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From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
To: alsa-devel@alsa-project.org
Cc: linux-kernel@vger.kernel.org, tiwai@suse.de, broonie@kernel.org,
	vkoul@kernel.org, gregkh@linuxfoundation.org, jank@cadence.com,
	srinivas.kandagatla@linaro.org, slawomir.blauciak@intel.com,
	Bard liao <yung-chuan.liao@linux.intel.com>,
	Rander Wang <rander.wang@linux.intel.com>,
	Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
	Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	Sanyog Kale <sanyog.r.kale@intel.com>
Subject: [PATCH v2 14/14] soundwire: intel_init: add implementation of sdw_intel_enable_irq()
Date: Wed,  6 Nov 2019 13:13:58 -0600	[thread overview]
Message-ID: <20191106191358.5712-15-pierre-louis.bossart@linux.intel.com> (raw)
In-Reply-To: <20191106191358.5712-1-pierre-louis.bossart@linux.intel.com>

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

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 drivers/soundwire/intel_init.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c
index 42f7ae034bea..14ffe9ce2929 100644
--- a/drivers/soundwire/intel_init.c
+++ b/drivers/soundwire/intel_init.c
@@ -137,6 +137,30 @@ 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)
 {
-- 
2.20.1


WARNING: multiple messages have this Message-ID
From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
To: alsa-devel@alsa-project.org
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	tiwai@suse.de, gregkh@linuxfoundation.org,
	linux-kernel@vger.kernel.org,
	Ranjani Sridharan <ranjani.sridharan@linux.intel.com>,
	vkoul@kernel.org, broonie@kernel.org,
	srinivas.kandagatla@linaro.org, jank@cadence.com,
	slawomir.blauciak@intel.com,
	Sanyog Kale <sanyog.r.kale@intel.com>,
	Bard liao <yung-chuan.liao@linux.intel.com>,
	Rander Wang <rander.wang@linux.intel.com>
Subject: [alsa-devel] [PATCH v2 14/14] soundwire: intel_init: add implementation of sdw_intel_enable_irq()
Date: Wed,  6 Nov 2019 13:13:58 -0600	[thread overview]
Message-ID: <20191106191358.5712-15-pierre-louis.bossart@linux.intel.com> (raw)
In-Reply-To: <20191106191358.5712-1-pierre-louis.bossart@linux.intel.com>

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

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 drivers/soundwire/intel_init.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c
index 42f7ae034bea..14ffe9ce2929 100644
--- a/drivers/soundwire/intel_init.c
+++ b/drivers/soundwire/intel_init.c
@@ -137,6 +137,30 @@ 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)
 {
-- 
2.20.1

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  parent reply	other threads:[~2019-11-06 19:14 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-06 19:13 [PATCH v2 00/14] soundwire: intel: implement new ASoC interfaces Pierre-Louis Bossart
2019-11-06 19:13 ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 01/14] soundwire: renames to prepare support for master drivers/devices Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 02/14] soundwire: rename dev_to_sdw_dev macro Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 03/14] soundwire: rename drv_to_sdw_slave_driver macro Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 04/14] soundwire: bus_type: rename sdw_drv_ to sdw_slave_drv Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 05/14] soundwire: intel: rename res field as link_res Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 06/14] soundwire: add support for sdw_slave_type Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 07/14] soundwire: add initial definitions for sdw_master_device Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 08/14] soundwire: intel: remove platform devices and provide new interface Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 09/14] soundwire: add device driver to sdw_md_driver Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 10/14] soundwire: intel: add prepare support in sdw dai driver Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 11/14] soundwire: intel: add trigger " Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 12/14] soundwire: intel: add sdw_stream_setup helper for .startup callback Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` [PATCH v2 13/14] soundwire: intel: free all resources on hw_free() Pierre-Louis Bossart
2019-11-06 19:13   ` [alsa-devel] " Pierre-Louis Bossart
2019-11-06 19:13 ` Pierre-Louis Bossart [this message]
2019-11-06 19:13   ` [alsa-devel] [PATCH v2 14/14] soundwire: intel_init: add implementation of sdw_intel_enable_irq() Pierre-Louis Bossart

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