V4L/DVB (13743): [Mantis CA] Use DVB_CA Tuple parser

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/dvb/mantis/mantis_ca.c

@@ -22,96 +22,104 @@
 #include "mantis_link.h"
 #include "mantis_hif.h"
 
-
-static int mantis_ca_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long parg)
+static int mantis_ca_read_attr_mem(struct dvb_ca_en50221 *en50221, int slot, int addr)
 {
-	return 0;
+	struct mantis_ca *ca = en50221->data;
+
+	if (slot != 0)
+		return -EINVAL;
+
+	return mantis_hif_read_mem(ca, addr);
 }
 
-static int mantis_ca_open(struct inode *inode, struct file *file)
+static int mantis_ca_write_attr_mem(struct dvb_ca_en50221 *en50221, int slot, int addr, u8 data)
 {
-	return 0;
+	struct mantis_ca *ca = en50221->data;
+
+	if (slot != 0)
+		return -EINVAL;
+
+	return mantis_hif_write_mem(ca, addr, data);
 }
 
-static int mantis_ca_release(struct inode *inode, struct file *file)
+static int mantis_ca_read_cam_ctl(struct dvb_ca_en50221 *en50221, int slot, u8 addr)
 {
-	return 0;
+	struct mantis_ca *ca = en50221->data;
+
+	if (slot != 0)
+		return -EINVAL;
+
+	return mantis_hif_read_iom(ca, addr);
 }
 
-static ssize_t mantis_ca_read(struct file *file, char __user *buffer, size_t count, loff_t *ofset)
+static int mantis_ca_write_cam_ctl(struct dvb_ca_en50221 *en50221, int slot, u8 addr, u8 data)
 {
-	struct dvb_device *dvbdev	= file->private_data;
-	struct mantis_ca *ca		= dvbdev->priv;
+	struct mantis_ca *ca = en50221->data;
 
-	int status;
+	if (slot != 0)
+		return -EINVAL;
 
-	return 0;
-error:
-	return status;
+	return mantis_hif_write_iom(ca, addr, data);
 }
 
-static ssize_t mantis_ca_write(struct file *file, const char __user *buffer, size_t count, loff_t *offset)
+static int mantis_ca_slot_reset(struct dvb_ca_en50221 *en50221, int slot)
 {
-	struct dvb_device *dvbdev	= file->private_data;
-	struct mantis_ca *ca		= dvbdev->priv;
+	return 0;
+}
 
-	int status;
+static int mantis_ca_slot_shutdown(struct dvb_ca_en50221 *en50221, int slot)
+{
+	return 0;
+}
 
+static int mantis_ts_control(struct dvb_ca_en50221 *en50221, int slot)
+{
 	return 0;
-error:
-	return status;
 }
 
-static struct file_operations mantis_fops = {
-	.owner		= THIS_MODULE,
-	.ioctl		= mantis_ca_ioctl,
-	.open		= mantis_ca_open,
-	.release	= mantis_ca_release,
-	.read		= mantis_ca_read,
-	.write		= mantis_ca_write,
-};
-
-static struct dvb_device mantis_ca = {
-	.priv		= NULL,
-	.users		= 1,
-	.readers	= 1,
-	.writers	= 1,
-	.fops		= &mantis_fops,
-};
-
-struct dvb_device *mantis_ca_init(struct mantis_pci *mantis)
+static int mantis_slot_status(struct dvb_ca_en50221 *en50221, int slot, int open)
 {
-	int ret;
+	return 0;
+}
 
-	struct dvb_device *dvbdev;
+int mantis_ca_init(struct mantis_pci *mantis)
+{
 	struct dvb_adapter *dvb_adapter = &mantis->dvb_adapter;
 	struct mantis_ca *ca;
+	int ca_flags = 0, result;
 
 	if (!(ca = kzalloc(sizeof (struct mantis_ca), GFP_KERNEL))) {
 		dprintk(verbose, MANTIS_ERROR, 1, "Out of memory!, exiting ..");
-		return NULL;
+		result = -ENOMEM;
+		goto err;
 	}
 
