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https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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V4L/DVB (6431): Improve firmware format
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab
parent
215b95baf9
commit
de3fe21ba2
3 changed files with 461 additions and 117 deletions
99
drivers/media/video/tuner-xc2028-types.h
Normal file
99
drivers/media/video/tuner-xc2028-types.h
Normal file
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@ -0,0 +1,99 @@
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/* tuner-xc2028_types
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*
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* Copyright (c) 2007 Mauro Carvalho Chehab (mchehab@infradead.org)
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* This code is placed under the terms of the GNU General Public License v2
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*/
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/* xc3028 firmware types */
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/* BASE firmware should be loaded before any other firmware */
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#define BASE (1<<0)
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/* F8MHZ marks BASE firmwares for 8 MHz Bandwidth */
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#define F8MHZ (1<<1)
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/* Multichannel Television Sound (MTS)
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Those firmwares are capable of using xc2038 DSP to decode audio and
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produce a baseband audio output on some pins of the chip.
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There are MTS firmwares for the most used video standards. It should be
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required to use MTS firmwares, depending on the way audio is routed into
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the bridge chip
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*/
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#define MTS (1<<2)
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/* FIXME: I have no idea what's the difference between
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D2620 and D2633 firmwares
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*/
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#define D2620 (1<<3)
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#define D2633 (1<<4)
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/* DTV firmwares for 6, 7 and 8 MHz
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DTV6 - 6MHz - ATSC/DVB-C/DVB-T/ISDB-T/DOCSIS
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DTV8 - 8MHz - DVB-C/DVB-T
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*/
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#define DTV6_ATSC (1<<5)
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#define DTV6_QAM (1<<6)
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#define DTV7 (1<<7)
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#define DTV78 (1<<8)
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#define DTV8 (1<<9)
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/* There's a FM | BASE firmware + FM specific firmware (std=0) */
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#define FM (1<<10)
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/* Applies only for FM firmware
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Makes it use RF input 1 (pin #2) instead of input 2 (pin #4)
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*/
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#define INPUT1 (1<<11)
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/* LCD firmwares exist only for MTS STD/MN (PAL or NTSC/M)
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and for non-MTS STD/MN (PAL, NTSC/M or NTSC/Kr)
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There are variants both with and without NOGD
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*/
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#define LCD (1<<12)
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/* NOGD firmwares exist only for MTS STD/MN (PAL or NTSC/M)
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and for non-MTS STD/MN (PAL, NTSC/M or NTSC/Kr)
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*/
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#define NOGD (1<<13)
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/* Old firmwares were broken into init0 and init1 */
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#define INIT1 (1<<14)
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/* Newer types to be moved to videodev2.h */
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#define V4L2_STD_SECAM_K3 (0x02000000)
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/* Audio types */
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#define V4L2_STD_A2_A (1L<<32)
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#define V4L2_STD_A2_B (1L<<33)
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#define V4L2_STD_NICAM_A (1L<<34)
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#define V4L2_STD_NICAM_B (1L<<35)
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#define V4L2_STD_AM (1L<<36)
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#define V4L2_STD_BTSC (1L<<37)
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#define V4L2_STD__EIAJ (1L<<38)
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#define V4L2_STD_A2 (V4L2_STD_A2_A | V4L2_STD_A2_B)
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#define V4L2_STD_NICAM (V4L2_STD_NICAM_A | V4L2_STD_NICAM_B)
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/* To preserve backward compatibilty,
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(std & V4L2_STD_AUDIO) = 0 means that ALL audio stds are supported
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*/
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#define V4L2_STD_AUDIO (V4L2_STD_A2 | \
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V4L2_STD_NICAM | \
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V4L2_STD_AM | \
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V4L2_STD_BTSC | \
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V4L2_STD_EIAJ)
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/* Used standards with audio restrictions */
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#define V4L2_STD_PAL_BG_A2_A (V4L2_STD_PAL_BG | V4L2_STD_A2_A)
