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[84.118.193.200]) by smtp.gmail.com with ESMTPSA id 78sm746190wmm.22.2018.02.08.11.53.24 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 08 Feb 2018 11:53:25 -0800 (PST) From: Daniel Scheller To: linux-media@vger.kernel.org, mchehab@kernel.org, mchehab@s-opensource.com Cc: jasmin@anw.at Subject: [PATCH 4/7] [media] ngene: adapt cxd2099 attach to the new i2c_client way Date: Thu, 8 Feb 2018 20:53:15 +0100 Message-Id: <20180208195318.612-5-d.scheller.oss@gmail.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180208195318.612-1-d.scheller.oss@gmail.com> References: <20180208195318.612-1-d.scheller.oss@gmail.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Daniel Scheller Change the way the cxd2099 hardware is being attached to the new I2C client interface way. Signed-off-by: Daniel Scheller Signed-off-by: Jasmin Jessich --- drivers/media/pci/ngene/ngene-core.c | 41 ++++++++++++++++++++++++++++++++---- drivers/media/pci/ngene/ngene.h | 1 + 2 files changed, 38 insertions(+), 4 deletions(-) diff --git a/drivers/media/pci/ngene/ngene-core.c b/drivers/media/pci/ngene/ngene-core.c index 8c92cb7f7e72..80db777cb7ec 100644 --- a/drivers/media/pci/ngene/ngene-core.c +++ b/drivers/media/pci/ngene/ngene-core.c @@ -1562,9 +1562,8 @@ static int init_channels(struct ngene *dev) return 0; } -static struct cxd2099_cfg cxd_cfg = { +static const struct cxd2099_cfg cxd_cfgtmpl = { .bitrate = 62000, - .adr = 0x40, .polarity = 0, .clock_mode = 0, }; @@ -1572,18 +1571,52 @@ static struct cxd2099_cfg cxd_cfg = { static void cxd_attach(struct ngene *dev) { struct ngene_ci *ci = &dev->ci; + struct cxd2099_cfg cxd_cfg = cxd_cfgtmpl; + struct i2c_client *client; + struct i2c_board_info board_info = { + .type = "cxd2099", + .addr = 0x40, + .platform_data = &cxd_cfg, + }; + + cxd_cfg.en = &ci->en; + + request_module(board_info.type); + + client = i2c_new_device(&dev->channel[0].i2c_adapter, &board_info); + if (!client || !client->dev.driver) + goto err_ret; + + if (!try_module_get(client->dev.driver->owner)) + goto err_i2c; + + if (!ci->en) + goto err_i2c; - ci->en = cxd2099_attach(&cxd_cfg, dev, &dev->channel[0].i2c_adapter); ci->dev = dev; + dev->channel[0].i2c_client[0] = client; + return; + +err_i2c: + i2c_unregister_device(client); +err_ret: + printk(KERN_ERR DEVICE_NAME ": CXD2099AR attach failed\n"); return; } static void cxd_detach(struct ngene *dev) { struct ngene_ci *ci = &dev->ci; + struct i2c_client *client; dvb_ca_en50221_release(ci->en); - kfree(ci->en); + + client = dev->channel[0].i2c_client[0]; + if (client) { + module_put(client->dev.driver->owner); + i2c_unregister_device(client); + } + ci->en = NULL; } diff --git a/drivers/media/pci/ngene/ngene.h b/drivers/media/pci/ngene/ngene.h index 02dbd18f92d0..caf8602c7459 100644 --- a/drivers/media/pci/ngene/ngene.h +++ b/drivers/media/pci/ngene/ngene.h @@ -630,6 +630,7 @@ struct ngene_vopen { struct ngene_channel { struct device device; struct i2c_adapter i2c_adapter; + struct i2c_client *i2c_client[1]; struct ngene *dev; int number;