intel_th: pci: Add Tiger Lake support [Linux 4.19.70]

This Linux kernel change "intel_th: pci: Add Tiger Lake support" is included in the Linux 4.19.70 release. This change is authored by Alexander Shishkin <alexander.shishkin [at]> on Wed Aug 21 10:49:55 2019 +0300. The commit for this change in Linux stable tree is e91c9c1 (patch) which is from upstream commit 9c78255. The same Linux upstream change may have been applied to various maintained Linux releases and you can find all Linux releases containing changes from upstream 9c78255.

intel_th: pci: Add Tiger Lake support

commit 9c78255fdde45c6b9a1ee30f652f7b34c727f5c7 upstream.

This adds support for the Trace Hub in Tiger Lake PCH.

Signed-off-by: Alexander Shishkin <>
Cc: # v4.14+
Signed-off-by: Greg Kroah-Hartman <>

There are 5 lines of Linux source code added/deleted in this change. Code changes to Linux kernel are as follows.

 drivers/hwtracing/intel_th/pci.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c
index ac72184..968319f 100644
--- a/drivers/hwtracing/intel_th/pci.c
+++ b/drivers/hwtracing/intel_th/pci.c
@@ -180,6 +180,11 @@ static void intel_th_pci_remove(struct pci_dev *pdev)
        .driver_data = (kernel_ulong_t)&intel_th_2x,
+   {
+       /* Tiger Lake PCH */
+       .driver_data = (kernel_ulong_t)&intel_th_2x,
+   },
    { 0 },

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