Commit 1ae4aa59 authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Vinod Koul
Browse files

soundwire: mipi-disco: remove DPn audio-modes 



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: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: default avatarBard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20241003070650.62787-9-yung-chuan.liao@linux.intel.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent 9942f90b

drivers/soundwire/mipi_disco.c

+0 −2
Original line number Diff line number Diff line
@@ -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++;

include/linux/soundwire/sdw.h

+0 −34
Original line number Diff line number Diff line
@@ -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;