From 7b1a245b180579a844e506193f1f714edaf24bc1 Mon Sep 17 00:00:00 2001 From: David Zhang Date: Tue, 5 May 2026 09:09:31 -0700 Subject: accel/amdxdna: Add initial support for AIE4 VF Add basic device initialization support for AIE4 Virtual Functions (PCI device IDs 0x17F3 and 0x1B0C). Co-developed-by: Hayden Laccabue Signed-off-by: Hayden Laccabue Signed-off-by: David Zhang Reviewed-by: Mario Limonciello (AMD) Signed-off-by: Lizhi Hou Link: https://patch.msgid.link/20260505160936.3917732-2-lizhi.hou@amd.com --- include/uapi/drm/amdxdna_accel.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/uapi') diff --git a/include/uapi/drm/amdxdna_accel.h b/include/uapi/drm/amdxdna_accel.h index 0b11e8e3ea5d..34212feee15c 100644 --- a/include/uapi/drm/amdxdna_accel.h +++ b/include/uapi/drm/amdxdna_accel.h @@ -30,6 +30,7 @@ extern "C" { enum amdxdna_device_type { AMDXDNA_DEV_TYPE_UNKNOWN = -1, AMDXDNA_DEV_TYPE_KMQ = 0, + AMDXDNA_DEV_TYPE_UMQ = 1, AMDXDNA_DEV_TYPE_PF = 2, }; -- cgit v1.2.3 From 193612791eea3648e6647ad74cacb191f9d0ef33 Mon Sep 17 00:00:00 2001 From: David Zhang Date: Tue, 5 May 2026 09:09:33 -0700 Subject: accel/amdxdna: Add AIE4 VF hardware context create and destroy Implement hardware context creation and destruction for AIE4 VF devices. Co-developed-by: Hayden Laccabue Signed-off-by: Hayden Laccabue Signed-off-by: David Zhang Reviewed-by: Mario Limonciello (AMD) Signed-off-by: Lizhi Hou Link: https://patch.msgid.link/20260505160936.3917732-4-lizhi.hou@amd.com --- include/uapi/drm/amdxdna_accel.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/uapi') diff --git a/include/uapi/drm/amdxdna_accel.h b/include/uapi/drm/amdxdna_accel.h index 34212feee15c..ad9b33dd7b13 100644 --- a/include/uapi/drm/amdxdna_accel.h +++ b/include/uapi/drm/amdxdna_accel.h @@ -18,6 +18,7 @@ extern "C" { #define AMDXDNA_INVALID_CTX_HANDLE 0 #define AMDXDNA_INVALID_BO_HANDLE 0 #define AMDXDNA_INVALID_FENCE_HANDLE 0 +#define AMDXDNA_INVALID_DOORBELL_OFFSET (~0U) /* * Define hardware context priority -- cgit v1.2.3 From 91f4da826c082f7dca4a1f90fa3f032255f69c18 Mon Sep 17 00:00:00 2001 From: David Zhang Date: Tue, 5 May 2026 09:09:34 -0700 Subject: accel/amdxdna: Add command doorbell and wait support Expose the command doorbell register to userspace on a per-hardware context basis, enabling applications to notify the firmware of pending commands via doorbell writes. Introduce DRM_IOCTL_AMDXDNA_WAIT_CMD to allow userspace to wait for completion of individual commands. Co-developed-by: Hayden Laccabue Signed-off-by: Hayden Laccabue Signed-off-by: David Zhang Reviewed-by: Mario Limonciello (AMD) Signed-off-by: Lizhi Hou Link: https://patch.msgid.link/20260505160936.3917732-5-lizhi.hou@amd.com --- include/uapi/drm/amdxdna_accel.h | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) (limited to 'include/uapi') diff --git a/include/uapi/drm/amdxdna_accel.h b/include/uapi/drm/amdxdna_accel.h index ad9b33dd7b13..51a507561df6 100644 --- a/include/uapi/drm/amdxdna_accel.h +++ b/include/uapi/drm/amdxdna_accel.h @@ -45,7 +45,8 @@ enum amdxdna_drm_ioctl_id { DRM_AMDXDNA_EXEC_CMD, DRM_AMDXDNA_GET_INFO, DRM_AMDXDNA_SET_STATE, - DRM_AMDXDNA_GET_ARRAY = 10, + DRM_AMDXDNA_WAIT_CMD, + DRM_AMDXDNA_GET_ARRAY, }; /** @@ -274,6 +275,21 @@ struct amdxdna_drm_exec_cmd { __u64 seq; }; +/** + * struct amdxdna_drm_wait_cmd - Wait execution command. + * + * @hwctx: Context handle. + * @timeout: timeout in ms, 0 implies infinite wait. + * @seq: