diff options
Diffstat (limited to 'drivers/cdx/controller/mc_cdx_pcol.h')
| -rw-r--r-- | drivers/cdx/controller/mc_cdx_pcol.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/cdx/controller/mc_cdx_pcol.h b/drivers/cdx/controller/mc_cdx_pcol.h index 2de019406b..832a44af96 100644 --- a/drivers/cdx/controller/mc_cdx_pcol.h +++ b/drivers/cdx/controller/mc_cdx_pcol.h @@ -455,6 +455,12 @@ #define MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_REQUESTER_ID_OFST 84 #define MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_REQUESTER_ID_LEN 4 +/* MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_V2 msgresponse */ +#define MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_V2_LEN 92 +/* Requester ID used by device for GIC ITS DeviceID */ +#define MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_V2_REQUESTER_DEVICE_ID_OFST 88 +#define MC_CMD_CDX_BUS_GET_DEVICE_CONFIG_OUT_V2_REQUESTER_DEVICE_ID_LEN 4 + /***********************************/ /* * MC_CMD_CDX_BUS_DOWN @@ -617,6 +623,64 @@ #define MC_CMD_CDX_DEVICE_CONTROL_GET_OUT_MMIO_REGIONS_ENABLE_WIDTH 1 /***********************************/ +/* + * MC_CMD_CDX_DEVICE_WRITE_MSI_MSG + * Populates the MSI message to be used by the hardware to raise the specified + * interrupt vector. Versal-net implementation specific limitations are that + * only 4 CDX devices with MSI interrupt capability are supported and all + * vectors within a device must use the same write address. The command will + * return EINVAL if any of these limitations is violated. + */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG 0x9 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_MSGSET 0x9 +#undef MC_CMD_0x9_PRIVILEGE_CTG + +#define MC_CMD_0x9_PRIVILEGE_CTG SRIOV_CTG_ADMIN + +/* MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN msgrequest */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_LEN 28 +/* Device bus number, in range 0 to BUS_COUNT-1 */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_BUS_OFST 0 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_BUS_LEN 4 +/* Device number relative to the bus, in range 0 to DEVICE_COUNT-1 for that bus */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_DEVICE_OFST 4 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_DEVICE_LEN 4 +/* + * Device-relative MSI vector number. Must be < MSI_COUNT reported for the + * device. + */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_VECTOR_OFST 8 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_VECTOR_LEN 4 +/* Reserved (alignment) */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_RESERVED_OFST 12 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_RESERVED_LEN 4 +/* + * MSI address to be used by the hardware. Typically, on ARM systems this + * address is translated by the IOMMU (if enabled) and it is the responsibility + * of the entity managing the IOMMU (APU kernel) to supply the correct IOVA + * here. + */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_OFST 16 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_LEN 8 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_LO_OFST 16 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_LO_LEN 4 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_LO_LBN 128 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_LO_WIDTH 32 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_HI_OFST 20 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_HI_LEN 4 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_HI_LBN 160 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_ADDRESS_HI_WIDTH 32 +/* + * MSI data to be used by the hardware. On versal-net, only the lower 16-bits + * are used, the remaining bits are ignored and should be set to zero. + */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_DATA_OFST 24 +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_IN_MSI_DATA_LEN 4 + +/* MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_OUT msgresponse */ +#define MC_CMD_CDX_DEVICE_WRITE_MSI_MSG_OUT_LEN 0 + +/***********************************/ /* MC_CMD_V2_EXTN - Encapsulation for a v2 extended command */ #define MC_CMD_V2_EXTN 0x7f |