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Message-ID: <1613309917-17569-3-git-send-email-stefanc@marvell.com>
Date: Sun, 14 Feb 2021 15:38:35 +0200
From: <stefanc@...vell.com>
To: <netdev@...r.kernel.org>
CC: <thomas.petazzoni@...tlin.com>, <davem@...emloft.net>,
<nadavh@...vell.com>, <ymarkman@...vell.com>,
<linux-kernel@...r.kernel.org>, <stefanc@...vell.com>,
<kuba@...nel.org>, <linux@...linux.org.uk>, <mw@...ihalf.com>,
<andrew@...n.ch>, <rmk+kernel@...linux.org.uk>,
<atenart@...nel.org>
Subject: [net-next 2/4] net: mvpp2: improve Packet Processor version check
From: Stefan Chulski <stefanc@...vell.com>
Use >= MVPP22 instead of != MVPP21.
Non functional change.
Signed-off-by: Stefan Chulski <stefanc@...vell.com>
---
drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 36 ++++++++++----------
1 file changed, 18 insertions(+), 18 deletions(-)
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index 9127dc2..4e1a24c 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -329,7 +329,7 @@ static int mvpp2_get_nrxqs(struct mvpp2 *priv)
{
unsigned int nrxqs;
- if (priv->hw_version != MVPP21 && queue_mode == MVPP2_QDIST_SINGLE_MODE)
+ if (priv->hw_version >= MVPP22 && queue_mode == MVPP2_QDIST_SINGLE_MODE)
return 1;
/* According to the PPv2.2 datasheet and our experiments on
@@ -469,7 +469,7 @@ static void mvpp2_bm_bufs_get_addrs(struct device *dev, struct mvpp2 *priv,
MVPP2_BM_PHY_ALLOC_REG(bm_pool->id));
*phys_addr = mvpp2_thread_read(priv, thread, MVPP2_BM_VIRT_ALLOC_REG);
- if (priv->hw_version != MVPP21) {
+ if (priv->hw_version >= MVPP22) {
u32 val;
u32 dma_addr_highbits, phys_addr_highbits;
@@ -963,7 +963,7 @@ static inline void mvpp2_bm_pool_put(struct mvpp2_port *port, int pool,
if (test_bit(thread, &port->priv->lock_map))
spin_lock_irqsave(&port->bm_lock[thread], flags);
- if (port->priv->hw_version != MVPP21) {
+ if (port->priv->hw_version >= MVPP22) {
u32 val = 0;
if (sizeof(dma_addr_t) == 8)
@@ -1462,7 +1462,7 @@ static bool mvpp2_port_supports_xlg(struct mvpp2_port *port)
static bool mvpp2_port_supports_rgmii(struct mvpp2_port *port)
{
- return !(port->priv->hw_version != MVPP21 && port->gop_id == 0);
+ return !(port->priv->hw_version >= MVPP22 && port->gop_id == 0);
}
/* Port configuration routines */
@@ -2125,7 +2125,7 @@ static void mvpp2_mac_reset_assert(struct mvpp2_port *port)
MVPP2_GMAC_PORT_RESET_MASK;
writel(val, port->base + MVPP2_GMAC_CTRL_2_REG);
- if (port->priv->hw_version != MVPP21 && port->gop_id == 0) {
+ if (port->priv->hw_version >= MVPP22 && port->gop_id == 0) {
val = readl(port->base + MVPP22_XLG_CTRL0_REG) &
~MVPP22_XLG_CTRL0_MAC_RESET_DIS;
writel(val, port->base + MVPP22_XLG_CTRL0_REG);
@@ -4016,7 +4016,7 @@ static void mvpp2_txdesc_clear_ptp(struct mvpp2_port *port,
struct mvpp2_tx_desc *desc)
{
/* We only need to clear the low bits */
- if (port->priv->hw_version != MVPP21)
+ if (port->priv->hw_version >= MVPP22)
desc->pp22.ptp_descriptor &=
cpu_to_le32(~MVPP22_PTP_DESC_MASK_LOW);
}
@@ -4528,7 +4528,7 @@ static void mvpp2_start_dev(struct mvpp2_port *port)
/* Enable interrupts on all threads */
mvpp2_interrupts_enable(port);
- if (port->priv->hw_version != MVPP21)
+ if (port->priv->hw_version >= MVPP22)
