linux-kernel - [PATCH 3/9] phy: sparx5-serdes: add constant for the number of CMU's

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Message-ID: <20240906-sparx5-lan969x-serdes-driver-v1-3-8d630614c58a@microchip.com>
Date: Fri, 6 Sep 2024 14:52:40 +0200
From: Daniel Machon <daniel.machon@...rochip.com>
To: Vinod Koul <vkoul@...nel.org>, Kishon Vijay Abraham I <kishon@...nel.org>,
	Lars Povlsen <lars.povlsen@...rochip.com>, Steen Hegelund
	<Steen.Hegelund@...rochip.com>, <UNGLinuxDriver@...rochip.com>, Rob Herring
	<robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
	<conor+dt@...nel.org>
CC: <linux-phy@...ts.infradead.org>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
Subject: [PATCH 3/9] phy: sparx5-serdes: add constant for the number of
 CMU's

The number of CMU's differ for Sparx5 and lan969x, so add a new field:
cmu_max and use it throughout.

Signed-off-by: Daniel Machon <daniel.machon@...rochip.com>
Reviewed-by: Steen Hegelund <Steen.Hegelund@...rochip.com>
---
 drivers/phy/microchip/sparx5_serdes.c | 5 ++---
 drivers/phy/microchip/sparx5_serdes.h | 1 +
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/phy/microchip/sparx5_serdes.c b/drivers/phy/microchip/sparx5_serdes.c
index c3ed028fc74e..9c91545dd8e1 100644
--- a/drivers/phy/microchip/sparx5_serdes.c
+++ b/drivers/phy/microchip/sparx5_serdes.c
@@ -21,8 +21,6 @@
 
 #include "sparx5_serdes.h"
 
-#define SPX5_CMU_MAX          14
-
 #define SPX5_SERDES_10G_START 13
 #define SPX5_SERDES_25G_START 25
 #define SPX5_SERDES_6G10G_CNT SPX5_SERDES_25G_START
@@ -1101,7 +1099,7 @@ static void sparx5_serdes_cmu_power_off(struct sparx5_serdes_private *priv)
 	int i;
 
 	/* Power down each CMU */
-	for (i = 0; i < SPX5_CMU_MAX; i++) {
+	for (i = 0; i < priv->data->consts.cmu_max; i++) {
 		cmu_inst = sdx5_inst_get(priv, TARGET_SD_CMU, i);
 		cmu_cfg_inst = sdx5_inst_get(priv, TARGET_SD_CMU_CFG, i);
 
@@ -2512,6 +2510,7 @@ static const struct sparx5_serdes_match_data sparx5_desc = {
 	.iomap_size = ARRAY_SIZE(sparx5_serdes_iomap),
 	.consts = {
 		.sd_max       = 33,
+		.cmu_max      = 14,
 	},
 };
 
diff --git a/drivers/phy/microchip/sparx5_serdes.h b/drivers/phy/microchip/sparx5_serdes.h
index 8c27cfde4938..87c44bbaf368 100644
--- a/drivers/phy/microchip/sparx5_serdes.h
+++ b/drivers/phy/microchip/sparx5_serdes.h
@@ -28,6 +28,7 @@ enum sparx5_serdes_mode {
 
 struct sparx5_serdes_consts {
 	int sd_max;
+	int cmu_max;
 };
 
 struct sparx5_serdes_match_data {

-- 
2.34.1