diff options
Diffstat (limited to 'target/linux/generic/hack-5.15')
| -rw-r--r-- | target/linux/generic/hack-5.15/290-net-dsa-mv88e6xxx-depend-on-PTP-conditionally.patch | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/target/linux/generic/hack-5.15/290-net-dsa-mv88e6xxx-depend-on-PTP-conditionally.patch b/target/linux/generic/hack-5.15/290-net-dsa-mv88e6xxx-depend-on-PTP-conditionally.patch new file mode 100644 index 0000000000..86b03d156e --- /dev/null +++ b/target/linux/generic/hack-5.15/290-net-dsa-mv88e6xxx-depend-on-PTP-conditionally.patch @@ -0,0 +1,44 @@ +From e6866ed4219b8c7754dcd3eb1a654f6f524b0e56 Mon Sep 17 00:00:00 2001 +From: "Johnny S. Lee" <foss@jsl.io> +Date: Thu, 15 Dec 2022 17:49:04 +0800 +Subject: [PATCH] net: dsa: mv88e6xxx: depend on PTP conditionally + +PTP hardware timestamping related objects are not linked when PTP +support for MV88E6xxx (NET_DSA_MV88E6XXX_PTP) is disabled, therefore +NET_DSA_MV88E6XXX should not depend on PTP_1588_CLOCK_OPTIONAL +regardless of NET_DSA_MV88E6XXX_PTP. + +Instead, condition more strictly on how NET_DSA_MV88E6XXX_PTP's +dependencies are met, making sure that it cannot be enabled when +NET_DSA_MV88E6XXX=y and PTP_1588_CLOCK=m. + +In other words, this commit allows NET_DSA_MV88E6XXX to be built-in +while PTP_1588_CLOCK is a module, as long as NET_DSA_MV88E6XXX_PTP is +prevented from being enabled. + +Fixes: e5f31552674e ("ethernet: fix PTP_1588_CLOCK dependencies") +Signed-off-by: Johnny S. Lee <foss@jsl.io> +--- + drivers/net/dsa/mv88e6xxx/Kconfig | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +--- a/drivers/net/dsa/mv88e6xxx/Kconfig ++++ b/drivers/net/dsa/mv88e6xxx/Kconfig +@@ -2,7 +2,6 @@ + config NET_DSA_MV88E6XXX + tristate "Marvell 88E6xxx Ethernet switch fabric support" + depends on NET_DSA +- depends on PTP_1588_CLOCK_OPTIONAL + select IRQ_DOMAIN + select NET_DSA_TAG_EDSA + select NET_DSA_TAG_DSA +@@ -13,7 +12,8 @@ config NET_DSA_MV88E6XXX + config NET_DSA_MV88E6XXX_PTP + bool "PTP support for Marvell 88E6xxx" + default n +- depends on NET_DSA_MV88E6XXX && PTP_1588_CLOCK ++ depends on (NET_DSA_MV88E6XXX = y && PTP_1588_CLOCK = y) || \ ++ (NET_DSA_MV88E6XXX = m && PTP_1588_CLOCK) + help + Say Y to enable PTP hardware timestamping on Marvell 88E6xxx switch + chips that support it. |