diff --git a/drivers/thunderbolt/quirks.c b/drivers/thunderbolt/quirks.c index e81de9c30eac..9f7914ac2f48 100644 --- a/drivers/thunderbolt/quirks.c +++ b/drivers/thunderbolt/quirks.c @@ -23,6 +23,9 @@ static void quirk_dp_credit_allocation(struct tb_switch *sw) static void quirk_clx_disable(struct tb_switch *sw) { + if (tb_switch_is_titan_ridge(sw) && sw->nvm && sw->nvm->major >= 0x65) + return; + sw->quirks |= QUIRK_NO_CLX; tb_sw_dbg(sw, "disabling CL states\n"); } @@ -61,6 +64,10 @@ static const struct tb_quirk tb_quirks[] = { /* Dell WD19TB supports self-authentication on unplug */ { 0x0000, 0x0000, 0x00d4, 0xb070, quirk_force_power_link }, { 0x0000, 0x0000, 0x00d4, 0xb071, quirk_force_power_link }, + + /* Intel Titan Ridge CLx is unstable on early firmware versions */ + { 0x8086, PCI_DEVICE_ID_INTEL_TITAN_RIDGE_DD_BRIDGE, 0x0000, 0x0000, + quirk_clx_disable }, /* * Intel Goshen Ridge NVM 27 and before report wrong number of * DP buffers.