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kernel: mtk_sgmii: re-organize PCS link status reporting 

Don't report speed in case link is down.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2022-09-09 05:00:57 +01:00
parent 545c6113c9
commit 3020d9f8b4
1 changed files with 6 additions and 4 deletions
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10
target/linux/generic/pending-5.15/724-net-mtk_sgmii-implement-mtk_pcs_ops.patch
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@ -15,7 +15,7 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
--- a/drivers/net/ethernet/mediatek/mtk_sgmii.c
+++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c
@@ -122,10 +122,26 @@ static void mtk_pcs_link_up(struct phyli
@@ -122,10 +122,28 @@ static void mtk_pcs_link_up(struct phyli
regmap_write(mpcs->regmap, SGMSYS_SGMII_MODE, val);
}
@ -24,12 +24,14 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
+ struct mtk_pcs *mpcs = pcs_to_mtk_pcs(pcs);
+ unsigned int val;
+
+ regmap_read(mpcs->regmap, mpcs->ana_rgc3, &val);
+ state->speed = val & RG_PHY_SPEED_3_125G ? SPEED_2500 : SPEED_1000;
+
+ regmap_read(mpcs->regmap, SGMSYS_PCS_CONTROL_1, &val);
+ state->an_complete = !!(val & SGMII_AN_COMPLETE);
+ state->link = !!(val & SGMII_LINK_STATYS);
+ if (!state->link)
+ return;
+
+ regmap_read(mpcs->regmap, mpcs->ana_rgc3, &val);
+ state->speed = val & RG_PHY_SPEED_3_125G ? SPEED_2500 : SPEED_1000;
+ state->duplex = DUPLEX_FULL;
+ state->pause = 0;
+}