linux-kernel - [PATCH 2/2] Revert "soundwire: intel_auxdevice: start the bus at default frequency"

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Message-ID: <20250107015824.5046-3-yung-chuan.liao@linux.intel.com>
Date: Tue,  7 Jan 2025 09:58:24 +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.dev,
	bard.liao@...el.com
Subject: [PATCH 2/2] Revert "soundwire: intel_auxdevice: start the bus at default frequency"

Now, we can support more than 1 soundwire bus clock frequency.

This reverts commit c326356188f1dc2d7a2c55b30dac6a8b76087bc6.

Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@...ux.intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@...ux.intel.com>
---
 drivers/soundwire/intel_auxdevice.c | 21 ---------------------
 1 file changed, 21 deletions(-)

diff --git a/drivers/soundwire/intel_auxdevice.c b/drivers/soundwire/intel_auxdevice.c
index 599954d92752..dee126f6d9d5 100644
--- a/drivers/soundwire/intel_auxdevice.c
+++ b/drivers/soundwire/intel_auxdevice.c
@@ -222,30 +222,9 @@ static int sdw_master_read_intel_prop(struct sdw_bus *bus)
 
 static int intel_prop_read(struct sdw_bus *bus)
 {
-	struct sdw_master_prop *prop;
-
 	/* Initialize with default handler to read all DisCo properties */
 	sdw_master_read_prop(bus);
 
-	/*
-	 * Only one bus frequency is supported so far, filter
-	 * frequencies reported in the DSDT
-	 */
-	prop = &bus->prop;
-	if (prop->clk_freq && prop->num_clk_freq > 1) {
-		unsigned int default_bus_frequency;
-
-		default_bus_frequency =
-			prop->default_frame_rate *
-			prop->default_row *
-			prop->default_col /
-			SDW_DOUBLE_RATE_FACTOR;
-
-		prop->num_clk_freq = 1;
-		prop->clk_freq[0] = default_bus_frequency;
-		prop->max_clk_freq = default_bus_frequency;
-	}
-
 	/* read Intel-specific properties */
 	sdw_master_read_intel_prop(bus);
 
-- 
2.43.0