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#define V4L2_STD_PAL_BG_A2_B (V4L2_STD_PAL_BG | V4L2_STD_A2_B)
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#define V4L2_STD_PAL_BG_NICAM_A (V4L2_STD_PAL_BG | V4L2_STD_NICAM_A)
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#define V4L2_STD_PAL_BG_NICAM_B (V4L2_STD_PAL_BG | V4L2_STD_NICAM_B)
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#define V4L2_STD_PAL_DK_A2 (V4L2_STD_PAL_DK | V4L2_STD_A2)
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#define V4L2_STD_PAL_DK_NICAM (V4L2_STD_PAL_DK | V4L2_STD_NICAM)
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#define V4L2_STD_SECAM_L_NICAM (V4L2_STD_SECAM_L | V4L2_STD_NICAM)
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#define V4L2_STD_SECAM_L_AM (V4L2_STD_SECAM_L | V4L2_STD_AM)
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@ -15,6 +15,7 @@
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#include <linux/mutex.h>
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#include "tuner-i2c.h"
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#include "tuner-xc2028.h"
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#include "tuner-xc2028-types.h"
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#include <linux/dvb/frontend.h>
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#include "dvb_frontend.h"
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@ -22,21 +23,13 @@
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#define PREFIX "xc2028 "
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static LIST_HEAD(xc2028_list);
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/* Firmwares used on tm5600/tm6000 + xc2028/xc3028 */
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/* Generic firmwares */
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static const char *firmware_INIT0 = "tm_xc3028_MTS_init0.fw";
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static const char *firmware_8MHZ_INIT0 = "tm_xc3028_8M_MTS_init0.fw";
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static const char *firmware_INIT1 = "tm_xc3028_68M_MTS_init1.fw";
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/* Standard-specific firmwares */
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static const char *firmware_6M = "tm_xc3028_DTV_6M.fw";
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static const char *firmware_7M = "tm_xc3028_DTV_7M.fw";
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static const char *firmware_8M = "tm_xc3028_DTV_8M.fw";
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static const char *firmware_B = "tm_xc3028_B_PAL.fw";
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static const char *firmware_DK = "tm_xc3028_DK_PAL_MTS.fw";
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static const char *firmware_MN = "tm_xc3028_MN_BTSC.fw";
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/* struct for storing firmware table */
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struct firmware_description {
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unsigned int type;
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v4l2_std_id id;
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unsigned char *ptr;
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unsigned int size;
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};
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struct xc2028_data {
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struct list_head xc2028_list;
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@ -46,7 +39,14 @@ struct xc2028_data {
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struct device *dev;
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void *video_dev;
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int count;
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u32 frequency;
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__u32 frequency;
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struct firmware_description *firm;
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int firm_size;
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__u16 version;
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struct xc2028_ctrl ctrl;
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v4l2_std_id firm_type; /* video stds supported
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by current firmware */
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@ -54,6 +54,9 @@ struct xc2028_data {
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6M, 7M or 8M */
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int need_load_generic; /* The generic firmware
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were loaded? */
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int max_len; /* Max firmware chunk */
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enum tuner_mode mode;
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struct i2c_client *i2c_client;
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@ -102,92 +105,263 @@ static int xc2028_get_reg(struct xc2028_data *priv, u16 reg)
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return (buf[1])|(buf[0]<<8);
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}
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static int load_firmware (struct dvb_frontend *fe, const char *name)
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static void free_firmware (struct xc2028_data *priv)
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{
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struct xc2028_data *priv = fe->tuner_priv;
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int i;
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if (!priv->firm)
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return;
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for (i=0;i<priv->firm_size;i++) {
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if (priv->firm[i].ptr)
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kfree(priv->firm[i].ptr);
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}
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kfree(priv->firm);
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priv->firm=NULL;
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priv->need_load_generic = 1;
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}
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static int load_all_firmwares (struct dvb_frontend *fe)
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{
