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From: Rosen Penev <rosenp@gmail.com>
To: stable@vger.kernel.org
Cc: "Alex Deucher" <alexander.deucher@amd.com>,
	"Christian König" <christian.koenig@amd.com>,
	"Pan, Xinhui" <Xinhui.Pan@amd.com>,
	"David Airlie" <airlied@gmail.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	"Harry Wentland" <harry.wentland@amd.com>,
	"Leo Li" <sunpeng.li@amd.com>,
	"Rodrigo Siqueira" <Rodrigo.Siqueira@amd.com>,
	"Evan Quan" <evan.quan@amd.com>,
	"Mario Limonciello" <mario.limonciello@amd.com>,
	"Sasha Levin" <sashal@kernel.org>,
	"Rosen Penev" <rosenp@gmail.com>,
	"Lijo Lazar" <lijo.lazar@amd.com>, "Ma Jun" <Jun.Ma2@amd.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Srinivasan Shanmugam" <srinivasan.shanmugam@amd.com>,
	"Mario Limonciello (AMD)" <superm1@kernel.org>,
	"Zhigang Luo" <Zhigang.Luo@amd.com>,
	"Bert Karwatzki" <spasswolf@web.de>, "Ray Wu" <ray.wu@amd.com>,
	"Wayne Lin" <Wayne.Lin@amd.com>, "Roman Li" <Roman.Li@amd.com>,
	"Hersen Wu" <hersenxs.wu@amd.com>,
	"Timur Kristóf" <timur.kristof@gmail.com>,
	"Alex Hung" <alex.hung@amd.com>, decce6 <decce6@proton.me>,
	"Wentao Liang" <vulab@iscas.ac.cn>,
	amd-gfx@lists.freedesktop.org (open list:RADEON and AMDGPU DRM
	DRIVERS), dri-devel@lists.freedesktop.org (open list:DRM DRIVERS),
	linux-kernel@vger.kernel.org (open list)
Subject: [PATCHv3 for 6.1 1/4] drm/amdgpu: use proper DC check in amdgpu_display_supported_domains()
Date: Fri, 20 Mar 2026 22:44:50 -0700	[thread overview]
Message-ID: <20260321054453.19683-2-rosenp@gmail.com> (raw)
In-Reply-To: <20260321054453.19683-1-rosenp@gmail.com>

From: Alex Deucher <alexander.deucher@amd.com>

[ Upstream commit 96ce96f8773da4814622fd97e5226915a2c30706 ]

amdgpu_device_asic_has_dc_support() just checks the asic itself.
amdgpu_device_has_dc_support() is a runtime check which not
only checks the asic, but also other things in the driver
like whether virtual display is enabled.  We want the latter
here.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index cd0bccc95205..98cce09684f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -534,7 +534,7 @@ uint32_t amdgpu_display_supported_domains(struct amdgpu_device *adev,
 	 */
 	if ((bo_flags & AMDGPU_GEM_CREATE_CPU_GTT_USWC) &&
 	    amdgpu_bo_support_uswc(bo_flags) &&
-	    amdgpu_device_asic_has_dc_support(adev->asic_type) &&
+	    amdgpu_device_has_dc_support(adev) &&
 	    adev->mode_info.gpu_vm_support)
 		domain |= AMDGPU_GEM_DOMAIN_GTT;
 #endif
--
2.53.0


  reply	other threads:[~2026-03-21  5:45 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-21  5:44 [PATCHv3 for 6.1 0/4] amdgpu: fix panic on old GPUs Rosen Penev
2026-03-21  5:44 ` Rosen Penev [this message]
2026-03-21  5:44 ` [PATCHv3 for 6.1 2/4] drm/amdgpu: clarify DC checks Rosen Penev
2026-03-21  5:44 ` [PATCHv3 for 6.1 3/4] drm/amd/display: Add pixel_clock to amd_pp_display_configuration Rosen Penev
2026-03-21  5:44 ` [PATCHv3 for 6.1 4/4] drm/amd/pm: Use pm_display_cfg in legacy DPM (v2) Rosen Penev
2026-03-23  9:29 ` [PATCHv3 for 6.1 0/4] amdgpu: fix panic on old GPUs Christian König

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