From: Don Hiatt
On some platforms (e.g. KBL) that do not support GuC submission, but
the user enabled the GuC communication (e.g for HuC authentication)
calling the GuC EXIT_S_STATE action results in lose of ability to
enter RC6. We can remove the GuC suspend/resume entirely as we do
not need
From: Don Hiatt
On some platforms (e.g. KBL) that do not support GuC submission, but
the user enabled the GuC communication (e.g for HuC authentication)
calling the GuC EXIT_S_STATE action results in lose of ability to
enter RC6. We can remove the GuC suspend/resume entirely as we do
not need
From: Don Hiatt
On some platforms (e.g. KBL) that do not support GuC submission, but
the user enabled the GuC communication (e.g for HuC authentication)
calling the GuC EXIT_S_STATE action results in lose of ability to
enter RC6. We can remove the GuC suspend/resume entirely as we do
not need
From: Don Hiatt
Add intel_guc_submission_is_enabled() function to determine if
GuC submission is active.
v2: No need to look at engine to determine if submission is enabled.
Signed-off-by: Don Hiatt
---
drivers/gpu/drm/i915/i915_drv.h | 6 ++
1 file changed, 6 insertions(+)
diff --git
From: Don Hiatt
Add intel_guc_submission_is_enabled() function to determine if
GuC submission is active. Based on code by Michal Wajdeczko.
Signed-off-by: Don Hiatt
---
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.c | 2 +-
drivers/gpu/drm/i915/gt/uc/intel_guc_submission.h | 1 +
drivers
From: Don Hiatt
On some platforms (e.g. KBL) that do not support GuC submission, but
the user enabled the GuC communication (e.g for HuC authentication)
calling the GuC EXIT_S_STATE action results in lose of ability to
enter RC6. We can remove the GuC suspend/resume entirely as we do
not need
From: Don Hiatt
On some platforms (e.g. KBL) that do not support GuC submission, but
the user enabled the GuC communication (e.g for HuC authentication)
calling the GuC EXIT_S_STATE action results in lose of ability to
enter RC6. We can remove the GuC suspend/resume entirely as we do
not need
From: Don Hiatt
On some platforms (e.g. KBL) that do not support GuC submission, but
the user enabled the GuC communication (e.g for HuC authentication)
calling the GuC EXIT_S_STATE action results in lose of ability to
enter RC6. We can remove the GuC suspend/remove entirely as we do
not need
From: Don Hiatt
Check to see if GuC submission is enabled before requesting the
EXIT_S_STATE action.
On some platforms (e.g. KBL) that do not support GuC submission, but
the user enabled the GuC communication (e.g for HuC authentication)
calling the GuC EXIT_S_STATE action results in lose
