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-rw-r--r--linux/drivers/media/common/saa7146_core.c54
-rw-r--r--linux/drivers/media/common/saa7146_hlp.c18
-rw-r--r--linux/drivers/media/dvb/ttpci/av7110.c36
-rw-r--r--linux/drivers/media/dvb/ttpci/budget-ci.c89
4 files changed, 64 insertions, 133 deletions
diff --git a/linux/drivers/media/common/saa7146_core.c b/linux/drivers/media/common/saa7146_core.c
index 84c6beb92..206a942af 100644
--- a/linux/drivers/media/common/saa7146_core.c
+++ b/linux/drivers/media/common/saa7146_core.c
@@ -45,6 +45,59 @@ static void dump_registers(struct saa7146_dev* dev)
#endif
/****************************************************************************
+ * gpio and debi helper functions
+ ****************************************************************************/
+
+/* write "data" to the gpio-pin "pin" */
+void saa7146_set_gpio(struct saa7146_dev *dev, u8 pin, u8 data)
+{
+ u32 value = 0;
+
+ /* sanity check */
+ if(pin > 3)
+ return;
+
+ /* read old register contents */
+ value = saa7146_read(dev, GPIO_CTRL );
+
+ value &= ~(0xff << (8*pin));
+ value |= (data << (8*pin));
+
+ saa7146_write(dev, GPIO_CTRL, value);
+}
+
+/* This DEBI code is based on the saa7146 Stradis driver by Nathan Laredo */
+int saa7146_wait_for_debi_done(struct saa7146_dev *dev)
+{
+ int start;
+
+ /* wait for registers to be programmed */
+ start = jiffies;
+ while (1) {
+ if (saa7146_read(dev, MC2) & 2)
+ break;
+ if (jiffies-start > HZ/20) {
+ DEB_S(("timed out while waiting for registers getting programmed\n"));
+ return -ETIMEDOUT;
+ }
+ }
+
+ /* wait for transfer to complete */
+ start = jiffies;
+ while (1) {
+ if (!(saa7146_read(dev, PSR) & SPCI_DEBI_S))
+ break;
+ saa7146_read(dev, MC2);
+ if (jiffies-start > HZ/4) {
+ DEB_S(("timed out while waiting for transfer completion\n"));
+ return -ETIMEDOUT;
+ }
+ }
+
+ return 0;
+}
+
+/****************************************************************************
* general helper functions
****************************************************************************/
@@ -515,6 +568,7 @@ EXPORT_SYMBOL_GPL(saa7146_pgtable_alloc);
EXPORT_SYMBOL_GPL(saa7146_pgtable_free);
EXPORT_SYMBOL_GPL(saa7146_pgtable_build_single);
EXPORT_SYMBOL_GPL(saa7146_vmalloc_build_pgtable);
+EXPORT_SYMBOL_GPL(saa7146_wait_for_debi_done);
EXPORT_SYMBOL_GPL(saa7146_setgpio);
diff --git a/linux/drivers/media/common/saa7146_hlp.c b/linux/drivers/media/common/saa7146_hlp.c
index d28ef02a5..0fa8cd7ab 100644
--- a/linux/drivers/media/common/saa7146_hlp.c
+++ b/linux/drivers/media/common/saa7146_hlp.c
@@ -660,24 +660,6 @@ void saa7146_set_hps_source_and_sync(struct saa7146_dev *dev, int source, int sy
vv->current_hps_sync = sync;
}
-/* write "data" to the gpio-pin "pin" */
-void saa7146_set_gpio(struct saa7146_dev *dev, u8 pin, u8 data)
-{
- u32 value = 0;
-
- /* sanity check */
- if(pin > 3)
- return;
-
- /* read old register contents */
- value = saa7146_read(dev, GPIO_CTRL );
-
- value &= ~(0xff << (8*pin));
- value |= (data << (8*pin));
-
- saa7146_write(dev, GPIO_CTRL, value);
-}
-
/* reprogram hps, enable(1) / disable(0) video */
void saa7146_set_overlay(struct saa7146_dev *dev, struct saa7146_fh *fh, int v)
{
diff --git a/linux/drivers/media/dvb/ttpci/av7110.c b/linux/drivers/media/dvb/ttpci/av7110.c
index 67288e527..9d9387f10 100644
--- a/linux/drivers/media/dvb/ttpci/av7110.c
+++ b/linux/drivers/media/dvb/ttpci/av7110.c
@@ -116,42 +116,12 @@ int av7110_num = 0;
* DEBI functions
****************************************************************************/
+#define wait_for_debi_done(x) \
+ saa7146_wait_for_debi_done(x->dev) \
+
/* This DEBI code is based on the Stradis driver
by Nathan Laredo <laredo@gnu.org> */
-static int wait_for_debi_done(struct av7110 *av7110)
-{
- struct saa7146_dev *dev = av7110->dev;
- int start;
-
- /* wait for registers to be programmed */
- start = jiffies;
- while (1) {
- if (saa7146_read(dev, MC2) & 2)
- break;
- if (jiffies-start > HZ/20) {
- printk ("%s: timed out while waiting for registers "
- "getting programmed\n", __FUNCTION__);
- return -ETIMEDOUT;
- }
- }
-
- /* wait for transfer to complete */
