From: Mauro Carvalho Chehab <mchehab@infradead.org>
Date: Fri, 18 Apr 2008 00:40:45 +0000 (-0300)
Subject: V4L/DVB (7604): em28xx-dvb: Fix analog mode
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=102a0b0879a01a413ed5f667f7db9c2085ca8474;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git
V4L/DVB (7604): em28xx-dvb: Fix analog mode
The analog entries are wrong. Fix it.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
---
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 2a44d2adeb09..0859a84e7433 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -171,26 +171,6 @@ struct em28xx_board em28xx_boards[] = {
.vmux = TVP5150_SVIDEO,
.amux = 1,
} },
- .analog_gpio = {
- { /* xc3028 reset seq */
- .reg = 0x08,
- .val = 0x2d,
- .rst = 0x3d,
- .t1 = 5,
- .t2 = 10,
- .t3 = 5,
- },
- },
- .digital_gpio = {
- { /* xc3028 reset seq */
- .reg = 0x08,
- .val = 0x2e,
- .rst = 0x3e,
- .t1 = 6,
- .t2 = 6,
- .t3 = 6,
- }
- },
},
[EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950] = {
.name = "Hauppauge WinTV HVR 950",
@@ -214,32 +194,6 @@ struct em28xx_board em28xx_boards[] = {
.vmux = TVP5150_SVIDEO,
.amux = 1,
} },
- .analog_gpio = {
- { /* xc3028 reset seq */
- .reg = 0x08,
- .val = 0x2d,
- .rst = 0x3d,
- .t1 = 5,
- .t2 = 10,
- .t3 = 5,
- },
- },
- .digital_gpio = {
- { /* xc3028 reset seq */
- .reg = 0x08,
- .val = 0x2e,
- .rst = 0x3e,
- .t1 = 6,
- .t2 = 6,
- .t3 = 6,
- }, { /* demod reset seq */
- .reg = 0x04,
- .val = 0x04,
- .rst = 0x0c,
- .t2 = 10,
- .t3 = 10,
- }
- },
},
[EM2880_BOARD_TERRATEC_HYBRID_XS] = {
.name = "Terratec Hybrid XS",
@@ -476,7 +430,28 @@ struct usb_device_id em28xx_id_table [] = {
};
MODULE_DEVICE_TABLE(usb, em28xx_id_table);
-/* EEPROM hash table for devices with generic USB IDs */
+/*
+ * Reset sequences for analog/digital modes
+ */
+
+/* Board Hauppauge WinTV HVR 900 analog */
+struct em28xx_reg_seq hauppauge_wintv_hvr_900_analog[] = {
+ { -1, -1, 6},
+ {0x08, 0x2d, 10},
+ {0x08, 0x3d, 5},
+ { -1, -1, -1},
+};
+/* Board Hauppauge WinTV HVR 900 digital */
+struct em28xx_reg_seq hauppauge_wintv_hvr_900_digital[] = {
+ { -1, -1, 6},
+ {0x08, 0x2e, 6},
+ {0x08, 0x3e, 6},
+ { -1, -1, -1},
+};
+
+/*
+ * EEPROM hash table for devices with generic USB IDs
+ */
static struct em28xx_hash_table em28xx_eeprom_hash [] = {
/* P/N: SA 60002070465 Tuner: TVF7533-MF */
{0x6ce05a8f, EM2820_BOARD_PROLINK_PLAYTV_USB2, TUNER_YMEC_TVF_5533MF},
@@ -490,9 +465,9 @@ static struct em28xx_hash_table em28xx_i2c_hash[] = {
int em28xx_tuner_callback(void *ptr, int command, int arg)
{
- int rc = 0, i;
+ int rc = 0;
struct em28xx *dev = ptr;
- struct gpio_ctl *gpio_ctl;
+ struct em28xx_reg_seq *gpio;
if (dev->tuner_type != TUNER_XC2028)
return 0;
@@ -501,44 +476,31 @@ int em28xx_tuner_callback(void *ptr, int command, int arg)
return 0;
if (dev->mode == EM28XX_ANALOG_MODE)
- gpio_ctl = dev->analog_gpio;
+ gpio = dev->analog_gpio;
else
- gpio_ctl = dev->digital_gpio;
+ gpio = dev->digital_gpio;
/* djh - Not sure if these are still required */
- if (dev->mode == EM28XX_ANALOG_MODE) {
- dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
- dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x67", 1);
- msleep(6);
- } else {
- dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
- dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x37", 1);
- msleep(6);
- }
-
- /* Send GPIO reset sequences specified at board entry */
- for (i = 0; i < MAX_GPIO; i++) {
- if (!gpio_ctl->val)
- break;
-
- dev->em28xx_write_regs(dev,
- gpio_ctl->reg,
- &gpio_ctl->val, 1);
- if (gpio_ctl->t1)
- msleep(gpio_ctl->t1);
-
- if (!gpio_ctl->rst) {
- gpio_ctl++;
- continue;
- }
+ dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x67", 1);
+ else
+ dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x37", 1);
+ msleep(6);
- dev->em28xx_write_regs(dev,
- gpio_ctl->reg,
