Merge tag 'amd-drm-fixes-7.1-2026-04-23' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-fixes-7.1-2026-04-23:

amdgpu:
- DC idle state manager fix
- ASPM fix
- GPUVM SVM fix
- DCE 6 fix

amdkfd:
- num_of_nodes bounds check fix

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patch.msgid.link/20260423170129.2345978-1-alexander.deucher@amd.com

7 files changed, 29 insertions, 18 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 413145a958fc..737ef1ef96a5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -1334,18 +1334,15 @@ static bool amdgpu_device_aspm_support_quirk(struct amdgpu_device *adev)
 #if IS_ENABLED(CONFIG_X86)
 	struct cpuinfo_x86 *c = &cpu_data(0);
 
-	if (!(amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(12, 0, 0) ||
-		  amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(12, 0, 1)))
-		return false;
-
-	if (c->x86 == 6 &&
-		adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN5) {
+	if (c->x86_vendor == X86_VENDOR_INTEL) {
 		switch (c->x86_model) {
 		case VFM_MODEL(INTEL_ALDERLAKE):
 		case VFM_MODEL(INTEL_ALDERLAKE_L):
 		case VFM_MODEL(INTEL_RAPTORLAKE):
 		case VFM_MODEL(INTEL_RAPTORLAKE_P):
 		case VFM_MODEL(INTEL_RAPTORLAKE_S):
+		case VFM_MODEL(INTEL_TIGERLAKE):
+		case VFM_MODEL(INTEL_TIGERLAKE_L):
 			return true;
 		default:
 			return false;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
index 31a437ce9570..a930f1522f96 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_pt.c
@@ -693,8 +693,11 @@ static void amdgpu_vm_pte_update_flags(struct amdgpu_vm_update_params *params,
 		   !(flags & AMDGPU_PTE_VALID) &&
 		   !(flags & AMDGPU_PTE_PRT_FLAG(params->adev))) {
 
-		/* Workaround for fault priority problem on GMC9 */
-		flags |= AMDGPU_PTE_EXECUTABLE;
+		/* Workaround for fault priority problem on GMC9 and GFX12,
+		 * EXECUTABLE for GMC9 fault priority and init_pte_flags
+		 * (e.g. AMDGPU_PTE_IS_PTE on GFX12)
+		 */
+		flags |= AMDGPU_PTE_EXECUTABLE | adev->gmc.init_pte_flags;
 	}
 
 	/*
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
index 462a32abf720..55ea5145a28a 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_chardev.c
@@ -776,6 +776,9 @@ static int kfd_ioctl_get_process_apertures_new(struct file *filp,
 		goto out_unlock;
 	}
 
+	if (args->num_of_nodes > kfd_topology_get_num_devices())
+		return -EINVAL;
+
 	/* Fill in process-aperture information for all available
 	 * nodes, but not more than args->num_of_nodes as that is
 	 * the amount of memory allocated by user
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index fa025bea9b4f..6e333bfa17d6 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -1191,6 +1191,7 @@ static inline struct kfd_node *kfd_node_by_irq_ids(struct amdgpu_device *adev,
 	return NULL;
 }
 int kfd_topology_enum_kfd_devices(uint8_t idx, struct kfd_node **kdev);
+uint32_t kfd_topology_get_num_devices(void);
 int kfd_numa_node_to_apic_id(int numa_node_id);
 uint32_t kfd_gpu_node_num(void);
 
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index 995f2c2528a9..29dee26261ab 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -2297,6 +2297,17 @@ int kfd_topology_remove_device(struct kfd_node *gpu)
 	return res;
 }
 
+uint32_t kfd_topology_get_num_devices(void)
+{
+	uint32_t num_devices;
+
+	down_read(&topology_lock);
+	num_devices = sys_props.num_devices;
+	up_read(&topology_lock);
+
+	return num_devices;
+}
+
 /* kfd_topology_enum_kfd_devices - Enumerate through all devices in KFD
  *	topology. If GPU device is found @idx, then valid kfd_dev pointer is
  *	returned through @kdev
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_ism.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_ism.c
index 773943f65d6e..a64e95860e99 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_ism.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_ism.c
@@ -270,7 +270,6 @@ static void dm_ism_commit_idle_optimization_state(struct amdgpu_dm_ism *ism,
 	struct amdgpu_crtc *acrtc = ism_to_amdgpu_crtc(ism);
 	struct amdgpu_device *adev = drm_to_adev(acrtc->base.dev);
 	struct amdgpu_display_manager *dm = &adev->dm;
-	int r;
 
 	trace_amdgpu_dm_ism_commit(dm->active_vblank_irq_count,
 				   vblank_enabled,
@@ -323,16 +322,7 @@ static void dm_ism_commit_idle_optimization_state(struct amdgpu_dm_ism *ism,
 	 */
 	if (!vblank_enabled && dm->active_vblank_irq_count == 0) {
 		dc_post_update_surfaces_to_stream(dm->dc);
-
-		r = amdgpu_dpm_pause_power_profile(adev, true);
-		if (r)
-			dev_warn(adev->dev, "failed to set default power profile mode\n");
-
 		dc_allow_idle_optimizations(dm->dc, true);
-
-		r = amdgpu_dpm_pause_power_profile(adev, false);
-		if (r)
-			dev_warn(adev->dev, "failed to restore the power profile mode\n");
 	}
 }
 
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
index 00b894602423..05991a10f8bf 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -5069,6 +5069,12 @@ void resource_build_bit_depth_reduction_params(struct dc_stream_state *stream,
 		}
 	}
 
+	if (stream->ctx->dce_version < DCE_VERSION_8_0 &&
+	    stream->timing.display_color_depth >= COLOR_DEPTH_101010) {
+		/* DCE 6.x doesn't support 10-bit truncation or dither options. */
+		option = DITHER_OPTION_DISABLE;
+	}
+
 	if (option == DITHER_OPTION_DISABLE)
 		return;