linux-kernel - [PATCH] soundwire: generic_bandwidth_allocation use bus->params.max_dr

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Message-Id: <20231127124405.2080431-1-yung-chuan.liao@linux.intel.com>
Date:   Mon, 27 Nov 2023 20:44:05 +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] soundwire: generic_bandwidth_allocation use bus->params.max_dr_freq

bus->params.max_dr_freq is calculated and set in sdw_bus_master_add().
We can use it directly instead of calculating it again.

Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
Reviewed-by: Rander Wang <rander.wang@...el.com>
---
 drivers/soundwire/generic_bandwidth_allocation.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/soundwire/generic_bandwidth_allocation.c b/drivers/soundwire/generic_bandwidth_allocation.c
index 31162f2b5638..c70a63d009ae 100644
--- a/drivers/soundwire/generic_bandwidth_allocation.c
+++ b/drivers/soundwire/generic_bandwidth_allocation.c
@@ -333,7 +333,7 @@ static int sdw_select_row_col(struct sdw_bus *bus, int clk_freq)
  */
 static int sdw_compute_bus_params(struct sdw_bus *bus)
 {
-	unsigned int max_dr_freq, curr_dr_freq = 0;
+	unsigned int curr_dr_freq = 0;
 	struct sdw_master_prop *mstr_prop = &bus->prop;
 	int i, clk_values, ret;
 	bool is_gear = false;
@@ -351,14 +351,12 @@ static int sdw_compute_bus_params(struct sdw_bus *bus)
 		clk_buf = NULL;
 	}
 
-	max_dr_freq = mstr_prop->max_clk_freq * SDW_DOUBLE_RATE_FACTOR;
-
 	for (i = 0; i < clk_values; i++) {
 		if (!clk_buf)
-			curr_dr_freq = max_dr_freq;
+			curr_dr_freq = bus->params.max_dr_freq;
 		else
 			curr_dr_freq = (is_gear) ?
-				(max_dr_freq >>  clk_buf[i]) :
+				(bus->params.max_dr_freq >>  clk_buf[i]) :
 				clk_buf[i] * SDW_DOUBLE_RATE_FACTOR;
 
 		if (curr_dr_freq <= bus->params.bandwidth)
-- 
2.25.1