On Fri, 26 Jul 2019 at 10:08, Suzuki K Poulose suzuki.poulose@arm.com wrote:

The ACPI bindings for CoreSight has been updated to add the device id for non-programmable CoreSight funnels (aka static funnels) as of v1.1 [0]. Add the ACPI id for static funnels in the driver.

[0] https://static.docs.arm.com/den0067/a/DEN0067_CoreSight_ACPI_1.1.pdf

Signed-off-by: Suzuki K Poulose suzuki.poulose@arm.com

drivers/hwtracing/coresight/coresight-funnel.c | 9 +++++++++ 1 file changed, 9 insertions(+)

diff --git a/drivers/hwtracing/coresight/coresight-funnel.c b/drivers/hwtracing/coresight/coresight-funnel.c index fa97cb9ab4f9..0c99848a5d69 100644 --- a/drivers/hwtracing/coresight/coresight-funnel.c +++ b/drivers/hwtracing/coresight/coresight-funnel.c @@ -5,6 +5,7 @@

• Description: CoreSight Funnel driver

*/

+#include <linux/acpi.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/types.h> @@ -302,11 +303,19 @@ static const struct of_device_id static_funnel_match[] = { {} };

+#ifdef CONFIG_ACPI +static const struct acpi_device_id static_funnel_ids[] = {

•   {"ARMHC9FE", 0},
  

•   {},
  

+}; +#endif

static struct platform_driver static_funnel_driver = { .probe = static_funnel_probe, .driver = { .name = "coresight-static-funnel", .of_match_table = static_funnel_match,

•           .acpi_match_table = ACPI_PTR(static_funnel_ids),
            .pm     = &funnel_dev_pm_ops,
            .suppress_bind_attrs = true,
    },
  

I haved also applied this patch.

Mathieu

-- 2.21.0