merge: http://www.linuxtv.org/hg/~hverkuil/v4l-dvb

From: Mauro Carvalho Chehab <mchehab@infradead.org>



Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

9 files changed, 170 insertions, 62 deletions

diff --git a/linux/drivers/media/video/cx18/cx18-cards.c b/linux/drivers/media/video/cx18/cx18-cards.c
index bf6f7edca..553adbf2c 100644
--- a/linux/drivers/media/video/cx18/cx18-cards.c
+++ b/linux/drivers/media/video/cx18/cx18-cards.c
@@ -47,12 +47,12 @@ static struct cx18_card_tuner_i2c cx18_i2c_std = {
 static const struct cx18_card cx18_card_hvr1600_esmt = {
 	.type = CX18_CARD_HVR_1600_ESMT,
 	.name = "Hauppauge HVR-1600",
-	.comment = "DVB & VBI are not yet supported\n",
+	.comment = "VBI is not yet supported\n",
 	.v4l2_capabilities = CX18_CAP_ENCODER,
 	.hw_audio_ctrl = CX18_HW_CX23418,
 	.hw_muxer = CX18_HW_CS5345,
-	.hw_all = CX18_HW_TVEEPROM | CX18_HW_TUNER | CX18_HW_CS5345
-		| CX18_HW_DVB,
+	.hw_all = CX18_HW_TVEEPROM | CX18_HW_TUNER |
+		  CX18_HW_CS5345 | CX18_HW_DVB,
 	.video_inputs = {
 		{ CX18_CARD_INPUT_VID_TUNER,  0, CX23418_COMPOSITE7 },
 		{ CX18_CARD_INPUT_SVIDEO1,    1, CX23418_SVIDEO1    },
@@ -87,11 +87,12 @@ static const struct cx18_card cx18_card_hvr1600_esmt = {
 static const struct cx18_card cx18_card_hvr1600_samsung = {
 	.type = CX18_CARD_HVR_1600_SAMSUNG,
 	.name = "Hauppauge HVR-1600 (Preproduction)",
-	.comment = "DVB & VBI are not yet supported\n",
+	.comment = "VBI is not yet supported\n",
 	.v4l2_capabilities = CX18_CAP_ENCODER,
 	.hw_audio_ctrl = CX18_HW_CX23418,
 	.hw_muxer = CX18_HW_CS5345,
-	.hw_all = CX18_HW_TVEEPROM | CX18_HW_TUNER | CX18_HW_CS5345,
+	.hw_all = CX18_HW_TVEEPROM | CX18_HW_TUNER |
+		  CX18_HW_CS5345 | CX18_HW_DVB,
 	.video_inputs = {
 		{ CX18_CARD_INPUT_VID_TUNER,  0, CX23418_COMPOSITE7 },
 		{ CX18_CARD_INPUT_SVIDEO1,    1, CX23418_SVIDEO1    },
@@ -135,14 +136,15 @@ 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 +166,7 @@ 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,
 };
@@ -201,8 +204,6 @@ static const struct cx18_card cx18_card_mpc718 = {
 		/* XC3028 tuner */
 		{ .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 },
 	},
-	/* tuner reset */
-	.gpio_init = { .direction = 0x1000, .initial_value = 0x1000 },
 	.ddr = {
 		/* Probably Samsung K4D263238G-VC33 memory */
 		.chip_config = 0x003,
@@ -212,6 +213,7 @@ static const struct cx18_card cx18_card_mpc718 = {
 		.tune_lane = 0,
 		.initial_emrs = 2,
 	},
+	.xceive_pin = 15,
 	.pci_list = cx18_pci_mpc718,
 	.i2c = &cx18_i2c_std,
 };
diff --git a/linux/drivers/media/video/cx18/cx18-cards.h b/linux/drivers/media/video/cx18/cx18-cards.h
index bca249bdd..bccb67f0d 100644
--- a/linux/drivers/media/video/cx18/cx18-cards.h
+++ b/linux/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/linux/drivers/media/video/cx18/cx18-driver.c b/linux/drivers/media/video/cx18/cx18-driver.c
index f66aa43ee..008745af2 100644
--- a/linux/drivers/media/video/cx18/cx18-driver.c
+++ b/linux/drivers/media/video/cx18/cx18-driver.c
@@ -210,13 +210,13 @@ static void cx18_process_eeprom(struct cx18 *cx)
 
