diff options
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/broadwell/pch/pcie.c | 10 | ||||
| -rw-r--r-- | src/soc/intel/common/block/pcie/pcie.c | 10 |
2 files changed, 8 insertions, 12 deletions
diff --git a/src/soc/intel/broadwell/pch/pcie.c b/src/soc/intel/broadwell/pch/pcie.c index 05619f8023..26fde0bfb2 100644 --- a/src/soc/intel/broadwell/pch/pcie.c +++ b/src/soc/intel/broadwell/pch/pcie.c @@ -609,17 +609,15 @@ static void pch_pcie_enable(struct device *dev) root_port_commit_config(); } -static void pcie_set_ltr_max_latencies(struct device *dev, unsigned int off) +static void pcie_get_ltr_max_latencies(u16 *max_snoop, u16 *max_nosnoop) { - /* Set max snoop and non-snoop latency for Broadwell */ - pci_write_config32(dev, off, - PCIE_LTR_MAX_NO_SNOOP_LATENCY_3146US << 16 | - PCIE_LTR_MAX_SNOOP_LATENCY_3146US); + *max_snoop = PCIE_LTR_MAX_SNOOP_LATENCY_3146US; + *max_nosnoop = PCIE_LTR_MAX_NO_SNOOP_LATENCY_3146US; } static struct pci_operations pcie_ops = { .set_subsystem = pci_dev_set_subsystem, - .set_ltr_max_latencies = pcie_set_ltr_max_latencies, + .get_ltr_max_latencies = pcie_get_ltr_max_latencies, }; static struct device_operations device_ops = { diff --git a/src/soc/intel/common/block/pcie/pcie.c b/src/soc/intel/common/block/pcie/pcie.c index 346c0ff225..f7f0902ab7 100644 --- a/src/soc/intel/common/block/pcie/pcie.c +++ b/src/soc/intel/common/block/pcie/pcie.c @@ -45,16 +45,14 @@ static void pch_pcie_init(struct device *dev) pci_write_config16(dev, PCI_SEC_STATUS, reg16); } -static void pcie_set_ltr_max_latencies(struct device *dev, unsigned int offset) +static void pcie_get_ltr_max_latencies(u16 *max_snoop, u16 *max_nosnoop) { - /* Set max snoop and non-snoop latency for the SOC */ - pci_write_config32(dev, offset, - PCIE_LTR_MAX_NO_SNOOP_LATENCY_3146US << 16 | - PCIE_LTR_MAX_SNOOP_LATENCY_3146US); + *max_snoop = PCIE_LTR_MAX_SNOOP_LATENCY_3146US; + *max_nosnoop = PCIE_LTR_MAX_NO_SNOOP_LATENCY_3146US; } static struct pci_operations pcie_ops = { - .set_ltr_max_latencies = pcie_set_ltr_max_latencies, + .get_ltr_max_latencies = pcie_get_ltr_max_latencies, .set_subsystem = pci_dev_set_subsystem, }; |