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struct xc2028_data *priv = fe->tuner_priv;
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const struct firmware *fw=NULL;
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unsigned char *p, *endp;
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int len=0, rc=0;
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static const char firmware_ver[] = "tm6000/xcv v1";
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int rc=0, n, n_array;
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char name[33];
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tuner_info("%s called\n", __FUNCTION__);
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tuner_info("Loading firmware %s\n", name);
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rc = request_firmware(&fw, name, priv->dev);
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tuner_info("Loading firmware %s\n", priv->ctrl.fname);
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rc = request_firmware(&fw, priv->ctrl.fname, priv->dev);
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if (rc < 0) {
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if (rc==-ENOENT)
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tuner_info("Error: firmware %s not found.\n", name);
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tuner_info("Error: firmware %s not found.\n",
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priv->ctrl.fname);
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else
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tuner_info("Error %d while requesting firmware %s \n", rc, name);
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tuner_info("Error %d while requesting firmware %s \n",
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rc, priv->ctrl.fname);
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return rc;
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}
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p=fw->data;
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endp=p+fw->size;
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if(fw->size==0) {
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if(fw->size<sizeof(name)-1+2) {
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tuner_info("Error: firmware size is zero!\n");
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rc=-EINVAL;
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goto err;
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}
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if (fw->size<sizeof(firmware_ver)-1) {
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/* Firmware is incorrect */
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tuner_info("Error: firmware size is less than header (%d<%d)!\n",
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(int)fw->size,(int)sizeof(firmware_ver)-1);
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rc=-EINVAL;
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goto err;
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goto done;
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}
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if (memcmp(p,firmware_ver,sizeof(firmware_ver)-1)) {
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/* Firmware is incorrect */
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tuner_info("Error: firmware is not for tm5600/6000 + Xcv2028/3028!\n");
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rc=-EINVAL;
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goto err;
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}
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p+=sizeof(firmware_ver)-1;
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memcpy(name,p,sizeof(name)-1);
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name[sizeof(name)-1]=0;
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p+=sizeof(name)-1;
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while(p<endp) {
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if ((*p) & 0x80) {
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priv->version = le16_to_cpu(*(__u16 *)p);
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p += 2;
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tuner_info("firmware: %s, ver %d.%d\n", name,
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priv->version>>8, priv->version&0xff);
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if (p+2>endp)
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goto corrupt;
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n_array = le16_to_cpu(*(__u16 *)p);
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p += 2;
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tuner_info("there are %d firmwares at %s\n", n_array, priv->ctrl.fname);
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priv->firm=kzalloc(sizeof(*priv->firm)*n_array,GFP_KERNEL);
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if (!fw) {
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tuner_info("Not enough memory for loading firmware.\n");
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rc=-ENOMEM;
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goto done;
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}
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priv->firm_size = n_array;
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n=-1;
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while (p<endp) {
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__u32 type, size;
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v4l2_std_id id;
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n++;
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if (n >= n_array) {
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tuner_info("Too much firmwares at the file\n");
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goto corrupt;
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}
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/* Checks if there's enough bytes to read */
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if (p+sizeof(type)+sizeof(id)+sizeof(size)>endp) {
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tuner_info("Lost firmware!\n");
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goto corrupt;
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}
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type = le32_to_cpu(*(__u32 *)p);
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p += sizeof(type);
