[PATCH v2 4/5] wcn36xx: Functionally decompose DXE reset
Bryan O'Donoghue
bryan.odonoghue at linaro.org
Mon Oct 18 16:17:21 PDT 2021
A follow-on patch will reset the DXE block in dxe_deinit. Prepare the way
by first functionally decomposing the reset.
Fixes: 8e84c2582169 ("wcn36xx: mac80211 driver for Qualcomm WCN3660/WCN3680 hardware")
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue at linaro.org>
---
drivers/net/wireless/ath/wcn36xx/dxe.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/ath/wcn36xx/dxe.c b/drivers/net/wireless/ath/wcn36xx/dxe.c
index 30f4484b336c3..d4f5746d9b10a 100644
--- a/drivers/net/wireless/ath/wcn36xx/dxe.c
+++ b/drivers/net/wireless/ath/wcn36xx/dxe.c
@@ -919,12 +919,19 @@ void wcn36xx_dxe_unset_tx_ack_skb(struct wcn36xx *wcn)
spin_unlock_irqrestore(&wcn->dxe_lock, flags);
}
-int wcn36xx_dxe_init(struct wcn36xx *wcn)
+static void wcn36xx_dxe_reset(struct wcn36xx *wcn)
{
- int reg_data = 0, ret;
+ int reg_data = 0;
reg_data = WCN36XX_DXE_REG_RESET;
wcn36xx_dxe_write_register(wcn, WCN36XX_DXE_REG_CSR_RESET, reg_data);
+}
+
+int wcn36xx_dxe_init(struct wcn36xx *wcn)
+{
+ int reg_data = 0, ret;
+
+ wcn36xx_dxe_reset(wcn);
/* Select channels for rx avail and xfer done interrupts... */
reg_data = (WCN36XX_DXE_INT_CH3_MASK | WCN36XX_DXE_INT_CH1_MASK) << 16 |
--
2.33.0
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