drm/amd/amdgpu: For virtual display, enable multi crtcs. (v3)

Enable multi crtcs for virtual display, user can set the number of crtcs
by amdgpu module parameter  virtual_display.

v2: make timers per crtc
v3: agd: simplify implementation

Signed-off-by: Emily Deng <Emily.Deng@amd.com>
Reviewed-By: Emily Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
index 7b0eff7d060b..1e23334b07fb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mode.h
@@ -341,8 +341,6 @@ struct amdgpu_mode_info {
         int                     num_dig; /* number of dig blocks */
         int                     disp_priority;
         const struct amdgpu_display_funcs *funcs;
-        struct hrtimer vblank_timer;
-        enum amdgpu_interrupt_state vsync_timer_enabled;
 };
 
 #define AMDGPU_MAX_BL_LEVEL 0xFF
@@ -413,6 +411,9 @@ struct amdgpu_crtc {
         u32 wm_high;
         u32 lb_vblank_lead_lines;
         struct drm_display_mode hw_mode;
+        /* for virtual dce */
+        struct hrtimer vblank_timer;
+        enum amdgpu_interrupt_state vsync_timer_enabled;
 };
 
 struct amdgpu_encoder_atom_dig {