linux_dsm_epyc7002/drivers/hwtracing/intel_th
Alexander Shishkin 397c772966 intel_th: Disallow multi mode on devices where it's broken
Some versions of Intel TH have an issue that prevents the multi mode of
MSU from working correctly, resulting in no trace data and potentially
stuck MSU pipeline.

Disable multi mode on such devices.

Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200317062215.15598-2-alexander.shishkin@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-03-18 11:28:22 +01:00
..
acpi.c intel_th: Communicate IRQ via resource 2019-05-03 18:14:29 +02:00
core.c intel_th: Fix freeing IRQs 2019-12-17 15:45:58 +01:00
debug.c intel_th: Add SPDX GPL-2.0 header to replace GPLv2 boilerplate 2018-03-28 18:47:19 +03:00
debug.h intel_th: Add SPDX GPL-2.0 header to replace GPLv2 boilerplate 2018-03-28 18:47:19 +03:00
gth.c intel_th: gth: Fix the window switching sequence 2019-11-04 15:01:22 +01:00
gth.h intel_th: Add switch triggering support 2019-05-03 18:16:21 +02:00
intel_th.h intel_th: Disallow multi mode on devices where it's broken 2020-03-18 11:28:22 +01:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
Makefile intel_th: msu-sink: An example msu buffer "sink" 2019-07-25 13:03:18 +02:00
msu-sink.c intel_th: msu-sink: An example msu buffer "sink" 2019-07-25 13:03:18 +02:00
msu.c intel_th: Disallow multi mode on devices where it's broken 2020-03-18 11:28:22 +01:00
msu.h Merge 5.3-rc5 into char-misc-next 2019-08-19 07:11:53 +02:00
pci.c intel_th: Disallow multi mode on devices where it's broken 2020-03-18 11:28:22 +01:00
pti.c intel_th: pti: Use sysfs_match_string() helper 2019-02-21 15:04:36 +02:00
pti.h intel_th: Use the correct style for SPDX License Identifier 2019-07-30 19:41:53 +02:00
sth.c intel_th: Mark expected switch fall-throughs 2019-02-21 15:04:36 +02:00
sth.h intel_th: Add SPDX GPL-2.0 header to replace GPLv2 boilerplate 2018-03-28 18:47:19 +03:00