[media] cxd2099: Update to latest version
Import latest driver from ddbridge-0.6.1.tar.bz2. Signed-off-by: Ralph Metzler <rmetzler@digitaldevices.de> Signed-off-by: Oliver Endriss <o.endriss@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Ralph Metzler
Mauro Carvalho Chehab
parent
a26c1b3e8b
commit
6eb94193fa
2 changed files with 178 additions and 88 deletions
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@ -1,7 +1,7 @@
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/*
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* cxd2099.c: Driver for the CXD2099AR Common Interface Controller
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*
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* Copyright (C) 2010 DigitalDevices UG
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* Copyright (C) 2010-2011 Digital Devices GmbH
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*
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*
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* This program is free software; you can redistribute it and/or
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@ -42,13 +42,13 @@ struct cxd {
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struct dvb_ca_en50221 en;
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struct i2c_adapter *i2c;
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u8 adr;
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struct cxd2099_cfg cfg;
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u8 regs[0x23];
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u8 lastaddress;
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u8 clk_reg_f;
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u8 clk_reg_b;
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int mode;
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u32 bitrate;
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int ready;
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int dr;
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int slot_stat;
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@ -64,7 +64,7 @@ static int i2c_write_reg(struct i2c_adapter *adapter, u8 adr,
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u8 reg, u8 data)
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{
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u8 m[2] = {reg, data};
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struct i2c_msg msg = {.addr = adr, .flags = 0, .buf = m, .len = 2};
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struct i2c_msg msg = {.addr=adr, .flags=0, .buf=m, .len=2};
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if (i2c_transfer(adapter, &msg, 1) != 1) {
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printk(KERN_ERR "Failed to write to I2C register %02x@%02x!\n",
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@ -77,7 +77,7 @@ static int i2c_write_reg(struct i2c_adapter *adapter, u8 adr,
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static int i2c_write(struct i2c_adapter *adapter, u8 adr,
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u8 *data, u8 len)
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{
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struct i2c_msg msg = {.addr = adr, .flags = 0, .buf = data, .len = len};
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struct i2c_msg msg = {.addr=adr, .flags=0, .buf=data, .len=len};
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if (i2c_transfer(adapter, &msg, 1) != 1) {
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printk(KERN_ERR "Failed to write to I2C!\n");
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@ -90,9 +90,9 @@ static int i2c_read_reg(struct i2c_adapter *adapter, u8 adr,
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u8 reg, u8 *val)
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{
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struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
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.buf = ®, .len = 1 },
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.buf = ®, .len = 1},
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{.addr = adr, .flags = I2C_M_RD,
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.buf = val, .len = 1 } };
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.buf = val, .len = 1}};
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if (i2c_transfer(adapter, msgs, 2) != 2) {
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printk(KERN_ERR "error in i2c_read_reg\n");
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@ -105,9 +105,9 @@ static int i2c_read(struct i2c_adapter *adapter, u8 adr,
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u8 reg, u8 *data, u8 n)
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{
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struct i2c_msg msgs[2] = {{.addr = adr, .flags = 0,
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.buf = ®, .len = 1 },
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{.addr = adr, .flags = I2C_M_RD,
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.buf = data, .len = n } };
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.buf = ®, .len = 1},
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{.addr = adr, .flags = I2C_M_RD,
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.buf = data, .len = n}};
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if (i2c_transfer(adapter, msgs, 2) != 2) {
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printk(KERN_ERR "error in i2c_read\n");
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@ -120,10 +120,10 @@ static int read_block(struct cxd *ci, u8 adr, u8 *data, u8 n)
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{
