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drm/i915/guc: drop guc_communication_enabled
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The function is only used from within GEM_BUG_ON(), which is causing
warnings with Wunneeded-internal-declaration in some builds. Since the
function is a simple wrapper around a CT function, we can just call the
CT function directly instead.

Fixes: 1fb12c5 ("drm/i915/guc: skip disabling CTBs before sanitizing the GuC")
Reported-by: kernel test robot <[email protected]>
Signed-off-by: Daniele Ceraolo Spurio <[email protected]>
Cc: Matthew Brost <[email protected]>
Cc: John Harrison <[email protected]>
Reviewed-by: Matthew Brost <[email protected]>
Signed-off-by: John Harrison <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit 5db1856)
Signed-off-by: Jani Nikula <[email protected]>
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dceraolo authored and jnikula committed Sep 14, 2021
1 parent c8dead5 commit 4154063
Showing 1 changed file with 3 additions and 8 deletions.
11 changes: 3 additions & 8 deletions drivers/gpu/drm/i915/gt/uc/intel_uc.c
Original file line number Diff line number Diff line change
Expand Up @@ -172,11 +172,6 @@ void intel_uc_driver_remove(struct intel_uc *uc)
__uc_free_load_err_log(uc);
}

static inline bool guc_communication_enabled(struct intel_guc *guc)
{
return intel_guc_ct_enabled(&guc->ct);
}

/*
* Events triggered while CT buffers are disabled are logged in the SCRATCH_15
* register using the same bits used in the CT message payload. Since our
Expand Down Expand Up @@ -210,7 +205,7 @@ static void guc_get_mmio_msg(struct intel_guc *guc)
static void guc_handle_mmio_msg(struct intel_guc *guc)
{
/* we need communication to be enabled to reply to GuC */
GEM_BUG_ON(!guc_communication_enabled(guc));
GEM_BUG_ON(!intel_guc_ct_enabled(&guc->ct));

spin_lock_irq(&guc->irq_lock);
if (guc->mmio_msg) {
Expand All @@ -226,7 +221,7 @@ static int guc_enable_communication(struct intel_guc *guc)
struct drm_i915_private *i915 = gt->i915;
int ret;

GEM_BUG_ON(guc_communication_enabled(guc));
GEM_BUG_ON(intel_guc_ct_enabled(&guc->ct));

ret = i915_inject_probe_error(i915, -ENXIO);
if (ret)
Expand Down Expand Up @@ -662,7 +657,7 @@ static int __uc_resume(struct intel_uc *uc, bool enable_communication)
return 0;

/* Make sure we enable communication if and only if it's disabled */
GEM_BUG_ON(enable_communication == guc_communication_enabled(guc));
GEM_BUG_ON(enable_communication == intel_guc_ct_enabled(&guc->ct));

if (enable_communication)
guc_enable_communication(guc);
Expand Down

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