[PATCH] drm/amd/powerplay: sw ctf for arcturus

[Wang, Kevin(Yang)]

[AMD Official Use Only - Internal Distribution Only]

fine for me.

Reviewed-by: Kevin Wang <kevin1.wang at amd.com>

Best Regards,
Kevin
________________________________
From: amd-gfx <amd-gfx-bounces at lists.freedesktop.org> on behalf of Kenneth Feng <kenneth.feng at amd.com>
Sent: Thursday, January 9, 2020 9:53 AM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>
Cc: Quan, Evan <Evan.Quan at amd.com>; Feng, Kenneth <Kenneth.Feng at amd.com>
Subject: [PATCH] drm/amd/powerplay: sw ctf for arcturus

software ctf implementation on arcturs.
has been verified on the system by setting a fake software ctf
temperature limit like 40 degrees centigrade.
then the interrupt is triggered from ih ring and
the warning can be observed from dmesg.

Signed-off-by: Kenneth Feng <kenneth.feng at amd.com>
---
 drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
index 50b317f..330d5f4 100644
--- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c
@@ -846,11 +846,13 @@ static int arcturus_get_thermal_temperature_range(struct smu_context *smu,
                                                 struct smu_temperature_range *range)
 {
         PPTable_t *pptable = smu->smu_table.driver_pptable;
+       struct smu_table_context *table_context = &smu->smu_table;
+       struct smu_11_0_powerplay_table *powerplay_table = table_context->power_play_table;

-       if (!range)
+       if (!range || !powerplay_table)
                 return -EINVAL;

-       range->max = pptable->TedgeLimit *
+       range->max = powerplay_table->software_shutdown_temp *
                 SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
         range->edge_emergency_max = (pptable->TedgeLimit + CTF_OFFSET_EDGE) *
                 SMU_TEMPERATURE_UNITS_PER_CENTIGRADES;
--
2.7.4

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