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int status;
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status = i2c_write_reg(ci->i2c, ci->adr, 0, adr);
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status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, adr);
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if (!status) {
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ci->lastaddress = adr;
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status = i2c_read(ci->i2c, ci->adr, 1, data, n);
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status = i2c_read(ci->i2c, ci->cfg.adr, 1, data, n);
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}
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return status;
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}
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@ -137,24 +137,24 @@ static int read_reg(struct cxd *ci, u8 reg, u8 *val)
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static int read_pccard(struct cxd *ci, u16 address, u8 *data, u8 n)
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{
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int status;
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u8 addr[3] = { 2, address&0xff, address>>8 };
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u8 addr[3] = {2, address & 0xff, address >> 8};
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status = i2c_write(ci->i2c, ci->adr, addr, 3);
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status=i2c_write(ci->i2c, ci->cfg.adr, addr, 3);
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if (!status)
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status = i2c_read(ci->i2c, ci->adr, 3, data, n);
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status = i2c_read(ci->i2c, ci->cfg.adr, 3, data, n);
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return status;
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}
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static int write_pccard(struct cxd *ci, u16 address, u8 *data, u8 n)
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{
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int status;
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u8 addr[3] = { 2, address&0xff, address>>8 };
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u8 addr[3] = {2, address & 0xff, address >> 8};
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status = i2c_write(ci->i2c, ci->adr, addr, 3);
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status=i2c_write(ci->i2c, ci->cfg.adr, addr, 3);
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if (!status) {
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u8 buf[256] = {3};
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memcpy(buf+1, data, n);
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status = i2c_write(ci->i2c, ci->adr, buf, n+1);
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status = i2c_write(ci->i2c, ci->cfg.adr, buf, n+1);
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}
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return status;
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}
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@ -162,39 +162,64 @@ static int write_pccard(struct cxd *ci, u16 address, u8 *data, u8 n)
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static int read_io(struct cxd *ci, u16 address, u8 *val)
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{
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int status;
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u8 addr[3] = { 2, address&0xff, address>>8 };
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u8 addr[3] = {2, address & 0xff, address >> 8};
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status = i2c_write(ci->i2c, ci->adr, addr, 3);
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status = i2c_write(ci->i2c, ci->cfg.adr, addr, 3);
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if (!status)
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status = i2c_read(ci->i2c, ci->adr, 3, val, 1);
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status = i2c_read(ci->i2c, ci->cfg.adr, 3, val, 1);
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return status;
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}
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static int write_io(struct cxd *ci, u16 address, u8 val)
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{
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int status;
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u8 addr[3] = { 2, address&0xff, address>>8 };
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u8 buf[2] = { 3, val };
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u8 addr[3] = {2, address & 0xff, address >> 8};
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u8 buf[2] = {3, val};
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status = i2c_write(ci->i2c, ci->adr, addr, 3);
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status = i2c_write(ci->i2c, ci->cfg.adr, addr, 3);
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if (!status)
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status = i2c_write(ci->i2c, ci->adr, buf, 2);
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status = i2c_write(ci->i2c, ci->cfg.adr, buf, 2);
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return status;
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}
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#if 0
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static int read_io_data(struct cxd *ci, u8 *data, u8 n)
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{
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int status;