sequence number of the command returned by execute command. + * + * Wait a command specified by seq to be completed. + */ +struct amdxdna_drm_wait_cmd { + __u32 hwctx; + __u32 timeout; + __u64 seq; +}; + /** * struct amdxdna_drm_query_aie_status - Query the status of the AIE hardware * @buffer: The user space buffer that will return the AIE status. @@ -739,6 +755,10 @@ struct amdxdna_drm_set_power_mode { DRM_IOWR(DRM_COMMAND_BASE + DRM_AMDXDNA_GET_ARRAY, \ struct amdxdna_drm_get_array) +#define DRM_IOCTL_AMDXDNA_WAIT_CMD \ + DRM_IOW(DRM_COMMAND_BASE + DRM_AMDXDNA_WAIT_CMD, \ + struct amdxdna_drm_wait_cmd) + #if defined(__cplusplus) } /* extern c end */ #endif -- cgit v1.2.3 From 19d584a634fe999786acfb0ac5289710cc84a5f6 Mon Sep 17 00:00:00 2001 From: Robert Ancell Date: Mon, 4 May 2026 11:53:27 +1200 Subject: drm/fourcc: Fix descriptions of 32b float formats The channels were described in reverse format, i.e. RGBA instead of ABGR Signed-off-by: Robert Ancell CC: Rob Clark Reviewed-by: Simon Ser Signed-off-by: Simon Ser Link: https://patch.msgid.link/20260503235327.92428-1-robert.ancell@canonical.com --- include/uapi/drm/drm_fourcc.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'include/uapi') diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 15aa0a8f44b0..3a4d4dc635bf 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -224,9 +224,9 @@ extern "C" { * [31:0] sign:exponent:mantissa 1:8:23 */ #define DRM_FORMAT_R32F fourcc_code('R', ' ', ' ', 'F') /* [31:0] R 32 little endian */ -#define DRM_FORMAT_GR3232F fourcc_code('G', 'R', ' ', 'F') /* [63:0] R:G 32:32 little endian */ -#define DRM_FORMAT_BGR323232F fourcc_code('B', 'G', 'R', 'F') /* [95:0] R:G:B 32:32:32 little endian */ -#define DRM_FORMAT_ABGR32323232F fourcc_code('A', 'B', '8', 'F') /* [127:0] R:G:B:A 32:32:32:32 little endian */ +#define DRM_FORMAT_GR3232F fourcc_code('G', 'R', ' ', 'F') /* [63:0] G:R 32:32 little endian */ +#define DRM_FORMAT_BGR323232F fourcc_code('B', 'G', 'R', 'F') /* [95:0] B:G:R 32:32:32 little endian */ +#define DRM_FORMAT_ABGR32323232F fourcc_code('A', 'B', '8', 'F') /* [127:0] A:B:G:R 32:32:32:32 little endian */ /* * RGBA format with 10-bit components packed in 64-bit per pixel, with 6 bits -- cgit v1.2.3 From 4c26e162947f91aa78ba57dd4fddd38fc80e7d60 Mon Sep 17 00:00:00 2001 From: Dmitry Osipenko Date: Fri, 1 May 2026 03:00:43 +0300 Subject: drm/virtio: Extend blob UAPI with deferred-mapping hinting If userspace never maps GEM object, then BO wastes hostmem space because VirtIO-GPU driver maps VRAM BO at the BO's creating time. Make mappings on-demand by adding new RESOURCE_CREATE_BLOB IOCTL/UAPI hinting flag telling that host mapping should be deferred until first mapping is made when the flag is set by userspace. Signed-off-by: Dmitry Osipenko Reviewed-by: Rob Clark Link: https://patch.msgid.link/20260501000043.2483678-1-dmitry.osipenko@collabora.com --- include/uapi/drm/virtgpu_drm.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/uapi') diff --git a/include/uapi/drm/virtgpu_drm.h b/include/uapi/drm/virtgpu_drm.h index 9debb320c34b..ba09a4ee3e77 100644 --- a/include/uapi/drm/virtgpu_drm.h +++ b/include/uapi/drm/virtgpu_drm.h @@ -200,6 +200,10 @@ struct drm_virtgpu_resource_create_blob { __u32 cmd_size; __u64 cmd; __u64 blob_id; + +#define DRM_VIRTGPU_BLOB_FLAG_HINT_DEFER_MAPPING 0x0001 + __u32 blob_hints; + __u32 pad2; }; #define VIRTGPU_CONTEXT_PARAM_CAPSET_ID 0x0001 -- cgit v1.2.3