 	/* Many thanks to Steven Toth from Hauppauge for providing the
 	   model numbers */
+	/* Note: the Samsung memory models cannot be reliably determined
+	   from the model number. Use the cardtype module option if you
+	   have one of these preproduction models. */
 	switch (tv.model) {
-	case 74000 ... 74099:
+	case 74000 ... 74999:
 		cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
 		break;
-	case 74700 ... 74799:
-		cx->card = cx18_get_card(CX18_CARD_HVR_1600_SAMSUNG);
-		break;
 	case 0:
 		CX18_ERR("Invalid EEPROM\n");
 		return;
@@ -904,8 +904,7 @@ static void cx18_remove(struct pci_dev *pci_dev)
 
 	free_irq(cx->dev->irq, (void *)cx);
 
-	if (cx->dev)
-		cx18_iounmap(cx);
+	cx18_iounmap(cx);
 
 	release_mem_region(cx->base_addr, CX18_MEM_SIZE);
 
diff --git a/linux/drivers/media/video/cx18/cx18-fileops.c b/linux/drivers/media/video/cx18/cx18-fileops.c
index c1db34ff7..f9f025992 100644
--- a/linux/drivers/media/video/cx18/cx18-fileops.c
+++ b/linux/drivers/media/video/cx18/cx18-fileops.c
@@ -697,6 +697,8 @@ int cx18_v4l2_open(struct inode *inode, struct file *filp)
 	for (x = 0; cx == NULL && x < cx18_cards_active; x++) {
 		/* find out which stream this open was on */
 		for (y = 0; y < CX18_MAX_STREAMS; y++) {
+			if (cx18_cards[x] == NULL)
+				continue;
 			s = &cx18_cards[x]->streams[y];
 			if (s->v4l2dev && s->v4l2dev->minor == minor) {
 				cx = cx18_cards[x];
diff --git a/linux/drivers/media/video/cx18/cx18-gpio.c b/linux/drivers/media/video/cx18/cx18-gpio.c
index 61887aaca..bb8bc8608 100644
--- a/linux/drivers/media/video/cx18/cx18-gpio.c
+++ b/linux/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:
  *
@@ -44,45 +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;
+
+	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));
 
-	/* 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);
+	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");
-#if 0
-	/* TODO */
-	curout = read_reg(IVTV_REG_GPIO_OUT);
-	curdir = read_reg(IVTV_REG_GPIO_DIR);
-	curdir |= (1 << 12);  /* GPIO bit 12 */
-
-	curout &= ~(1 << 12);
-	write_reg(curout, IVTV_REG_GPIO_OUT);
+
+	gpio_dir |= 1 << cx->card->xceive_pin;
+	gpio_val &= ~(1 << cx->card->xceive_pin);
+
+	gpio_write(cx);
 	schedule_timeout_interruptible(msecs_to_jiffies(1));
 