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id = le64_to_cpu(*(v4l2_std_id *)p);
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p += sizeof(id);
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size = le32_to_cpu(*(v4l2_std_id *)p);
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p += sizeof(size);
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if ((!size)||(size+p>endp)) {
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tuner_info("Firmware type %x, id %lx corrupt\n",
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type, (unsigned long) id);
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goto corrupt;
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}
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priv->firm[n].ptr=kzalloc(size,GFP_KERNEL);
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if (!priv->firm[n].ptr) {
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tuner_info("Not enough memory.\n");
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rc=-ENOMEM;
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goto err;
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}
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tuner_info("Loading firmware type %x, id %lx, size=%d.\n",
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type, (unsigned long) id, size);
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memcpy(priv->firm[n].ptr, p, size);
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priv->firm[n].type = type;
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priv->firm[n].id = id;
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priv->firm[n].size = size;
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p += size;
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}
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if (n+1 != priv->firm_size) {
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tuner_info("Firmware file is incomplete!\n");
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goto corrupt;
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}
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goto done;
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corrupt:
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rc=-EINVAL;
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tuner_info("Error: firmware file is corrupted!\n");
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err:
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tuner_info("Releasing loaded firmware file.\n");
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free_firmware(priv);
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done:
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release_firmware(fw);
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tuner_info("Firmware files loaded.\n");
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return rc;
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}
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static int load_firmware (struct dvb_frontend *fe, unsigned int type,
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v4l2_std_id *id)
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{
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struct xc2028_data *priv = fe->tuner_priv;
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int i, rc;
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unsigned char *p, *endp, buf[priv->max_len];
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tuner_info("%s called\n", __FUNCTION__);
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if (!priv->firm) {
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printk (KERN_ERR PREFIX "Error! firmware not loaded\n");
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return -EINVAL;
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}
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if ((type == 0) && (*id == 0))
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*id=V4L2_STD_PAL;
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/* Seek for exact match */
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for (i=0;i<priv->firm_size;i++) {
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if ( (type == priv->firm[i].type) &&
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(*id == priv->firm[i].id))
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goto found;
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}
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/* Seek for generic video standard match */
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for (i=0;i<priv->firm_size;i++) {
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if ( (type == priv->firm[i].type) && (*id & priv->firm[i].id))
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goto found;
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}
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/*FIXME: Would make sense to seek for type "hint" match ? */
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tuner_info ("Can't find firmware for type=%x, id=%lx\n", type,
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(long int)*id);
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return -EINVAL;
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found:
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*id = priv->firm[i].id;
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tuner_info ("Found firmware for type=%x, id=%lx\n", type,
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(long int)*id);
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p = priv->firm[i].ptr;
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if (!p) {
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printk(KERN_ERR PREFIX "Firmware pointer were freed!");
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return -EINVAL;
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}
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endp = p+priv->firm[i].size;
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|
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while (p<endp) {
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__u16 size;
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/* Checks if there's enough bytes to read */
|
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if (p+sizeof(size)>endp) {
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tuner_info("missing bytes\n");
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return -EINVAL;
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}
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|
