From 297b60346df8beafee954a0fd7c2d64f33f3b9bc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 01:44:05 +0000
Subject: [PATCH] rtl8211F_led_control
---
kernel/drivers/soundwire/cadence_master.h | 90 +++++++++++++++++++++++----------------------
1 files changed, 46 insertions(+), 44 deletions(-)
diff --git a/kernel/drivers/soundwire/cadence_master.h b/kernel/drivers/soundwire/cadence_master.h
index eb902b1..e7f0108 100644
--- a/kernel/drivers/soundwire/cadence_master.h
+++ b/kernel/drivers/soundwire/cadence_master.h
@@ -1,14 +1,22 @@
-// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
-// Copyright(c) 2015-17 Intel Corporation.
+/* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */
+/* Copyright(c) 2015-17 Intel Corporation. */
#include <sound/soc.h>
#ifndef __SDW_CADENCE_H
#define __SDW_CADENCE_H
+#define SDW_CADENCE_GSYNC_KHZ 4 /* 4 kHz */
+#define SDW_CADENCE_GSYNC_HZ (SDW_CADENCE_GSYNC_KHZ * 1000)
+
+/*
+ * The Cadence IP supports up to 32 entries in the FIFO, though implementations
+ * can configure the IP to have a smaller FIFO.
+ */
+#define CDNS_MCP_IP_MAX_CMD_LEN 32
+
/**
* struct sdw_cdns_pdi: PDI (Physical Data Interface) instance
*
- * @assigned: pdi assigned
* @num: pdi number
* @intel_alh_id: link identifier
* @l_ch_num: low channel for PDI
@@ -18,7 +26,6 @@
* @type: stream type, PDM or PCM
*/
struct sdw_cdns_pdi {
- bool assigned;
int num;
int intel_alh_id;
int l_ch_num;
@@ -26,23 +33,6 @@
int ch_count;
enum sdw_data_direction dir;
enum sdw_stream_type type;
-};
-
-/**
- * struct sdw_cdns_port: Cadence port structure
- *
- * @num: port number
- * @assigned: port assigned
- * @ch: channel count
- * @direction: data port direction
- * @pdi: pdi for this port
- */
-struct sdw_cdns_port {
- unsigned int num;
- bool assigned;
- unsigned int ch;
- enum sdw_data_direction direction;
- struct sdw_cdns_pdi *pdi;
};
/**
@@ -95,20 +85,23 @@
* struct sdw_cdns_dma_data: Cadence DMA data
*
* @name: SoundWire stream name
- * @nr_ports: Number of ports
- * @port: Ports
+ * @stream: stream runtime
+ * @pdi: PDI used for this dai
* @bus: Bus handle
* @stream_type: Stream type
* @link_id: Master link id
+ * @hw_params: hw_params to be applied in .prepare step
+ * @suspended: status set when suspended, to be used in .prepare
*/
struct sdw_cdns_dma_data {
char *name;
struct sdw_stream_runtime *stream;
- int nr_ports;
- struct sdw_cdns_port **port;
+ struct sdw_cdns_pdi *pdi;
struct sdw_bus *bus;
enum sdw_stream_type stream_type;
int link_id;
+ struct snd_pcm_hw_params *hw_params;
+ bool suspended;
};
/**
@@ -132,7 +125,12 @@
struct sdw_bus bus;
unsigned int instance;
- u32 response_buf[0x80];
+ /*
+ * The datasheet says the RX FIFO AVAIL can be 2 entries more
+ * than the FIFO capacity, so allow for this.
+ */
+ u32 response_buf[CDNS_MCP_IP_MAX_CMD_LEN + 2];
+
struct completion tx_complete;
struct sdw_defer *defer;
@@ -146,6 +144,11 @@
bool link_up;
unsigned int msg_count;
+ bool interrupt_enabled;
+
+ struct work_struct work;
+
+ struct list_head list;
};
#define bus_to_cdns(_bus) container_of(_bus, struct sdw_cdns, bus)
@@ -160,24 +163,23 @@
int sdw_cdns_init(struct sdw_cdns *cdns);
int sdw_cdns_pdi_init(struct sdw_cdns *cdns,
- struct sdw_cdns_stream_config config);
-int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns);
+ struct sdw_cdns_stream_config config);
+int sdw_cdns_exit_reset(struct sdw_cdns *cdns);
+int sdw_cdns_enable_interrupt(struct sdw_cdns *cdns, bool state);
-int sdw_cdns_get_stream(struct sdw_cdns *cdns,
- struct sdw_cdns_streams *stream,
- u32 ch, u32 dir);
-int sdw_cdns_alloc_stream(struct sdw_cdns *cdns,
- struct sdw_cdns_streams *stream,
- struct sdw_cdns_port *port, u32 ch, u32 dir);
-void sdw_cdns_config_stream(struct sdw_cdns *cdns, struct sdw_cdns_port *port,
- u32 ch, u32 dir, struct sdw_cdns_pdi *pdi);
+bool sdw_cdns_is_clock_stop(struct sdw_cdns *cdns);
+int sdw_cdns_clock_stop(struct sdw_cdns *cdns, bool block_wake);
+int sdw_cdns_clock_restart(struct sdw_cdns *cdns, bool bus_reset);
-void sdw_cdns_shutdown(struct snd_pcm_substream *substream,
- struct snd_soc_dai *dai);
-int sdw_cdns_pcm_set_stream(struct snd_soc_dai *dai,
- void *stream, int direction);
-int sdw_cdns_pdm_set_stream(struct snd_soc_dai *dai,
- void *stream, int direction);
+#ifdef CONFIG_DEBUG_FS
+void sdw_cdns_debugfs_init(struct sdw_cdns *cdns, struct dentry *root);
+#endif
+
+struct sdw_cdns_pdi *sdw_cdns_alloc_pdi(struct sdw_cdns *cdns,
+ struct sdw_cdns_streams *stream,
+ u32 ch, u32 dir, int dai_id);
+void sdw_cdns_config_stream(struct sdw_cdns *cdns,
+ u32 ch, u32 dir, struct sdw_cdns_pdi *pdi);
enum sdw_command_response
cdns_reset_page_addr(struct sdw_bus *bus, unsigned int dev_num);
@@ -187,7 +189,7 @@
enum sdw_command_response
cdns_xfer_msg_defer(struct sdw_bus *bus,
- struct sdw_msg *msg, struct sdw_defer *defer);
+ struct sdw_msg *msg, struct sdw_defer *defer);
enum sdw_command_response
cdns_reset_page_addr(struct sdw_bus *bus, unsigned int dev_num);
@@ -195,5 +197,5 @@
int cdns_bus_conf(struct sdw_bus *bus, struct sdw_bus_params *params);
int cdns_set_sdw_stream(struct snd_soc_dai *dai,
- void *stream, bool pcm, int direction);
+ void *stream, bool pcm, int direction);
#endif /* __SDW_CADENCE_H */
--
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