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path: root/drivers/media/pci/dm1105/dm1105.c
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Diffstat (limited to 'drivers/media/pci/dm1105/dm1105.c')
-rw-r--r--drivers/media/pci/dm1105/dm1105.c82
1 files changed, 33 insertions, 49 deletions
diff --git a/drivers/media/pci/dm1105/dm1105.c b/drivers/media/pci/dm1105/dm1105.c
index ab797fe466d2..9e9c7c071acc 100644
--- a/drivers/media/pci/dm1105/dm1105.c
+++ b/drivers/media/pci/dm1105/dm1105.c
@@ -1,22 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* dm1105.c - driver for DVB cards based on SDMC DM1105 PCI chip
*
* Copyright (C) 2008 Igor M. Liplianin <liplianin@me.by>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
*/
#include <linux/i2c.h>
@@ -25,18 +11,17 @@
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/proc_fs.h>
#include <linux/pci.h>
#include <linux/dma-mapping.h>
#include <linux/slab.h>
#include <media/rc-core.h>
-#include "demux.h"
-#include "dmxdev.h"
-#include "dvb_demux.h"
-#include "dvb_frontend.h"
-#include "dvb_net.h"
-#include "dvbdev.h"
+#include <media/demux.h>
+#include <media/dmxdev.h>
+#include <media/dvb_demux.h>
+#include <media/dvb_frontend.h>
+#include <media/dvb_net.h>
+#include <media/dvbdev.h>
#include "dvb-pll.h"
#include "stv0299.h"
@@ -315,8 +300,7 @@ static void dm1105_card_list(struct pci_dev *pci)
"dm1105: Updating to the latest version might help\n"
"dm1105: as well.\n");
}
- printk(KERN_ERR "Here is a list of valid choices for the card=<n> "
- "insmod option:\n");
+ printk(KERN_ERR "Here is a list of valid choices for the card=<n> insmod option:\n");
for (i = 0; i < ARRAY_SIZE(dm1105_boards); i++)
printk(KERN_ERR "dm1105: card=%d -> %s\n",
i, dm1105_boards[i].name);
@@ -522,7 +506,7 @@ static int dm1105_i2c_xfer(struct i2c_adapter *i2c_adap,
msgs[i].buf[byte] = rc;
}
} else if ((msgs[i].buf[0] == 0xf7) && (msgs[i].addr == 0x55)) {
- /* prepaired for cx24116 firmware */
+ /* prepared for cx24116 firmware */
/* Write in small blocks */
len = msgs[i].len - 1;
k = 1;
@@ -576,7 +560,7 @@ static u32 functionality(struct i2c_adapter *adap)
return I2C_FUNC_I2C;
}
-static struct i2c_algorithm dm1105_algo = {
+static const struct i2c_algorithm dm1105_algo = {
.master_xfer = dm1105_i2c_xfer,
.functionality = functionality,
};
@@ -591,7 +575,8 @@ static inline struct dm1105_dev *frontend_to_dm1105_dev(struct dvb_frontend *fe)
return container_of(fe->dvb, struct dm1105_dev, dvb_adapter);
}
-static int dm1105_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
+static int dm1105_set_voltage(struct dvb_frontend *fe,
+ enum fe_sec_voltage voltage)
{
struct dm1105_dev *dev = frontend_to_dm1105_dev(fe);
@@ -614,24 +599,22 @@ static int dm1105_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
static void dm1105_set_dma_addr(struct dm1105_dev *dev)
{
- dm_writel(DM1105_STADR, cpu_to_le32(dev->dma_addr));
+ dm_writel(DM1105_STADR, (__force u32)cpu_to_le32(dev->dma_addr));
}
static int dm1105_dma_map(struct dm1105_dev *dev)
{
- dev->ts_buf = pci_alloc_consistent(dev->pdev,
- 6 * DM1105_DMA_BYTES,
- &dev->dma_addr);
+ dev->ts_buf = dma_alloc_coherent(&dev->pdev->dev,
+ 6 * DM1105_DMA_BYTES, &dev->dma_addr,
+ GFP_KERNEL);
return !dev->ts_buf;
}
static void dm1105_dma_unmap(struct dm1105_dev *dev)
{
- pci_free_consistent(dev->pdev,
- 6 * DM1105_DMA_BYTES,
- dev->ts_buf,
- dev->dma_addr);
+ dma_free_coherent(&dev->pdev->dev, 6 * DM1105_DMA_BYTES, dev->ts_buf,
+ dev->dma_addr);
}
static void dm1105_enable_irqs(struct dm1105_dev *dev)