- &gpio_ctl->rst, 1);
- if (gpio_ctl->t2)
- msleep(gpio_ctl->t2);
+ if (!gpio)
+ return rc;
- gpio_ctl++;
+ /* Send GPIO reset sequences specified at board entry */
+ while (gpio->sleep >= 0) {
+ if (gpio->reg >= 0)
+ rc = dev->em28xx_write_regs(dev,
+ gpio->reg,
+ &gpio->val, 1);
+ if (gpio->sleep > 0)
+ msleep(gpio->sleep);
+
+ gpio++;
}
return rc;
}
@@ -554,8 +516,6 @@ static void em28xx_set_model(struct em28xx *dev)
dev->has_12mhz_i2s = em28xx_boards[dev->model].has_12mhz_i2s;
dev->max_range_640_480 = em28xx_boards[dev->model].max_range_640_480;
dev->has_dvb = em28xx_boards[dev->model].has_dvb;
- dev->analog_gpio = em28xx_boards[dev->model].analog_gpio;
- dev->digital_gpio = em28xx_boards[dev->model].digital_gpio;
}
/* Since em28xx_pre_card_setup() requires a proper dev->model,
@@ -573,13 +533,22 @@ void em28xx_pre_card_setup(struct em28xx *dev)
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950:
em28xx_write_regs(dev, XCLK_REG, "\x27", 1);
em28xx_write_regs(dev, I2C_CLK_REG, "\x40", 1);
- }
+ em28xx_write_regs(dev, 0x08, "\xff", 1);
+ em28xx_write_regs(dev, 0x04, "\x00", 1);
+ msleep(100);
+ em28xx_write_regs(dev, 0x04, "\x08", 1);
+ msleep(100);
+ em28xx_write_regs(dev, 0x08, "\xff", 1);
+ msleep(50);
+ em28xx_write_regs(dev, 0x08, "\x2d", 1);
+ msleep(50);
+ em28xx_write_regs(dev, 0x08, "\x3d", 1);
+
+ dev->analog_gpio = hauppauge_wintv_hvr_900_analog;
+ dev->digital_gpio = hauppauge_wintv_hvr_900_digital;
- /* Put xc2028 tuners and demods into a sane state */
- if (dev->tuner_type == TUNER_XC2028) {
- dev->mode = EM28XX_ANALOG_MODE;
- em28xx_tuner_callback(dev, XC2028_TUNER_RESET, 0);
- };
+ break;
+ }
}
void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl)
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index cb9f721ca280..77f64900717d 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -331,22 +331,17 @@ int em28xx_capture_start(struct em28xx *dev, int start)
if (!start) {
/* disable video capture */
rc = em28xx_write_regs(dev, VINENABLE_REG, "\x27", 1);
- if (rc < 0)
- return rc;
+ return rc;
}
/* enable video capture */
rc = em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
- if (rc < 0)
- return rc;
+
if (dev->mode == EM28XX_ANALOG_MODE)
rc = em28xx_write_regs(dev, VINENABLE_REG,"\x67", 1);
else
rc = em28xx_write_regs(dev, VINENABLE_REG,"\x37", 1);
- if (rc < 0)
- return rc;
-
msleep (6);
return rc;
diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c
index fd8f44cb6cbc..64816ae106e3 100644
--- a/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/drivers/media/video/em28xx/em28xx-dvb.c
@@ -414,6 +414,7 @@ static int dvb_init(struct em28xx *dev)
goto out_free;
}
+ printk(KERN_INFO "Successfully loaded em28xx-dvb\n");
return 0;
out_free:
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index e5fd2dc77355..91dce95cd19c 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -225,19 +225,10 @@ enum em28xx_decoder {
EM28XX_SAA7114
};
-#define MAX_GPIO 2
-struct gpio_ctl {
- /* Register to be set */
- unsigned char reg;
- /* Initial/final value */
+struct em28xx_reg_seq {
+ int reg;
unsigned char val;
- /* reset value - if set, it will do:
- val1 - val2 - val1
- */
- unsigned char rst;
- /* Sleep times
- */
- unsigned int t1, t2, t3;
+ int sleep;
};
struct em28xx_board {
@@ -255,9 +246,6 @@ struct em28xx_board {
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
- struct gpio_ctl analog_gpio[MAX_GPIO];
- struct gpio_ctl digital_gpio[MAX_GPIO];
-
enum em28xx_decoder decoder;
struct em28xx_input input[MAX_EM28XX_INPUT];
@@ -343,8 +331,8 @@ struct em28xx {
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
- struct gpio_ctl *analog_gpio;
- struct gpio_ctl *digital_gpio;
+ /* GPIO sequences for tuner callback */
+ struct em28xx_reg_seq *analog_gpio, *digital_gpio;
int video_inputs; /* number of video inputs */
struct list_head devlist;