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u8 addr[3] = { 2, 0, 0 };
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status = i2c_write(ci->i2c, ci->cfg.adr, addr, 3);
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if (!status)
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status = i2c_read(ci->i2c, ci->cfg.adr, 3, data, n);
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return 0;
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}
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static int write_io_data(struct cxd *ci, u8 *data, u8 n)
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{
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int status;
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u8 addr[3] = {2, 0, 0};
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status = i2c_write(ci->i2c, ci->cfg.adr, addr, 3);
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if (!status) {
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u8 buf[256] = {3};
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memcpy(buf+1, data, n);
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status = i2c_write(ci->i2c, ci->cfg.adr, buf, n + 1);
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}
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return 0;
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}
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#endif
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static int write_regm(struct cxd *ci, u8 reg, u8 val, u8 mask)
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{
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int status;
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status = i2c_write_reg(ci->i2c, ci->adr, 0, reg);
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if (!status && reg >= 6 && reg <= 8 && mask != 0xff)
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status = i2c_read_reg(ci->i2c, ci->adr, 1, &ci->regs[reg]);
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ci->regs[reg] = (ci->regs[reg]&(~mask))|val;
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status=i2c_write_reg(ci->i2c, ci->cfg.adr, 0, reg);
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if (!status && reg >= 6 && reg <=8 && mask != 0xff)
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status = i2c_read_reg(ci->i2c, ci->cfg.adr, 1, &ci->regs[reg]);
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ci->regs[reg] = (ci->regs[reg] & (~mask)) | val;
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if (!status) {
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ci->lastaddress = reg;
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status = i2c_write_reg(ci->i2c, ci->adr, 1, ci->regs[reg]);
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status = i2c_write_reg(ci->i2c, ci->cfg.adr, 1, ci->regs[reg]);
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}
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if (reg == 0x20)
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ci->regs[reg] &= 0x7f;
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@ -212,11 +237,11 @@ static int write_block(struct cxd *ci, u8 adr, u8 *data, int n)
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int status;
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u8 buf[256] = {1};
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status = i2c_write_reg(ci->i2c, ci->adr, 0, adr);
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status = i2c_write_reg(ci->i2c, ci->cfg.adr, 0, adr);
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if (!status) {
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ci->lastaddress = adr;
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memcpy(buf+1, data, n);
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status = i2c_write(ci->i2c, ci->adr, buf, n+1);
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memcpy(buf + 1, data, n);
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status = i2c_write(ci->i2c, ci->cfg.adr, buf, n + 1);
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}
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return status;
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}
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@ -250,12 +275,16 @@ static void cam_mode(struct cxd *ci, int mode)
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write_regm(ci, 0x20, 0x80, 0x80);
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break;
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case 0x01:
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#ifdef BUFFER_MODE
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if (!ci->en.read_data)
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return;
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printk(KERN_INFO "enable cam buffer mode\n");
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/* write_reg(ci, 0x0d, 0x00); */
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/* write_reg(ci, 0x0e, 0x01); */
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write_regm(ci, 0x08, 0x40, 0x40);
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/* read_reg(ci, 0x12, &dummy); */
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write_regm(ci, 0x08, 0x80, 0x80);
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#endif
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break;
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default:
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break;
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@ -265,14 +294,14 @@ static void cam_mode(struct cxd *ci, int mode)
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#define CHK_ERROR(s) if ((status = s)) break
