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path: root/drivers/scsi/mvsas/mv_94xx.h
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Diffstat (limited to 'drivers/scsi/mvsas/mv_94xx.h')
-rw-r--r--drivers/scsi/mvsas/mv_94xx.h72
1 files changed, 31 insertions, 41 deletions
diff --git a/drivers/scsi/mvsas/mv_94xx.h b/drivers/scsi/mvsas/mv_94xx.h
index 8f7eb4f2114..14e197497b4 100644
--- a/drivers/scsi/mvsas/mv_94xx.h
+++ b/drivers/scsi/mvsas/mv_94xx.h
@@ -150,35 +150,35 @@ enum chip_register_bits {
enum pci_interrupt_cause {
/* MAIN_IRQ_CAUSE (R10200) Bits*/
- IRQ_COM_IN_I2O_IOP0 = (1 << 0),
- IRQ_COM_IN_I2O_IOP1 = (1 << 1),
- IRQ_COM_IN_I2O_IOP2 = (1 << 2),
- IRQ_COM_IN_I2O_IOP3 = (1 << 3),
- IRQ_COM_OUT_I2O_HOS0 = (1 << 4),
- IRQ_COM_OUT_I2O_HOS1 = (1 << 5),
- IRQ_COM_OUT_I2O_HOS2 = (1 << 6),
- IRQ_COM_OUT_I2O_HOS3 = (1 << 7),
- IRQ_PCIF_TO_CPU_DRBL0 = (1 << 8),
- IRQ_PCIF_TO_CPU_DRBL1 = (1 << 9),
- IRQ_PCIF_TO_CPU_DRBL2 = (1 << 10),
- IRQ_PCIF_TO_CPU_DRBL3 = (1 << 11),
- IRQ_PCIF_DRBL0 = (1 << 12),
- IRQ_PCIF_DRBL1 = (1 << 13),
- IRQ_PCIF_DRBL2 = (1 << 14),
- IRQ_PCIF_DRBL3 = (1 << 15),
- IRQ_XOR_A = (1 << 16),
- IRQ_XOR_B = (1 << 17),
- IRQ_SAS_A = (1 << 18),
- IRQ_SAS_B = (1 << 19),
- IRQ_CPU_CNTRL = (1 << 20),
- IRQ_GPIO = (1 << 21),
- IRQ_UART = (1 << 22),
- IRQ_SPI = (1 << 23),
- IRQ_I2C = (1 << 24),
- IRQ_SGPIO = (1 << 25),
- IRQ_COM_ERR = (1 << 29),
- IRQ_I2O_ERR = (1 << 30),
- IRQ_PCIE_ERR = (1 << 31),
+ MVS_IRQ_COM_IN_I2O_IOP0 = (1 << 0),
+ MVS_IRQ_COM_IN_I2O_IOP1 = (1 << 1),
+ MVS_IRQ_COM_IN_I2O_IOP2 = (1 << 2),
+ MVS_IRQ_COM_IN_I2O_IOP3 = (1 << 3),
+ MVS_IRQ_COM_OUT_I2O_HOS0 = (1 << 4),
+ MVS_IRQ_COM_OUT_I2O_HOS1 = (1 << 5),
+ MVS_IRQ_COM_OUT_I2O_HOS2 = (1 << 6),
+ MVS_IRQ_COM_OUT_I2O_HOS3 = (1 << 7),
+ MVS_IRQ_PCIF_TO_CPU_DRBL0 = (1 << 8),
+ MVS_IRQ_PCIF_TO_CPU_DRBL1 = (1 << 9),
+ MVS_IRQ_PCIF_TO_CPU_DRBL2 = (1 << 10),
+ MVS_IRQ_PCIF_TO_CPU_DRBL3 = (1 << 11),
+ MVS_IRQ_PCIF_DRBL0 = (1 << 12),
+ MVS_IRQ_PCIF_DRBL1 = (1 << 13),
+ MVS_IRQ_PCIF_DRBL2 = (1 << 14),
+ MVS_IRQ_PCIF_DRBL3 = (1 << 15),
+ MVS_IRQ_XOR_A = (1 << 16),
+ MVS_IRQ_XOR_B = (1 << 17),
+ MVS_IRQ_SAS_A = (1 << 18),
+ MVS_IRQ_SAS_B = (1 << 19),
+ MVS_IRQ_CPU_CNTRL = (1 << 20),
+ MVS_IRQ_GPIO = (1 << 21),
+ MVS_IRQ_UART = (1 << 22),
+ MVS_IRQ_SPI = (1 << 23),
+ MVS_IRQ_I2C = (1 << 24),
+ MVS_IRQ_SGPIO = (1 << 25),
+ MVS_IRQ_COM_ERR = (1 << 29),
+ MVS_IRQ_I2O_ERR = (1 << 30),
+ MVS_IRQ_PCIE_ERR = (1 << 31),
};
union reg_phy_cfg {
@@ -258,21 +258,11 @@ enum sas_sata_phy_regs {
#define SPI_ADDR_VLD_94XX (1U << 1)
#define SPI_CTRL_SpiStart_94XX (1U << 0)
-#define mv_ffc(x) ffz(x)
-
static inline int
mv_ffc64(u64 v)
{
- int i;
- i = mv_ffc((u32)v);
- if (i >= 0)
- return i;
- i = mv_ffc((u32)(v>>32));
-
- if (i != 0)
- return 32 + i;
-
- return -1;
+ u64 x = ~v;
+ return x ? __ffs64(x) : -1;
}
#define r_reg_set_enable(i) \