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Mon, 12 Aug 2024 06:48:14 -0500 Received: from lelvsmtp6.itg.ti.com (10.180.75.249) by DLEE111.ent.ti.com (157.170.170.22) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Mon, 12 Aug 2024 06:48:14 -0500 Received: from localhost (chintan-thinkstation-p360-tower.dhcp.ti.com [172.24.227.220]) by lelvsmtp6.itg.ti.com (8.15.2/8.15.2) with ESMTP id 47CBmDXu129312; Mon, 12 Aug 2024 06:48:14 -0500 From: Chintan Vankar To: Michal Simek , Bryan Brattlof , "Vignesh Raghavendra" , Marek Vasut , Neha Malcom Francis , Udit Kumar , "MD Danish Anwar" , Ravi Gunasekaran , Matthias Schiffer , Andreas Dannenberg , Jonas Karlman , Devarsh Thakkar , Sean Anderson , Simon Glass , Kishon Vijay Abraham I , Andrew Davis , Joao Paulo Goncalves , Wadim Egorov , Mattijs Korpershoek , Siddharth Vadapalli , Dhruva Gole , Chintan Vankar , Francesco Dolcini , Nishanth Menon , Sumit Garg , Tom Rini CC: Subject: [PATCH v4 04/10] soc: ti: k3-navss-ringacc: Fix reset ring API Date: Mon, 12 Aug 2024 17:18:11 +0530 Message-ID: <20240812114811.3843528-1-c-vankar@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240812113621.3840652-1-c-vankar@ti.com> References: <20240812113621.3840652-1-c-vankar@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean From: Vignesh Raghavendra Expectation of k3_ringacc_ring_reset_raw() is to reset the ring to requested size and not to 0. Fix this. Signed-off-by: Vignesh Raghavendra Signed-off-by: Siddharth Vadapalli Signed-off-by: Chintan Vankar --- Link to v3: https://lore.kernel.org/r/20240705045030.1141934-5-c-vankar@ti.com/ Changes from v3 to v4: - No changes. drivers/soc/ti/k3-navss-ringacc-u-boot.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/soc/ti/k3-navss-ringacc-u-boot.c b/drivers/soc/ti/k3-navss-ringacc-u-boot.c index f958239c2a..5d650b9de7 100644 --- a/drivers/soc/ti/k3-navss-ringacc-u-boot.c +++ b/drivers/soc/ti/k3-navss-ringacc-u-boot.c @@ -25,9 +25,16 @@ struct k3_nav_ring_cfg_regs { #define KNAV_RINGACC_CFG_RING_SIZE_ELSIZE_MASK GENMASK(26, 24) #define KNAV_RINGACC_CFG_RING_SIZE_ELSIZE_SHIFT (24) +#define KNAV_RINGACC_CFG_RING_SIZE_MASK GENMASK(15, 0) + static void k3_ringacc_ring_reset_raw(struct k3_nav_ring *ring) { - writel(0, &ring->cfg->size); + u32 reg; + + reg = readl(&ring->cfg->size); + reg &= KNAV_RINGACC_CFG_RING_SIZE_MASK; + reg |= ring->size; + writel(reg, &ring->cfg->size); } static void k3_ringacc_ring_reconfig_qmode_raw(struct k3_nav_ring *ring, enum k3_nav_ring_mode mode)