[alsa-devel] [PATCH v5 07/11] soundwire: intel: update headers for interrupts

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Thu Dec 12 02:45:03 CET 2019


From: Bard Liao <yung-chuan.liao at linux.intel.com>

The existing use of 6 handlers is problematic in MSI mode. Update
headers so that all shared interrupts can be handled with a single
handler.

Signed-off-by: Bard Liao <yung-chuan.liao at linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
---
 include/linux/soundwire/sdw_intel.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h
index 3ccb38d48eef..2ce3e9ecc4b6 100644
--- a/include/linux/soundwire/sdw_intel.h
+++ b/include/linux/soundwire/sdw_intel.h
@@ -4,6 +4,8 @@
 #ifndef __SDW_INTEL_H
 #define __SDW_INTEL_H
 
+#include <linux/irqreturn.h>
+
 /**
  * struct sdw_intel_stream_params_data: configuration passed during
  * the @params_stream callback, e.g. for interaction with DSP
@@ -127,4 +129,6 @@ void sdw_intel_exit(struct sdw_intel_ctx *ctx);
 
 void sdw_intel_enable_irq(void __iomem *mmio_base, bool enable);
 
+irqreturn_t sdw_intel_thread(int irq, void *dev_id);
+
 #endif
-- 
2.20.1



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