diff options
Diffstat (limited to 'hw/display')
| -rw-r--r-- | hw/display/vhost-user-gpu.c | 36 | ||||
| -rw-r--r-- | hw/display/virtio-gpu-base.c | 17 | ||||
| -rw-r--r-- | hw/display/virtio-gpu.c | 20 |
3 files changed, 52 insertions, 21 deletions
diff --git a/hw/display/vhost-user-gpu.c b/hw/display/vhost-user-gpu.c index 15f9d99d09..e8ee03094e 100644 --- a/hw/display/vhost-user-gpu.c +++ b/hw/display/vhost-user-gpu.c @@ -31,6 +31,7 @@ typedef enum VhostUserGpuRequest { VHOST_USER_GPU_UPDATE, VHOST_USER_GPU_DMABUF_SCANOUT, VHOST_USER_GPU_DMABUF_UPDATE, + VHOST_USER_GPU_GET_EDID, } VhostUserGpuRequest; typedef struct VhostUserGpuDisplayInfoReply { @@ -78,6 +79,10 @@ typedef struct VhostUserGpuDMABUFScanout { int fd_drm_fourcc; } QEMU_PACKED VhostUserGpuDMABUFScanout; +typedef struct VhostUserGpuEdidRequest { + uint32_t scanout_id; +} QEMU_PACKED VhostUserGpuEdidRequest; + typedef struct VhostUserGpuMsg { uint32_t request; /* VhostUserGpuRequest */ uint32_t flags; @@ -88,6 +93,8 @@ typedef struct VhostUserGpuMsg { VhostUserGpuScanout scanout; VhostUserGpuUpdate update; VhostUserGpuDMABUFScanout dmabuf_scanout; + VhostUserGpuEdidRequest edid_req; + struct virtio_gpu_resp_edid resp_edid; struct virtio_gpu_resp_display_info display_info; uint64_t u64; } payload; @@ -99,6 +106,8 @@ static VhostUserGpuMsg m __attribute__ ((unused)); #define VHOST_USER_GPU_MSG_FLAG_REPLY 0x4 +#define VHOST_USER_GPU_PROTOCOL_F_EDID 0 + static void vhost_user_gpu_update_blocked(VhostUserGPU *g, bool blocked); static void @@ -161,6 +170,9 @@ vhost_user_gpu_handle_display(VhostUserGPU *g, VhostUserGpuMsg *msg) .request = msg->request, .flags = VHOST_USER_GPU_MSG_FLAG_REPLY, .size = sizeof(uint64_t), + .payload = { + .u64 = (1 << VHOST_USER_GPU_PROTOCOL_F_EDID) + } }; vhost_user_gpu_send_msg(g, &reply); @@ -184,6 +196,26 @@ vhost_user_gpu_handle_display(VhostUserGPU *g, VhostUserGpuMsg *msg) vhost_user_gpu_send_msg(g, &reply); break; } + case VHOST_USER_GPU_GET_EDID: { + VhostUserGpuEdidRequest *m = &msg->payload.edid_req; + struct virtio_gpu_resp_edid resp = { {} }; + VhostUserGpuMsg reply = { + .request = msg->request, + .flags = VHOST_USER_GPU_MSG_FLAG_REPLY, + .size = sizeof(reply.payload.resp_edid), + }; + + if (m->scanout_id >= g->parent_obj.conf.max_outputs) { + error_report("invalid scanout: %d", m->scanout_id); + break; + } + + resp.hdr.type = VIRTIO_GPU_RESP_OK_EDID; + virtio_gpu_base_generate_edid(VIRTIO_GPU_BASE(g), m->scanout_id, &resp); + memcpy(&reply.payload.resp_edid, &resp, sizeof(resp)); + vhost_user_gpu_send_msg(g, &reply); + break; + } case VHOST_USER_GPU_SCANOUT: { VhostUserGpuScanout *m = &msg->payload.scanout; @@ -489,7 +521,7 @@ vhost_user_gpu_guest_notifier_pending(VirtIODevice *vdev, int idx) /* * Add the check for configure interrupt, Use VIRTIO_CONFIG_IRQ_IDX -1 - * as the Marco of configure interrupt's IDX, If this driver