[Intel-gfx] [PATCH 08/53] drm/i915/xehp: Extra media engines - Part 2 (interrupts)

Matt Roper
2021-07-01T20:26:11Z

From: John Harrison <John.C.Harrison@Intel.com>

Xe_HP can have a lot of extra media engines. This patch adds the
interrupt handler support for them.

Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: John Harrison <John.C.Harrison@Intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
---
drivers/gpu/drm/i915/gt/intel_gt_irq.c | 13 ++++++++++++-
drivers/gpu/drm/i915/i915_reg.h | 3 +++
2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/gt/intel_gt_irq.c b/drivers/gpu/drm/i915/gt/intel_gt_irq.c
index c13462274fe8..b2de83be4d97 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_irq.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_irq.c
@@ -184,7 +184,13 @@ void gen11_gt_irq_reset(struct intel_gt *gt)
intel_uncore_write(uncore, GEN11_BCS_RSVD_INTR_MASK, ~0);
intel_uncore_write(uncore, GEN11_VCS0_VCS1_INTR_MASK, ~0);
intel_uncore_write(uncore, GEN11_VCS2_VCS3_INTR_MASK, ~0);
+ if (HAS_ENGINE(gt, VCS4) || HAS_ENGINE(gt, VCS5))
+ intel_uncore_write(uncore, GEN12_VCS4_VCS5_INTR_MASK, ~0);
+ if (HAS_ENGINE(gt, VCS6) || HAS_ENGINE(gt, VCS7))
+ intel_uncore_write(uncore, GEN12_VCS6_VCS7_INTR_MASK, ~0);
intel_uncore_write(uncore, GEN11_VECS0_VECS1_INTR_MASK, ~0);
+ if (HAS_ENGINE(gt, VECS2) || HAS_ENGINE(gt, VECS3))
+ intel_uncore_write(uncore, GEN12_VECS2_VECS3_INTR_MASK, ~0);

intel_uncore_write(uncore, GEN11_GPM_WGBOXPERF_INTR_ENABLE, 0);
intel_uncore_write(uncore, GEN11_GPM_WGBOXPERF_INTR_MASK, ~0);
@@ -218,8 +224,13 @@ void gen11_gt_irq_postinstall(struct intel_gt *gt)
intel_uncore_write(uncore, GEN11_BCS_RSVD_INTR_MASK, ~smask);
intel_uncore_write(uncore, GEN11_VCS0_VCS1_INTR_MASK, ~dmask);
intel_uncore_write(uncore, GEN11_VCS2_VCS3_INTR_MASK, ~dmask);
+ if (HAS_ENGINE(gt, VCS4) || HAS_ENGINE(gt, VCS5))
+ intel_uncore_write(uncore, GEN12_VCS4_VCS5_INTR_MASK, ~dmask);
+ if (HAS_ENGINE(gt, VCS6) || HAS_ENGINE(gt, VCS7))
+ intel_uncore_write(uncore, GEN12_VCS6_VCS7_INTR_MASK, ~dmask);
intel_uncore_write(uncore, GEN11_VECS0_VECS1_INTR_MASK, ~dmask);
-
+ if (HAS_ENGINE(gt, VECS2) || HAS_ENGINE(gt, VECS3))
+ intel_uncore_write(uncore, GEN12_VECS2_VECS3_INTR_MASK, ~dmask);
/*
* RPS interrupts will get enabled/disabled on demand when RPS itself
* is enabled/disabled.
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index d4546e871833..cb1716b6ce72 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -8076,7 +8076,10 @@ enum {
#define GEN11_BCS_RSVD_INTR_MASK _MMIO(0x1900a0)
#define GEN11_VCS0_VCS1_INTR_MASK _MMIO(0x1900a8)
#define GEN11_VCS2_VCS3_INTR_MASK _MMIO(0x1900ac)
+#define GEN12_VCS4_VCS5_INTR_MASK _MMIO(0x1900b0)
+#define GEN12_VCS6_VCS7_INTR_MASK _MMIO(0x1900b4)
#define GEN11_VECS0_VECS1_INTR_MASK _MMIO(0x1900d0)
+#define GEN12_VECS2_VECS3_INTR_MASK _MMIO(0x1900d4)
#define GEN11_GUC_SG_INTR_MASK _MMIO(0x1900e8)
#define GEN11_GPM_WGBOXPERF_INTR_MASK _MMIO(0x1900ec)
#define GEN11_CRYPTO_RSVD_INTR_MASK _MMIO(0x1900f0)