From 7701d10a1eb04025b594484975ee09eee11078b1 Mon Sep 17 00:00:00 2001 From: Yifan Zhang Date: Wed, 26 Oct 2022 10:55:10 +0800 Subject: drm/amdgpu: force read discovery file if set discovery=2 If discovery is set to 2 in module parameters explicitly, the intention is to use the discovery file in FW rather than the one in BIOS, usually because the latter is incorrect. This patch to force read discovery file if set discovery=2. Signed-off-by: Yifan Zhang Reviewed-by: Tim Huang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 3993e6134914..5ea9afaaf4f1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -305,8 +305,13 @@ static int amdgpu_discovery_init(struct amdgpu_device *adev) goto out; } - if (!amdgpu_discovery_verify_binary_signature(adev->mman.discovery_bin)) { - dev_warn(adev->dev, "get invalid ip discovery binary signature from vram\n"); + if (!amdgpu_discovery_verify_binary_signature(adev->mman.discovery_bin) || amdgpu_discovery == 2) { + /* ignore the discovery binary from vram if discovery=2 in kernel module parameter */ + if (amdgpu_discovery == 2) + dev_info(adev->dev,"force read ip discovery binary from file"); + else + dev_warn(adev->dev, "get invalid ip discovery binary signature from vram\n"); + /* retry read ip discovery binary from file */ r = amdgpu_discovery_read_binary_from_file(adev, adev->mman.discovery_bin); if (r) { -- cgit From 25263da37693c764e198b31ab4c647934bf80e07 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 19 Jul 2022 12:13:08 -0400 Subject: drm/amdgpu: rework SR-IOV virtual display handling MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit virtual display is enabled unconditionally in SR-IOV, but without specifying the virtual_display module, the number of crtcs defaults to 0. Set a single display by default for SR-IOV if the virtual_display parameter is not set. Only enable virtual display by default on SR-IOV on asics which actually have display hardware. Acked-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 18 +++++++++++++++--- 1 file changed, 15 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 5ea9afaaf4f1..104de4bc5177 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -1702,9 +1702,15 @@ static int amdgpu_discovery_set_smu_ip_blocks(struct amdgpu_device *adev) return 0; } +static void amdgpu_discovery_set_sriov_display(struct amdgpu_device *adev) +{ + amdgpu_device_set_sriov_virtual_display(adev); + amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block); +} + static int amdgpu_discovery_set_display_ip_blocks(struct amdgpu_device *adev) { - if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) { + if (adev->enable_virtual_display) { amdgpu_device_ip_block_add(adev, &amdgpu_vkms_ip_block); return 0; } @@ -1732,7 +1738,10 @@ static int amdgpu_discovery_set_display_ip_blocks(struct amdgpu_device *adev) case IP_VERSION(3, 1, 6): case IP_VERSION(3, 2, 0): case IP_VERSION(3, 2, 1): - amdgpu_device_ip_block_add(adev, &dm_ip_block); + if (amdgpu_sriov_vf(adev)) + amdgpu_discovery_set_sriov_display(adev); + else + amdgpu_device_ip_block_add(adev, &dm_ip_block); break; default: dev_err(adev->dev, @@ -1745,7 +1754,10 @@ static int amdgpu_discovery_set_display_ip_blocks(struct amdgpu_device *adev) case IP_VERSION(12, 0, 0): case IP_VERSION(12, 0, 1): case IP_VERSION(12, 1, 0): - amdgpu_device_ip_block_add(adev, &dm_ip_block); + if (amdgpu_sriov_vf(adev)) + amdgpu_discovery_set_sriov_display(adev); + else + amdgpu_device_ip_block_add(adev, &dm_ip_block); break; default: dev_err(adev->dev, -- cgit From 5e0f4c041c95ef1f8e6e8ad5be18a2b6a2311b45 Mon Sep 17 00:00:00 2001 From: Perry Yuan Date: Fri, 30 Sep 2022 00:18:20 +0800 Subject: drm/amdgpu: add Vangogh APU flag to IP discovery path Add the missing apu flag for Vangogh when using IP discovery code path to initialize IPs Reviewed-by: Alex Deucher Signed-off-by: Perry Yuan Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c index 104de4bc5177..6b48178455bc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c @@ -2178,6 +2178,7 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev) break; case IP_VERSION(10, 3, 1): adev->family = AMDGPU_FAMILY_VGH; + adev->apu_flags |= AMD_APU_IS_VANGOGH; break; case IP_VERSION(10, 3, 3): adev->family = AMDGPU_FAMILY_YC; -- cgit