On Tue, 27 Apr 2010 14:07:00 +0800
Bee Hock Goh <beehock@gmail.com> wrote:
> wiki is your best friend. :)
>
> http://www.linuxtv.org/wiki/index.php/Maintaining_Git_trees
> http://www.linuxtv.org/wiki/index.php/Using_a_git_driver_development_tree
Ok.
This is new version. Made by git.
Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com>
>
> On Tue, Apr 27, 2010 at 1:15 PM, Dmitri Belimov <d.belimov@gmail.com>
> wrote:
> > On Mon, 26 Apr 2010 20:58:24 +0800
> > Bee Hock Goh <beehock@gmail.com> wrote:
> >
> >> thanks. This is work fine on my tm5600.
> >
> > Good news.
> >
> >> btw, can you use the git tree? There is some codes update from
> >> Stefan there for the tm6000-i2c that is still not sync with hg.
> >
> > no problemm. Give me access and URL.
> >
> > With my best regards, Dmitry.
> >
> >> On Mon, Apr 26, 2010 at 8:25 AM, Dmitri Belimov
> >> <d.belimov@gmail.com> wrote:
> >> > Hi
> >> >
> >> > Rework last I2C patch.
> >> > Set correct limit for I2C packet.
> >> > Use different method for the tm5600/tm6000 and tm6010 to read
> >> > word.
> >> >
> >> > Try this patch.
> >> >
> >> > diff -r 7c0b887911cf linux/drivers/staging/tm6000/tm6000-i2c.c
> >> > --- a/linux/drivers/staging/tm6000/tm6000-i2c.c Mon Apr 05
> >> > 22:56:43 2010 -0400 +++
> >> > b/linux/drivers/staging/tm6000/tm6000-i2c.c Mon Apr 26 04:15:56
> >> > 2010 +1000 @@ -24,6 +24,7 @@ #include <linux/kernel.h>
> >> > #include <linux/usb.h>
> >> > #include <linux/i2c.h>
> >> > +#include <linux/delay.h>
> >> >
> >> > #include "compat.h"
> >> > #include "tm6000.h"
> >> > @@ -45,11 +46,49 @@
> >> > printk(KERN_DEBUG "%s at %s: " fmt, \
> >> > dev->name, __FUNCTION__ , ##args); } while
> >> > (0)
> >> >
> >> > +static void tm6000_i2c_reset(struct tm6000_core *dev)
> >> > +{
> >> > + tm6000_set_reg(dev, REQ_03_SET_GET_MCU_PIN,
> >> > TM6000_GPIO_CLK, 0);
> >> > + msleep(15);
> >> > + tm6000_set_reg(dev, REQ_03_SET_GET_MCU_PIN,
> >> > TM6000_GPIO_CLK, 1);
> >> > + msleep(15);
> >> > +}
> >> > +
> >> > static int tm6000_i2c_send_regs(struct tm6000_core *dev,
> >> > unsigned char addr, __u8 reg, char *buf, int len)
> >> > {
> >> > - return tm6000_read_write_usb(dev, USB_DIR_OUT |
> >> > USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> >> > - REQ_16_SET_GET_I2C_WR1_RDN, addr | reg << 8, 0,
> >> > buf, len);
> >> > + int rc;
> >> > + unsigned int tsleep;
> >> > + unsigned int i2c_packet_limit = 16;
> >> > +
> >> > + if (dev->dev_type == TM6010)
> >> > + i2c_packet_limit = 64;
> >> > +
> >> > + if (!buf)
> >> > + return -1;
> >> > +
> >> > + if (len < 1 || len > i2c_packet_limit){
> >> > + printk("Incorrect lenght of i2c packet = %d,
> >> > limit set to %d\n",
> >> > + len, i2c_packet_limit);
> >> > + return -1;
> >> > + }
> >> > +
> >> > + /* capture mutex */
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_OUT |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE, REQ_16_SET_GET_I2C_WR1_RDN,
> >> > + addr | reg << 8, 0, buf, len);
> >> > +
> >> > + if (rc < 0) {
> >> > + /* release mutex */
