[PATCH 2/3] Do not send FEATURE_CAPS_EXCHANGE to old FW

[Eugene Krasnikov]

Only latest FW supports smd command FEATURE_CAPS_EXCHANGE.
Do not send this command for old FW version.

Signed-off-by: Eugene Krasnikov <k.eugene.e at gmail.com>
---
 main.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/main.c b/main.c
index 89055cb..a9f2209 100644
--- a/main.c
+++ b/main.c
@@ -246,9 +246,13 @@ static int wcn36xx_start(struct ieee80211_hw *hw)
 	}
 	wcn36xx_pmc_init(wcn);
 	wcn36xx_debugfs_init(wcn);
-	ret = wcn36xx_smd_feature_caps_exchange(wcn);
-	if (ret) {
-		wcn36xx_warn("Exchange feature caps failed");
+	if (!(wcn->fw_major == 1 &&
+		wcn->fw_minor == 2 &&
+		wcn->fw_version == 2 &&
+		wcn->fw_revision == 24)) {
+		ret = wcn36xx_smd_feature_caps_exchange(wcn);
+		if (ret)
+			wcn36xx_warn("Exchange feature caps failed");
 	}
 
 	return 0;
-- 
1.7.11.3