target/linux/layerscape/patches-5.4/811-kvm-0004-virt-vgic-Increase-number-of-DeviceIDs-to-17.patch

   1 From d157696b1761a710499207c6011a611a5c76826f Mon Sep 17 00:00:00 2001
   2 From: Bharat Bhushan <Bharat.Bhushan@nxp.com>
   3 Date: Thu, 25 Jan 2018 10:28:53 +0000
   4 Subject: [PATCH] virt/vgic: Increase number of DeviceIDs to 17
   5
   6 FSL-MC bus devices uses device-ids from 0x10000 to 0x20000.
   7 So to support MSI interrupts for mc-bus devices we need
   8 vgi-ITS device-id table of size 2^17 to support deviceid
   9 range from 0x10000 to 0x20000.
  10
  11 Signed-off-by: Bharat Bhushan <Bharat.Bhushan@nxp.com>
  12 ---
  13  virt/kvm/arm/vgic/vgic-its.c | 2 +-
  14  1 file changed, 1 insertion(+), 1 deletion(-)
  15
  16 --- a/virt/kvm/arm/vgic/vgic-its.c
  17 +++ b/virt/kvm/arm/vgic/vgic-its.c
  18 @@ -241,7 +241,7 @@ static struct its_ite *find_ite(struct v
  19  #define GIC_LPI_OFFSET 8192
  20
  21  #define VITS_TYPER_IDBITS 16
  22 -#define VITS_TYPER_DEVBITS 16
  23 +#define VITS_TYPER_DEVBITS 17
  24  #define VITS_DTE_MAX_DEVID_OFFSET      (BIT(14) - 1)
  25  #define VITS_ITE_MAX_EVENTID_OFFSET    (BIT(16) - 1)
  26