rk3568 rt init

hc

2023-11-06 e3e12f52b214121840b44c91de5b3e5af5d3eb84

 kernel/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
..
..
@@ -167,10 +167,8 @@
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 {
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 	u32 *fifo_mem = dev_priv->mmio_virt;
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-	preempt_disable();
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 	if (cmpxchg(fifo_mem + SVGA_FIFO_BUSY, 0, 1) == 0)
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 		vmw_write(dev_priv, SVGA_REG_SYNC, reason);
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-	preempt_enable();
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 }
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 void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)