/* write to PCI config space and transfer it to MSR write.  */
void cs5536_pci_conf_write4(int function, int reg, u32 value)
/* write to PCI config space and transfer it to MSR write.  */
void cs5536_pci_conf_write4(int function, int reg, u32 value)
{
	if ((function <= CS5536_FUNC_START) || (function >= CS5536_FUNC_END))
		return;
	if ((reg < 0) || (reg > 0x100) || ((reg & 0x03) != 0))
		return;
	if (vsm_conf_write[function] != NULL)
		vsm_conf_write[function](reg, value);
}