diff options
| author | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2020-11-10 11:56:18 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-11-30 08:06:13 +0000 |
| commit | c67e3c1a905fea91e8ac0973857ad142b0337a00 (patch) | |
| tree | adc5414ce536fe5ac3134b2163f91ae9c1fd8585 /src | |
| parent | f1b4a7c9d4e8eb5884efab2d29f49812326f66e2 (diff) | |
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>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/tigerlake/include/soc/pci_devs.h | 6 |
1 files changed, 4 insertions, 2 deletions
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) |