[Intel-gfx] [PATCH v3 03/16] drm/i915/pxp: define PXP device flag and kconfig
Daniele Ceraolo Spurio
daniele.ceraolospurio at intel.com
Sun Mar 28 22:56:55 UTC 2021
Ahead of the PXP implementation, define the relevant define flag and
kconfig option.
Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio at intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
---
drivers/gpu/drm/i915/Kconfig | 11 +++++++++++
drivers/gpu/drm/i915/i915_drv.h | 4 ++++
drivers/gpu/drm/i915/intel_device_info.h | 1 +
3 files changed, 16 insertions(+)
diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
index 1e1cb245fca7..c55e58bdbe0b 100644
--- a/drivers/gpu/drm/i915/Kconfig
+++ b/drivers/gpu/drm/i915/Kconfig
@@ -130,6 +130,17 @@ config DRM_I915_GVT_KVMGT
Choose this option if you want to enable KVMGT support for
Intel GVT-g.
+config DRM_I915_PXP
+ bool "Enable Intel PXP support for Intel Gen12+ platform"
+ depends on DRM_I915
+ depends on INTEL_MEI && INTEL_MEI_PXP
+ default y
+ help
+ PXP (Protected Xe Path) is an i915 component, available on GEN12+
+ GPUs, that helps to establish the hardware protected session and
+ manage the status of the alive software session, as well as its life
+ cycle.
+
menu "drm/i915 Debugging"
depends on DRM_I915
depends on EXPERT
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index fa596dace490..5bf50778d3c6 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -1733,6 +1733,10 @@ tgl_stepping_get(struct drm_i915_private *dev_priv)
#define HAS_VRR(i915) (INTEL_GEN(i915) >= 12)
+#define HAS_PXP(dev_priv) (IS_ENABLED(CONFIG_DRM_I915_PXP) && \
+ INTEL_INFO(dev_priv)->has_pxp) && \
+ VDBOX_MASK(&dev_priv->gt)
+
/* Only valid when HAS_DISPLAY() is true */
#define INTEL_DISPLAY_ENABLED(dev_priv) \
(drm_WARN_ON(&(dev_priv)->drm, !HAS_DISPLAY(dev_priv)), !(dev_priv)->params.disable_display)
diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
index 90acbaf800d5..1d8181045885 100644
--- a/drivers/gpu/drm/i915/intel_device_info.h
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -126,6 +126,7 @@ enum intel_ppgtt_type {
func(has_logical_ring_elsq); \
func(has_master_unit_irq); \
func(has_pooled_eu); \
+ func(has_pxp); \
func(has_rc6); \
func(has_rc6p); \
func(has_rps); \
--
2.29.2
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