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V4L/DVB (13794): [Mantis/VP-3028] Initial go at Serial interface implementation, add support for VP-3028

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Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Manu Abraham 2009-12-04 05:39:57 -03:00 committed by Mauro Carvalho Chehab
parent ec1b6ff1cc
commit add2063684
14 changed files with 253 additions and 2 deletions
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2
drivers/media/dvb/mantis/Makefile
View File

@ -1,4 +1,5 @@
mantis-objs = mantis_core.o \
mantis_uart.o \
mantis_dma.o \
mantis_pci.o \
mantis_i2c.o \
@ -12,6 +13,7 @@ mantis-objs = mantis_core.o \
mantis_vp1041.o \
mantis_vp2033.o \
mantis_vp2040.o \
mantis_vp3028.o \
mantis_vp3030.o
obj-$(CONFIG_DVB_MANTIS) += mantis.o

10
drivers/media/dvb/mantis/mantis_common.h
View File

@ -26,6 +26,7 @@
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/mutex.h>
#include <linux/workqueue.h>
#include "dvbdev.h"
#include "dvb_demux.h"
@ -34,6 +35,7 @@
#include "dvb_net.h"
#include <linux/i2c.h>
#include "mantis_reg.h"
#include "mantis_uart.h"
#include "mantis_link.h"
@ -74,6 +76,10 @@ struct mantis_hwconfig {
char *model_name;
char *dev_type;
u32 ts_size;
enum mantis_baud baud_rate;
enum mantis_parity parity;
u32 bytes;
};
struct mantis_pci {
@ -142,6 +148,10 @@ struct mantis_pci {
u32 gpif_status;
struct mantis_ca *mantis_ca;
wait_queue_head_t uart_wq;
struct work_struct uart_work;
spinlock_t uart_lock;
};
#define MANTIS_HIF_STATUS (mantis->gpio_status)

8
drivers/media/dvb/mantis/mantis_core.c
View File

@ -165,6 +165,10 @@ int mantis_core_init(struct mantis_pci *mantis)
dprintk(verbose, MANTIS_DEBUG, 1, "Mantis DVB init failed");
return err;
}
if ((err = mantis_uart_init(mantis)) < 0) {
dprintk(verbose, MANTIS_DEBUG, 1, "Mantis UART init failed");
return err;
}
return 0;
}
@ -173,6 +177,10 @@ int mantis_core_exit(struct mantis_pci *mantis)
{
mantis_dma_stop(mantis);
dprintk(verbose, MANTIS_ERROR, 1, "DMA engine stopping");
mantis_uart_exit(mantis);
dprintk(verbose, MANTIS_ERROR, 1, "UART exit failed");
if (mantis_dma_exit(mantis) < 0)
dprintk(verbose, MANTIS_ERROR, 1, "DMA exit failed");
if (mantis_dvb_exit(mantis) < 0)

2
drivers/media/dvb/mantis/mantis_pci.c
View File

@ -27,6 +27,7 @@
#include <linux/device.h>
#include "mantis_common.h"
#include "mantis_core.h"
#include "mantis_uart.h"
#include <asm/irq.h>
#include <linux/signal.h>
@ -94,6 +95,7 @@ static irqreturn_t mantis_pci_irq(int irq, void *dev_id)
}
if (stat & MANTIS_INT_IRQ1) {
dprintk(verbose, MANTIS_DEBUG, 0, "* INT IRQ-1 *");
schedule_work(&mantis->uart_work);
}
if (stat & MANTIS_INT_OCERR) {
dprintk(verbose, MANTIS_DEBUG, 0, "* INT OCERR *");

139
drivers/media/dvb/mantis/mantis_uart.c Normal file
View File

@ -0,0 +1,139 @@
#include <linux/spinlock.h>
#include "mantis_common.h"
struct mantis_uart_params {
enum mantis_baud baud_rate;
enum mantis_parity parity;
};
#define UART_MAX_BUF 16
int mantis_uart_read(struct mantis_pci *mantis, u8 *data)
{
struct mantis_hwconfig *config = mantis->hwconfig;
u32 stat, i;
unsigned long flags;
/* get data */
for (i = 0; i < (config->bytes + 1); i++) {
if (stat & MANTIS_UART_RXFIFO_FULL) {
dprintk(verbose, MANTIS_ERROR, 1, "RX Fifo FULL");
}
data[i] = mmread(MANTIS_UART_RXD) & 0x3f;
stat = mmread(MANTIS_UART_STAT);
dprintk(verbose, MANTIS_DEBUG, 1, "Reading ... <%02x>", data[i] & 0x3f);
if (data[i] & (1 << 7)) {
dprintk(verbose, MANTIS_ERROR, 1, "UART framing error");
return -EINVAL;
}
if (data[i] & (1 << 6)) {
dprintk(verbose, MANTIS_ERROR, 1, "UART parity error");
return -EINVAL;
}
}
return 0;
}
static void mantis_uart_work(struct work_struct *work)
{
struct mantis_pci *mantis = container_of(work, struct mantis_pci, uart_work);
struct mantis_hwconfig *config = mantis->hwconfig;
u8 buf[16];
int i;
dprintk(verbose, MANTIS_DEBUG, 1, "UART read");
mantis_uart_read(mantis, buf);
dprintk(verbose, MANTIS_DEBUG, 1, "UART: ");
for (i = 0; i < (config->bytes + 1); i++)
dprintk(verbose, MANTIS_DEBUG, 0, "<%02x> ", buf[i]);
dprintk(verbose, MANTIS_DEBUG, 0, "\n");
}
static int mantis_uart_setup(struct mantis_pci *mantis,
struct mantis_uart_params *params)
{
char* rates[] = { "B_9600", "B_19200", "B_38400", "B_57600", "B_115200" };
char* parity[] = { "NONE", "ODD", "EVEN" };
u32 reg;
dprintk(verbose, MANTIS_DEBUG, 1, "Set Parity <%s> Baud Rate <%s>",
parity[params->parity],
rates[params->baud_rate]);
mmwrite((mmread(MANTIS_UART_CTL) | (params->parity & 0x3)), MANTIS_UART_CTL);
reg = mmread(MANTIS_UART_BAUD);
switch (params->baud_rate) {
case MANTIS_BAUD_9600:
reg |= 0xd8;
break;
case MANTIS_BAUD_19200:
reg |= 0x6c;
break;
case MANTIS_BAUD_38400:
reg |= 0x36;
break;
case MANTIS_BAUD_57600:
reg |= 0x23;
break;
case MANTIS_BAUD_115200:
reg |= 0x11;
break;
default:
return -EINVAL;
}
mmwrite(reg, MANTIS_UART_BAUD);
return 0;
}
int mantis_uart_init(struct mantis_pci *mantis)
{
struct mantis_hwconfig *config = mantis->hwconfig;
struct mantis_uart_params params;
dprintk(verbose, MANTIS_DEBUG, 1, "Initializing UART ..");
/* default parity: */
params.baud_rate = config->baud_rate;
params.parity = config->parity;
init_waitqueue_head(&mantis->uart_wq);
spin_lock_init(&mantis->uart_lock);
INIT_WORK(&mantis->uart_work, mantis_uart_work);
/* disable interrupt */
mmwrite(mmread(MANTIS_UART_CTL) & 0xffef, MANTIS_UART_CTL);
mantis_uart_setup(mantis, &params);
/* default 1 byte */
mmwrite((mmread(MANTIS_UART_BAUD) | (config->bytes << 8)), MANTIS_UART_BAUD);
/* flush buffer */
mmwrite((mmread(MANTIS_UART_CTL) | MANTIS_UART_RXFLUSH), MANTIS_UART_CTL);
/* enable interrupt */
mmwrite(mmread(MANTIS_INT_MASK) | 0x800, MANTIS_INT_MASK);
mmwrite(mmread(MANTIS_UART_CTL) | MANTIS_UART_RXINT, MANTIS_UART_CTL);
schedule_work(&mantis->uart_work);
return 0;
}
void mantis_uart_exit(struct mantis_pci *mantis)
{
/* disable interrupt */
mmwrite(mmread(MANTIS_UART_CTL) & 0xffef, MANTIS_UART_CTL);
}

25
drivers/media/dvb/mantis/mantis_uart.h
View File

@ -21,6 +21,21 @@
#ifndef __MANTIS_UART_H
#define __MANTIS_UART_H
#define MANTIS_UART_CTL 0xe0
#define MANTIS_UART_RXINT (1 << 4)
#define MANTIS_UART_RXFLUSH (1 << 2)
#define MANTIS_UART_RXD 0xe8
#define MANTIS_UART_BAUD 0xec
#define MANTIS_UART_STAT 0xf0
#define MANTIS_UART_RXFIFO_DATA (1 << 7)
#define MANTIS_UART_RXFIFO_EMPTY (1 << 6)
#define MANTIS_UART_RXFIFO_FULL (1 << 3)
#define MANTIS_UART_FRAME_ERR (1 << 2)
#define MANTIS_UART_PARITY_ERR (1 << 1)
#define MANTIS_UART_RXTHRESH_INT (1 << 0)
enum mantis_baud {
MANTIS_BAUD_9600 = 0,
MANTIS_BAUD_19200,
@ -30,9 +45,15 @@ enum mantis_baud {
};
enum mantis_parity {
MANTIS_PARITY_NONE = 0,
MANTIS_PARITY_UNDEFINED = 0,
MANTIS_PARITY_EVEN,
MANTIS_PARITY_ODD
MANTIS_PARITY_ODD,
MANTIS_PARITY_NONE
};
struct mantis_pci;
extern int mantis_uart_init(struct mantis_pci *mantis);
extern void mantis_uart_exit(struct mantis_pci *mantis);
#endif // __MANTIS_UART_H

3
drivers/media/dvb/mantis/mantis_vp1033.c
View File

@ -88,6 +88,9 @@ struct mantis_hwconfig vp1033_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_204,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
};
int lgtdqcs001f_tuner_set(struct dvb_frontend *fe,

3
drivers/media/dvb/mantis/mantis_vp1034.c
View File

@ -33,6 +33,9 @@ struct mantis_hwconfig vp1034_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_204,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
};
int vp1034_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)

3
drivers/media/dvb/mantis/mantis_vp1041.c
View File

@ -31,6 +31,9 @@ struct mantis_hwconfig vp1041_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_188,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
};
static const struct stb0899_s1_reg vp1041_stb0899_s1_init_1[] = {

3
drivers/media/dvb/mantis/mantis_vp2033.c
View File

@ -28,6 +28,9 @@ struct mantis_hwconfig vp2033_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_204,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
};
struct tda1002x_config philips_cu1216_config = {

3
drivers/media/dvb/mantis/mantis_vp2040.c
View File

@ -28,6 +28,9 @@ struct mantis_hwconfig vp2040_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_204,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
};
struct tda10023_config tda10023_cu1216_config = {

38
drivers/media/dvb/mantis/mantis_vp3028.c Normal file
View File

@ -0,0 +1,38 @@
/*
Mantis VP-3028 driver
Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com)
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 "mantis_common.h"
#include "mantis_vp3028.h"
struct zl10353_config mantis_vp3028_config = {
.demod_address = 0x0f,
};
#define MANTIS_MODEL_NAME "VP-3028"
#define MANTIS_DEV_TYPE "DVB-T"
struct mantis_hwconfig vp3028_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_188,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
};

13
drivers/media/dvb/mantis/mantis_vp3028.h Normal file
View File

@ -0,0 +1,13 @@
#ifndef __MANTIS_VP3028_H
#define __MANTIS_VP3028_H
#include "dvb_frontend.h"
#include "mantis_common.h"
#include "zl10353.h"
#define MANTIS_VP_3028_DVB_T 0x0028
extern struct zl10353_config mantis_vp3028_config;
extern struct mantis_hwconfig vp3028_mantis_config;
#endif /* __MANTIS_VP3028_H */

3
drivers/media/dvb/mantis/mantis_vp3030.c
View File

@ -32,6 +32,9 @@ struct mantis_hwconfig vp3030_mantis_config = {
.model_name = MANTIS_MODEL_NAME,
.dev_type = MANTIS_DEV_TYPE,
.ts_size = MANTIS_TS_188,
.baud_rate = MANTIS_BAUD_9600,
.parity = MANTIS_PARITY_NONE,
.bytes = 0,
};
int panasonic_en57h12d5_set_params(struct dvb_frontend *fe,