 	ca->ca_priv = mantis;
-
-	dprintk(verbose, MANTIS_ERROR, 0, "CA: Registering Mantis Adapter(%d) Slot(0)\n", mantis->num);
-	if (dvb_register_device(dvb_adapter, &dvbdev, &mantis_ca, ca, DVB_DEVICE_CA) == 0) {
-		ca->ca_dev = dvbdev;
-		mantis->mantis_ca = ca;
-		mantis_evmgr_init(ca);
-		return ca->ca_dev;
+	mantis->mantis_ca = ca;
+
+	/* register CA interface */
+	ca->en50221.owner		= THIS_MODULE;
+	ca->en50221.read_attribute_mem	= mantis_ca_read_attr_mem;
+	ca->en50221.write_attribute_mem	= mantis_ca_write_attr_mem;
+	ca->en50221.read_cam_control	= mantis_ca_read_cam_ctl;
+	ca->en50221.write_cam_control	= mantis_ca_write_cam_ctl;
+	ca->en50221.slot_reset		= mantis_ca_slot_reset;
+	ca->en50221.slot_shutdown	= mantis_ca_slot_shutdown;
+	ca->en50221.slot_ts_enable	= mantis_ts_control;
+	ca->en50221.poll_slot_status	= mantis_slot_status;
+	ca->en50221.data		= ca;
+
+	dprintk(verbose, MANTIS_ERROR, 1, "Registering EN50221 device");
+	if ((result = dvb_ca_en50221_init(dvb_adapter, &ca->en50221, ca_flags, 1)) != 0) {
+		dprintk(verbose, MANTIS_ERROR, 1, "EN50221: Initialization failed");
+		goto err;
 	}
+	dprintk(verbose, MANTIS_ERROR, 1, "Registered EN50221 device");
+	mantis_evmgr_init(ca);
 	return 0;
-
-error:
-	if (ca != NULL) {
-		dprintk(verbose, MANTIS_ERROR, 1, "Error ..");
-		if (ca->ca_dev != NULL)
-			dvb_unregister_device(ca->ca_dev);
-
-		kfree(ca);
-	}
-	return NULL;
+err:
+	kfree(ca);
+	return result;
 }
 
 void mantis_ca_exit(struct mantis_pci *mantis)
@@ -119,9 +127,8 @@ void mantis_ca_exit(struct mantis_pci *mantis)
 	struct mantis_ca *ca = mantis->mantis_ca;
 
 	mantis_evmgr_exit(ca);
-	dprintk(verbose, MANTIS_ERROR, 0, "CA: Unregister Mantis Adapter(%d) Slot(0)\n", mantis->num);
-	if (ca->ca_dev)
-		dvb_unregister_device(ca->ca_dev);
+	dprintk(verbose, MANTIS_ERROR, 1, "Unregistering EN50221 device");
+	dvb_ca_en50221_release(&ca->en50221);
 
 	kfree(ca);
 }

drivers/media/dvb/mantis/mantis_common.h

@@ -151,7 +151,7 @@ extern int mantis_dvb_exit(struct mantis_pci *mantis);
 extern void mantis_dma_xfer(unsigned long data);
 extern void gpio_set_bits(struct mantis_pci *mantis, u32 bitpos, u8 value);
 
-extern struct dvb_device *mantis_ca_init(struct mantis_pci *mantis);
+extern int mantis_ca_init(struct mantis_pci *mantis);
 extern void mantis_ca_exit(struct mantis_pci *mantis);
 
 

drivers/media/dvb/mantis/mantis_hif.c

@@ -111,10 +111,10 @@ int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data)
 	return 0;
 }
 
-int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr, u32 count, u32 *data)
+int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr)
 {
 	struct mantis_pci *mantis = ca->ca_priv;
-	u32 hif_addr = 0;
+	u32 data, hif_addr = 0;
 
 	hif_addr &= ~MANTIS_GPIF_PCMCIAREG;
 	hif_addr |=  MANTIS_GPIF_HIFRDWRN;
@@ -131,14 +131,14 @@ int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr, u32 count, u32 *data)
 	}
 	udelay(50);
 	ca->hif_job_queue &= ~MANTIS_HIF_IOMRD;
-	*data = mmread(MANTIS_GPIF_HIFDIN);
+	data = mmread(MANTIS_GPIF_HIFDIN);
 	hif_addr |= MANTIS_GPIF_PCMCIAREG;
 	mmwrite(hif_addr, MANTIS_GPIF_HIFADDR);
 
-	return 0;
+	return data;
 }
 
-int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u32 data)
+int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data)
 {
 	struct mantis_pci *mantis = ca->ca_priv;
 	u32 hif_addr = 0;

drivers/media/dvb/mantis/mantis_link.h

@@ -22,6 +22,7 @@
 #define __MANTIS_LINK_H
 
 #include <linux/workqueue.h>
+#include "dvb_ca_en50221.h"
 
 enum mantis_sbuf_status {
 	MANTIS_SBUF_DATA_AVAIL		= 1,
@@ -56,8 +57,10 @@ struct mantis_ca {
 
 	enum mantis_slot_state		slot_state;
 
-	struct dvb_device		*ca_dev;
+//	struct dvb_device		*ca_dev;
 	void				*ca_priv;
+
+	struct dvb_ca_en50221		en50221;
 };
 
 /* CA */
@@ -73,7 +76,7 @@ extern int mantis_hif_init(struct mantis_ca *ca);
 extern void mantis_hif_exit(struct mantis_ca *ca);
 extern int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr);
 extern int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data);
-extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr, u32 count, u32 *data);
-extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u32 data);
+extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr);
+extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data);
 
 #endif // __MANTIS_LINK_H