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path: root/drivers/dahdi/wctdm24xxp/base.c
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Diffstat (limited to 'drivers/dahdi/wctdm24xxp/base.c')
-rw-r--r--drivers/dahdi/wctdm24xxp/base.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/dahdi/wctdm24xxp/base.c b/drivers/dahdi/wctdm24xxp/base.c
index 039c379..c6ebb38 100644
--- a/drivers/dahdi/wctdm24xxp/base.c
+++ b/drivers/dahdi/wctdm24xxp/base.c
@@ -191,6 +191,11 @@ static const struct wctdm_desc wcaex410 = { "Wildcard AEX410", FLAG_EXPRESS, 4 }
static const struct wctdm_desc wcha80000 = { "HA8-0000", 0, 8 };
static const struct wctdm_desc wchb80000 = { "HB8-0000", FLAG_EXPRESS, 8 };
+static inline bool is_pcie(const struct wctdm *wc)
+{
+ return (wc->desc->flags & FLAG_EXPRESS) > 0;
+}
+
/**
* Returns true if the card is one of the Hybrid Digital Analog Cards.
*/
@@ -5679,6 +5684,13 @@ __wctdm_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
wc->vb.pdev = pdev;
wc->vb.debug = &debug;
+#ifdef CONFIG_VOICEBUS_DISABLE_ASPM
+ if (is_pcie(wc)) {
+ pci_disable_link_state(pdev->bus->self, PCIE_LINK_STATE_L0S |
+ PCIE_LINK_STATE_L1 | PCIE_LINK_STATE_CLKPM);
+ };
+#endif
+
if (is_hx8(wc)) {
wc->vb.ops = &hx8_voicebus_operations;
ret = voicebus_boot_init(&wc->vb, wc->board_name);