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Thu, 11 Feb 2021 02:50:35 -0800 Received: from SC-EXCH03.marvell.com (10.93.176.83) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 11 Feb 2021 02:50:33 -0800 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by SC-EXCH03.marvell.com (10.93.176.83) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 11 Feb 2021 02:50:33 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 11 Feb 2021 02:50:33 -0800 Received: from stefan-pc.marvell.com (stefan-pc.marvell.com [10.5.25.21]) by maili.marvell.com (Postfix) with ESMTP id 43DA23F7044; Thu, 11 Feb 2021 02:50:29 -0800 (PST) From: To: Subject: [PATCH v13 net-next 04/15] net: mvpp2: always compare hw-version vs MVPP21 Date: Thu, 11 Feb 2021 12:48:51 +0200 Message-ID: <1613040542-16500-5-git-send-email-stefanc@marvell.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1613040542-16500-1-git-send-email-stefanc@marvell.com> References: <1613040542-16500-1-git-send-email-stefanc@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369, 18.0.737 definitions=2021-02-11_05:2021-02-10, 2021-02-11 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210211_055042_889322_AC704A17 X-CRM114-Status: GOOD ( 19.07 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: andrew@lunn.ch, ymarkman@marvell.com, devicetree@vger.kernel.org, atenart@kernel.org, linux-kernel@vger.kernel.org, linux@armlinux.org.uk, nadavh@marvell.com, rmk+kernel@armlinux.org.uk, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, thomas.petazzoni@bootlin.com, kuba@kernel.org, stefanc@marvell.com, mw@semihalf.com, davem@davemloft.net, gregory.clement@bootlin.com, sebastian.hesselbarth@gmail.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Stefan Chulski Currently we have PP2v1 and PP2v2 hw-versions, with some different handlers depending upon condition hw_version = MVPP21/MVPP22. In a future there will be also PP2v3. Let's use now the generic "if equal/notEqual MVPP21" for all cases instead of "if MVPP22". This patch does not change any functionality. It is not intended to introduce PP2v3. It just modifies MVPP21/MVPP22 check-condition bringing it to generic and unified form correct for new-code introducing and PP2v3 net-next generation. Signed-off-by: Stefan Chulski Acked-by: Marcin Wojtas --- drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c | 38 ++++++++++---------- 1 file changed, 19 insertions(+), 19 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index eec3796..17cd161 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -319,7 +319,7 @@ static int mvpp2_get_nrxqs(struct mvpp2 *priv) { unsigned int nrxqs; - if (priv->hw_version == MVPP22 && queue_mode == MVPP2_QDIST_SINGLE_MODE) + if (priv->hw_version != MVPP21 && queue_mode == MVPP2_QDIST_SINGLE_MODE) return 1; /* According to the PPv2.2 datasheet and our experiments on @@ -446,7 +446,7 @@ 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 == MVPP22) { + if (priv->hw_version != MVPP21) { u32 val; u32 dma_addr_highbits, phys_addr_highbits; @@ -742,7 +742,7 @@ 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 == MVPP22) { + if (port->priv->hw_version != MVPP21) { u32 val = 0; if (sizeof(dma_addr_t) == 8) @@ -1172,7 +1172,7 @@ static void mvpp2_interrupts_unmask(void *arg) u32 val; int i; - if (port->priv->hw_version != MVPP22) + if (port->priv->hw_version == MVPP21) return; if (mask) @@ -1199,7 +1199,7 @@ 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 == MVPP22 && port->gop_id == 0); + return !