From 673d7764c4f4e6589b8541d04959d24cfa899b4e Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Thu, 13 Aug 2020 11:55:52 +0200
Subject: [PATCH] mt76: mt7663s: use NULL instead of 0 in sdio code
Git-commit: 673d7764c4f4e6589b8541d04959d24cfa899b4e
Patch-mainline: v5.10-rc1
References: git-fixes
Fix the following sparse warnings in mt7663s driver:
drivers/net/wireless/mediatek/mt76/mt7615/sdio_mcu.c:78:62: warning:
Using plain integer as NULL pointer
drivers/net/wireless/mediatek/mt76/mt7615/sdio_mcu.c:110:62: warning:
Using plain integer as NULL pointer
drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c:229:64: warning:
Using plain integer as NULL pointer
drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c:263:64: warning:
Using plain integer as NULL pointer
Fixes: a66cbdd6573d ("mt76: mt7615: introduce mt7663s support")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/net/wireless/mediatek/mt76/mt7615/sdio_mcu.c | 4 ++--
drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c | 4 ++--
2 files changed, 4 insertions(+), 4 deletions(-)
--- a/drivers/net/wireless/mediatek/mt76/mt7615/sdio_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/sdio_mcu.c
@@ -75,7 +75,7 @@ int mt7663s_driver_own(struct mt7615_dev
sdio_claim_host(func);
- sdio_writel(func, WHLPCR_FW_OWN_REQ_CLR, MCR_WHLPCR, 0);
+ sdio_writel(func, WHLPCR_FW_OWN_REQ_CLR, MCR_WHLPCR, NULL);
ret = readx_poll_timeout(mt7663s_read_pcr, dev, status,
status & WHLPCR_IS_DRIVER_OWN, 2000, 1000000);
@@ -107,7 +107,7 @@ int mt7663s_firmware_own(struct mt7615_d
sdio_claim_host(func);
- sdio_writel(func, WHLPCR_FW_OWN_REQ_SET, MCR_WHLPCR, 0);
+ sdio_writel(func, WHLPCR_FW_OWN_REQ_SET, MCR_WHLPCR, NULL);
ret = readx_poll_timeout(mt7663s_read_pcr, dev, status,
!(status & WHLPCR_IS_DRIVER_OWN), 2000, 1000000);
--- a/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/sdio_txrx.c
@@ -237,7 +237,7 @@ void mt7663s_sdio_irq(struct sdio_func *
struct mt76s_intr intr;
/* disable interrupt */
- sdio_writel(func, WHLPCR_INT_EN_CLR, MCR_WHLPCR, 0);
+ sdio_writel(func, WHLPCR_INT_EN_CLR, MCR_WHLPCR, NULL);
do {
sdio_readsb(func, &intr, MCR_WHISR, sizeof(struct mt76s_intr));
@@ -264,5 +264,5 @@ void mt7663s_sdio_irq(struct sdio_func *
} while (intr.isr);
out:
/* enable interrupt */
- sdio_writel(func, WHLPCR_INT_EN_SET, MCR_WHLPCR, 0);
+ sdio_writel(func, WHLPCR_INT_EN_SET, MCR_WHLPCR, NULL);
}