qtnfmac: drop redundant data copy in control path

Command responses and events from the firmware are copied twice in
control path: at first in shm core (qtnf_shm_handle_new_data) and
then in pcie bus drivers (qtnf_pcie_control_rx_callback). There
is no need to copy this data twice, it can be done only once
in rx callbacks.

Signed-off-by: Sergey Matyukevich <sergey.matyukevich.os@quantenna.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/drivers/net/wireless/quantenna/qtnfmac/shm_ipc.h b/drivers/net/wireless/quantenna/qtnfmac/shm_ipc.h
index 453dd6477b12..c2a3702a9ee7 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/shm_ipc.h
+++ b/drivers/net/wireless/quantenna/qtnfmac/shm_ipc.h
@@ -32,7 +32,7 @@ struct qtnf_shm_ipc_int {
 };
 
 struct qtnf_shm_ipc_rx_callback {
-	void (*fn)(void *arg, const u8 *buf, size_t len);
+	void (*fn)(void *arg, const u8 __iomem *buf, size_t len);
 	void *arg;
 };
 
@@ -51,8 +51,6 @@ struct qtnf_shm_ipc {
 
 	u8 waiting_for_ack;
 
-	u8 rx_data[QTN_IPC_MAX_DATA_SZ] __aligned(sizeof(u32));
-
 	struct qtnf_shm_ipc_int interrupt;
 	struct qtnf_shm_ipc_rx_callback rx_callback;