- start = jiffies;
- while (1) {
- if (!(saa7146_read(dev, PSR) & SPCI_DEBI_S))
- break;
- saa7146_read(dev, MC2);
- if (jiffies-start > HZ/4) {
- printk ("%s: timed out while waiting for transfer "
- "completion\n", __FUNCTION__);
- return -ETIMEDOUT;
- }
- }
-
- return 0;
-}
-
static int debiwrite(struct av7110 *av7110, u32 config,
int addr, u32 val, int count)
{
diff --git a/linux/drivers/media/dvb/ttpci/budget-ci.c b/linux/drivers/media/dvb/ttpci/budget-ci.c
index 5800d289e..d83ca6d12 100644
--- a/linux/drivers/media/dvb/ttpci/budget-ci.c
+++ b/linux/drivers/media/dvb/ttpci/budget-ci.c
@@ -47,75 +47,14 @@ struct budget_ci {
struct tasklet_struct msp430_irq_tasklet;
};
-
-
-#ifndef BORROWED_FROM_AV7110_H_BUT_REALLY_BELONGS_IN_SAA7146_DEFS_H
-
-#define DEBINOSWAP 0x000e0000
-#define GPIO_IRQHI 0x10
-#define GPIO_INPUT 0x00
-
-void gpio_set(struct saa7146_dev* saa, u8 pin, u8 data)
-{
- u32 value = 0;
-
- /* sanity check */
- if(pin > 3)
- return;
-
- /* read old register contents */
- value = saa7146_read(saa, GPIO_CTRL );
-
- value &= ~(0xff << (8*pin));
- value |= (data << (8*pin));
-
- saa7146_write(saa, GPIO_CTRL, value);
-}
-
-
-
-static int wait_for_debi_done(struct saa7146_dev *saa)
-{
- int start = jiffies;
-
- /* wait for registers to be programmed */
- while (1) {
- if (saa7146_read(saa, MC2) & 2)
- break;
- if (jiffies - start > HZ / 20) {
- printk ("DVB (%s): timed out while waiting"
- " for registers getting programmed\n",
- __FUNCTION__);
- return -ETIMEDOUT;
- }
- }
-
- /* wait for transfer to complete */
- start = jiffies;
- while (1) {
- if (!(saa7146_read(saa, PSR) & SPCI_DEBI_S))
- break;
- saa7146_read(saa, MC2);
- if (jiffies - start > HZ / 4) {
- printk ("DVB (%s): timed out while waiting"
- " for transfer completion\n",
- __FUNCTION__);
- return -ETIMEDOUT;
- }
- }
-
- return 0;
-}
-
-
-static u32 debiread (struct saa7146_dev *saa, u32 config, int addr, int count)
+static u32 budget_debiread4 (struct saa7146_dev *saa, u32 config, int addr, int count)
{
u32 result = 0;
if (count > 4 || count <= 0)
return 0;
- if (wait_for_debi_done(saa) < 0)
+ if (saa7146_wait_for_debi_done(saa) < 0)
return 0;
saa7146_write (saa, DEBI_COMMAND,
@@ -124,7 +63,7 @@ static u32 debiread (struct saa7146_dev *saa, u32 config, int addr, int count)
saa7146_write(saa, DEBI_CONFIG, config);
saa7146_write(saa, MC2, (2 << 16) | 2);
- wait_for_debi_done(saa);
+ saa7146_wait_for_debi_done(saa);
result = saa7146_read(saa, DEBI_AD);
result &= (0xffffffffUL >> ((4 - count) * 8));
@@ -132,20 +71,6 @@ static u32 debiread (struct saa7146_dev *saa, u32 config, int addr, int count)
return result;
}
-
-
-/* DEBI during interrupt */
-static inline u32 irdebi(struct saa7146_dev *saa, u32 config, int addr, u32 val, int count)
-{
- u32 res;
- res = debiread(saa, config, addr, count);
- return res;
-}
-#endif
-
-
-
-
/* from reading the following remotes:
Zenith Universal 7 / TV Mode 807 / VCR Mode 837
Hauppauge (from NOVA-CI-s box product)
@@ -223,7 +148,7 @@ static void msp430_ir_interrupt (unsigned long data)
struct budget_ci *budget_ci = (struct budget_ci*) data;
struct saa7146_dev *saa = budget_ci->budget.dev;
struct input_dev *dev = &budget_ci->input_dev;
- unsigned int code = irdebi(saa, DEBINOSWAP, 0x1234, 0, 2) >> 8;
+ unsigned int code = budget_debiread4(saa, DEBINOSWAP, 0x1234, 2) >> 8;
if (code & 0x40) {
code &= 0x3f;
@@ -277,7 +202,7 @@ static int msp430_ir_init (struct budget_ci *budget_ci)
saa7146_write(saa, IER, saa7146_read(saa, IER) | MASK_06);
- gpio_set(saa, 3, GPIO_IRQHI);
+ saa7146_setgpio(saa, 3, SAA7146_GPIO_IRQHI);
return 0;
}
@@ -289,8 +214,8 @@ static void msp430_ir_deinit (struct budget_ci *budget_ci)
struct input_dev *dev = &budget_ci->input_dev;
saa7146_write(saa, IER, saa7146_read(saa, IER) & ~MASK_06);
- gpio_set(saa, 3, GPIO_INPUT);
- gpio_set(saa, 2, GPIO_INPUT);
+ saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
+ saa7146_setgpio(saa, 2, SAA7146_GPIO_INPUT);
if (del_timer(&dev->timer))
input_event(dev, EV_KEY, key_map[dev->repeat_key], !!0);
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-03 06:06:39 +0000