> >> > + return rc;
> >> > + }
> >> > +
> >> > + /* Calculate delay time, 14000us for 64 bytes */
> >> > + tsleep = ((len * 200) + 200 + 1000) / 1000;
> >> > + msleep(tsleep);
> >> > +
> >> > + /* release mutex */
> >> > + return rc;
> >> > }
> >> >
> >> > /* Generic read - doesn't work fine with 16bit registers */
> >> > @@ -58,23 +97,41 @@
> >> > {
> >> > int rc;
> >> > u8 b[2];
> >> > + unsigned int i2c_packet_limit = 16;
> >> >
> >> > - if ((dev->caps.has_zl10353) && (dev->demod_addr << 1 ==
> >> > addr) && (reg % 2 == 0)) {
> >> > + if (dev->dev_type == TM6010)
> >> > + i2c_packet_limit = 64;
> >> > +
> >> > + if (!buf)
> >> > + return -1;
> >> > +
> >> > + if (len < 1 || len > i2c_packet_limit){
> >> > + printk("Incorrect lenght of i2c packet = %d,
> >> > limit set to %d\n",
> >> > + len, i2c_packet_limit);
> >> > + return -1;
> >> > + }
> >> > +
> >> > + /* capture mutex */
> >> > + if ((dev->caps.has_zl10353) && (dev->demod_addr << 1 ==
> >> > addr)
> >> > + && (reg % 2 == 0)) {
> >> > /*
> >> > * Workaround an I2C bug when reading from zl10353
> >> > */
> >> > reg -= 1;
> >> > len += 1;
> >> >
> >> > - rc = tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> >> > - REQ_16_SET_GET_I2C_WR1_RDN, addr | reg <<
> >> > 8, 0, b, len);
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE, REQ_16_SET_GET_I2C_WR1_RDN,
> >> > + addr | reg << 8, 0, b, len);
> >> >
> >> > *buf = b[1];
> >> > } else {
> >> > - rc = tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> >> > - REQ_16_SET_GET_I2C_WR1_RDN, addr | reg <<
> >> > 8, 0, buf, len);
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE, REQ_16_SET_GET_I2C_WR1_RDN,
> >> > + addr | reg << 8, 0, buf, len);
> >> > }
> >> >
> >> > + /* release mutex */
> >> > return rc;
> >> > }
> >> >
> >> > @@ -85,8 +142,137 @@
> >> > static int tm6000_i2c_recv_regs16(struct tm6000_core *dev,
> >> > unsigned char addr, __u16 reg, char *buf, int len)
> >> > {
> >> > - return tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR | USB_RECIP_DEVICE,
> >> > - REQ_14_SET_GET_I2C_WR2_RDN, addr, reg, buf, len);
> >> > + int rc;
> >> > + unsigned char ureg;
> >> > +
> >> > + if (!buf || len != 2)
> >> > + return -1;
> >> > +
> >> > + /* capture mutex */
> >> > + if (dev->dev_type == TM6010){
> >> > + ureg = reg & 0xFF;
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_OUT |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE,
> >> > REQ_16_SET_GET_I2C_WR1_RDN,
> >> > + addr | (reg & 0xFF00), 0, &ureg, 1);
> >> > +
> >> > + if (rc < 0) {
> >> > + /* release mutex */
> >> > + return rc;
> >> > + }
> >> > +
> >> > + msleep(1400 / 1000);
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE,
> >> > REQ_35_AFTEK_TUNER_READ,
> >> > + reg, 0, buf, len);
> >> > + }
> >> > + else {
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE,
> >> > REQ_14_SET_GET_I2C_WR2_RDN,
> >> > + addr, reg, buf, len);
> >> > + }
> >> > +
> >> > + /* release mutex */
> >> > + return rc;
> >> > +}
> >> > +
> >> > +static int tm6000_i2c_read_sequence(struct tm6000_core *dev,
