29 lines
898 B
Diff
29 lines
898 B
Diff
From: Felix Fietkau <nbd@nbd.name>
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Date: Thu, 27 Oct 2022 23:39:52 +0200
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Subject: [PATCH] net: ethernet: mtk_eth_soc: compile out netsys v2 code
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on mt7621
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Avoid some branches in the hot path on low-end devices with limited CPU power,
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and reduce code size
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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---
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--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
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+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
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@@ -921,7 +921,13 @@ enum mkt_eth_capabilities {
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#define MTK_MUX_GMAC12_TO_GEPHY_SGMII \
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(MTK_ETH_MUX_GMAC12_TO_GEPHY_SGMII | MTK_MUX)
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-#define MTK_HAS_CAPS(caps, _x) (((caps) & (_x)) == (_x))
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+#ifdef CONFIG_SOC_MT7621
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+#define MTK_CAP_MASK MTK_NETSYS_V2
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+#else
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+#define MTK_CAP_MASK 0
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+#endif
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+
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+#define MTK_HAS_CAPS(caps, _x) (((caps) & (_x) & ~(MTK_CAP_MASK)) == (_x))
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#define MT7621_CAPS (MTK_GMAC1_RGMII | MTK_GMAC1_TRGMII | \
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MTK_GMAC2_RGMII | MTK_SHARED_INT | \
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