From ec04745790f47f23f558f07398fe69e963744f11 Mon Sep 17 00:00:00 2001 From: Antti Palosaari Date: Wed, 13 Jun 2012 23:33:16 -0300 Subject: [PATCH] [media] ce6230: various small changes Small changes like log writings. No functionality changes. Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-usb/ce6230.c | 70 +++++++++++++++--------------- drivers/media/dvb/dvb-usb/ce6230.h | 50 ++++++--------------- 2 files changed, 49 insertions(+), 71 deletions(-) diff --git a/drivers/media/dvb/dvb-usb/ce6230.c b/drivers/media/dvb/dvb-usb/ce6230.c index ee6a4019dd8e..b9197a58ba26 100644 --- a/drivers/media/dvb/dvb-usb/ce6230.c +++ b/drivers/media/dvb/dvb-usb/ce6230.c @@ -1,5 +1,5 @@ /* - * DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver + * Intel CE6230 DVB USB driver * * Copyright (C) 2009 Antti Palosaari * @@ -20,18 +20,10 @@ */ #include "ce6230.h" -#include "zl10353.h" -#include "mxl5005s.h" -/* debug */ -static int dvb_usb_ce6230_debug; -module_param_named(debug, dvb_usb_ce6230_debug, int, 0644); -MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS); DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); -static struct zl10353_config ce6230_zl10353_config; - -static int ce6230_ctrl_msg(struct dvb_usb_device *d, struct req_t *req) +static int ce6230_ctrl_msg(struct dvb_usb_device *d, struct usb_req *req) { int ret; unsigned int pipe; @@ -57,8 +49,8 @@ static int ce6230_ctrl_msg(struct dvb_usb_device *d, struct req_t *req) requesttype = (USB_TYPE_VENDOR | USB_DIR_OUT); break; default: - err("unknown command:%02x", req->cmd); - ret = -EPERM; + pr_debug("%s: unknown command=%02x\n", __func__, req->cmd); + ret = -EINVAL; goto error; } @@ -80,13 +72,14 @@ static int ce6230_ctrl_msg(struct dvb_usb_device *d, struct req_t *req) msleep(1); /* avoid I2C errors */ ret = usb_control_msg(d->udev, pipe, request, requesttype, value, index, - buf, req->data_len, CE6230_USB_TIMEOUT); + buf, req->data_len, CE6230_USB_TIMEOUT); ce6230_debug_dump(request, requesttype, value, index, buf, - req->data_len, deb_xfer); + req->data_len); if (ret < 0) - deb_info("%s: usb_control_msg failed:%d\n", __func__, ret); + pr_err("%s: usb_control_msg() failed=%d\n", KBUILD_MODNAME, + ret); else ret = 0; @@ -100,17 +93,19 @@ error: } /* I2C */ -static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], - int num) +static struct zl10353_config ce6230_zl10353_config; + +static int ce6230_i2c_master_xfer(struct i2c_adapter *adap, + struct i2c_msg msg[], int num) { struct dvb_usb_device *d = i2c_get_adapdata(adap); - int i = 0; - struct req_t req; - int ret = 0; - memset(&req, 0, sizeof(req)); + int ret = 0, i = 0; + struct usb_req req; if (num > 2) - return -EINVAL; + return -EOPNOTSUPP; + + memset(&req, 0, sizeof(req)); if (mutex_lock_interruptible(&d->i2c_mutex) < 0) return -EAGAIN; @@ -126,8 +121,9 @@ static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], req.data = &msg[i+1].buf[0]; ret = ce6230_ctrl_msg(d, &req); } else { - err("i2c read not implemented"); - ret = -EPERM; + pr_err("%s: I2C read not implemented\n", + KBUILD_MODNAME); + ret = -EOPNOTSUPP; } i += 2; } else { @@ -157,14 +153,14 @@ static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[], return ret ? ret : i; } -static u32 ce6230_i2c_func(struct i2c_adapter *adapter) +static u32 ce6230_i2c_functionality(struct i2c_adapter *adapter) { return I2C_FUNC_I2C; } -static struct i2c_algorithm ce6230_i2c_algo = { - .master_xfer = ce6230_i2c_xfer, - .functionality = ce6230_i2c_func, +static struct i2c_algorithm ce6230_i2c_algorithm = { + .master_xfer = ce6230_i2c_master_xfer, + .functionality = ce6230_i2c_functionality, }; /* Callbacks for DVB USB */ @@ -180,11 +176,13 @@ static struct zl10353_config ce6230_zl10353_config = { static int ce6230_zl10353_frontend_attach(struct dvb_usb_adapter *adap) { - deb_info("%s:\n", __func__); + pr_debug("%s:\n", __func__); + adap->fe[0] = dvb_attach(zl10353_attach, &ce6230_zl10353_config, &adap->dev->i2c_adap); if (adap->fe[0] == NULL) return -ENODEV; + return 0; } @@ -208,7 +206,9 @@ static struct mxl5005s_config ce6230_mxl5003s_config = { static int ce6230_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap) { int ret; - deb_info("%s:\n", __func__); + + pr_debug("%s:\n", __func__); + ret = dvb_attach(mxl5005s_attach, adap->fe[0], &adap->dev->i2c_adap, &ce6230_mxl5003s_config) == NULL ? -ENODEV : 0; return ret; @@ -217,13 +217,15 @@ static int ce6230_mxl5003s_tuner_attach(struct dvb_usb_adapter *adap) static int ce6230_power_ctrl(struct dvb_usb_device *d, int onoff) { int ret; - deb_info("%s: onoff:%d\n", __func__, onoff); + + pr_debug("%s: onoff=%d\n", __func__, onoff); /* InterfaceNumber 1 / AlternateSetting 0 idle InterfaceNumber 1 / AlternateSetting 1 streaming */ ret = usb_set_interface(d->udev, 1, onoff); if (ret) - err("usb_set_interface failed with error:%d", ret); + pr_err("%s: usb_set_interface() failed=%d\n", KBUILD_MODNAME, + ret); return ret; } @@ -235,7 +237,7 @@ static struct dvb_usb_device_properties ce6230_props = { .adapter_nr = adapter_nr, .bInterfaceNumber = 1, - .i2c_algo = &ce6230_i2c_algo, + .i2c_algo = &ce6230_i2c_algorithm, .power_ctrl = ce6230_power_ctrl, .frontend_attach = ce6230_zl10353_frontend_attach, .tuner_attach = ce6230_mxl5003s_tuner_attach, @@ -280,5 +282,5 @@ static struct usb_driver ce6230_usb_driver = { module_usb_driver(ce6230_usb_driver); MODULE_AUTHOR("Antti Palosaari "); -MODULE_DESCRIPTION("Driver for Intel CE6230 DVB-T USB2.0"); +MODULE_DESCRIPTION("Intel CE6230 driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/dvb-usb/ce6230.h b/drivers/media/dvb/dvb-usb/ce6230.h index 7c219539fbd8..42d754494a3a 100644 --- a/drivers/media/dvb/dvb-usb/ce6230.h +++ b/drivers/media/dvb/dvb-usb/ce6230.h @@ -1,5 +1,5 @@ /* - * DVB USB Linux driver for Intel CE6230 DVB-T USB2.0 receiver + * Intel CE6230 DVB USB driver * * Copyright (C) 2009 Antti Palosaari * @@ -19,51 +19,27 @@ * */ -#ifndef _DVB_USB_CE6230_H_ -#define _DVB_USB_CE6230_H_ +#ifndef CE6230_H +#define CE6230_H -#define DVB_USB_LOG_PREFIX "ce6230" #include "dvb_usb.h" +#include "zl10353.h" +#include "mxl5005s.h" -#ifdef CONFIG_DVB_USB_DEBUG -#define dprintk(var, level, args...) \ - do { if ((var & level)) printk(args); } while (0) -#define DVB_USB_DEBUG_STATUS -#else -#define dprintk(args...) -#define DVB_USB_DEBUG_STATUS " (debugging is not enabled)" -#endif - -#undef err -#define err(format, arg...) printk(KERN_ERR DVB_USB_LOG_PREFIX ": " format "\n" , ## arg) -#undef info -#define info(format, arg...) printk(KERN_INFO DVB_USB_LOG_PREFIX ": " format "\n" , ## arg) -#undef warn -#define warn(format, arg...) printk(KERN_WARNING DVB_USB_LOG_PREFIX ": " format "\n" , ## arg) - -#define deb_info(args...) dprintk(dvb_usb_ce6230_debug, 0x01, args) -#define deb_rc(args...) dprintk(dvb_usb_ce6230_debug, 0x02, args) -#define deb_xfer(args...) dprintk(dvb_usb_ce6230_debug, 0x04, args) -#define deb_reg(args...) dprintk(dvb_usb_ce6230_debug, 0x08, args) -#define deb_i2c(args...) dprintk(dvb_usb_ce6230_debug, 0x10, args) -#define deb_fw(args...) dprintk(dvb_usb_ce6230_debug, 0x20, args) - -#define ce6230_debug_dump(r, t, v, i, b, l, func) { \ - int loop_; \ - func("%02x %02x %02x %02x %02x %02x %02x %02x", \ - t, r, v & 0xff, v >> 8, i & 0xff, i >> 8, l & 0xff, l >> 8); \ +#define ce6230_debug_dump(r, t, v, i, b, l) { \ + char *direction; \ if (t == (USB_TYPE_VENDOR | USB_DIR_OUT)) \ - func(" >>> "); \ + direction = ">>>"; \ else \ - func(" <<< "); \ - for (loop_ = 0; loop_ < l; loop_++) \ - func("%02x ", b[loop_]); \ - func("\n");\ + direction = "<<<"; \ + pr_debug("%s: %02x %02x %02x %02x %02x %02x %02x %02x %s [%d bytes]\n", \ + __func__, t, r, v & 0xff, v >> 8, i & 0xff, i >> 8, \ + l & 0xff, l >> 8, direction, l); \ } #define CE6230_USB_TIMEOUT 1000 -struct req_t { +struct usb_req { u8 cmd; /* [1] */ u16 value; /* [2|3] */ u16 index; /* [4|5] */ -- 2.30.2