mvpp22_mode_reconfigure(port);
if (port->phylink) {
@@ -4746,7 +4746,7 @@ static int mvpp2_open(struct net_device *dev)
valid = true;
}
- if (priv->hw_version != MVPP21 && port->port_irq) {
+ if (priv->hw_version >= MVPP22 && port->port_irq) {
err = request_irq(port->port_irq, mvpp2_port_isr, 0,
dev->name, port);
if (err) {
@@ -6399,7 +6399,7 @@ static int mvpp2__mac_prepare(struct phylink_config *config, unsigned int mode,
MVPP2_GMAC_PORT_RESET_MASK,
MVPP2_GMAC_PORT_RESET_MASK);
- if (port->priv->hw_version != MVPP21) {
+ if (port->priv->hw_version >= MVPP22) {
mvpp22_gop_mask_irq(port);
phy_power_off(port->comphy);
@@ -6453,7 +6453,7 @@ static int mvpp2_mac_finish(struct phylink_config *config, unsigned int mode,
{
struct mvpp2_port *port = mvpp2_phylink_to_port(config);
- if (port->priv->hw_version != MVPP21 &&
+ if (port->priv->hw_version >= MVPP22 &&
port->phy_interface != interface) {
port->phy_interface = interface;
@@ -7200,7 +7200,7 @@ static int mvpp2_init(struct platform_device *pdev, struct mvpp2 *priv)
if (dram_target_info)
mvpp2_conf_mbus_windows(dram_target_info, priv);
- if (priv->hw_version != MVPP21)
+ if (priv->hw_version >= MVPP22)
mvpp2_axi_init(priv);
/* Disable HW PHY polling */
@@ -7350,7 +7350,7 @@ static int mvpp2_probe(struct platform_device *pdev)
priv->global_tx_fc = true;
}
- if (priv->hw_version != MVPP21 && dev_of_node(&pdev->dev)) {
+ if (priv->hw_version >= MVPP22 && dev_of_node(&pdev->dev)) {
priv->sysctrl_base =
syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
"marvell,system-controller");
@@ -7363,7 +7363,7 @@ static int mvpp2_probe(struct platform_device *pdev)
priv->sysctrl_base = NULL;
}
- if (priv->hw_version != MVPP21 &&
+ if (priv->hw_version >= MVPP22 &&
mvpp2_get_nrxqs(priv) * 2 <= MVPP2_BM_MAX_POOLS)
priv->percpu_pools = 1;
@@ -7408,7 +7408,7 @@ static int mvpp2_probe(struct platform_device *pdev)
if (err < 0)
goto err_pp_clk;
- if (priv->hw_version != MVPP21) {
+ if (priv->hw_version >= MVPP22) {
priv->mg_clk = devm_clk_get(&pdev->dev, "mg_clk");
if (IS_ERR(priv->mg_clk)) {
err = PTR_ERR(priv->mg_clk);
@@ -7449,7 +7449,7 @@ static int mvpp2_probe(struct platform_device *pdev)
return -EINVAL;
}
- if (priv->hw_version != MVPP21) {
+ if (priv->hw_version >= MVPP22) {
err = dma_set_mask(&pdev->dev, MVPP2_DESC_DMA_MASK);
if (err)
goto err_axi_clk;
@@ -7514,7 +7514,7 @@ static int mvpp2_probe(struct platform_device *pdev)
goto err_port_probe;
}
- if (priv->global_tx_fc && priv->hw_version != MVPP21) {
+ if (priv->global_tx_fc && priv->hw_version >= MVPP22) {
err = mvpp2_enable_global_fc(priv);
if (err)
dev_warn(&pdev->dev, "Minimum of CM3 firmware 18.09 and chip revision B0 required for flow control\n");
@@ -7536,10 +7536,10 @@ static int mvpp2_probe(struct platform_device *pdev)
clk_disable_unprepare(priv->axi_clk);
err_mg_core_clk:
- if (priv->hw_version != MVPP21)
+ if (priv->hw_version >= MVPP22)
clk_disable_unprepare(priv->mg_core_clk);
err_mg_clk:
- if (priv->hw_version != MVPP21)
+ if (priv->hw_version >= MVPP22)
clk_disable_unprepare(priv->mg_clk);
err_gop_clk:
clk_disable_unprepare(priv->gop_clk);
--
1.9.1
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