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soundwire: intel_init: add implementation of sdw_intel_enable_irq()

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This function is required to enable all interrupts across all links.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20200716150947.22119-6-yung-chuan.liao@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2020-07-16 23:09:43 +08:00 committed by Vinod Koul
parent 437e3289b5
commit 12b161468d
1 changed files with 24 additions and 0 deletions
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24
drivers/soundwire/intel_init.c
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@ -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)
{