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| author | Martijn de Gouw <martijn.de.gouw@prodrive-technologies.com> | 2014-08-05 17:52:32 +0400 |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2014-11-13 08:56:16 +0300 |
| commit | e6a546fd03753ffbd9d2f2883210f8043a8791f7 (patch) | |
| tree | b6c12ed3a97aa9485acaedc17c8372edda522619 /arch/powerpc/sysdev/fsl_rio.h | |
| parent | e327fff47b6778e56f8e1dbd6493c1b0bbad1ae8 (diff) | |
| download | linux-e6a546fd03753ffbd9d2f2883210f8043a8791f7.tar.xz | |
powerpc/fsl-rio: add support for mapping inbound windows
Add support for mapping and unmapping of inbound rapidio windows. This
allows for drivers to open up a part of local memory on the rapidio
network. Also applications can use this and tranfer blocks of data
over the network.
Signed-off-by: Martijn de Gouw <martijn.de.gouw@prodrive-technologies.com>
[scottwood@freescale.com: updated commit message based on review]
Signed-off-by: Scott Wood <scottwood@freescale.com>
Diffstat (limited to 'arch/powerpc/sysdev/fsl_rio.h')
| -rw-r--r-- | arch/powerpc/sysdev/fsl_rio.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/fsl_rio.h b/arch/powerpc/sysdev/fsl_rio.h index ae8e27405a0d..d53407a34f32 100644 --- a/arch/powerpc/sysdev/fsl_rio.h +++ b/arch/powerpc/sysdev/fsl_rio.h @@ -50,9 +50,12 @@ #define RIO_S_DBELL_REGS_OFFSET 0x13400 #define RIO_S_PW_REGS_OFFSET 0x134e0 #define RIO_ATMU_REGS_DBELL_OFFSET 0x10C40 +#define RIO_INB_ATMU_REGS_PORT1_OFFSET 0x10d60 +#define RIO_INB_ATMU_REGS_PORT2_OFFSET 0x10f60 #define MAX_MSG_UNIT_NUM 2 #define MAX_PORT_NUM 4 +#define RIO_INB_ATMU_COUNT 4 struct rio_atmu_regs { u32 rowtar; @@ -63,6 +66,15 @@ struct rio_atmu_regs { u32 pad2[3]; }; +struct rio_inb_atmu_regs { + u32 riwtar; + u32 pad1; + u32 riwbar; + u32 pad2; + u32 riwar; + u32 pad3[3]; +}; + struct rio_dbell_ring { void *virt; dma_addr_t phys; @@ -99,6 +111,7 @@ struct rio_priv { void __iomem *regs_win; struct rio_atmu_regs __iomem *atmu_regs; struct rio_atmu_regs __iomem *maint_atmu_regs; + struct rio_inb_atmu_regs __iomem *inb_atmu_regs; void __iomem *maint_win; void *rmm_handle; /* RapidIO message manager(unit) Handle */ }; |