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size = le16_to_cpu(*(__u16 *)p);
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p += sizeof(size);
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if (size == 0xffff)
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return 0;
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|
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if (!size) {
|
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/* Special callback command received */
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rc = priv->tuner_callback(priv->video_dev,
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XC2028_TUNER_RESET, (*p)&0x7f);
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XC2028_TUNER_RESET, 0);
|
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if (rc<0) {
|
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tuner_info("Error at RESET code %d\n",
|
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(*p)&0x7f);
|
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goto err;
|
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return -EINVAL;
|
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}
|
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p++;
|
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continue;
|
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}
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len=*p;
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p++;
|
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if (p+len+1>endp) {
|
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/* Firmware is incorrect */
|
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tuner_info("Error: firmware is truncated!\n");
|
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rc=-EINVAL;
|
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goto err;
|
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}
|
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if (len<=0) {
|
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tuner_info("Error: firmware file is corrupted!\n");
|
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rc=-EINVAL;
|
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goto err;
|
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|
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/* Checks for a sleep command */
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if (size & 0x8000) {
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msleep (size & 0x7fff);
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continue;
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}
|
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|
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i2c_send(rc, priv, p, len);
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if (rc<0)
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goto err;
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p+=len;
|
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if ((size + p > endp)) {
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tuner_info("missing bytes: need %d, have %d\n",
|
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size, (int)(endp-p));
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return -EINVAL;
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}
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if (*p)
|
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msleep(*p);
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buf[0] = *p;
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p++;
|
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size--;
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/* Sends message chunks */
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while (size>0) {
|
||||
int len = (size<priv->max_len-1)?size:priv->max_len-1;
|
||||
|
||||
memcpy(buf+1, p, len);
|
||||
|
||||
i2c_send(rc, priv, buf, len+1);
|
||||
if (rc<0) {
|
||||
tuner_info("%d returned from send\n",rc);
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
p += len;
|
||||
size -= len;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
err:
|
||||
release_firmware(fw);
|
||||
|
||||
return rc;
|
||||
return -EINVAL;
|
||||
}
|
||||
|
||||
static int check_firmware(struct dvb_frontend *fe, enum tuner_mode new_mode,
|
||||
|
|
@ -196,11 +370,21 @@ static int check_firmware(struct dvb_frontend *fe, enum tuner_mode new_mode,
|
|||
{
|
||||
struct xc2028_data *priv = fe->tuner_priv;
|
||||
int rc, version;
|
||||
const char *name;
|
||||
int change_digital_bandwidth;
|
||||
v4l2_std_id std0=0;
|
||||
unsigned int type0=0,type=0;
|
||||
int change_digital_bandwidth;
|
||||
|
||||
tuner_info("%s called\n", __FUNCTION__);
|
||||
|
||||
if (!priv->firm) {
|
||||
if (!priv->ctrl.fname)
|
||||
return -EINVAL;
|
||||
|
||||
rc=load_all_firmwares(fe);
|
||||
if (rc<0)
|
||||
return rc;
|
||||
}
|
||||
|
||||
tuner_info( "I am in mode %u and I should switch to mode %i\n",
|
||||
priv->mode, new_mode);
|
||||
|
||||
|
|
@ -213,23 +397,31 @@ static int check_firmware(struct dvb_frontend *fe, enum tuner_mode new_mode,
|
|||
change_digital_bandwidth = (priv->mode == T_DIGITAL_TV
|
||||
&& bandwidth != priv->bandwidth) ? 1 : 0;
|
||||
tuner_info("old bandwidth %u, new bandwidth %u\n", priv->bandwidth,
|
||||
bandwidth);
|
||||
bandwidth);
|
||||
|
||||
if (priv->need_load_generic) {
|
||||
if (priv->bandwidth==8)
|
||||
name = firmware_8MHZ_INIT0;
|
||||
else
|
||||
name = firmware_INIT0;
|
||||
|
||||
/* Reset is needed before loading firmware */
|
||||
rc = priv->tuner_callback(priv->video_dev,
|
||||
XC2028_TUNER_RESET, 0);
|
||||
if (rc<0)
|
||||
return rc;
|
||||
|
||||
rc = load_firmware(fe,name);
|
||||
if (rc<0)
|
||||
type0=BASE;
|
||||
|
||||
if (priv->ctrl.type == XC2028_FIRM_MTS)
|
||||
type0 |= MTS;
|
||||
|
||||
if (priv->bandwidth==8)
|
||||
type0 |= F8MHZ;
|
||||
|
||||
/* FIXME: How to load FM and FM|INPUT1 firmwares? */
|
||||
|
||||
rc = load_firmware(fe, type0, &std0);
|
||||
if (rc<0) {
|
||||
tuner_info("Error %d while loading generic firmware\n",
|
||||
rc);
|
||||
return rc;
|
||||
}
|
||||
|
||||
priv->need_load_generic=0;
|
||||
priv->firm_type=0;
|
||||
|
|
@ -241,49 +433,53 @@ static int check_firmware(struct dvb_frontend *fe, enum tuner_mode new_mode,
|
|||
tuner_info("I should change bandwidth %u\n",
|
||||
change_digital_bandwidth);
|
||||
|
||||
/* FIXME: t->std makes no sense here */
|
||||
if (change_digital_bandwidth) {
|
||||
|
||||
/*FIXME: Should allow selecting between D2620 and D2633 */
|
||||
type |= D2620;
|
||||
|
||||
/* FIXME: When should select a DTV78 firmware?
