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| author | Gerd Hoffmann <kraxel@redhat.com> | 2020-02-14 13:55:34 +0100 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2020-02-17 14:50:49 +0100 |
| commit | 234489ea55f81a12468a2b8074832be56bbbae53 (patch) | |
| tree | 12131c3eb30a601baf2980618a5ef4140d4992bc /drivers/gpu/drm/virtio/virtgpu_kms.c | |
| parent | 2e819a119d96aa6cfb69f36a7299d9aa690c9dea (diff) | |
| download | linux-234489ea55f81a12468a2b8074832be56bbbae53.tar.gz linux-234489ea55f81a12468a2b8074832be56bbbae53.tar.bz2 linux-234489ea55f81a12468a2b8074832be56bbbae53.zip | |
drm/virtio: batch display query
Move virtio_gpu_notify() to higher-level functions for
virtio_gpu_cmd_get_display_info() and virtio_gpu_cmd_get_edids().
virtio_gpu_config_changed_work_func() and virtio_gpu_init() will
batch commands and notify only once per update
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20200214125535.26349-6-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/virtio/virtgpu_kms.c')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_kms.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index 4009c2f97d08..8fd7acef960f 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -44,6 +44,7 @@ static void virtio_gpu_config_changed_work_func(struct work_struct *work) if (vgdev->has_edid) virtio_gpu_cmd_get_edids(vgdev); virtio_gpu_cmd_get_display_info(vgdev); + virtio_gpu_notify(vgdev); drm_helper_hpd_irq_event(vgdev->ddev); events_clear |= VIRTIO_GPU_EVENT_DISPLAY; } @@ -205,6 +206,7 @@ int virtio_gpu_init(struct drm_device *dev) if (vgdev->has_edid) virtio_gpu_cmd_get_edids(vgdev); virtio_gpu_cmd_get_display_info(vgdev); + virtio_gpu_notify(vgdev); wait_event_timeout(vgdev->resp_wq, !vgdev->display_info_pending, 5 * HZ); return 0; |