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Message-ID: <ZIUXHfzfA-QuyGuP@makrotopia.org>
Date: Sun, 11 Jun 2023 01:36:45 +0100
From: Daniel Golle <daniel@...rotopia.org>
To: netdev@...r.kernel.org, linux-mediatek@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org, Russell King <linux@...linux.org.uk>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@...labora.com>,
Matthias Brugger <matthias.bgg@...il.com>,
Lorenzo Bianconi <lorenzo@...nel.org>,
Mark Lee <Mark-MC.Lee@...iatek.com>,
Sean Wang <sean.wang@...iatek.com>,
John Crispin <john@...ozen.org>, Felix Fietkau <nbd@....name>,
Conor Dooley <conor+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Jakub Kicinski <kuba@...nel.org>,
Eric Dumazet <edumazet@...gle.com>,
"David S. Miller" <davem@...emloft.net>,
Sam Shih <Sam.Shih@...iatek.com>
Subject: [PATCH net-next 4/8] net: ethernet: mtk_eth_soc: rely on num_devs
and remove MTK_MAC_COUNT
From: Lorenzo Bianconi <lorenzo@...nel.org>
Get rid of MTK_MAC_COUNT since it is a duplicated of eth->soc->num_devs.
Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
Signed-off-by: Daniel Golle <daniel@...rotopia.org>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 28 ++++++++++-----------
drivers/net/ethernet/mediatek/mtk_eth_soc.h | 1 -
2 files changed, 14 insertions(+), 15 deletions(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index f91b661379a94..45b6f85f0822c 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -963,7 +963,7 @@ static void mtk_stats_update(struct mtk_eth *eth)
{
int i;
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
if (!eth->mac[i] || !eth->mac[i]->hw_stats)
continue;
if (spin_trylock(ð->mac[i]->hw_stats->stats_lock)) {
@@ -1468,7 +1468,7 @@ static int mtk_queue_stopped(struct mtk_eth *eth)
{
int i;
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
if (!eth->netdev[i])
continue;
if (netif_queue_stopped(eth->netdev[i]))
@@ -1482,7 +1482,7 @@ static void mtk_wake_queue(struct mtk_eth *eth)
{
int i;
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
if (!eth->netdev[i])
continue;
netif_tx_wake_all_queues(eth->netdev[i]);
@@ -1941,7 +1941,7 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
!(trxd.rxd4 & RX_DMA_SPECIAL_TAG))
mac = RX_DMA_GET_SPORT(trxd.rxd4) - 1;
- if (unlikely(mac < 0 || mac >= MTK_MAC_COUNT ||
+ if (unlikely(mac < 0 || mac >= eth->soc->num_devs ||
!eth->netdev[mac]))
goto release_desc;
@@ -2978,7 +2978,7 @@ static void mtk_dma_free(struct mtk_eth *eth)
const struct mtk_soc_data *soc = eth->soc;
int i;
- for (i = 0; i < MTK_MAC_COUNT; i++)
+ for (i = 0; i < soc->num_devs; i++)
if (eth->netdev[i])
netdev_reset_queue(eth->netdev[i]);
if (eth->scratch_ring) {
@@ -3132,7 +3132,7 @@ static void mtk_gdm_config(struct mtk_eth *eth, u32 config)
if (MTK_HAS_CAPS(eth->soc->caps, MTK_SOC_MT7628))
return;
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
u32 val = mtk_r32(eth, MTK_GDMA_FWD_CFG(i));
/* default setup the forward port to send frame to PDMA */
@@ -3745,7 +3745,7 @@ static int mtk_hw_init(struct mtk_eth *eth, bool reset)
* up with the more appropriate value when mtk_mac_config call is being
* invoked.
*/
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
struct net_device *dev = eth->netdev[i];
mtk_w32(eth, MAC_MCR_FORCE_LINK_DOWN, MTK_MAC_MCR(i));
@@ -3950,7 +3950,7 @@ static void mtk_pending_work(struct work_struct *work)
mtk_prepare_for_reset(eth);
/* stop all devices to make sure that dma is properly shut down */
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
if (!eth->netdev[i] || !netif_running(eth->netdev[i]))
continue;
@@ -3966,7 +3966,7 @@ static void mtk_pending_work(struct work_struct *work)
mtk_hw_init(eth, true);
/* restart DMA and enable IRQs */
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
if (!test_bit(i, &restart))
continue;
@@ -3994,7 +3994,7 @@ static int mtk_free_dev(struct mtk_eth *eth)
{
int i;
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
if (!eth->netdev[i])
continue;
free_netdev(eth->netdev[i]);
@@ -4013,7 +4013,7 @@ static int mtk_unreg_dev(struct mtk_eth *eth)
{
int i;
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
struct mtk_mac *mac;
if (!eth->netdev[i])
continue;
@@ -4319,7 +4319,7 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np)
}
id = be32_to_cpup(_id);
- if (id >= MTK_MAC_COUNT) {
+ if (id >= eth->soc->num_devs) {
dev_err(eth->dev, "%d is not a valid mac id\n", id);
return -EINVAL;
}
@@ -4464,7 +4464,7 @@ void mtk_eth_set_dma_device(struct mtk_eth *eth, struct device *dma_dev)
rtnl_lock();
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
dev = eth->netdev[i];
if (!dev || !(dev->flags & IFF_UP))
@@ -4788,7 +4788,7 @@ static int mtk_remove(struct platform_device *pdev)
int i;
/* stop all devices to make sure that dma is properly shut down */
- for (i = 0; i < MTK_MAC_COUNT; i++) {
+ for (i = 0; i < eth->soc->num_devs; i++) {
if (!eth->netdev[i])
continue;
mtk_stop(eth->netdev[i]);
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.h b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
index 62981e00be7e7..2af7e46cadcbb 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.h
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.h
@@ -33,7 +33,6 @@
#define MTK_TX_DMA_BUF_LEN_V2 0xffff
#define MTK_QDMA_RING_SIZE 2048
#define MTK_DMA_SIZE 512
-#define MTK_MAC_COUNT 2
#define MTK_RX_ETH_HLEN (ETH_HLEN + ETH_FCS_LEN)
#define MTK_RX_HLEN (NET_SKB_PAD + MTK_RX_ETH_HLEN + NET_IP_ALIGN)
#define MTK_DMA_DUMMY_DESC 0xffffffff
--
2.41.0
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