|
||||
*/
|
||||
switch(bandwidth) {
|
||||
case BANDWIDTH_8_MHZ:
|
||||
std = V4L2_STD_DTV_8MHZ;
|
||||
case BANDWIDTH_8_MHZ:
|
||||
type |= DTV8;
|
||||
break;
|
||||
case BANDWIDTH_7_MHZ:
|
||||
type |= DTV7;
|
||||
break;
|
||||
case BANDWIDTH_6_MHZ:
|
||||
/* FIXME: Should allow select also ATSC */
|
||||
type |= DTV6_QAM;
|
||||
break;
|
||||
|
||||
case BANDWIDTH_7_MHZ:
|
||||
std = V4L2_STD_DTV_7MHZ;
|
||||
break;
|
||||
|
||||
case BANDWIDTH_6_MHZ:
|
||||
std = V4L2_STD_DTV_6MHZ;
|
||||
break;
|
||||
|
||||
default:
|
||||
tuner_info("error: bandwidth not supported.\n");
|
||||
default:
|
||||
tuner_info("error: bandwidth not supported.\n");
|
||||
};
|
||||
priv->bandwidth = bandwidth;
|
||||
}
|
||||
|
||||
/* Load INIT1, if needed */
|
||||
tuner_info("Trying to load init1 firmware\n");
|
||||
type0 = BASE | INIT1 | priv->ctrl.type;
|
||||
if (priv->ctrl.type == XC2028_FIRM_MTS)
|
||||
type0 |= MTS;
|
||||
|
||||
/* FIXME: Should handle errors - if INIT1 found */
|
||||
rc = load_firmware(fe, type0, &std0);
|
||||
|
||||
/* FIXME: Should add support for FM radio
|
||||
*/
|
||||
|
||||
if (priv->ctrl.type == XC2028_FIRM_MTS)
|
||||
type |= MTS;
|
||||
|
||||
tuner_info("firmware standard to load: %08lx\n",(unsigned long) std);
|
||||
if (priv->firm_type & std) {
|
||||
tuner_info("xc3028: no need to load a std-specific firmware.\n");
|
||||
tuner_info("no need to load a std-specific firmware.\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
rc = load_firmware(fe,firmware_INIT1);
|
||||
|
||||
if (std & V4L2_STD_MN)
|
||||
name=firmware_MN;
|
||||
else if (std & V4L2_STD_DTV_6MHZ)
|
||||
name=firmware_6M;
|
||||
else if (std & V4L2_STD_DTV_7MHZ)
|
||||
name=firmware_7M;
|
||||
else if (std & V4L2_STD_DTV_8MHZ)
|
||||
name=firmware_8M;
|
||||
else if (std & V4L2_STD_PAL_B)
|
||||
name=firmware_B;
|
||||
else
|
||||
name=firmware_DK;
|
||||
|
||||
tuner_info("loading firmware named %s.\n", name);
|
||||
rc = load_firmware(fe, name);
|
||||
rc = load_firmware(fe, type, &std);
|
||||
if (rc<0)
|
||||
return rc;
|
||||
|
||||
|
|
@ -341,11 +537,11 @@ static int generic_set_tv_freq(struct dvb_frontend *fe, u32 freq /* in Hz */,
|
|||
|
||||
tuner_info("%s called\n", __FUNCTION__);
|
||||
|
||||
mutex_lock(&priv->lock);
|
||||
|
||||
/* HACK: It seems that specific firmware need to be reloaded
|
||||
when freq is changed */
|
||||
|
||||
mutex_lock(&priv->lock);
|
||||
|
||||
priv->firm_type=0;
|
||||
|
||||
/* Reset GPIO 1 */
|
||||
|
|
@ -365,7 +561,13 @@ static int generic_set_tv_freq(struct dvb_frontend *fe, u32 freq /* in Hz */,
|
|||
div = (freq - offset + DIV/2)/DIV;
|
||||
|
||||
/* CMD= Set frequency */
|
||||
send_seq(priv, {0x00, 0x02, 0x00, 0x00});
|
||||
|
||||
if (priv->version<0x0202) {
|
||||
send_seq(priv, {0x00, 0x02, 0x00, 0x00});
|
||||
} else {
|
||||
