:52.000000000 -0500
> +++ linux-git-19NOV/include/asm-arm/arch-omap/dma.h	2007-11-22 01:13:23.109046296 -0500
> @@ -190,19 +190,40 @@
> +
> +#ifdef CONFIG_ARCH_OMAP2420
>  #define OMAP24XX_DMA_VLYNQ_TX		7	/* S_DMA_6 */
> +#else
> +#define OMAP24XX_DMA_EXT_DMAREQ2	7	/* S_DMA_6 */
> +#endif

As mentioned earlier, we don't want to have ifdef + else as it will
not work if we try to compile in support for 24xx and 34xx in the same
kernel.

Tony

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2007-11-23 21:42 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2007-11-22  4:55 [PATCH RESEND] OMAP: DMA: Cleanup of DMA Request Lines Gadiyar, Anand
2007-11-22 11:57 ` Felipe Balbi
2007-11-22 13:56   ` Choraria, Rohit
2007-11-23 21:42 ` Tony Lindgren

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