linux-kernel - [PATCH v2 08/14] soundwire: mipi-disco: remove DPn audio-modes

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Message-ID: <20240911115827.233171-9-yung-chuan.liao@linux.intel.com>
Date: Wed, 11 Sep 2024 19:58:21 +0800
From: Bard Liao <yung-chuan.liao@...ux.intel.com>
To: linux-sound@...r.kernel.org,
	vkoul@...nel.org
Cc: vinod.koul@...aro.org,
	linux-kernel@...r.kernel.org,
	pierre-louis.bossart@...ux.intel.com,
	bard.liao@...el.com
Subject: [PATCH v2 08/14] soundwire: mipi-disco: remove DPn audio-modes

From: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>

The concept of DPn audio-modes was never used by anyone, and was
removed from the DisCo for SoundWire 2.0 specification.

Remove the definitions and TODO.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
---
 drivers/soundwire/mipi_disco.c |  2 --
 include/linux/soundwire/sdw.h  | 34 ----------------------------------
 2 files changed, 36 deletions(-)

diff --git a/drivers/soundwire/mipi_disco.c b/drivers/soundwire/mipi_disco.c
index fdab3d4a1379..79cf8212f97a 100644
--- a/drivers/soundwire/mipi_disco.c
+++ b/drivers/soundwire/mipi_disco.c
@@ -304,8 +304,6 @@ static int sdw_slave_read_dpn(struct sdw_slave *slave,
 		fwnode_property_read_u32(node, "mipi-sdw-port-encoding-type",
 					 &dpn[i].port_encoding);
 
-		/* TODO: Read audio mode */
-
 		fwnode_handle_put(node);
 
 		i++;
diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h
index cc0afb8af333..66feaa79ecfc 100644
--- a/include/linux/soundwire/sdw.h
+++ b/include/linux/soundwire/sdw.h
@@ -254,41 +254,8 @@ struct sdw_dp0_prop {
 	bool imp_def_interrupts;
 };
 
-/**
- * struct sdw_dpn_audio_mode - Audio mode properties for DPn
- * @bus_min_freq: Minimum bus frequency, in Hz
- * @bus_max_freq: Maximum bus frequency, in Hz
- * @bus_num_freq: Number of discrete frequencies supported
- * @bus_freq: Discrete bus frequencies, in Hz
- * @min_freq: Minimum sampling frequency, in Hz
- * @max_freq: Maximum sampling bus frequency, in Hz
- * @num_freq: Number of discrete sampling frequency supported
- * @freq: Discrete sampling frequencies, in Hz
- * @prep_ch_behave: Specifies the dependencies between Channel Prepare
- * sequence and bus clock configuration
- * If 0, Channel Prepare can happen at any Bus clock rate
- * If 1, Channel Prepare sequence shall happen only after Bus clock is
- * changed to a frequency supported by this mode or compatible modes
- * described by the next field
- * @glitchless: Bitmap describing possible glitchless transitions from this
- * Audio Mode to other Audio Modes
- */
-struct sdw_dpn_audio_mode {
-	u32 bus_min_freq;
-	u32 bus_max_freq;
-	u32 bus_num_freq;
-	u32 *bus_freq;
-	u32 max_freq;
-	u32 min_freq;
-	u32 num_freq;
-	u32 *freq;
-	u32 prep_ch_behave;
-	u32 glitchless;
-};
-
 /**
  * struct sdw_dpn_prop - Data Port DPn properties
- * @audio_modes: Audio modes supported
  * @num: port number
  * @max_word: Maximum number of bits in a Payload Channel Sample, 1 to 64
  * (inclusive)
@@ -318,7 +285,6 @@ struct sdw_dpn_audio_mode {
  * machine
  */
 struct sdw_dpn_prop {
-	struct sdw_dpn_audio_mode *audio_modes;
 	u32 num;
 	u32 max_word;
 	u32 min_word;
-- 
2.43.0