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#define CHK_ERROR(s) if( (status = s) ) break
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static int init(struct cxd *ci)
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{
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int status;
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mutex_lock(&ci->lock);
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ci->mode = -1;
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ci->mode=-1;
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do {
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CHK_ERROR(write_reg(ci, 0x00, 0x00));
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CHK_ERROR(write_reg(ci, 0x01, 0x00));
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@ -284,53 +313,84 @@ static int init(struct cxd *ci)
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CHK_ERROR(write_reg(ci, 0x08, 0x28));
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CHK_ERROR(write_reg(ci, 0x14, 0x20));
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CHK_ERROR(write_reg(ci, 0x09, 0x4D)); /* Input Mode C, BYPass Serial, TIVAL = low, MSB */
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/* CHK_ERROR(write_reg(ci, 0x09, 0x4D));*/ /* Input Mode C, BYPass Serial, TIVAL = low, MSB */
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CHK_ERROR(write_reg(ci, 0x0A, 0xA7)); /* TOSTRT = 8, Mode B (gated clock), falling Edge, Serial, POL=HIGH, MSB */
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/* Sync detector */
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CHK_ERROR(write_reg(ci, 0x0B, 0x33));
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CHK_ERROR(write_reg(ci, 0x0C, 0x33));
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CHK_ERROR(write_regm(ci, 0x14, 0x00, 0x0F));
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CHK_ERROR(write_reg(ci, 0x15, ci->clk_reg_b));
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CHK_ERROR(write_regm(ci, 0x16, 0x00, 0x0F));
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CHK_ERROR(write_reg(ci, 0x17, ci->clk_reg_f));
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CHK_ERROR(write_reg(ci, 0x17,ci->clk_reg_f));
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CHK_ERROR(write_reg(ci, 0x20, 0x28)); /* Integer Divider, Falling Edge, Internal Sync, */
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CHK_ERROR(write_reg(ci, 0x21, 0x00)); /* MCLKI = TICLK/8 */
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CHK_ERROR(write_reg(ci, 0x22, 0x07)); /* MCLKI = TICLK/8 */
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if (ci->cfg.clock_mode) {
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if (ci->cfg.polarity) {
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CHK_ERROR(write_reg(ci, 0x09, 0x6f));
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} else {
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CHK_ERROR(write_reg(ci, 0x09, 0x6d));
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}
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CHK_ERROR(write_reg(ci, 0x20, 0x68));
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CHK_ERROR(write_reg(ci, 0x21, 0x00));
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CHK_ERROR(write_reg(ci, 0x22, 0x02));
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} else {
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if (ci->cfg.polarity) {
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CHK_ERROR(write_reg(ci, 0x09, 0x4f));
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} else {
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CHK_ERROR(write_reg(ci, 0x09, 0x4d));
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}
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CHK_ERROR(write_reg(ci, 0x20, 0x28));
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CHK_ERROR(write_reg(ci, 0x21, 0x00));
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CHK_ERROR(write_reg(ci, 0x22, 0x07));
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}
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CHK_ERROR(write_regm(ci, 0x20, 0x80, 0x80)); /* Reset CAM state machine */
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CHK_ERROR(write_regm(ci, 0x20, 0x80, 0x80));
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CHK_ERROR(write_regm(ci, 0x03, 0x02, 0x02));
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CHK_ERROR(write_reg(ci, 0x01, 0x04));
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CHK_ERROR(write_reg(ci, 0x00, 0x31));
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CHK_ERROR(write_regm(ci, 0x03, 0x02, 02)); /* Enable IREQA Interrupt */
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CHK_ERROR(write_reg(ci, 0x01, 0x04)); /* Enable CD Interrupt */
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CHK_ERROR(write_reg(ci, 0x00, 0x31)); /* Enable TS1,Hot Swap,Slot A */
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CHK_ERROR(write_regm(ci, 0x09, 0x08, 0x08)); /* Put TS in bypass */
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ci->cammode = -1;
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#ifdef BUFFER_MODE
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/* Put TS in bypass */
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CHK_ERROR(write_regm(ci, 0x09, 0x08, 0x08));
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ci->cammode=-1;
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cam_mode(ci, 0);
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#endif
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} while (0);
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} while(0);
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mutex_unlock(&ci->lock);
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return 0;
