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Fri, 17 Jul 2020 08:20:47 -0500 Received: from DFLE102.ent.ti.com (10.64.6.23) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Fri, 17 Jul 2020 08:20:47 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE102.ent.ti.com (10.64.6.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Fri, 17 Jul 2020 08:20:47 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 06HDKkOT107722; Fri, 17 Jul 2020 08:20:47 -0500 From: Grygorii Strashko To: Peter Ujfalusi , Rob Herring , Santosh Shilimkar , Vinod Koul Subject: [PATCH next v2 5/6] soc: ti: k3-ringacc: separate soc specific initialization Date: Fri, 17 Jul 2020 16:20:18 +0300 Message-ID: <20200717132019.20427-6-grygorii.strashko@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200717132019.20427-1-grygorii.strashko@ti.com> References: <20200717132019.20427-1-grygorii.strashko@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200717_092049_499894_B00D2EB7 X-CRM114-Status: GOOD ( 15.94 ) X-Spam-Score: -2.5 (--) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-2.5 points) pts rule name description ---- ---------------------- -------------------------------------------------- -2.3 RCVD_IN_DNSWL_MED RBL: Sender listed at https://www.dnswl.org/, medium trust [198.47.19.142 listed in list.dnswl.org] 0.0 RCVD_IN_MSPIKE_H3 RBL: Good reputation (+3) [198.47.19.142 listed in wl.mailspike.net] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.0 RCVD_IN_MSPIKE_WL Mailspike good senders -0.0 DKIMWL_WL_HIGH DKIMwl.org - Whitelisted High sender 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: Grygorii Strashko , Vignesh Raghavendra , Sekhar Nori , linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org Separate SoC specific initialization and and OF mach data in preparation of adding support for more K3 SoCs Signed-off-by: Grygorii Strashko Reviewed-by: Peter Ujfalusi --- drivers/soc/ti/k3-ringacc.c | 70 +++++++++++++++++++++++++++++-------- 1 file changed, 55 insertions(+), 15 deletions(-) diff --git a/drivers/soc/ti/k3-ringacc.c b/drivers/soc/ti/k3-ringacc.c index 4cf1150de88e..1979479db58d 100644 --- a/drivers/soc/ti/k3-ringacc.c +++ b/drivers/soc/ti/k3-ringacc.c @@ -161,6 +161,10 @@ struct k3_ring { int proxy_id; }; +struct k3_ringacc_ops { + int (*init)(struct platform_device *pdev, struct k3_ringacc *ringacc); +}; + /** * struct k3_ringacc - Rings accelerator descriptor * @@ -179,6 +183,7 @@ struct k3_ring { * @tisci: pointer ti-sci handle * @tisci_ring_ops: ti-sci rings ops * @tisci_dev_id: ti-sci device id + * @ops: SoC specific ringacc operation */ struct k3_ringacc { struct device *dev; @@ -199,6 +204,8 @@ struct k3_ringacc { const struct ti_sci_handle *tisci; const struct ti_sci_rm_ringacc_ops *tisci_ring_ops; u32 tisci_dev_id; + + const struct k3_ringacc_ops *ops; }; static long k3_ringacc_ring_get_fifo_pos(struct k3_ring *ring) @@ -1077,21 +1084,14 @@ static int k3_ringacc_probe_dt(struct k3_ringacc *ringacc) ringacc->rm_gp_range); } -static int k3_ringacc_probe(struct platform_device *pdev) +static int k3_ringacc_init(struct platform_device *pdev, + struct k3_ringacc *ringacc) { - struct k3_ringacc *ringacc; void __iomem *base_fifo, *base_rt; struct device *dev = &pdev->dev; struct resource *res; int ret, i; - ringacc = devm_kzalloc(dev, sizeof(*ringacc), GFP_KERNEL); - if (!ringacc) - return -ENOMEM; - - ringacc->dev = dev; - mutex_init(&ringacc->req_lock); - dev->msi_domain = of_msi_get_domain(dev, dev->of_node, DOMAIN_BUS_TI_SCI_INTA_MSI); if (!dev->msi_domain) { @@ -1150,14 +1150,9 @@ static int k3_ringacc_probe(struct platform_device *pdev) ringacc->rings[i].ring_id = i; ringacc->rings[i].proxy_id = K3_RINGACC_PROXY_NOT_USED; } - dev_set_drvdata(dev, ringacc); ringacc->tisci_ring_ops = &ringacc->tisci->ops.rm_ring_ops; - mutex_lock(&k3_ringacc_list_lock); - list_add_tail(&ringacc->list, &k3_ringacc_list); - mutex_unlock(&k3_ringacc_list_lock); - dev_info(dev, "Ring Accelerator probed rings:%u, gp-rings[%u,%u] sci-dev-id:%u\n", ringacc->num_rings, ringacc->rm_gp_range->desc[0].start, @@ -1167,15 +1162,60 @@ static int k3_ringacc_probe(struct platform_device *pdev) ringacc->dma_ring_reset_quirk ? "enabled" : "disabled"); dev_info(dev, "RA Proxy rev. %08x, num_proxies:%u\n", readl(&ringacc->proxy_gcfg->revision), ringacc->num_proxies); + return 0; } +struct ringacc_match_data { + struct k3_ringacc_ops ops; +}; + +static struct ringacc_match_data k3_ringacc_data = { + .ops = { + .init = k3_ringacc_init, + }, +}; + /* Match table for of_platform binding */ static const struct of_device_id k3_ringacc_of_match[] = { - { .compatible = "ti,am654-navss-ringacc", }, + { .compatible = "ti,am654-navss-ringacc", .data = &k3_ringacc_data, }, {}, }; +static int k3_ringacc_probe(struct platform_device *pdev) +{ + const struct ringacc_match_data *match_data; + const struct of_device_id *match; + struct device *dev = &pdev->dev; + struct k3_ringacc *ringacc; + int ret; + + match = of_match_node(k3_ringacc_of_match, dev->of_node); + if (!match) + return -ENODEV; + match_data = match->data; + + ringacc = devm_kzalloc(dev, sizeof(*ringacc), GFP_KERNEL); + if (!ringacc) + return -ENOMEM; + + ringacc->dev = dev; + mutex_init(&ringacc->req_lock); + ringacc->ops = &match_data->ops; + + ret = ringacc->ops->init(pdev, ringacc); + if (ret) + return ret; + + dev_set_drvdata(dev, ringacc); + + mutex_lock(&k3_ringacc_list_lock); + list_add_tail(&ringacc->list, &k3_ringacc_list); + mutex_unlock(&k3_ringacc_list_lock); + + return 0; +} + static struct platform_driver k3_ringacc_driver = { .probe = k3_ringacc_probe, .driver = {