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([2001:569:766d:6500:fb4e:6cf3:3ec6:9292]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-716c950d71asm371308a12.62.2024.06.20.22.06.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Jun 2024 22:06:06 -0700 (PDT) From: Allen Pais To: kuba@kernel.org, Felix Fietkau , Sean Wang , Mark Lee , Lorenzo Bianconi , "David S. Miller" , Eric Dumazet , Paolo Abeni , Matthias Brugger , AngeloGioacchino Del Regno Cc: jes@trained-monkey.org, kda@linux-powerpc.org, cai.huoqing@linux.dev, dougmill@linux.ibm.com, npiggin@gmail.com, christophe.leroy@csgroup.eu, aneesh.kumar@kernel.org, naveen.n.rao@linux.ibm.com, nnac123@linux.ibm.com, tlfalcon@linux.ibm.com, cooldavid@cooldavid.org, marcin.s.wojtas@gmail.com, mlindner@marvell.com, stephen@networkplumber.org, borisp@nvidia.com, bryan.whitehead@microchip.com, UNGLinuxDriver@microchip.com, louis.peens@corigine.com, richardcochran@gmail.com, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acenic@sunsite.dk, linux-net-drivers@amd.com, Allen Pais , netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH 15/15] net: mtk-wed: Convert tasklet API to new bottom half workqueue mechanism Date: Thu, 20 Jun 2024 22:05:25 -0700 Message-Id: <20240621050525.3720069-16-allen.lkml@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240621050525.3720069-1-allen.lkml@gmail.com> References: <20240621050525.3720069-1-allen.lkml@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Migrate tasklet APIs to the new bottom half workqueue mechanism. It replaces all occurrences of tasklet usage with the appropriate workqueue APIs throughout the mtk-wed driver. This transition ensures compatibility with the latest design and enhances performance. Signed-off-by: Allen Pais --- drivers/net/ethernet/mediatek/mtk_wed_wo.c | 12 ++++++------ drivers/net/ethernet/mediatek/mtk_wed_wo.h | 3 ++- 2 files changed, 8 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_wed_wo.c b/drivers/net/ether= net/mediatek/mtk_wed_wo.c index 7063c78bd35f..acca9ec67fcf 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_wo.c +++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.c @@ -71,7 +71,7 @@ static void mtk_wed_wo_irq_enable(struct mtk_wed_wo *wo, u32 mask) { mtk_wed_wo_set_isr_mask(wo, 0, mask, false); - tasklet_schedule(&wo->mmio.irq_tasklet); + queue_work(system_bh_wq, &wo->mmio.irq_bh_work); } =20 static void @@ -227,14 +227,14 @@ mtk_wed_wo_irq_handler(int irq, void *data) struct mtk_wed_wo *wo =3D data; =20 mtk_wed_wo_set_isr(wo, 0); - tasklet_schedule(&wo->mmio.irq_tasklet); + queue_work(system_bh_wq, &wo->mmio.irq_bh_work); =20 return IRQ_HANDLED; } =20 -static void mtk_wed_wo_irq_tasklet(struct tasklet_struct *t) +static void mtk_wed_wo_irq_bh_work(struct work_struct *work) { - struct mtk_wed_wo *wo =3D from_tasklet(wo, t, mmio.irq_tasklet); + struct mtk_wed_wo *wo =3D from_work(wo, work, mmio.irq_bh_work); u32 intr, mask; =20 /* disable interrupts */ @@ -395,7 +395,7 @@ mtk_wed_wo_hardware_init(struct mtk_wed_wo *wo) wo->mmio.irq =3D irq_of_parse_and_map(np, 0); wo->mmio.irq_mask =3D MTK_WED_WO_ALL_INT_MASK; spin_lock_init(&wo->mmio.lock); - tasklet_setup(&wo->mmio.irq_tasklet, mtk_wed_wo_irq_tasklet); + INIT_WORK(&wo->mmio.irq_bh_work, mtk_wed_wo_irq_bh_work); =20 ret =3D devm_request_irq(wo->hw->dev, wo->mmio.irq, mtk_wed_wo_irq_handler, IRQF_TRIGGER_HIGH, @@ -449,7 +449,7 @@ mtk_wed_wo_hw_deinit(struct mtk_wed_wo *wo) /* disable interrupts */ mtk_wed_wo_set_isr(wo, 0); =20 - tasklet_disable(&wo->mmio.irq_tasklet); + disable_work_sync(&wo->mmio.irq_bh_work); =20 disable_irq(wo->mmio.irq); devm_free_irq(wo->hw->dev, wo->mmio.irq, wo); diff --git a/drivers/net/ethernet/mediatek/mtk_wed_wo.h b/drivers/net/ether= net/mediatek/mtk_wed_wo.h index 87a67fa3868d..50d619fa213a 100644 --- a/drivers/net/ethernet/mediatek/mtk_wed_wo.h +++ b/drivers/net/ethernet/mediatek/mtk_wed_wo.h @@ -6,6 +6,7 @@ =20 #include #include +#include =20 struct mtk_wed_hw; =20 @@ -247,7 +248,7 @@ struct mtk_wed_wo { struct regmap *regs; =20 spinlock_t lock; - struct tasklet_struct irq_tasklet; + struct work_struct irq_bh_work; int irq; u32 irq_mask; } mmio; --=20 2.34.1