iommu/amd: Change macro for IOMMU control register bit shift to decimal value

#define EVENT_FLAG_I		0x008

/* feature control bits */

#define CONTROL_IOMMU_EN        0x00ULL

#define CONTROL_HT_TUN_EN       0x01ULL

#define CONTROL_EVT_LOG_EN      0x02ULL

#define CONTROL_EVT_INT_EN      0x03ULL

#define CONTROL_COMWAIT_EN      0x04ULL

#define CONTROL_INV_TIMEOUT	0x05ULL

#define CONTROL_PASSPW_EN       0x08ULL

#define CONTROL_RESPASSPW_EN    0x09ULL

#define CONTROL_COHERENT_EN     0x0aULL

#define CONTROL_ISOC_EN         0x0bULL

#define CONTROL_CMDBUF_EN       0x0cULL

#define CONTROL_PPRLOG_EN       0x0dULL

#define CONTROL_PPRINT_EN       0x0eULL

#define CONTROL_PPR_EN          0x0fULL

#define CONTROL_GT_EN           0x10ULL

#define CONTROL_GA_EN           0x11ULL

#define CONTROL_GAM_EN          0x19ULL

#define CONTROL_GALOG_EN        0x1CULL

#define CONTROL_GAINT_EN        0x1DULL

#define CONTROL_XT_EN           0x32ULL

#define CONTROL_INTCAPXT_EN     0x33ULL

#define CONTROL_IOMMU_EN	0

#define CONTROL_HT_TUN_EN	1

#define CONTROL_EVT_LOG_EN	2

#define CONTROL_EVT_INT_EN	3

#define CONTROL_COMWAIT_EN	4

#define CONTROL_INV_TIMEOUT	5

#define CONTROL_PASSPW_EN	8

#define CONTROL_RESPASSPW_EN	9

#define CONTROL_COHERENT_EN	10

#define CONTROL_ISOC_EN		11

#define CONTROL_CMDBUF_EN	12

#define CONTROL_PPRLOG_EN	13

#define CONTROL_PPRINT_EN	14

#define CONTROL_PPR_EN		15

#define CONTROL_GT_EN		16

#define CONTROL_GA_EN		17

#define CONTROL_GAM_EN		25

#define CONTROL_GALOG_EN	28

#define CONTROL_GAINT_EN	29

#define CONTROL_XT_EN		50

#define CONTROL_INTCAPXT_EN	51

#define CTRL_INV_TO_MASK	(7 << CONTROL_INV_TIMEOUT)

#define CTRL_INV_TO_NONE	0