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| author |   Paolo Bonzini <pbonzini@redhat.com> | 2024-05-10 10:49:02 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-05-10 13:20:18 -0400 |
| commit | 4232da23d75d173195c6766729e51947b64f83cd (patch) | |
| tree | 7eb1420b118d452c0b497bf6267ecdfb0a6d5931 /drivers/gpu/drm/ast/ast_dp.c | |
| parent | Merge branch 'kvm-sev-es-ghcbv2' into HEAD (diff) | |
| parent | LoongArch: KVM: Add mmio trace events support (diff) | |
| download | wireguard-linux-4232da23d75d173195c6766729e51947b64f83cd.tar.xz wireguard-linux-4232da23d75d173195c6766729e51947b64f83cd.zip | |
Merge tag 'loongarch-kvm-6.10' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson into HEAD
LoongArch KVM changes for v6.10
1. Add ParaVirt IPI support.
2. Add software breakpoint support.
3. Add mmio trace events support.
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_dp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ast/ast_dp.c b/drivers/gpu/drm/ast/ast_dp.c index ebb6d8ebd44e..1e9259416980 100644 --- a/drivers/gpu/drm/ast/ast_dp.c +++ b/drivers/gpu/drm/ast/ast_dp.c @@ -180,6 +180,7 @@ void ast_dp_set_on_off(struct drm_device *dev, bool on) { struct ast_device *ast = to_ast_device(dev); u8 video_on_off = on; + u32 i = 0; // Video On/Off ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xE3, (u8) ~AST_DP_VIDEO_ENABLE, on); @@ -192,6 +193,8 @@ void ast_dp_set_on_off(struct drm_device *dev, bool on) ASTDP_MIRROR_VIDEO_ENABLE) != video_on_off) { // wait 1 ms mdelay(1); + if (++i > 200) + break; } } } |