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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>,
	Hui Wang <hui.wang@canonical.com>,
	Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>,
	Sanyog Kale <sanyog.r.kale@intel.com>
Subject: [PATCH 3/8] soundwire: intel_init: add implementation of sdw_intel_enable_irq()
Date: Thu, 27 Feb 2020 16:32:01 -0600	[thread overview]
Message-ID: <20200227223206.5020-4-pierre-louis.bossart@linux.intel.com> (raw)
In-Reply-To: <20200227223206.5020-1-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 a6ff7d2ae8be..88ad2a1637ad 100644
--- a/drivers/soundwire/intel_init.c
+++ b/drivers/soundwire/intel_init.c
@@ -141,6 +141,30 @@ 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 (diff)
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>,
	Hui Wang <hui.wang@canonical.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: [PATCH 3/8] soundwire: intel_init: add implementation of sdw_intel_enable_irq()
Date: Thu, 27 Feb 2020 16:32:01 -0600	[thread overview]
Message-ID: <20200227223206.5020-4-pierre-louis.bossart@linux.intel.com> (raw)
In-Reply-To: <20200227223206.5020-1-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 a6ff7d2ae8be..88ad2a1637ad 100644
--- a/drivers/soundwire/intel_init.c
+++ b/drivers/soundwire/intel_init.c
@@ -141,6 +141,30 @@ 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


  parent reply	other threads:[~2020-02-27 22:32 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-02-27 22:31 [PATCH 0/8] soundwire: remove platform devices, add SOF interfaces Pierre-Louis Bossart
2020-02-27 22:31 ` Pierre-Louis Bossart
2020-02-27 22:31 ` [PATCH 1/8] soundwire: bus_type: add master_device/driver support Pierre-Louis Bossart
2020-02-27 22:31   ` Pierre-Louis Bossart
2020-02-28  7:32   ` Greg KH
2020-02-28  7:32     ` Greg KH
2020-02-28 15:53     ` Pierre-Louis Bossart
2020-02-28 15:53       ` Pierre-Louis Bossart
2020-03-03  5:41   ` Vinod Koul
2020-03-03  5:41     ` Vinod Koul
2020-03-03 15:23     ` Pierre-Louis Bossart
2020-03-04  9:53       ` Vinod Koul
2020-03-04 15:17         ` Pierre-Louis Bossart
2020-03-04 16:28           ` Greg KH
2020-03-04 16:28             ` Greg KH
2020-03-05  6:46             ` Vinod Koul
2020-03-05  6:46               ` Vinod Koul
2020-03-05  6:36           ` Vinod Koul
2020-03-05 12:46             ` Pierre-Louis Bossart
2020-03-06  5:01               ` Vinod Koul
2020-03-06 15:40                 ` Pierre-Louis Bossart
2020-03-11  6:36                   ` Vinod Koul
2020-03-11 14:44                     ` Pierre-Louis Bossart
2020-03-13 11:50                       ` Vinod Koul
2020-03-13 16:54                         ` Pierre-Louis Bossart
2020-03-14  9:49                           ` Vinod Koul
2020-03-16 19:15                             ` Pierre-Louis Bossart
2020-03-20 15:33                               ` Vinod Koul
2020-03-20 16:36                                 ` Pierre-Louis Bossart
2020-03-23 12:16                                   ` Vinod Koul
2020-02-27 22:32 ` [PATCH 2/8] soundwire: intel: transition to sdw_master_device/driver support Pierre-Louis Bossart
2020-02-27 22:32   ` Pierre-Louis Bossart
2020-02-28  7:34   ` Greg KH
2020-02-28  7:34     ` Greg KH
2020-02-28 16:01     ` Pierre-Louis Bossart
2020-02-28 16:01       ` Pierre-Louis Bossart
2020-03-03  6:05   ` Vinod Koul
2020-03-03  6:05     ` Vinod Koul
2020-02-27 22:32 ` Pierre-Louis Bossart [this message]
2020-02-27 22:32   ` [PATCH 3/8] soundwire: intel_init: add implementation of sdw_intel_enable_irq() Pierre-Louis Bossart
2020-02-27 22:32 ` [PATCH 4/8] soundwire: intel_init: use EXPORT_SYMBOL_NS Pierre-Louis Bossart
2020-02-27 22:32   ` Pierre-Louis Bossart
2020-02-27 22:32 ` [PATCH 5/8] soundwire: intel/cadence: merge Soundwire interrupt handlers/threads Pierre-Louis Bossart
2020-02-27 22:32   ` Pierre-Louis Bossart
2020-02-27 22:32 ` [PATCH 6/8] soundwire: intel: add helpers for link power down and shim wake Pierre-Louis Bossart
2020-02-27 22:32   ` Pierre-Louis Bossart
2020-02-27 22:32 ` [PATCH 7/8] soundwire: intel: add wake interrupt support Pierre-Louis Bossart
2020-02-27 22:32   ` Pierre-Louis Bossart
2020-02-27 22:32 ` [PATCH 8/8] soundwire: intel_init: save Slave(s) _ADR info in sdw_intel_ctx Pierre-Louis Bossart
2020-02-27 22:32   ` Pierre-Louis Bossart
2020-02-28  7:32 ` [PATCH 0/8] soundwire: remove platform devices, add SOF interfaces Greg KH
2020-02-28  7:32   ` Greg KH

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