From 8e7c89d84a2b73cc66485f1749b5e4f8d3a62e6a Mon Sep 17 00:00:00 2001 From: Alex Elder Date: Mon, 30 Jan 2023 15:01:54 -0600 Subject: net: ipa: update table cache flushing Update the code that causes filter and router table caches to be flushed so that it supports IPA versions 5.0+. It adds a comment in ipa_hardware_config_hashing() that explains that cacheing does not need to be enabled, just as before, because it's enabled by default. (For the record, the FILT_ROUT_CACHE_CFG register would have been used if we wanted to explicitly enable these.) Signed-off-by: Alex Elder Reviewed-by: Leon Romanovsky Signed-off-by: Jakub Kicinski --- drivers/net/ipa/ipa_cmd.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'drivers/net/ipa/ipa_cmd.c') diff --git a/drivers/net/ipa/ipa_cmd.c b/drivers/net/ipa/ipa_cmd.c index 5d3a875e50fe..16169641ddeb 100644 --- a/drivers/net/ipa/ipa_cmd.c +++ b/drivers/net/ipa/ipa_cmd.c @@ -295,7 +295,11 @@ static bool ipa_cmd_register_write_valid(struct ipa *ipa) * offset will fit in a register write IPA immediate command. */ if (ipa_table_hash_support(ipa)) { - reg = ipa_reg(ipa, FILT_ROUT_HASH_FLUSH); + if (ipa->version < IPA_VERSION_5_0) + reg = ipa_reg(ipa, FILT_ROUT_HASH_FLUSH); + else + reg = ipa_reg(ipa, FILT_ROUT_CACHE_FLUSH); + offset = ipa_reg_offset(reg); name = "filter/route hash flush"; if (!ipa_cmd_register_write_offset_valid(ipa, name, offset)) -- cgit