diff options
Diffstat (limited to 'arch/powerpc/sysdev/fsl_msi.h')
| -rw-r--r-- | arch/powerpc/sysdev/fsl_msi.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/sysdev/fsl_msi.h b/arch/powerpc/sysdev/fsl_msi.h index 420cfcb..50ec4b0 100644 --- a/arch/powerpc/sysdev/fsl_msi.h +++ b/arch/powerpc/sysdev/fsl_msi.h @@ -15,6 +15,7 @@ #include <linux/of.h> #include <asm/msi_bitmap.h> +#include <asm/atomic.h> #define NR_MSI_REG_MSIIR 8 /* MSIIR can index 8 MSI registers */ #define NR_MSI_REG_MSIIR1 16 /* MSIIR1 can index 16 MSI registers */ @@ -27,6 +28,8 @@ #define FSL_PIC_IP_IPIC 0x00000002 #define FSL_PIC_IP_VMPIC 0x00000003 +#define FSL_PIC_FTR_MPIC_4_3 0x00000010 + struct fsl_msi_cascade_data; struct fsl_msi { @@ -37,6 +40,8 @@ struct fsl_msi { u32 msiir_offset; /* Offset of MSIIR, relative to start of CCSR */ u32 ibs_shift; /* Shift of interrupt bit select */ u32 srs_shift; /* Shift of the shared interrupt register select */ + u32 msir_num; /* Number of available MSIR regs */ + atomic_t msi_alloc_cnt; /* Counter for MSI hwirq allocations */ void __iomem *msi_regs; u32 feature; struct fsl_msi_cascade_data *cascade_array[NR_MSI_REG_MAX]; |