diff options
| author | Michal Wajdeczko <[email protected]> | 2018-09-10 10:41:49 +0000 |
|---|---|---|
| committer | Chris Wilson <[email protected]> | 2018-09-10 20:31:55 +0100 |
| commit | b84d9ab0b7239b22cb9a079e54b01f69b37bc211 (patch) | |
| tree | 3fad5a72cf85aacb9fd1007b0d7df98beda5823f | |
| parent | 5f521722a2a2391d693afccdf6e12be2754382d8 (diff) | |
drm/i915/guc: Update GuC power domain states
We should update GuC power domain states also when GuC submission
is disabled, otherwise GuC might complain or ignore our requests.
This seems to be required for all currently released GuC firmwares.
v2: it is only needed by pre-Gen11 firmwares
Signed-off-by: Michal Wajdeczko <[email protected]>
Cc: John Spotswood <[email protected]>
Cc: Anusha Srivatsa <[email protected]>
Cc: Tomasz Lis <[email protected]>
Cc: Daniele Ceraolo Spurio <[email protected]>
Reviewed-by: Anusha Srivatsa <[email protected]>
Signed-off-by: Chris Wilson <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
| -rw-r--r-- | drivers/gpu/drm/i915/intel_uc.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index 7c95697e1a35..b1b3e81b6e24 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -401,6 +401,10 @@ int intel_uc_init_hw(struct drm_i915_private *i915) ret = intel_guc_submission_enable(guc); if (ret) goto err_communication; + } else if (INTEL_GEN(i915) < 11) { + ret = intel_guc_sample_forcewake(guc); + if (ret) + goto err_communication; } dev_info(i915->drm.dev, "GuC firmware version %u.%u\n", |