-	curout |= (1 << 12);
-	write_reg(curout, IVTV_REG_GPIO_OUT);
+	gpio_val |= 1 << cx->card->xceive_pin;
+	gpio_write(cx);
 	schedule_timeout_interruptible(msecs_to_jiffies(1));
-#endif
 	return 0;
 }
diff --git a/linux/drivers/media/video/cx18/cx18-streams.c b/linux/drivers/media/video/cx18/cx18-streams.c
index 84845b1f6..39f2ef83d 100644
--- a/linux/drivers/media/video/cx18/cx18-streams.c
+++ b/linux/drivers/media/video/cx18/cx18-streams.c
@@ -36,12 +36,15 @@
 #define CX18_DSP0_INTERRUPT_MASK     	0xd0004C
 
 static struct file_operations cx18_v4l2_enc_fops = {
-      .owner = THIS_MODULE,
-      .read = cx18_v4l2_read,
-      .open = cx18_v4l2_open,
-      .ioctl = cx18_v4l2_ioctl,
-      .release = cx18_v4l2_close,
-      .poll = cx18_v4l2_enc_poll,
+	.owner = THIS_MODULE,
+	.read = cx18_v4l2_read,
+	.open = cx18_v4l2_open,
+	.ioctl = cx18_v4l2_ioctl,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 11)
+	.compat_ioctl = v4l_compat_ioctl32,
+#endif
+	.release = cx18_v4l2_close,
+	.poll = cx18_v4l2_enc_poll,
 };
 
 /* offset from 0 to register ts v4l2 minors on */
diff --git a/linux/drivers/media/video/ivtv/ivtv-fileops.c b/linux/drivers/media/video/ivtv/ivtv-fileops.c
index 2b74b0ab1..f2fa434b6 100644
--- a/linux/drivers/media/video/ivtv/ivtv-fileops.c
+++ b/linux/drivers/media/video/ivtv/ivtv-fileops.c
@@ -987,6 +987,8 @@ int ivtv_v4l2_open(struct inode *inode, struct file *filp)
 	/* Find which card this open was on */
 	spin_lock(&ivtv_cards_lock);
 	for (x = 0; itv == NULL && x < ivtv_cards_active; x++) {
+		if (ivtv_cards[x] == NULL)
+			continue;
 		/* find out which stream this open was on */
 		for (y = 0; y < IVTV_MAX_STREAMS; y++) {
 			s = &ivtv_cards[x]->streams[y];
diff --git a/linux/drivers/media/video/ivtv/ivtv-streams.c b/linux/drivers/media/video/ivtv/ivtv-streams.c
index c47c2b945..01f546083 100644
--- a/linux/drivers/media/video/ivtv/ivtv-streams.c
+++ b/linux/drivers/media/video/ivtv/ivtv-streams.c
@@ -44,23 +44,29 @@
 #include "ivtv-streams.h"
 
 static const struct file_operations ivtv_v4l2_enc_fops = {
-      .owner = THIS_MODULE,
-      .read = ivtv_v4l2_read,
-      .write = ivtv_v4l2_write,
-      .open = ivtv_v4l2_open,
-      .ioctl = ivtv_v4l2_ioctl,
-      .release = ivtv_v4l2_close,
-      .poll = ivtv_v4l2_enc_poll,
+	.owner = THIS_MODULE,
+	.read = ivtv_v4l2_read,
+	.write = ivtv_v4l2_write,
+	.open = ivtv_v4l2_open,
+	.ioctl = ivtv_v4l2_ioctl,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 11)
+	.compat_ioctl = v4l_compat_ioctl32,
+#endif
+	.release = ivtv_v4l2_close,
+	.poll = ivtv_v4l2_enc_poll,
 };
 
 static const struct file_operations ivtv_v4l2_dec_fops = {
-      .owner = THIS_MODULE,
-      .read = ivtv_v4l2_read,
-      .write = ivtv_v4l2_write,
-      .open = ivtv_v4l2_open,
-      .ioctl = ivtv_v4l2_ioctl,
-      .release = ivtv_v4l2_close,
-      .poll = ivtv_v4l2_dec_poll,
+	.owner = THIS_MODULE,
+	.read = ivtv_v4l2_read,
+	.write = ivtv_v4l2_write,
+	.open = ivtv_v4l2_open,
+	.ioctl = ivtv_v4l2_ioctl,
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 11)
+	.compat_ioctl = v4l_compat_ioctl32,
+#endif
+	.release = ivtv_v4l2_close,
+	.poll = ivtv_v4l2_dec_poll,
 };
 
