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device/pciexp_device: Convert LTR non-snoop/snoop value into common macro

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Change-Id: I3d14a40b4ed0dcc216dcac883e33749b7808f00d
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31951
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
This commit is contained in:
Subrata Banik 2019-03-25 21:49:39 +05:30
commit ed6996f2ba
3 changed files with 10 additions and 7 deletions
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5
src/include/device/pciexp.h
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@ -14,6 +14,11 @@ enum aspm_type {
#define ASPM_LTR_L12_THRESHOLD_SCALE_OFFSET 29
#define ASPM_LTR_L12_THRESHOLD_SCALE_MASK (0x7 << ASPM_LTR_L12_THRESHOLD_SCALE_OFFSET)
/* Latency tolerance reporting, max non-snoop latency value 3.14ms */
#define PCIE_LTR_MAX_NO_SNOOP_LATENCY_3146US 0x1003
/* Latency tolerance reporting, max snoop latency value 3.14ms */
#define PCIE_LTR_MAX_SNOOP_LATENCY_3146US 0x1003
void pciexp_scan_bus(struct bus *bus, unsigned int min_devfn,
unsigned int max_devfn);