> >> > unsigned char addr,
> >> > + __u16 reg, char *buf, int len)
> >> > +{
> >> > + int rc;
> >> > +
> >> > + if (dev->dev_type != TM6010)
> >> > + return -1;
> >> > +
> >> > + if (!buf)
> >> > + return -1;
> >> > +
> >> > + if (len < 1 || len > 64){
> >> > + printk("Incorrect lenght of i2c packet = %d,
> >> > limit set to 64\n",
> >> > + len);
> >> > + return -1;
> >> > + }
> >> > +
> >> > + /* capture mutex */
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_IN |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE, REQ_35_AFTEK_TUNER_READ,
> >> > + reg, 0, buf, len);
> >> > + /* release mutex */
> >> > + return rc;
> >> > +}
> >> > +
> >> > +static int tm6000_i2c_write_sequence(struct tm6000_core *dev,
> >> > + unsigned char addr, __u16 reg,
> >> > char *buf,
> >> > + int len)
> >> > +{
> >> > + int rc;
> >> > + unsigned int tsleep;
> >> > + unsigned int i2c_packet_limit = 16;
> >> > +
> >> > + if (dev->dev_type == TM6010)
> >> > + i2c_packet_limit = 64;
> >> > +
> >> > + if (!buf)
> >> > + return -1;
> >> > +
> >> > + if (len < 1 || len > i2c_packet_limit){
> >> > + printk("Incorrect lenght of i2c packet = %d,
> >> > limit set to %d\n",
> >> > + len, i2c_packet_limit);
> >> > + return -1;
> >> > + }
> >> > +
> >> > + /* capture mutex */
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_OUT |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE, REQ_16_SET_GET_I2C_WR1_RDN,
> >> > + addr | reg << 8, 0, buf+1, len-1);
> >> > +
> >> > + if (rc < 0) {
> >> > + /* release mutex */
> >> > + return rc;
> >> > + }
> >> > +
> >> > + /* Calculate delay time, 13800us for 64 bytes */
> >> > + tsleep = ((len * 200) + 1000) / 1000;
> >> > + msleep(tsleep);
> >> > +
> >> > + /* release mutex */
> >> > + return rc;
> >> > +}
> >> > +
> >> > +static int tm6000_i2c_write_uni(struct tm6000_core *dev,
> >> > unsigned char addr,
> >> > + __u16 reg, char *buf, int len)
> >> > +{
> >> > + int rc;
> >> > + unsigned int tsleep;
> >> > + unsigned int i2c_packet_limit = 16;
> >> > +
> >> > + if (dev->dev_type == TM6010)
> >> > + i2c_packet_limit = 64;
> >> > +
> >> > + if (!buf)
> >> > + return -1;
> >> > +
> >> > + if (len < 1 || len > i2c_packet_limit){
> >> > + printk("Incorrect lenght of i2c packet = %d,
> >> > limit set to %d\n",
> >> > + len, i2c_packet_limit);
> >> > + return -1;
> >> > + }
> >> > +
> >> > + /* capture mutex */
> >> > + rc = tm6000_read_write_usb(dev, USB_DIR_OUT |
> >> > USB_TYPE_VENDOR |
> >> > + USB_RECIP_DEVICE, REQ_30_I2C_WRITE,
> >> > + addr | reg << 8, 0, buf+1, len-1);
> >> > +
> >> > + if (rc < 0) {
> >> > + /* release mutex */
> >> > + return rc;
> >> > + }
> >> > +
> >> > + /* Calculate delay time, 14800us for 64 bytes */
> >> > + tsleep = ((len * 200) + 1000 + 1000) / 1000;
> >> > + msleep(tsleep);
> >> > +
> >> > + /* release mutex */
> >> > + return rc;
> >> > }
> >> >
> >> > static int tm6000_i2c_xfer(struct i2c_adapter *i2c_adap,
> >> >
> >> >
> >> > With my best regards, Dmitry.
> >
With my best regards, Dmitry.
