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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
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2022-01-11drm/amdgpu: use spin_lock_irqsave to avoid deadlock by local interruptGuchun Chen1-2/+3
This is observed in SRIOV case with virtual KMS as display. _raw_spin_lock_irqsave+0x37/0x40 drm_handle_vblank+0x69/0x350 [drm] ? try_to_wake_up+0x432/0x5c0 ? amdgpu_vkms_prepare_fb+0x1c0/0x1c0 [amdgpu] drm_crtc_handle_vblank+0x17/0x20 [drm] amdgpu_vkms_vblank_simulate+0x4d/0x80 [amdgpu] __hrtimer_run_queues+0xfb/0x230 hrtimer_interrupt+0x109/0x220 __sysvec_apic_timer_interrupt+0x64/0xe0 asm_call_irq_on_stack+0x12/0x20 Fixes: 84ec374bd580 ("drm/amdgpu: create amdgpu_vkms (v4)") Signed-off-by: Guchun Chen <[email protected]> Acked-by: Alex Deucher <[email protected]> Tested-by: Kelly Zytaruk <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-12-13drm/amdgpu: add modifiers in amdgpu_vkms_plane_init()Leslie Shi1-1/+2
Fix following warning in SRIOV during modprobe: amdgpu 0000:00:08.0: GFX9+ requires FB check based on format modifier WARNING: CPU: 0 PID: 1023 at drivers/gpu/drm/amd/amdgpu/amdgpu_display.c:1150 amdgpu_display_framebuffer_init+0x8e7/0xb40 [amdgpu] Signed-off-by: Leslie Shi <[email protected]> Reviewed-by: Guchun Chen <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-12-13drm/amdgpu: fix function scopesIsabella Basso1-2/+2
This turns previously global functions into static, thus removing compile-time warnings such as: warning: no previous prototype for 'amdgpu_vkms_output_init' [-Wmissing-prototypes] 399 | int amdgpu_vkms_output_init(struct drm_device *dev, | ^~~~~~~~~~~~~~~~~~~~~~~ Signed-off-by: Isabella Basso <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-12-07drm/amdgpu: free vkms_output after useFlora Cui1-7/+9
Signed-off-by: Flora Cui <[email protected]> Reviewed-by: Leslie Shi <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-12-07drm/amdgpu: drop the critial WARN_ON in amdgpu_vkmsFlora Cui1-1/+2
Signed-off-by: Flora Cui <[email protected]> Reviewed-by: Leslie Shi <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-12-01drm/amdgpu: fix vkms crtc settingsFlora Cui1-14/+28
otherwise adev->mode_info.crtcs[] is NULL Signed-off-by: Flora Cui <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-12-01drm/amdgpu: cancel the correct hrtimer on exitFlora Cui1-2/+2
Signed-off-by: Flora Cui <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-08-06drm/amdgpu: check for allocation failure in amdgpu_vkms_sw_init()Dan Carpenter1-0/+2
Check whether the kcalloc() fails and return -ENOMEM if it does. Fixes: 84ec374bd58036 ("drm/amdgpu: create amdgpu_vkms (v4)") Reviewed-by: Christian König <[email protected]> Signed-off-by: Dan Carpenter <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-08-05drm/amdgpu: replace dce_virtual with amdgpu_vkms (v3)Ryan Taylor1-0/+195
Move dce_virtual into amdgpu_vkms and update all references to dce_virtual with amdgpu_vkms. v2: Removed more references to dce_virtual. v3: Restored display modes from previous implementation. Signed-off-by: Ryan Taylor <[email protected]> Reported-by: kernel test robot <[email protected]> Suggested-by: Alex Deucher <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
2021-08-05drm/amdgpu: create amdgpu_vkms (v4)Ryan Taylor1-0/+446
Modify the VKMS driver into an api that dce_virtual can use to create virtual displays that obey drm's atomic modesetting api. v2: Made local functions static. v3: Switched vkms_output kzalloc for kcalloc. Cleanup patches by moving display mode fixes to this patch. v4: Update atomic_check and atomic_update to comply with new kms api. Signed-off-by: Ryan Taylor <[email protected]> Reported-by: kernel test robot <[email protected]> Suggested-by: Alex Deucher <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Signed-off-by: Alex Deucher <[email protected]>
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