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}
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static int read_attribute_mem(struct dvb_ca_en50221 *ca,
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int slot, int address)
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{
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struct cxd *ci = ca->data;
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#if 0
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if (ci->amem_read) {
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if (address <=0 || address>1024)
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return -EIO;
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return ci->amem[address];
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}
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mutex_lock(&ci->lock);
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write_regm(ci, 0x06, 0x00, 0x05);
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read_pccard(ci, 0, &ci->amem[0], 128);
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read_pccard(ci, 128, &ci->amem[0], 128);
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read_pccard(ci, 256, &ci->amem[0], 128);
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read_pccard(ci, 384, &ci->amem[0], 128);
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write_regm(ci, 0x06, 0x05, 0x05);
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mutex_unlock(&ci->lock);
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return ci->amem[address];
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#else
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u8 val;
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mutex_lock(&ci->lock);
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set_mode(ci, 1);
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read_pccard(ci, address, &val, 1);
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mutex_unlock(&ci->lock);
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//printk("%02x:%02x\n", address,val);
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return val;
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#endif
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}
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static int write_attribute_mem(struct dvb_ca_en50221 *ca, int slot,
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int address, u8 value)
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{
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@ -373,20 +433,41 @@ static int slot_reset(struct dvb_ca_en50221 *ca, int slot)
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struct cxd *ci = ca->data;
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mutex_lock(&ci->lock);
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#if 0
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write_reg(ci, 0x00, 0x21);
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write_reg(ci, 0x06, 0x1F);
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write_reg(ci, 0x00, 0x31);
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#else
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#if 0
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write_reg(ci, 0x06, 0x1F);
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write_reg(ci, 0x06, 0x2F);
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#else
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cam_mode(ci, 0);
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write_reg(ci, 0x00, 0x21);
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write_reg(ci, 0x06, 0x1F);
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write_reg(ci, 0x00, 0x31);
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write_regm(ci, 0x20, 0x80, 0x80);
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write_reg(ci, 0x03, 0x02);
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ci->ready = 0;
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ci->mode = -1;
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ci->ready=0;
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#endif
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#endif
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ci->mode=-1;
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{
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int i;
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for (i = 0; i < 100; i++) {
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#if 0
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u8 val;
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#endif
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for (i=0; i<100;i++) {
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msleep(10);
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#if 0
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read_reg(ci, 0x06,&val);
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printk(KERN_INFO "%d:%02x\n", i, val);
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if (!(val&0x10))
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break;
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#else
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if (ci->ready)
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break;
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#endif
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}
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}
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mutex_unlock(&ci->lock);
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@ -400,12 +481,12 @@ static int slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
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printk(KERN_INFO "slot_shutdown\n");