does not + * as the macro of configure interrupt's IDX, If this driver does not * support, the function will return */ @@ -506,7 +538,7 @@ vhost_user_gpu_guest_notifier_mask(VirtIODevice *vdev, int idx, bool mask) /* * Add the check for configure interrupt, Use VIRTIO_CONFIG_IRQ_IDX -1 - * as the Marco of configure interrupt's IDX, If this driver does not + * as the macro of configure interrupt's IDX, If this driver does not * support, the function will return */ diff --git a/hw/display/virtio-gpu-base.c b/hw/display/virtio-gpu-base.c index a29f191aa8..7ab7d08d0a 100644 --- a/hw/display/virtio-gpu-base.c +++ b/hw/display/virtio-gpu-base.c @@ -17,6 +17,7 @@ #include "migration/blocker.h" #include "qapi/error.h" #include "qemu/error-report.h" +#include "hw/display/edid.h" #include "trace.h" void @@ -51,6 +52,22 @@ virtio_gpu_base_fill_display_info(VirtIOGPUBase *g, } } +void +virtio_gpu_base_generate_edid(VirtIOGPUBase *g, int scanout, + struct virtio_gpu_resp_edid *edid) +{ + qemu_edid_info info = { + .width_mm = g->req_state[scanout].width_mm, + .height_mm = g->req_state[scanout].height_mm, + .prefx = g->req_state[scanout].width, + .prefy = g->req_state[scanout].height, + .refresh_rate = g->req_state[scanout].refresh_rate, + }; + + edid->size = cpu_to_le32(sizeof(edid->edid)); + qemu_edid_generate(edid->edid, sizeof(edid->edid), &info); +} + static void virtio_gpu_invalidate_display(void *opaque) { } diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index 347e17d490..befa7d6d78 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -24,7 +24,6 @@ #include "hw/virtio/virtio-gpu-bswap.h" #include "hw/virtio/virtio-gpu-pixman.h" #include "hw/virtio/virtio-bus.h" -#include "hw/display/edid.h" #include "hw/qdev-properties.h" #include "qemu/log.h" #include "qemu/module.h" @@ -207,23 +206,6 @@ void virtio_gpu_get_display_info(VirtIOGPU *g, sizeof(display_info)); } -static void -virtio_gpu_generate_edid(VirtIOGPU *g, int scanout, - struct virtio_gpu_resp_edid *edid) -{ - VirtIOGPUBase *b = VIRTIO_GPU_BASE(g); - qemu_edid_info info = { - .width_mm = b->req_state[scanout].width_mm, - .height_mm = b->req_state[scanout].height_mm, - .prefx = b->req_state[scanout].width, - .prefy = b->req_state[scanout].height, - .refresh_rate = b->req_state[scanout].refresh_rate, - }; - - edid->size = cpu_to_le32(sizeof(edid->edid)); - qemu_edid_generate(edid->edid, sizeof(edid->edid), &info); -} - void virtio_gpu_get_edid(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd) { @@ -242,7 +224,7 @@ void virtio_gpu_get_edid(VirtIOGPU *g, trace_virtio_gpu_cmd_get_edid(get_edid.scanout); memset(&edid, 0, sizeof(edid)); edid.hdr.type = VIRTIO_GPU_RESP_OK_EDID; - virtio_gpu_generate_edid(g, get_edid.scanout, &edid); + virtio_gpu_base_generate_edid(VIRTIO_GPU_BASE(g), get_edid.scanout, &edid); virtio_gpu_ctrl_response(g, cmd, &edid.hdr, sizeof(edid)); } |