Commit f16df057 authored by Daniel Machon's avatar Daniel Machon Committed by Vinod Koul
Browse files

phy: sparx5-serdes: add function for getting the CMU index 



The SERDES to CMU mapping is different on Sparx5 and lan969x. Therefore
create a function for getting the CMU index on Sparx5.

Signed-off-by: default avatarDaniel Machon <daniel.machon@microchip.com>
Reviewed-by: default avatarSteen Hegelund <Steen.Hegelund@microchip.com>
Link: https://lore.kernel.org/r/20240909-sparx5-lan969x-serdes-driver-v2-5-d695bcb57b84@microchip.com


Signed-off-by: default avatarVinod Koul <vkoul@kernel.org>
parent d61d42a9

drivers/phy/microchip/sparx5_serdes.c

+2 −9
Original line number Diff line number Diff line
@@ -28,14 +28,6 @@ 
/* Optimal power settings from GUC */

#define SPX5_SERDES_QUIET_MODE_VAL 0x01ef4e0c



enum sparx5_10g28cmu_mode {

	SPX5_SD10G28_CMU_MAIN = 0,

	SPX5_SD10G28_CMU_AUX1 = 1,

	SPX5_SD10G28_CMU_AUX2 = 3,

	SPX5_SD10G28_CMU_NONE = 4,

	SPX5_SD10G28_CMU_MAX,

};



enum sparx5_sd25g28_mode_preset_type {

	SPX5_SD25G28_MODE_PRESET_25000,

	SPX5_SD25G28_MODE_PRESET_10000,
@@ -1648,7 +1640,7 @@ static int sparx5_sd10g28_apply_params(struct sparx5_serdes_macro *macro, 
	if (params->skip_cmu_cfg)

		return 0;



	cmu_idx = sparx5_serdes_cmu_get(params->cmu_sel, lane_index);

	cmu_idx = priv->data->ops.serdes_cmu_get(params->cmu_sel, macro->sidx);

	err = sparx5_cmu_cfg(priv, cmu_idx);

	if (err)

		return err;
@@ -2520,6 +2512,7 @@ static const struct sparx5_serdes_match_data sparx5_desc = { 
	},

	.ops = {

		.serdes_type_set      = &sparx5_serdes_type_set,

		.serdes_cmu_get       = &sparx5_serdes_cmu_get,

	},

};

drivers/phy/microchip/sparx5_serdes.h

+9 −0
Original line number Diff line number Diff line
@@ -26,6 +26,14 @@ enum sparx5_serdes_mode { 
	SPX5_SD_MODE_SFI,

};



enum sparx5_10g28cmu_mode {

	SPX5_SD10G28_CMU_MAIN = 0,

	SPX5_SD10G28_CMU_AUX1 = 1,

	SPX5_SD10G28_CMU_AUX2 = 3,

	SPX5_SD10G28_CMU_NONE = 4,

	SPX5_SD10G28_CMU_MAX,

};



struct sparx5_serdes_macro {

	struct sparx5_serdes_private *priv;

	u32 sidx;
@@ -44,6 +52,7 @@ struct sparx5_serdes_consts { 


struct sparx5_serdes_ops {

	void (*serdes_type_set)(struct sparx5_serdes_macro *macro, int sidx);

	int (*serdes_cmu_get)(enum sparx5_10g28cmu_mode mode, int sd_index);

};



struct sparx5_serdes_match_data {