@@ -47,8 +47,38 @@ MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
static int tm6000_i2c_send_regs(struct tm6000_core *dev, unsigned char addr,
__u8 reg, char *buf, int len)
{
- return tm6000_read_write_usb(dev, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- REQ_16_SET_GET_I2C_WR1_RDN, addr | reg << 8, 0, buf, len);
+ int rc;
+ unsigned int tsleep;
+ unsigned int i2c_packet_limit = 16;
+
+ if (dev->dev_type == TM6010)
+ i2c_packet_limit = 64;
+
+ if (!buf)
+ return -1;
+
+ if (len < 1 || len > i2c_packet_limit){
+ printk("Incorrect lenght of i2c packet = %d, limit set to %d\n",
+ len, i2c_packet_limit);
+ return -1;
+ }
+
+ /* capture mutex */
+ rc = tm6000_read_write_usb(dev, USB_DIR_OUT | USB_TYPE_VENDOR |
+ USB_RECIP_DEVICE, REQ_16_SET_GET_I2C_WR1_RDN,
+ addr | reg << 8, 0, buf, len);
+
+ if (rc < 0) {
+ /* release mutex */
+ return rc;
+ }
+
+ /* Calculate delay time, 14000us for 64 bytes */
+ tsleep = ((len * 200) + 200 + 1000) / 1000;
+ msleep(tsleep);
+
+ /* release mutex */
+ return rc;
}
/* Generic read - doesn't work fine with 16bit registers */
@@ -57,7 +87,21 @@ static int tm6000_i2c_recv_regs(struct tm6000_core *dev, unsigned char addr,
{
int rc;
u8 b[2];
+ unsigned int i2c_packet_limit = 16;
+
+ if (dev->dev_type == TM6010)
+ i2c_packet_limit = 64;
+
+ if (!buf)
+ return -1;
+ if (len < 1 || len > i2c_packet_limit){
+ printk("Incorrect lenght of i2c packet = %d, limit set to %d\n",
+ len, i2c_packet_limit);
+ return -1;
+ }
+
+ /* capture mutex */
if ((dev->caps.has_zl10353) && (dev->demod_addr << 1 == addr) && (reg % 2 == 0)) {
/*
* Workaround an I2C bug when reading from zl10353
@@ -74,6 +118,7 @@ static int tm6000_i2c_recv_regs(struct tm6000_core *dev, unsigned char addr,
REQ_16_SET_GET_I2C_WR1_RDN, addr | reg << 8, 0, buf, len);
}
+ /* release mutex */
return rc;
}
@@ -84,8 +129,37 @@ static int tm6000_i2c_recv_regs(struct tm6000_core *dev, unsigned char addr,
static int tm6000_i2c_recv_regs16(struct tm6000_core *dev, unsigned char addr,
__u16 reg, char *buf, int len)
{
- return tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
- REQ_14_SET_GET_I2C_WR2_RDN, addr, reg, buf, len);
+ int rc;
+ unsigned char ureg;
+
+ if (!buf || len != 2)
+ return -1;
+
+ /* capture mutex */
+ if (dev->dev_type == TM6010){
+ ureg = reg & 0xFF;
+ rc = tm6000_read_write_usb(dev, USB_DIR_OUT | USB_TYPE_VENDOR |
+ USB_RECIP_DEVICE, REQ_16_SET_GET_I2C_WR1_RDN,
+ addr | (reg & 0xFF00), 0, &ureg, 1);
+
+ if (rc < 0) {
+ /* release mutex */
+ return rc;
+ }
+
+ msleep(1400 / 1000);
+ rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR |
+ USB_RECIP_DEVICE, REQ_35_AFTEK_TUNER_READ,
+ reg, 0, buf, len);
+ }
+ else {
+ rc = tm6000_read_write_usb(dev, USB_DIR_IN | USB_TYPE_VENDOR |
+ USB_RECIP_DEVICE, REQ_14_SET_GET_I2C_WR2_RDN,
+ addr, reg, buf, len);
+ }
+
+ /* release mutex */
+ return rc;
}
static int tm6000_i2c_xfer(struct i2c_adapter *i2c_adap,
Signed-off-by: Beholder Intl. Ltd. Dmitry Belimov <d.belimov@gmail.com>