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Subject[PATCH net] net: dsa: sja1105: improve NET_DSA_SJA1105_TAS dependency
Date
An earlier bugfix introduced a dependency on CONFIG_NET_SCH_TAPRIO,
but this missed the case of NET_SCH_TAPRIO=m and NET_DSA_SJA1105=y,
which still causes a link error:

drivers/net/dsa/sja1105/sja1105_tas.o: In function `sja1105_setup_tc_taprio':
sja1105_tas.c:(.text+0x5c): undefined reference to `taprio_offload_free'
sja1105_tas.c:(.text+0x3b4): undefined reference to `taprio_offload_get'
drivers/net/dsa/sja1105/sja1105_tas.o: In function `sja1105_tas_teardown':
sja1105_tas.c:(.text+0x6ec): undefined reference to `taprio_offload_free'

Change the dependency to only allow selecting the TAS code when it
can link against the taprio code.

Fixes: a8d570de0cc6 ("net: dsa: sja1105: Add dependency for NET_DSA_SJA1105_TAS")
Fixes: 317ab5b86c8e ("net: dsa: sja1105: Configure the Time-Aware Scheduler via tc-taprio offload")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
drivers/net/dsa/sja1105/Kconfig | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/dsa/sja1105/Kconfig b/drivers/net/dsa/sja1105/Kconfig
index f40b248f0b23..ffac0ea4e8d5 100644
--- a/drivers/net/dsa/sja1105/Kconfig
+++ b/drivers/net/dsa/sja1105/Kconfig
@@ -26,8 +26,8 @@ config NET_DSA_SJA1105_PTP

config NET_DSA_SJA1105_TAS
bool "Support for the Time-Aware Scheduler on NXP SJA1105"
- depends on NET_DSA_SJA1105
- depends on NET_SCH_TAPRIO
+ depends on NET_DSA_SJA1105 && NET_SCH_TAPRIO
+ depends on NET_SCH_TAPRIO=y || NET_DSA_SJA1105=m
help
This enables support for the TTEthernet-based egress scheduling
engine in the SJA1105 DSA driver, which is controlled using a
--
2.20.0
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