|
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mutex_lock(&ci->lock);
|
||||
/* write_regm(ci, 0x09, 0x08, 0x08); */
|
||||
write_regm(ci, 0x20, 0x80, 0x80);
|
||||
write_regm(ci, 0x06, 0x07, 0x07);
|
||||
write_regm(ci, 0x09, 0x08, 0x08);
|
||||
write_regm(ci, 0x20, 0x80, 0x80); /* Reset CAM Mode */
|
||||
write_regm(ci, 0x06, 0x07, 0x07); /* Clear IO Mode */
|
||||
ci->mode = -1;
|
||||
mutex_unlock(&ci->lock);
|
||||
return 0; /* shutdown(ci); */
|
||||
return 0;
|
||||
}
|
||||
|
||||
static int slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
|
||||
|
|
@ -433,7 +514,7 @@ static int campoll(struct cxd *ci)
|
|||
write_reg(ci, 0x05, istat);
|
||||
|
||||
if (istat&0x40) {
|
||||
ci->dr = 1;
|
||||
ci->dr=1;
|
||||
printk(KERN_INFO "DR\n");
|
||||
}
|
||||
if (istat&0x20)
|
||||
|
|
@ -445,22 +526,21 @@ static int campoll(struct cxd *ci)
|
|||
read_reg(ci, 0x01, &slotstat);
|
||||
if (!(2&slotstat)) {
|
||||
if (!ci->slot_stat) {
|
||||
ci->slot_stat |= DVB_CA_EN50221_POLL_CAM_PRESENT;
|
||||
ci->slot_stat|=DVB_CA_EN50221_POLL_CAM_PRESENT;
|
||||
write_regm(ci, 0x03, 0x08, 0x08);
|
||||
}
|
||||
|
||||
} else {
|
||||
if (ci->slot_stat) {
|
||||
ci->slot_stat = 0;
|
||||
ci->slot_stat=0;
|
||||
write_regm(ci, 0x03, 0x00, 0x08);
|
||||
printk(KERN_INFO "NO CAM\n");
|
||||
ci->ready = 0;
|
||||
ci->ready=0;
|
||||
}
|
||||
}
|
||||
if (istat&8 && ci->slot_stat == DVB_CA_EN50221_POLL_CAM_PRESENT) {
|
||||
ci->ready = 1;
|
||||
ci->slot_stat |= DVB_CA_EN50221_POLL_CAM_READY;
|
||||
printk(KERN_INFO "READY\n");
|
||||
if (istat&8 && ci->slot_stat==DVB_CA_EN50221_POLL_CAM_PRESENT) {
|
||||
ci->ready=1;
|
||||
ci->slot_stat|=DVB_CA_EN50221_POLL_CAM_READY;
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
|
|
@ -481,7 +561,7 @@ static int poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
|
|||
}
|
||||
|
||||
#ifdef BUFFER_MODE
|
||||
static int read_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount)
|
||||
static int read_data(struct dvb_ca_en50221* ca, int slot, u8 *ebuf, int ecount)
|
||||
{
|
||||
struct cxd *ci = ca->data;
|
||||
u8 msb, lsb;
|
||||
|
|
@ -498,20 +578,20 @@ static int read_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount)
|
|||
mutex_lock(&ci->lock);
|
||||
read_reg(ci, 0x0f, &msb);
|
||||
read_reg(ci, 0x10, &lsb);
|
||||
len = (msb<<8)|lsb;
|
||||
len=(msb<<8)|lsb;
|
||||
read_block(ci, 0x12, ebuf, len);
|
||||
ci->dr = 0;
|
||||
ci->dr=0;
|
||||
mutex_unlock(&ci->lock);
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
static int write_data(struct dvb_ca_en50221 *ca, int slot, u8 *ebuf, int ecount)
|
||||
static int write_data(struct dvb_ca_en50221* ca, int slot, u8 * ebuf, int ecount)
|
||||
{
|
||||
struct cxd *ci = ca->data;
|
||||
|
||||
mutex_lock(&ci->lock);
|
||||
printk(KERN_INFO "write_data %d\n", ecount);
|
||||
printk("write_data %d\n", ecount);
|
||||
write_reg(ci, 0x0d, ecount>>8);
|
||||
write_reg(ci, 0x0e, ecount&0xff);
|
||||
write_block(ci, 0x11, ebuf, ecount);
|
||||
|
|
@ -536,15 +616,15 @@ static struct dvb_ca_en50221 en_templ = {
|
|||
|
||||
};
|
||||
|
||||
struct dvb_ca_en50221 *cxd2099_attach(u8 adr, void *priv,
|
||||
struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg,
|
||||
void *priv,
|
||||
struct i2c_adapter *i2c)
|
||||
{
|
||||
struct cxd *ci = 0;
|
||||
u32 bitrate = 62000000;
|
||||
u8 val;
|
||||
|
||||
if (i2c_read_reg(i2c, adr, 0, &val) < 0) {
|
||||
printk(KERN_ERR "No CXD2099 detected at %02x\n", adr);
|
||||
if (i2c_read_reg(i2c, cfg->adr, 0, &val)<0) {
|
||||
printk("No CXD2099 detected at %02x\n", cfg->adr);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -554,21 +634,21 @@ struct dvb_ca_en50221 *cxd2099_attach(u8 adr, void *priv,
|
|||
memset(ci, 0, sizeof(*ci));
|
||||
|
||||
mutex_init(&ci->lock);
|
||||
memcpy(&ci->cfg, cfg, sizeof(struct cxd2099_cfg));
|
||||
ci->i2c = i2c;
|
||||
ci->adr = adr;
|
||||
ci->lastaddress = 0xff;
|
||||
ci->clk_reg_b = 0x4a;
|
||||
ci->clk_reg_f = 0x1b;
|
||||
ci->bitrate = bitrate;
|
||||
ci->lastaddress=0xff;
|
||||
ci->clk_reg_b=0x4a;
|
||||
ci->clk_reg_f=0x1b;
|
||||
|
||||
memcpy(&ci->en, &en_templ, sizeof(en_templ));
|
||||
ci->en.data = ci;
|
||||
ci->en.data=ci;
|
||||
init(ci);
|
||||
printk(KERN_INFO "Attached CXD2099AR at %02x\n", ci->adr);
|
||||
printk(KERN_INFO "Attached CXD2099AR at %02x\n", ci->cfg.adr);
|
||||
return &ci->en;
|
||||
}
|
||||
|
||||
EXPORT_SYMBOL(cxd2099_attach);
|
||||
|
||||
MODULE_DESCRIPTION("cxd2099");
|
||||
MODULE_AUTHOR("Ralph Metzler <rjkm@metzlerbros.de>");
|
||||
MODULE_AUTHOR("Ralph Metzler");
|
||||
MODULE_LICENSE("GPL");
|
||||
|
|
|
|||
|
|
@ -1,7 +1,7 @@
|
|||
/*
|
||||
* cxd2099.h: Driver for the CXD2099AR Common Interface Controller
|
||||
*
|
||||
* Copyright (C) 2010 DigitalDevices UG
|
||||
* Copyright (C) 2010-2011 Digital Devices GmbH
|
||||
*
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or
|
||||
|
|
@ -27,11 +27,21 @@
|
|||
|
||||
#include <dvb_ca_en50221.h>
|
||||
|
||||
struct cxd2099_cfg {
|
||||
u32 bitrate;
|
||||
u8 adr;
|
||||
u8 polarity : 1;
|
||||
u8 clock_mode : 1;
|
||||
};
|
||||
|
||||
#if defined(CONFIG_DVB_CXD2099) || \
|
||||
(defined(CONFIG_DVB_CXD2099_MODULE) && defined(MODULE))
|
||||
struct dvb_ca_en50221 *cxd2099_attach(u8 adr, void *priv, struct i2c_adapter *i2c);
|
||||
struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg,
|
||||
void *priv, struct i2c_adapter *i2c);
|
||||
#else
|
||||
static inline struct dvb_ca_en50221 *cxd2099_attach(u8 adr, void *priv, struct i2c_adapter *i2c)
|
||||
|
||||
static inline struct dvb_ca_en50221 *cxd2099_attach(struct cxd2099_cfg *cfg,
|
||||
void *priv, struct i2c_adapter *i2c);
|
||||
{
|
||||
printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
|
||||
return NULL;
|
||||
|
|
|
|||
Loading…
Reference in a new issue