 #define IVTV_V4L2_DEC_MPG_OFFSET  16	/* offset from 0 to register decoder mpg v4l2 minors on */
diff --git a/linux/drivers/media/video/ivtv/ivtvfb.c b/linux/drivers/media/video/ivtv/ivtvfb.c
index 73be154f7..e8dbee443 100644
--- a/linux/drivers/media/video/ivtv/ivtvfb.c
+++ b/linux/drivers/media/video/ivtv/ivtvfb.c
@@ -367,6 +367,87 @@ static int ivtvfb_prep_frame(struct ivtv *itv, int cmd, void __user *source,
 	return ivtvfb_prep_dec_dma_to_device(itv, dest_offset, source, count);
 }
 
+static ssize_t ivtvfb_write(struct fb_info *info, const char __user *buf,
+		     size_t count, loff_t *ppos)
+{
+	unsigned long p = *ppos;
+	void *dst;
+	int err = 0;
+	unsigned long total_size;
+	struct ivtv *itv = (struct ivtv *) info->par;
+	unsigned long dma_offset =
+			IVTV_DECODER_OFFSET + itv->osd_info->video_rbase;
+	unsigned long dma_size;
+	u16 lead = 0, tail = 0;
+
+	if (info->state != FBINFO_STATE_RUNNING)
+		return -EPERM;
+
+	total_size = info->screen_size;
+
+	if (total_size == 0)
+		total_size = info->fix.smem_len;
+
+	if (p > total_size)
+		return -EFBIG;
+
+	if (count > total_size) {
+		err = -EFBIG;
+		count = total_size;
+	}
+
+	if (count + p > total_size) {
+		if (!err)
+			err = -ENOSPC;
+
+		count = total_size - p;
+	}
+
+	dst = (void __force *) (info->screen_base + p);
+
+	if (info->fbops->fb_sync)
+		info->fbops->fb_sync(info);
+
+	if (!access_ok(VERIFY_READ, buf, count)) {
+		IVTVFB_WARN("Invalid userspace pointer 0x%08lx\n",
+			(unsigned long)buf);
+		err = -EFAULT;
+	}
+
+	if (!err) {
+		/* If transfer size > threshold and both src/dst
+		addresses are aligned, use DMA */
+		if (count >= 4096 && ((u32)buf & 3) == ((u32)dst & 3)) {
+			/* Odd address = can't DMA. Align */
+			if ((u32)dst & 3) {
+				lead = 4 - ((u32)dst & 3);
+				memcpy(dst, buf, lead);
+				buf += lead;
+				dst += lead;
+			}
+			/* DMA resolution is 32 bits */
+			if ((count - lead) & 3)
+				tail = (count - lead) & 3;
+			/* DMA the data */
+			dma_size = count - lead - tail;
+			err = ivtvfb_prep_dec_dma_to_device(itv,
+			       p + lead + dma_offset, (void *)buf, dma_size);
+			dst += dma_size;
+			buf += dma_size;
+			/* Copy any leftover data */
+			if (tail)
+				memcpy(dst, buf, tail);
+		} else {
+			memcpy(dst, buf, count);
+		}
+	}
+
+	if  (!err)
+		*ppos += count;
+
+	return (err) ? err : count;
+}
+
 static int ivtvfb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
 {
 	DEFINE_WAIT(wait);
@@ -824,6 +905,7 @@ static int ivtvfb_blank(int blank_mode, struct fb_info *info)
 
 static struct fb_ops ivtvfb_ops = {
 	.owner = THIS_MODULE,
+	.fb_write       = ivtvfb_write,
 	.fb_check_var   = ivtvfb_check_var,
 	.fb_set_par     = ivtvfb_set_par,
 	.fb_setcolreg   = ivtvfb_setcolreg,