send_seq(priv, {0x80, 0x02, 0x00, 0x00});
|
||||
}
|
||||
|
||||
rc = priv->tuner_callback(priv->video_dev, XC2028_RESET_CLK, 1);
|
||||
if (rc<0)
|
||||
goto ret;
|
||||
|
|
@ -436,8 +638,13 @@ static int xc2028_dvb_release(struct dvb_frontend *fe)
|
|||
|
||||
priv->count--;
|
||||
|
||||
if (!priv->count)
|
||||
if (!priv->count) {
|
||||
if (priv->ctrl.fname)
|
||||
kfree(priv->ctrl.fname);
|
||||
|
||||
free_firmware(priv);
|
||||
kfree (priv);
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -453,6 +660,32 @@ static int xc2028_get_frequency(struct dvb_frontend *fe, u32 *frequency)
|
|||
return 0;
|
||||
}
|
||||
|
||||
static int xc2028_set_config (struct dvb_frontend *fe, void *priv_cfg)
|
||||
{
|
||||
struct xc2028_data *priv = fe->tuner_priv;
|
||||
struct xc2028_ctrl *p = priv_cfg;
|
||||
|
||||
tuner_info("%s called\n", __FUNCTION__);
|
||||
|
||||
priv->ctrl.type = p->type;
|
||||
|
||||
if (p->fname) {
|
||||
if (priv->ctrl.fname)
|
||||
kfree(priv->ctrl.fname);
|
||||
|
||||
priv->ctrl.fname = kmalloc(strlen(p->fname)+1, GFP_KERNEL);
|
||||
if (!priv->ctrl.fname)
|
||||
return -ENOMEM;
|
||||
|
||||
free_firmware(priv);
|
||||
strcpy(priv->ctrl.fname, p->fname);
|
||||
}
|
||||
|
||||
tuner_info("%s OK\n", __FUNCTION__);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static const struct dvb_tuner_ops xc2028_dvb_tuner_ops = {
|
||||
.info = {
|
||||
.name = "Xceive XC3028",
|
||||
|
|
@ -461,6 +694,7 @@ static const struct dvb_tuner_ops xc2028_dvb_tuner_ops = {
|
|||
.frequency_step = 50000,
|
||||
},
|
||||
|
||||
.set_config = xc2028_set_config,
|
||||
.set_analog_params = xc2028_set_tv_freq,
|
||||
.release = xc2028_dvb_release,
|
||||
.get_frequency = xc2028_get_frequency,
|
||||
|
|
@ -513,6 +747,8 @@ int xc2028_attach(struct dvb_frontend *fe, struct i2c_adapter* i2c_adap,
|
|||
priv->dev = dev;
|
||||
priv->video_dev = video_dev;
|
||||
priv->tuner_callback = tuner_callback;
|
||||
priv->max_len = 13;
|
||||
|
||||
|
||||
mutex_init(&priv->lock);
|
||||
|
||||
|
|
|
|||
|
|
@ -9,13 +9,22 @@
|
|||
|
||||
#include "dvb_frontend.h"
|
||||
|
||||
#define XC2028_DEFAULT_FIRMWARE "xc3028-v27.fw"
|
||||
|
||||
enum xc2028_firm_type {
|
||||
XC2028_FIRM_NORMAL,
|
||||
XC2028_FIRM_MTS,
|
||||
};
|
||||
|
||||
struct xc2028_ctrl {
|
||||
enum xc2028_firm_type type;
|
||||
char *fname;
|
||||
};
|
||||
|
||||
/* xc2028 commands for callback */
|
||||
#define XC2028_TUNER_RESET 0
|
||||
#define XC2028_RESET_CLK 1
|
||||
|
||||
struct dvb_frontend;
|
||||
struct i2c_client;
|
||||
|
||||
#if defined(CONFIG_TUNER_XC2028) || (defined(CONFIG_TUNER_XC2028_MODULE) && defined(MODULE))
|
||||
int xc2028_attach(struct dvb_frontend *fe, struct i2c_adapter* i2c_adap,
|
||||
u8 i2c_addr, struct device *dev, void *video_dev,
|
||||
|
|
|
|||
Loading…
Reference in a new issue