(port->priv->hw_version != MVPP21 && port->gop_id == 0); } /* Port configuration routines */ @@ -1817,7 +1817,7 @@ 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 == MVPP22 && port->gop_id == 0) { + if (port->priv->hw_version != MVPP21 && 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); @@ -1830,7 +1830,7 @@ static void mvpp22_pcs_reset_assert(struct mvpp2_port *port) void __iomem *mpcs, *xpcs; u32 val; - if (port->priv->hw_version != MVPP22 || port->gop_id != 0) + if (port->priv->hw_version == MVPP21 || port->gop_id != 0) return; mpcs = priv->iface_base + MVPP22_MPCS_BASE(port->gop_id); @@ -1851,7 +1851,7 @@ static void mvpp22_pcs_reset_deassert(struct mvpp2_port *port) void __iomem *mpcs, *xpcs; u32 val; - if (port->priv->hw_version != MVPP22 || port->gop_id != 0) + if (port->priv->hw_version == MVPP21 || port->gop_id != 0) return; mpcs = priv->iface_base + MVPP22_MPCS_BASE(port->gop_id); @@ -4188,7 +4188,7 @@ static void mvpp2_start_dev(struct mvpp2_port *port) /* Enable interrupts on all threads */ mvpp2_interrupts_enable(port); - if (port->priv->hw_version == MVPP22) + if (port->priv->hw_version != MVPP21) mvpp22_mode_reconfigure(port); if (port->phylink) { @@ -4404,7 +4404,7 @@ static int mvpp2_open(struct net_device *dev) valid = true; } - if (priv->hw_version == MVPP22 && port->port_irq) { + if (priv->hw_version != MVPP21 && port->port_irq) { err = request_irq(port->port_irq, mvpp2_port_isr, 0, dev->name, port); if (err) { @@ -6052,7 +6052,7 @@ 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 == MVPP22) { + if (port->priv->hw_version != MVPP21) { mvpp22_gop_mask_irq(port); phy_power_off(port->comphy); @@ -6106,7 +6106,7 @@ 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 == MVPP22 && + if (port->priv->hw_version != MVPP21 && port->phy_interface != interface) { port->phy_interface = interface; @@ -6786,7 +6786,7 @@ 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 == MVPP22) + if (priv->hw_version != MVPP21) mvpp2_axi_init(priv); /* Disable HW PHY polling */ @@ -6930,7 +6930,7 @@ static int mvpp2_probe(struct platform_device *pdev) dev_warn(&pdev->dev, "Fail to alloc CM3 SRAM\n"); } - if (priv->hw_version == MVPP22 && dev_of_node(&pdev->dev)) { + if (priv->hw_version != MVPP21 && dev_of_node(&pdev->dev)) { priv->sysctrl_base = syscon_regmap_lookup_by_phandle(pdev->dev.of_node, "marvell,system-controller"); @@ -6943,7 +6943,7 @@ static int mvpp2_probe(struct platform_device *pdev) priv->sysctrl_base = NULL; } - if (priv->hw_version == MVPP22 && + if (priv->hw_version != MVPP21 && mvpp2_get_nrxqs(priv) * 2 <= MVPP2_BM_MAX_POOLS) priv->percpu_pools = 1; @@ -6988,7 +6988,7 @@ static int mvpp2_probe(struct platform_device *pdev) if (err < 0) goto err_pp_clk; - if (priv->hw_version == MVPP22) { + if (priv->hw_version != MVPP21) { priv->mg_clk = devm_clk_get(&pdev->dev, "mg_clk"); if (IS_ERR(priv->mg_clk)) { err = PTR_ERR(priv->mg_clk); @@ -7029,7 +7029,7 @@ static int mvpp2_probe(struct platform_device *pdev) return -EINVAL; } - if (priv->hw_version == MVPP22) { + if (priv->hw_version != MVPP21) { err = dma_set_mask(&pdev->dev, MVPP2_DESC_DMA_MASK); if (err) goto err_axi_clk; @@ -7104,10 +7104,10 @@ static int mvpp2_probe(struct platform_device *pdev) clk_disable_unprepare(priv->axi_clk); err_mg_core_clk: - if (priv->hw_version == MVPP22) + if (priv->hw_version != MVPP21) clk_disable_unprepare(priv->mg_core_clk); err_mg_clk: - if (priv->hw_version == MVPP22) + if (priv->hw_version != MVPP21) clk_disable_unprepare(priv->mg_clk); err_gop_clk: clk_disable_unprepare(priv->gop_clk); -- 1.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel