mirror of
https://github.com/DigitalDevices/dddvb.git
synced 2023-10-10 13:37:43 +02:00
move io functions to ddbridge-io.[ch]
This commit is contained in:
Ralph Metzler
parent
dcddb3437d
commit
bf0315bcc0
@ -1,7 +1,7 @@
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EXTRA_CFLAGS += -DCONFIG_DVB_CXD2843 -DCONFIG_DVB_LNBP21 -DCONFIG_DVB_STV090x -DCONFIG_DVB_STV6110x -DCONFIG_DVB_DRXK -DCONFIG_DVB_STV0910 -DCONFIG_DVB_STV6111 -DCONFIG_DVB_LNBH25 -DCONFIG_DVB_MXL5XX
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ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o
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octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o
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ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o
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octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o
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obj-$(CONFIG_DVB_DDBRIDGE) += ddbridge.o
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obj-$(CONFIG_DVB_OCTONET) += octonet.o
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@ -2,8 +2,8 @@
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# Makefile for the ddbridge device driver
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#
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ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o
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octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o
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ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o
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octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o
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obj-$(CONFIG_DVB_DDBRIDGE) += ddbridge.o
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obj-$(CONFIG_DVB_OCTONET) += octonet.o
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@ -25,6 +25,9 @@
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*/
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#include "ddbridge.h"
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#include "ddbridge-i2c.h"
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#include "ddbridge-io.h"
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#include "dvb_net.h"
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struct workqueue_struct *ddb_wq;
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@ -84,7 +87,6 @@ static struct ddb *ddbs[DDB_MAX_ADAPTER];
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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#include "ddbridge-i2c.h"
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/****************************************************************************/
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/****************************************************************************/
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@ -24,6 +24,7 @@
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*/
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#include "ddbridge.h"
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#include "ddbridge-io.h"
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static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd)
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{
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183
ddbridge/ddbridge-io.c
Normal file
183
ddbridge/ddbridge-io.c
Normal file
@ -0,0 +1,183 @@
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/*
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* ddbridge-io.c: Digital Devices bridge I/O functions
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*
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* Copyright (C) 2010-2017 Digital Devices GmbH
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* Ralph Metzler <rjkm@metzlerbros.de>
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* Marcus Metzler <mocm@metzlerbros.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 only, as published by the Free Software Foundation.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*/
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#include "ddbridge.h"
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#include "ddbridge-io.h"
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u32 ddblreadl(struct ddb_link *link, u32 adr)
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{
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if (unlikely(link->nr)) {
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unsigned long flags;
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u32 val;
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spin_lock_irqsave(&link->lock, flags);
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gtlw(link);
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ddbwritel0(link, adr & 0xfffc, link->regs + 0x14);
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ddbwritel0(link, 3, link->regs + 0x10);
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gtlw(link);
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val = ddbreadl0(link, link->regs + 0x1c);
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spin_unlock_irqrestore(&link->lock, flags);
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return val;
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}
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return readl((char *) (link->dev->regs + (adr)));
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}
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void ddblwritel(struct ddb_link *link, u32 val, u32 adr)
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{
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if (unlikely(link->nr)) {
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unsigned long flags;
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spin_lock_irqsave(&link->lock, flags);
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gtlw(link);
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ddbwritel0(link, 0xf0000 | (adr & 0xfffc), link->regs + 0x14);
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ddbwritel0(link, val, link->regs + 0x18);
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ddbwritel0(link, 1, link->regs + 0x10);
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spin_unlock_irqrestore(&link->lock, flags);
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return;
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}
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writel(val, (char *) (link->dev->regs + (adr)));
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}
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u32 ddbreadl(struct ddb *dev, u32 adr)
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{
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if (unlikely(adr & 0xf0000000)) {
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unsigned long flags;
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u32 val, l = (adr >> DDB_LINK_SHIFT);
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struct ddb_link *link = &dev->link[l];
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spin_lock_irqsave(&link->lock, flags);
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gtlw(link);
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ddbwritel0(link, adr & 0xfffc, link->regs + 0x14);
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ddbwritel0(link, 3, link->regs + 0x10);
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gtlw(link);
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val = ddbreadl0(link, link->regs + 0x1c);
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spin_unlock_irqrestore(&link->lock, flags);
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return val;
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}
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return readl((char *) (dev->regs + (adr)));
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}
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void ddbwritel(struct ddb *dev, u32 val, u32 adr)
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{
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if (unlikely(adr & 0xf0000000)) {
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unsigned long flags;
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u32 l = (adr >> DDB_LINK_SHIFT);
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struct ddb_link *link = &dev->link[l];
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spin_lock_irqsave(&link->lock, flags);
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gtlw(link);
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ddbwritel0(link, 0xf0000 | (adr & 0xfffc), link->regs + 0x14);
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ddbwritel0(link, val, link->regs + 0x18);
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ddbwritel0(link, 1, link->regs + 0x10);
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spin_unlock_irqrestore(&link->lock, flags);
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return;
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}
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writel(val, (char *) (dev->regs + (adr)));
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}
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void gtlcpyto(struct ddb *dev, u32 adr, const u8 *buf,
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unsigned int count)
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{
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u32 val = 0, p = adr;
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u32 aa = p & 3;
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if (aa) {
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while (p & 3 && count) {
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val >>= 8;
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val |= *buf << 24;
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p++;
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buf++;
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count--;
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}
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ddbwritel(dev, val, adr);
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}
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while (count >= 4) {
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val = buf[0] | (buf[1] << 8) | (buf[2] << 16) | (buf[3] << 24);
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ddbwritel(dev, val, p);
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p += 4;
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buf += 4;
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count -= 4;
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}
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if (count) {
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val = buf[0];
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if (count > 1)
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val |= buf[1] << 8;
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if (count > 2)
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val |= buf[2] << 16;
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ddbwritel(dev, val, p);
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}
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}
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void gtlcpyfrom(struct ddb *dev, u8 *buf, u32 adr, long count)
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{
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u32 val = 0, p = adr;
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u32 a = p & 3;
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if (a) {
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val = ddbreadl(dev, p) >> (8 * a);
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while (p & 3 && count) {
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*buf = val & 0xff;
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val >>= 8;
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p++;
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buf++;
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count--;
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}
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}
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while (count >= 4) {
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val = ddbreadl(dev, p);
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buf[0] = val & 0xff;
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buf[1] = (val >> 8) & 0xff;
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buf[2] = (val >> 16) & 0xff;
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buf[3] = (val >> 24) & 0xff;
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p += 4;
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buf += 4;
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count -= 4;
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}
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if (count) {
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val = ddbreadl(dev, p);
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buf[0] = val & 0xff;
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if (count > 1)
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buf[1] = (val >> 8) & 0xff;
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if (count > 2)
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buf[2] = (val >> 16) & 0xff;
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}
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}
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void ddbcpyto(struct ddb *dev, u32 adr, void *src, long count)
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{
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if (unlikely(adr & 0xf0000000))
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return gtlcpyto(dev, adr, src, count);
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return memcpy_toio((char *) (dev->regs + adr), src, count);
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}
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void ddbcpyfrom(struct ddb *dev, void *dst, u32 adr, long count)
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{
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if (unlikely(adr & 0xf0000000))
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return gtlcpyfrom(dev, dst, adr, count);
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return memcpy_fromio(dst, (char *) (dev->regs + adr), count);
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}
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89
ddbridge/ddbridge-io.h
Normal file
89
ddbridge/ddbridge-io.h
Normal file
@ -0,0 +1,89 @@
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/*
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* ddbridge-io.h: Digital Devices bridge I/O functions
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*
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* Copyright (C) 2010-2017 Digital Devices GmbH
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* Ralph Metzler <rjkm@metzlerbros.de>
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* Marcus Metzler <mocm@metzlerbros.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 only, as published by the Free Software Foundation.
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*
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
|
||||
*
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*
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* 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., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*/
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#ifndef _DDBRIDGE_IO_H_
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#define _DDBRIDGE_IO_H_
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u32 ddblreadl(struct ddb_link *link, u32 adr);
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void ddblwritel(struct ddb_link *link, u32 val, u32 adr);
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u32 ddbreadl(struct ddb *dev, u32 adr);
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void ddbwritel(struct ddb *dev, u32 val, u32 adr);
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void gtlcpyto(struct ddb *dev, u32 adr, const u8 *buf,
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unsigned int count);
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void gtlcpyfrom(struct ddb *dev, u8 *buf, u32 adr, long count);
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void ddbcpyto(struct ddb *dev, u32 adr, void *src, long count);
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void ddbcpyfrom(struct ddb *dev, void *dst, u32 adr, long count);
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static inline void ddbwriteb(struct ddb *dev, u32 val, u32 adr)
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{
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writeb(val, (char *) (dev->regs + (adr)));
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}
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static inline u32 ddbreadb(struct ddb *dev, u32 adr)
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{
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return readb((char *) (dev->regs + (adr)));
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}
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static inline void ddbwritel0(struct ddb_link *link, u32 val, u32 adr)
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{
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writel(val, (char *) (link->dev->regs + (adr)));
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}
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static inline u32 ddbreadl0(struct ddb_link *link, u32 adr)
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{
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return readl((char *) (link->dev->regs + (adr)));
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}
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#if 0
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static inline void gtlw(struct ddb_link *link)
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{
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u32 count = 0;
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static u32 max;
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while (1 & ddbreadl0(link, link->regs + 0x10)) {
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if (++count == 1024) {
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pr_info("LTO\n");
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break;
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}
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}
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if (count > max) {
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max = count;
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pr_info("TO=%u\n", max);
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}
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if (ddbreadl0(link, link->regs + 0x10) & 0x8000)
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pr_err("link error\n");
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}
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#else
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static inline void gtlw(struct ddb_link *link)
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{
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while (1 & ddbreadl0(link, link->regs + 0x10))
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;
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}
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#endif
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#define ddbmemset(_dev, _adr, _val, _count) \
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memset_io((char *) (_dev->regs + (_adr)), (_val), (_count))
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#endif
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@ -24,6 +24,7 @@
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* Or, point your browser to http://www.gnu.org/copyleft/gpl.html
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*/
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#include "ddbridge.h"
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#include "ddbridge-io.h"
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#ifdef CONFIG_PCI_MSI
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static int msi = 1;
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@ -1,5 +1,5 @@
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/*
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* ddbridge.c: Digital Devices PCIe bridge driver
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* ddbridge-modulator.c: Digital Devices modulator cards
|
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*
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* Copyright (C) 2010-2017 Digital Devices GmbH
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* Marcus Metzler <mocm@metzlerbros.de>
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@ -24,7 +24,7 @@
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*/
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#include "ddbridge.h"
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#include "ddbridge-regs.h"
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#include "ddbridge-io.h"
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#include <linux/dvb/mod.h>
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@ -24,6 +24,7 @@
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*/
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#include "ddbridge.h"
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#include "ddbridge-io.h"
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static u16 calc_pcs(struct dvb_ns_params *p)
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{
|
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|
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@ -486,211 +486,6 @@ struct ddb {
|
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|
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};
|
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|
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static inline void ddbwriteb(struct ddb *dev, u32 val, u32 adr)
|
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{
|
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writeb(val, (char *) (dev->regs + (adr)));
|
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}
|
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|
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static inline u32 ddbreadb(struct ddb *dev, u32 adr)
|
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{
|
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return readb((char *) (dev->regs + (adr)));
|
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}
|
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|
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static inline void ddbwritel0(struct ddb_link *link, u32 val, u32 adr)
|
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{
|
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writel(val, (char *) (link->dev->regs + (adr)));
|
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}
|
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|
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static inline u32 ddbreadl0(struct ddb_link *link, u32 adr)
|
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{
|
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return readl((char *) (link->dev->regs + (adr)));
|
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}
|
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|
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#if 0
|
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static inline void gtlw(struct ddb_link *link)
|
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{
|
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u32 count = 0;
|
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static u32 max;
|
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|
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while (1 & ddbreadl0(link, link->regs + 0x10)) {
|
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if (++count == 1024) {
|
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pr_info("LTO\n");
|
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break;
|
||||
}
|
||||
}
|
||||
if (count > max) {
|
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max = count;
|
||||
pr_info("TO=%u\n", max);
|
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}
|
||||
if (ddbreadl0(link, link->regs + 0x10) & 0x8000)
|
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pr_err("link error\n");
|
||||
}
|
||||
#else
|
||||
static inline void gtlw(struct ddb_link *link)
|
||||
{
|
||||
while (1 & ddbreadl0(link, link->regs + 0x10))
|
||||
;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
static u32 ddblreadl(struct ddb_link *link, u32 adr)
|
||||
{
|
||||
if (unlikely(link->nr)) {
|
||||
unsigned long flags;
|
||||
u32 val;
|
||||
|
||||
spin_lock_irqsave(&link->lock, flags);
|
||||
gtlw(link);
|
||||
ddbwritel0(link, adr & 0xfffc, link->regs + 0x14);
|
||||
ddbwritel0(link, 3, link->regs + 0x10);
|
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gtlw(link);
|
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val = ddbreadl0(link, link->regs + 0x1c);
|
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spin_unlock_irqrestore(&link->lock, flags);
|
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return val;
|
||||
}
|
||||
return readl((char *) (link->dev->regs + (adr)));
|
||||
}
|
||||
|
||||
static void ddblwritel(struct ddb_link *link, u32 val, u32 adr)
|
||||
{
|
||||
if (unlikely(link->nr)) {
|
||||
unsigned long flags;
|
||||
|
||||
spin_lock_irqsave(&link->lock, flags);
|
||||
gtlw(link);
|
||||
ddbwritel0(link, 0xf0000 | (adr & 0xfffc), link->regs + 0x14);
|
||||
ddbwritel0(link, val, link->regs + 0x18);
|
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ddbwritel0(link, 1, link->regs + 0x10);
|
||||
spin_unlock_irqrestore(&link->lock, flags);
|
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return;
|
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}
|
||||
writel(val, (char *) (link->dev->regs + (adr)));
|
||||
}
|
||||
|
||||
static u32 ddbreadl(struct ddb *dev, u32 adr)
|
||||
{
|
||||
if (unlikely(adr & 0xf0000000)) {
|
||||
unsigned long flags;
|
||||
u32 val, l = (adr >> DDB_LINK_SHIFT);
|
||||
struct ddb_link *link = &dev->link[l];
|
||||
|
||||
spin_lock_irqsave(&link->lock, flags);
|
||||
gtlw(link);
|
||||
ddbwritel0(link, adr & 0xfffc, link->regs + 0x14);
|
||||
ddbwritel0(link, 3, link->regs + 0x10);
|
||||
gtlw(link);
|
||||
val = ddbreadl0(link, link->regs + 0x1c);
|
||||
spin_unlock_irqrestore(&link->lock, flags);
|
||||
return val;
|
||||
}
|
||||
return readl((char *) (dev->regs + (adr)));
|
||||
}
|
||||
|
||||
static void ddbwritel(struct ddb *dev, u32 val, u32 adr)
|
||||
{
|
||||
if (unlikely(adr & 0xf0000000)) {
|
||||
unsigned long flags;
|
||||
u32 l = (adr >> DDB_LINK_SHIFT);
|
||||
struct ddb_link *link = &dev->link[l];
|
||||
|
||||
spin_lock_irqsave(&link->lock, flags);
|
||||
gtlw(link);
|
||||
ddbwritel0(link, 0xf0000 | (adr & 0xfffc), link->regs + 0x14);
|
||||
ddbwritel0(link, val, link->regs + 0x18);
|
||||
ddbwritel0(link, 1, link->regs + 0x10);
|
||||
spin_unlock_irqrestore(&link->lock, flags);
|
||||
return;
|
||||
}
|
||||
writel(val, (char *) (dev->regs + (adr)));
|
||||
}
|
||||
|
||||
static void gtlcpyto(struct ddb *dev, u32 adr, const u8 *buf,
|
||||
unsigned int count)
|
||||
{
|
||||
u32 val = 0, p = adr;
|
||||
u32 aa = p & 3;
|
||||
|
||||
if (aa) {
|
||||
while (p & 3 && count) {
|
||||
val >>= 8;
|
||||
val |= *buf << 24;
|
||||
p++;
|
||||
buf++;
|
||||
count--;
|
||||
}
|
||||
ddbwritel(dev, val, adr);
|
||||
}
|
||||
while (count >= 4) {
|
||||
val = buf[0] | (buf[1] << 8) | (buf[2] << 16) | (buf[3] << 24);
|
||||
ddbwritel(dev, val, p);
|
||||
p += 4;
|
||||
buf += 4;
|
||||
count -= 4;
|
||||
}
|
||||
if (count) {
|
||||
val = buf[0];
|
||||
if (count > 1)
|
||||
val |= buf[1] << 8;
|
||||
if (count > 2)
|
||||
val |= buf[2] << 16;
|
||||
ddbwritel(dev, val, p);
|
||||
}
|
||||
}
|
||||
|
||||
static void gtlcpyfrom(struct ddb *dev, u8 *buf, u32 adr, long count)
|
||||
{
|
||||
u32 val = 0, p = adr;
|
||||
u32 a = p & 3;
|
||||
|
||||
if (a) {
|
||||
val = ddbreadl(dev, p) >> (8 * a);
|
||||
while (p & 3 && count) {
|
||||
*buf = val & 0xff;
|
||||
val >>= 8;
|
||||
p++;
|
||||
buf++;
|
||||
count--;
|
||||
}
|
||||
}
|
||||
while (count >= 4) {
|
||||
val = ddbreadl(dev, p);
|
||||
buf[0] = val & 0xff;
|
||||
buf[1] = (val >> 8) & 0xff;
|
||||
buf[2] = (val >> 16) & 0xff;
|
||||
buf[3] = (val >> 24) & 0xff;
|
||||
p += 4;
|
||||
buf += 4;
|
||||
count -= 4;
|
||||
}
|
||||
if (count) {
|
||||
val = ddbreadl(dev, p);
|
||||
buf[0] = val & 0xff;
|
||||
if (count > 1)
|
||||
buf[1] = (val >> 8) & 0xff;
|
||||
if (count > 2)
|
||||
buf[2] = (val >> 16) & 0xff;
|
||||
}
|
||||
}
|
||||
|
||||
static void ddbcpyto(struct ddb *dev, u32 adr, void *src, long count)
|
||||
{
|
||||
if (unlikely(adr & 0xf0000000))
|
||||
return gtlcpyto(dev, adr, src, count);
|
||||
return memcpy_toio((char *) (dev->regs + adr), src, count);
|
||||
}
|
||||
|
||||
static void ddbcpyfrom(struct ddb *dev, void *dst, u32 adr, long count)
|
||||
{
|
||||
if (unlikely(adr & 0xf0000000))
|
||||
return gtlcpyfrom(dev, dst, adr, count);
|
||||
return memcpy_fromio(dst, (char *) (dev->regs + adr), count);
|
||||
}
|
||||
|
||||
#define ddbmemset(_dev, _adr, _val, _count) \
|
||||
memset_io((char *) (_dev->regs + (_adr)), (_val), (_count))
|
||||
|
||||
|
||||
/****************************************************************************/
|
||||
/****************************************************************************/
|
||||
/****************************************************************************/
|
||||
|
||||
@ -24,6 +24,7 @@
|
||||
*/
|
||||
|
||||
#include "ddbridge.h"
|
||||
#include "ddbridge-io.h"
|
||||
|
||||
static int __exit octonet_remove(struct platform_device *pdev)
|
||||
{
|
||||
|
||||
Loading…
Reference in New Issue
Block a user