From c67e3c1a905fea91e8ac0973857ad142b0337a00 Mon Sep 17 00:00:00 2001 From: Tim Wawrzynczak <twawrzynczak@chromium.org> Date: Tue, 10 Nov 2020 11:56:18 -0700 Subject: soc/intel/tigerlake: Add some helper macros for accessing TCSS DMA devices Change-Id: I6289d2049fbbb6bb532be3d9e2355c563ec98d1b Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Reviewed-on: https://review.coreboot.org/c/coreboot/+/47410 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Karthik Ramasubramanian <kramasub@google.com> --- src/soc/intel/tigerlake/include/soc/pci_devs.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'src') diff --git a/src/soc/intel/tigerlake/include/soc/pci_devs.h b/src/soc/intel/tigerlake/include/soc/pci_devs.h index cfb70cdb9f..ac0498fe26 100644 --- a/src/soc/intel/tigerlake/include/soc/pci_devs.h +++ b/src/soc/intel/tigerlake/include/soc/pci_devs.h @@ -50,10 +50,12 @@ #define SA_DEV_TBT3 PCI_DEV(0, SA_DEV_SLOT_TBT, 3) #define SA_DEV_SLOT_TCSS 0x0d +#define NUM_TCSS_DMA_FUNCTIONS 2 +#define SA_DEVFN_TCSS_DMA(x) PCI_DEVFN(SA_DEV_SLOT_TCSS, ((x) + 2)) #define SA_DEVFN_TCSS_XHCI PCI_DEVFN(SA_DEV_SLOT_TCSS, 0) #define SA_DEVFN_TCSS_XDCI PCI_DEVFN(SA_DEV_SLOT_TCSS, 1) -#define SA_DEVFN_TCSS_DMA0 PCI_DEVFN(SA_DEV_SLOT_TCSS, 2) -#define SA_DEVFN_TCSS_DMA1 PCI_DEVFN(SA_DEV_SLOT_TCSS, 3) +#define SA_DEVFN_TCSS_DMA0 SA_DEVFN_TCSS_DMA(0) +#define SA_DEVFN_TCSS_DMA1 SA_DEVFN_TCSS_DMA(1) #define SA_DEV_TCSS_XHCI PCI_DEV(0, SA_DEV_SLOT_TCSS, 0) #define SA_DEV_TCSS_XDCI PCI_DEV(0, SA_DEV_SLOT_TCSS, 1) #define SA_DEV_TCSS_DMA0 PCI_DEV(0, SA_DEV_SLOT_TCSS, 2) -- cgit v1.2.3