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authorHans Verkuil <hverkuil@xs4all.nl>2008-05-12 13:57:18 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2008-05-14 02:56:44 -0300
commit9dcbf35afb7359466efdf7fb81ee32f3ae2d56a3 (patch)
treed53d41ed5a683e56e9e3dc3ad1789153ffa9297b
parent6db6ae2165863e26b7f41af54a8cf1ef9051a608 (diff)
V4L/DVB (7887): cx18: fix Compro H900 analog support.
Tuner, S-Video and Composite are all working for the Compro H900. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
-rw-r--r--drivers/media/video/cx18/cx18-cards.c12
-rw-r--r--drivers/media/video/cx18/cx18-cards.h5
-rw-r--r--drivers/media/video/cx18/cx18-gpio.c47
3 files changed, 46 insertions, 18 deletions
diff --git a/drivers/media/video/cx18/cx18-cards.c b/drivers/media/video/cx18/cx18-cards.c
index bf6f7edca88..0f2bfb4ba84 100644
--- a/drivers/media/video/cx18/cx18-cards.c
+++ b/drivers/media/video/cx18/cx18-cards.c
@@ -135,14 +135,15 @@ static const struct cx18_card_pci_info cx18_pci_h900[] = {
static const struct cx18_card cx18_card_h900 = {
.type = CX18_CARD_COMPRO_H900,
.name = "Compro VideoMate H900",
- .comment = "Not yet supported!\n",
- .v4l2_capabilities = 0,
+ .comment = "DVB & VBI are not yet supported\n",
+ .v4l2_capabilities = CX18_CAP_ENCODER,
.hw_audio_ctrl = CX18_HW_CX23418,
.hw_all = CX18_HW_TUNER,
.video_inputs = {
- { CX18_CARD_INPUT_VID_TUNER, 0, CX23418_COMPOSITE7 },
- { CX18_CARD_INPUT_SVIDEO1, 1, CX23418_SVIDEO1 },
- { CX18_CARD_INPUT_COMPOSITE1, 1, CX23418_COMPOSITE3 },
+ { CX18_CARD_INPUT_VID_TUNER, 0, CX23418_COMPOSITE2 },
+ { CX18_CARD_INPUT_SVIDEO1, 1,
+ CX23418_SVIDEO_LUMA3 | CX23418_SVIDEO_CHROMA4 },
+ { CX18_CARD_INPUT_COMPOSITE1, 1, CX23418_COMPOSITE1 },
},
.audio_inputs = {
{ CX18_CARD_INPUT_AUD_TUNER,
@@ -164,6 +165,7 @@ static const struct cx18_card cx18_card_h900 = {
.tune_lane = 0,
.initial_emrs = 0,
},
+ .xceive_pin = 15,
.pci_list = cx18_pci_h900,
.i2c = &cx18_i2c_std,
};
diff --git a/drivers/media/video/cx18/cx18-cards.h b/drivers/media/video/cx18/cx18-cards.h
index bca249bdd33..bccb67f0db1 100644
--- a/drivers/media/video/cx18/cx18-cards.h
+++ b/drivers/media/video/cx18/cx18-cards.h
@@ -114,8 +114,8 @@ struct cx18_card_pci_info {
/* The mask is the set of bits used by the operation */
struct cx18_gpio_init { /* set initial GPIO DIR and OUT values */
- u16 direction; /* DIR setting. Leave to 0 if no init is needed */
- u16 initial_value;
+ u32 direction; /* DIR setting. Leave to 0 if no init is needed */
+ u32 initial_value;
};
struct cx18_card_tuner {
@@ -153,6 +153,7 @@ struct cx18_card {
struct cx18_card_audio_input radio_input;
/* GPIO card-specific settings */
+ u8 xceive_pin; /* XCeive tuner GPIO reset pin */
struct cx18_gpio_init gpio_init;
struct cx18_card_tuner tuners[CX18_CARD_MAX_TUNERS];
diff --git a/drivers/media/video/cx18/cx18-gpio.c b/drivers/media/video/cx18/cx18-gpio.c
index 19253e6b867..bb8bc86086d 100644
--- a/drivers/media/video/cx18/cx18-gpio.c
+++ b/drivers/media/video/cx18/cx18-gpio.c
@@ -35,6 +35,9 @@
#define CX18_REG_GPIO_OUT2 0xc78104
#define CX18_REG_GPIO_DIR2 0xc7810c
+static u32 gpio_dir;
+static u32 gpio_val;
+
/*
* HVR-1600 GPIO pins, courtesy of Hauppauge:
*
@@ -44,31 +47,53 @@
* gpio13: cs5345 reset pin
*/
+static void gpio_write(struct cx18 *cx)
+{
+ write_reg((gpio_dir & 0xffff) << 16, CX18_REG_GPIO_DIR1);
+ write_reg(((gpio_dir & 0xffff) << 16) | (gpio_val & 0xffff),
+ CX18_REG_GPIO_OUT1);
+ write_reg(gpio_dir & 0xffff0000, CX18_REG_GPIO_DIR2);
+ write_reg((gpio_dir & 0xffff0000) | ((gpio_val & 0xffff0000) >> 16),
+ CX18_REG_GPIO_OUT2);
+}
+
void cx18_gpio_init(struct cx18 *cx)
{
- if (cx->card->gpio_init.direction == 0)
+ gpio_dir = cx->card->gpio_init.direction;
+ gpio_val = cx->card->gpio_init.initial_value;
+
+ if (gpio_dir == 0)
return;
- CX18_DEBUG_INFO("GPIO initial dir: %08x out: %08x\n",
- read_reg(CX18_REG_GPIO_DIR1), read_reg(CX18_REG_GPIO_OUT1));
+ gpio_dir |= 1 << cx->card->xceive_pin;
+ gpio_val |= 1 << cx->card->xceive_pin;
- /* init output data then direction */
- write_reg(cx->card->gpio_init.direction << 16, CX18_REG_GPIO_DIR1);
- write_reg(0, CX18_REG_GPIO_DIR2);
- write_reg((cx->card->gpio_init.direction << 16) |
- cx->card->gpio_init.initial_value, CX18_REG_GPIO_OUT1);
- write_reg(0, CX18_REG_GPIO_OUT2);
+ CX18_DEBUG_INFO("GPIO initial dir: %08x/%08x out: %08x/%08x\n",
+ read_reg(CX18_REG_GPIO_DIR1), read_reg(CX18_REG_GPIO_DIR2),
+ read_reg(CX18_REG_GPIO_OUT1), read_reg(CX18_REG_GPIO_OUT2));
+
+ gpio_write(cx);
}
/* Xceive tuner reset function */
int cx18_reset_tuner_gpio(void *dev, int cmd, int value)
{
struct i2c_algo_bit_data *algo = dev;
- struct cx18 *cx = algo->data;
-/* int curdir, curout;*/
+ struct cx18_i2c_algo_callback_data *cb_data = algo->data;
+ struct cx18 *cx = cb_data->cx;
if (cmd != XC2028_TUNER_RESET)
return 0;
CX18_DEBUG_INFO("Resetting tuner\n");
+
+ gpio_dir |= 1 << cx->card->xceive_pin;
+ gpio_val &= ~(1 << cx->card->xceive_pin);
+
+ gpio_write(cx);
+ schedule_timeout_interruptible(msecs_to_jiffies(1));
+
+ gpio_val |= 1 << cx->card->xceive_pin;
+ gpio_write(cx);
+ schedule_timeout_interruptible(msecs_to_jiffies(1));
return 0;
}