aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/media/dvb/ttpci/av7110_hw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/dvb/ttpci/av7110_hw.c')
-rw-r--r--drivers/media/dvb/ttpci/av7110_hw.c43
1 files changed, 23 insertions, 20 deletions
diff --git a/drivers/media/dvb/ttpci/av7110_hw.c b/drivers/media/dvb/ttpci/av7110_hw.c
index b2e63e9fc053..75736f2fe838 100644
--- a/drivers/media/dvb/ttpci/av7110_hw.c
+++ b/drivers/media/dvb/ttpci/av7110_hw.c
@@ -245,6 +245,9 @@ int av7110_bootarm(struct av7110 *av7110)
/* test DEBI */
iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
+ /* FIXME: Why does Nexus CA require 2x iwdebi for first init? */
+ iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
+
if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) {
printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: "
"%08x != %08x (check your BIOS 'Plug&Play OS' settings)\n",
@@ -324,10 +327,10 @@ int av7110_wait_msgstate(struct av7110 *av7110, u16 flags)
start = jiffies;
for (;;) {
err = time_after(jiffies, start + ARM_WAIT_FREE);
- if (down_interruptible(&av7110->dcomlock))
+ if (mutex_lock_interruptible(&av7110->dcomlock))
return -ERESTARTSYS;
stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
if ((stat & flags) == 0)
break;
if (err) {
@@ -484,11 +487,11 @@ static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
dprintk(1, "arm not ready.\n");
return -1;
}
- if (down_interruptible(&av7110->dcomlock))
+ if (mutex_lock_interruptible(&av7110->dcomlock))
return -ERESTARTSYS;
ret = __av7110_send_fw_cmd(av7110, buf, length);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
if (ret && ret!=-ERESTARTSYS)
printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
__FUNCTION__, ret);
@@ -560,11 +563,11 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
return -1;
}
- if (down_interruptible(&av7110->dcomlock))
+ if (mutex_lock_interruptible(&av7110->dcomlock))
return -ERESTARTSYS;
if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) {
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err);
return err;
}
@@ -576,7 +579,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
break;
if (err) {
printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __FUNCTION__);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return -ETIMEDOUT;
}
#ifdef _NOHANDSHAKE
@@ -592,7 +595,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
break;
if (err) {
printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __FUNCTION__);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return -ETIMEDOUT;
}
msleep(1);
@@ -603,12 +606,12 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
if (stat & GPMQOver) {
printk(KERN_ERR "%s: GPMQOver\n", __FUNCTION__);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return -1;
}
else if (stat & OSDQOver) {
printk(KERN_ERR "%s: OSDQOver\n", __FUNCTION__);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return -1;
}
#endif
@@ -616,7 +619,7 @@ int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
for (i = 0; i < reply_buf_len; i++)
reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return 0;
}
@@ -732,7 +735,7 @@ static int FlushText(struct av7110 *av7110)
unsigned long start;
int err;
- if (down_interruptible(&av7110->dcomlock))
+ if (mutex_lock_interruptible(&av7110->dcomlock))
return -ERESTARTSYS;
start = jiffies;
while (1) {
@@ -742,12 +745,12 @@ static int FlushText(struct av7110 *av7110)
if (err) {
printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
__FUNCTION__);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return -ETIMEDOUT;
}
msleep(1);
}
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return 0;
}
@@ -758,7 +761,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
int length = strlen(buf) + 1;
u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y };
- if (down_interruptible(&av7110->dcomlock))
+ if (mutex_lock_interruptible(&av7110->dcomlock))
return -ERESTARTSYS;
start = jiffies;
@@ -769,7 +772,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
if (ret) {
printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
__FUNCTION__);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return -ETIMEDOUT;
}
msleep(1);
@@ -783,7 +786,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
if (ret) {
printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
__FUNCTION__);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
return -ETIMEDOUT;
}
msleep(1);
@@ -795,7 +798,7 @@ static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, u8* buf)
if (length & 1)
wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
- up(&av7110->dcomlock);
+ mutex_unlock(&av7110->dcomlock);
if (ret && ret!=-ERESTARTSYS)
printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
return ret;
@@ -1059,7 +1062,7 @@ int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
{
int ret;
- if (down_interruptible(&av7110->osd_sema))
+ if (mutex_lock_interruptible(&av7110->osd_mutex))
return -ERESTARTSYS;
switch (dc->cmd) {
@@ -1195,7 +1198,7 @@ int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
break;
}
- up(&av7110->osd_sema);
+ mutex_unlock(&av7110->osd_mutex);
if (ret==-ERESTARTSYS)
dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd);
else if (ret)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.