@@ -678,7 +661,8 @@ static void dm1105_emit_key(struct work_struct *work)
data = (ircom >> 8) & 0x7f;
- rc_keydown(ir->dev, data, 0);
+ /* FIXME: UNKNOWN because we don't generate a full NEC scancode (yet?) */
+ rc_keydown(ir->dev, RC_PROTO_UNKNOWN, data, 0);
}
/* work handler */
@@ -742,7 +726,7 @@ static int dm1105_ir_init(struct dm1105_dev *dm1105)
struct rc_dev *dev;
int err = -ENOMEM;
- dev = rc_allocate_device();
+ dev = rc_allocate_device(RC_DRIVER_SCANCODE);
if (!dev)
return -ENOMEM;
@@ -751,8 +735,7 @@ static int dm1105_ir_init(struct dm1105_dev *dm1105)
dev->driver_name = MODULE_NAME;
dev->map_name = RC_MAP_DM1105_NEC;
- dev->driver_type = RC_DRIVER_SCANCODE;
- dev->input_name = "DVB on-card IR receiver";
+ dev->device_name = "DVB on-card IR receiver";
dev->input_phys = dm1105->ir.input_phys;
dev->input_id.bustype = BUS_PCI;
dev->input_id.version = 1;
@@ -819,7 +802,7 @@ static void dm1105_hw_exit(struct dm1105_dev *dev)
dm1105_dma_unmap(dev);
}
-static struct stv0299_config sharp_z0194a_config = {
+static const struct stv0299_config sharp_z0194a_config = {
.demod_address = 0x68,
.inittab = sharp_z0194a_inittab,
.mclk = 88000000UL,
@@ -990,6 +973,9 @@ static int dm1105_probe(struct pci_dev *pdev,
int ret = -ENOMEM;
int i;
+ if (dm1105_devcount >= ARRAY_SIZE(card))
+ return -ENODEV;
+
dev = kzalloc(sizeof(struct dm1105_dev), GFP_KERNEL);
if (!dev)
return -ENOMEM;
@@ -1022,7 +1008,7 @@ static int dm1105_probe(struct pci_dev *pdev,
if (ret < 0)
goto err_kfree;
- ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+ ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32));
if (ret < 0)
goto err_pci_disable_device;
@@ -1047,7 +1033,7 @@ static int dm1105_probe(struct pci_dev *pdev,
/* i2c */
i2c_set_adapdata(&dev->i2c_adap, dev);
- strcpy(dev->i2c_adap.name, DRIVER_NAME);
+ strscpy(dev->i2c_adap.name, DRIVER_NAME, sizeof(dev->i2c_adap.name));
dev->i2c_adap.owner = THIS_MODULE;
dev->i2c_adap.dev.parent = &pdev->dev;
dev->i2c_adap.algo = &dm1105_algo;
@@ -1058,7 +1044,8 @@ static int dm1105_probe(struct pci_dev *pdev,
goto err_dm1105_hw_exit;
i2c_set_adapdata(&dev->i2c_bb_adap, dev);
- strcpy(dev->i2c_bb_adap.name, DM1105_I2C_GPIO_NAME);
+ strscpy(dev->i2c_bb_adap.name, DM1105_I2C_GPIO_NAME,
+ sizeof(dev->i2c_bb_adap.name));
dev->i2c_bb_adap.owner = THIS_MODULE;
dev->i2c_bb_adap.dev.parent = &pdev->dev;
dev->i2c_bb_adap.algo_data = &dev->i2c_bit;
@@ -1178,7 +1165,6 @@ err_pci_release_regions:
err_pci_disable_device:
pci_disable_device(pdev);
err_kfree:
- pci_set_drvdata(pdev, NULL);
kfree(dev);
return ret;
}
@@ -1190,6 +1176,7 @@ static void dm1105_remove(struct pci_dev *pdev)
struct dvb_demux *dvbdemux = &dev->demux;
struct dmx_demux *dmx = &dvbdemux->dmx;
+ cancel_work_sync(&dev->ir.work);
dm1105_ir_exit(dev);
dmx->close(dmx);
dvb_net_release(&dev->dvbnet);
@@ -1202,21 +1189,18 @@ static void dm1105_remove(struct pci_dev *pdev)
dvb_dmxdev_release(&dev->dmxdev);
dvb_dmx_release(dvbdemux);
dvb_unregister_adapter(dvb_adapter);
- if (&dev->i2c_adap)
- i2c_del_adapter(&dev->i2c_adap);
+ i2c_del_adapter(&dev->i2c_adap);
dm1105_hw_exit(dev);
- synchronize_irq(pdev->irq);
free_irq(pdev->irq, dev);
pci_iounmap(pdev, dev->io_mem);
pci_release_regions(pdev);
pci_disable_device(pdev);
- pci_set_drvdata(pdev, NULL);
dm1105_devcount--;
kfree(dev);
}
-static struct pci_device_id dm1105_id_table[] = {
+static const struct pci_device_id dm1105_id_table[] = {
{
.vendor = PCI_VENDOR_ID_TRIGEM,
.device = PCI_DEVICE_ID_DM1105,
generated by cgit (git 2.34.1) at 2025-12-26 03:39:55 +0000