soundwire: intel_init: add implementation of sdw_intel_enable_irq() (12b16146) · Commits · 戴 / test

This function is required to enable all interrupts across all links. Signed-off-by:

drivers/soundwire/intel_init.c

+24 −0

Original line number	Diff line number	Diff line
		@@ -142,6 +142,30 @@ sdw_intel_scan_controller(struct sdw_intel_acpi_info *info)
		return 0;
		}

		#define HDA_DSP_REG_ADSPIC2 (0x10)
		#define HDA_DSP_REG_ADSPIS2 (0x14)
		#define HDA_DSP_REG_ADSPIC2_SNDW BIT(5)

		/**
		* sdw_intel_enable_irq() - enable/disable Intel SoundWire IRQ
		* @mmio_base: The mmio base of the control register
		* @enable: true if enable
		*/
		void sdw_intel_enable_irq(void __iomem *mmio_base, bool enable)
		{
		u32 val;

		val = readl(mmio_base + HDA_DSP_REG_ADSPIC2);

		if (enable)
		val \|= HDA_DSP_REG_ADSPIC2_SNDW;
		else
		val &= ~HDA_DSP_REG_ADSPIC2_SNDW;

		writel(val, mmio_base + HDA_DSP_REG_ADSPIC2);
		}
		EXPORT_SYMBOL(sdw_intel_enable_irq);

		static struct sdw_intel_ctx
		sdw_intel_probe_controller(struct sdw_intel_res res)
		{