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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-14 15:13:30 (GMT)
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-15 19:36:22 (GMT)
commitb285192a43f0432d82c2c10974204e78af0da596 (patch)
tree618aa87e760c9c949eca9e4df6ae0eeffa11dcfc /drivers/media/video/cx23885/cx23885-f300.c
parent68de959f773a1d49096835c411390bceff5d1549 (diff)
downloadlinux-fsl-qoriq-b285192a43f0432d82c2c10974204e78af0da596.tar.xz
[media] rename most media/video pci drivers to media/pci
Rename all PCI drivers with their own directory under drivers/media/video into drivers/media/pci and update the building system. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx23885/cx23885-f300.c')
-rw-r--r--drivers/media/video/cx23885/cx23885-f300.c177
1 files changed, 0 insertions, 177 deletions
diff --git a/drivers/media/video/cx23885/cx23885-f300.c b/drivers/media/video/cx23885/cx23885-f300.c
deleted file mode 100644
index 93998f2..0000000
--- a/drivers/media/video/cx23885/cx23885-f300.c
+++ /dev/null
@@ -1,177 +0,0 @@
-/*
- * Driver for Silicon Labs C8051F300 microcontroller.
- *
- * It is used for LNB power control in TeVii S470,
- * TBS 6920 PCIe DVB-S2 cards.
- *
- * Microcontroller connected to cx23885 GPIO pins:
- * GPIO0 - data - P0.3 F300
- * GPIO1 - reset - P0.2 F300
- * GPIO2 - clk - P0.1 F300
- * GPIO3 - busy - P0.0 F300
- *
- * Copyright (C) 2009 Igor M. Liplianin <liplianin@me.by>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- *
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-#include "cx23885.h"
-
-#define F300_DATA GPIO_0
-#define F300_RESET GPIO_1
-#define F300_CLK GPIO_2
-#define F300_BUSY GPIO_3
-
-static void f300_set_line(struct cx23885_dev *dev, u32 line, u8 lvl)
-{
- cx23885_gpio_enable(dev, line, 1);
- if (lvl == 1)
- cx23885_gpio_set(dev, line);
- else
- cx23885_gpio_clear(dev, line);
-}
-
-static u8 f300_get_line(struct cx23885_dev *dev, u32 line)
-{
- cx23885_gpio_enable(dev, line, 0);
-
- return cx23885_gpio_get(dev, line);
-}
-
-static void f300_send_byte(struct cx23885_dev *dev, u8 dta)
-{
- u8 i;
-
- for (i = 0; i < 8; i++) {
- f300_set_line(dev, F300_CLK, 0);
- udelay(30);
- f300_set_line(dev, F300_DATA, (dta & 0x80) >> 7);/* msb first */
- udelay(30);
- dta <<= 1;
- f300_set_line(dev, F300_CLK, 1);
- udelay(30);
- }
-}
-
-static u8 f300_get_byte(struct cx23885_dev *dev)
-{
- u8 i, dta = 0;
-
- for (i = 0; i < 8; i++) {
- f300_set_line(dev, F300_CLK, 0);
- udelay(30);
- dta <<= 1;
- f300_set_line(dev, F300_CLK, 1);
- udelay(30);
- dta |= f300_get_line(dev, F300_DATA);/* msb first */
-
- }
-
- return dta;
-}
-
-static u8 f300_xfer(struct dvb_frontend *fe, u8 *buf)
-{
- struct cx23885_tsport *port = fe->dvb->priv;
- struct cx23885_dev *dev = port->dev;
- u8 i, temp, ret = 0;
-
- temp = buf[0];
- for (i = 0; i < buf[0]; i++)
- temp += buf[i + 1];
- temp = (~temp + 1);/* get check sum */
- buf[1 + buf[0]] = temp;
-
- f300_set_line(dev, F300_RESET, 1);
- f300_set_line(dev, F300_CLK, 1);
- udelay(30);
- f300_set_line(dev, F300_DATA, 1);
- msleep(1);
-
- /* question: */
- f300_set_line(dev, F300_RESET, 0);/* begin to send data */
- msleep(1);
-
- f300_send_byte(dev, 0xe0);/* the slave address is 0xe0, write */
- msleep(1);
-
- temp = buf[0];
- temp += 2;
- for (i = 0; i < temp; i++)
- f300_send_byte(dev, buf[i]);
-
- f300_set_line(dev, F300_RESET, 1);/* sent data over */
- f300_set_line(dev, F300_DATA, 1);
-
- /* answer: */
- temp = 0;
- for (i = 0; ((i < 8) & (temp == 0)); i++) {
- msleep(1);
- if (f300_get_line(dev, F300_BUSY) == 0)
- temp = 1;
- }
-
- if (i > 7) {
- printk(KERN_ERR "%s: timeout, the slave no response\n",
- __func__);
- ret = 1; /* timeout, the slave no response */
- } else { /* the slave not busy, prepare for getting data */
- f300_set_line(dev, F300_RESET, 0);/*ready...*/
- msleep(1);
- f300_send_byte(dev, 0xe1);/* 0xe1 is Read */
- msleep(1);
- temp = f300_get_byte(dev);/*get the data length */
- if (temp > 14)
- temp = 14;
-
- for (i = 0; i < (temp + 1); i++)
- f300_get_byte(dev);/* get data to empty buffer */
-
- f300_set_line(dev, F300_RESET, 1);/* received data over */
- f300_set_line(dev, F300_DATA, 1);
- }
-
- return ret;
-}
-
-int f300_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
-{
- u8 buf[16];
-
- buf[0] = 0x05;
- buf[1] = 0x38;/* write port */
- buf[2] = 0x01;/* A port, lnb power */
-
- switch (voltage) {
- case SEC_VOLTAGE_13:
- buf[3] = 0x01;/* power on */
- buf[4] = 0x02;/* B port, H/V */
- buf[5] = 0x00;/*13V v*/
- break;
- case SEC_VOLTAGE_18:
- buf[3] = 0x01;
- buf[4] = 0x02;
- buf[5] = 0x01;/* 18V h*/
- break;
- case SEC_VOLTAGE_OFF:
- buf[3] = 0x00;/* power off */
- buf[4] = 0x00;
- buf[5] = 0x00;
- break;
- }
-
- return f300_xfer(fe, buf);
-}