diff options
author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-12-10 17:29:47 -0200 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-12-10 17:29:47 -0200 |
commit | c3e004458c858a5cea7dc5a693c25b301c0a47a8 (patch) | |
tree | b7aced58dd900d9afd01531ffefd1b00dffda92c | |
parent | df971dfe066837946222937b94068df80d1270f2 (diff) | |
parent | 73718ca8bbd9619f9d42780499c63b32fd074052 (diff) | |
download | mediapointer-dvb-s2-c3e004458c858a5cea7dc5a693c25b301c0a47a8.tar.gz mediapointer-dvb-s2-c3e004458c858a5cea7dc5a693c25b301c0a47a8.tar.bz2 |
merge backout patch
From: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
29 files changed, 1183 insertions, 654 deletions
@@ -106,3 +106,14 @@ update - updates the tree from master repository commit - commits the change, asking for a commit msg push - sends outgoing stuff to master repository + +checkemacs - checks codingstyle and reports to emacs + using "make checkemacs" at emacs compile menu, + will report the lines with errors inside emacs. + +checkpatch - checks codingstyle and reports using the same + format as c. This way, c error parsers will + handle it. + +checkterse - checks codingstyle and reports using terse + syntax, used on several compilaton tools. diff --git a/linux/Documentation/video4linux/CARDLIST.ivtv b/linux/Documentation/video4linux/CARDLIST.ivtv index ddd76a0eb..a019e27e4 100644 --- a/linux/Documentation/video4linux/CARDLIST.ivtv +++ b/linux/Documentation/video4linux/CARDLIST.ivtv @@ -16,3 +16,9 @@ 16 -> GOTVIEW PCI DVD2 Deluxe [ffac:0600] 17 -> Yuan MPC622 [ff01:d998] 18 -> Digital Cowboy DCT-MTVP1 [1461:bfff] +19 -> Yuan PG600V2/GotView PCI DVD Lite [ffab:0600,ffad:0600] +20 -> Club3D ZAP-TV1x01 [ffab:0600] +21 -> AverTV MCE 116 Plus [1461:c439] +22 -> ASUS Falcon2 [1043:4b66,1043:462e,1043:4b2e] +23 -> AverMedia PVR-150 Plus [1461:c035] +24 -> AverMedia EZMaker PCI Deluxe [1461:c03f] diff --git a/linux/drivers/media/video/ivtv/Kconfig b/linux/drivers/media/video/ivtv/Kconfig index 6e5eed5e2..270906fc3 100644 --- a/linux/drivers/media/video/ivtv/Kconfig +++ b/linux/drivers/media/video/ivtv/Kconfig @@ -3,6 +3,7 @@ config VIDEO_IVTV depends on VIDEO_V4L1 && VIDEO_V4L2 && PCI && I2C && EXPERIMENTAL select I2C_ALGOBIT select FW_LOADER + select VIDEO_IR select VIDEO_TUNER select VIDEO_TVEEPROM select VIDEO_CX2341X diff --git a/linux/drivers/media/video/ivtv/ivtv-cards.c b/linux/drivers/media/video/ivtv/ivtv-cards.c index 664fdbca5..654d225a5 100644 --- a/linux/drivers/media/video/ivtv/ivtv-cards.c +++ b/linux/drivers/media/video/ivtv/ivtv-cards.c @@ -40,6 +40,27 @@ #define MSP_MONO MSP_INPUT(MSP_IN_MONO, MSP_IN_TUNER1, \ MSP_DSP_IN_SCART, MSP_DSP_IN_SCART) +/* usual i2c tuner addresses to probe */ +static struct ivtv_card_tuner_i2c ivtv_i2c_std = { + .radio = { I2C_CLIENT_END }, + .demod = { 0x43, I2C_CLIENT_END }, + .tv = { 0x61, 0x60, I2C_CLIENT_END }, +}; + +/* as above, but with possible radio tuner */ +static struct ivtv_card_tuner_i2c ivtv_i2c_radio = { + .radio = { 0x60, I2C_CLIENT_END }, + .demod = { 0x43, I2C_CLIENT_END }, + .tv = { 0x61, I2C_CLIENT_END }, +}; + +/* using the tda8290+75a combo */ +static struct ivtv_card_tuner_i2c ivtv_i2c_tda8290 = { + .radio = { I2C_CLIENT_END }, + .demod = { I2C_CLIENT_END }, + .tv = { 0x4b, I2C_CLIENT_END }, +}; + /********************** card configuration *******************************/ /* Please add new PCI IDs to: http://pci-ids.ucw.cz/iii @@ -73,6 +94,7 @@ static const struct ivtv_card ivtv_card_pvr250 = { { IVTV_CARD_INPUT_LINE_IN2, MSP_SCART3 }, }, .radio_input = { IVTV_CARD_INPUT_AUD_TUNER, MSP_SCART2 }, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -127,6 +149,7 @@ static const struct ivtv_card ivtv_card_pvr350 = { { IVTV_CARD_INPUT_LINE_IN2, MSP_SCART3 }, }, .radio_input = { IVTV_CARD_INPUT_AUD_TUNER, MSP_SCART2 }, + .i2c = &ivtv_i2c_std, }; /* PVR-350 V1 boards have a different audio tuner input and use a @@ -158,6 +181,7 @@ static const struct ivtv_card ivtv_card_pvr350_v1 = { { IVTV_CARD_INPUT_LINE_IN2, MSP_SCART3 }, }, .radio_input = { IVTV_CARD_INPUT_AUD_TUNER, MSP_SCART2 }, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -193,6 +217,7 @@ static const struct ivtv_card ivtv_card_pvr150 = { CX25840_AUDIO_SERIAL, WM8775_AIN4 }, /* apparently needed for the IR blaster */ .gpio_init = { .direction = 0x1f01, .initial_value = 0x26f3 }, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -235,6 +260,7 @@ static const struct ivtv_card ivtv_card_m179 = { { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_NTSC }, }, .pci_list = ivtv_pci_m179, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -276,6 +302,7 @@ static const struct ivtv_card ivtv_card_mpg600 = { { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_FQ1286 }, }, .pci_list = ivtv_pci_mpg600, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -316,6 +343,7 @@ static const struct ivtv_card ivtv_card_mpg160 = { { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_FQ1286 }, }, .pci_list = ivtv_pci_mpg160, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -351,6 +379,7 @@ static const struct ivtv_card ivtv_card_pg600 = { { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_FQ1286 }, }, .pci_list = ivtv_pci_pg600, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -394,6 +423,7 @@ static const struct ivtv_card ivtv_card_avc2410 = { { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_FM1236_MK3 }, }, .pci_list = ivtv_pci_avc2410, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -464,6 +494,7 @@ static const struct ivtv_card ivtv_card_tg5000tv = { { .std = V4L2_STD_525_60, .tuner = TUNER_PHILIPS_FQ1286 }, }, .pci_list = ivtv_pci_tg5000tv, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -494,6 +525,7 @@ static const struct ivtv_card ivtv_card_va2000 = { { .std = V4L2_STD_525_60, .tuner = TUNER_PHILIPS_FQ1286 }, }, .pci_list = ivtv_pci_va2000, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -538,6 +570,7 @@ static const struct ivtv_card ivtv_card_cx23416gyc = { { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_FM1236_MK3 }, }, .pci_list = ivtv_pci_cx23416gyc, + .i2c = &ivtv_i2c_std, }; static const struct ivtv_card ivtv_card_cx23416gyc_nogr = { @@ -568,6 +601,7 @@ static const struct ivtv_card ivtv_card_cx23416gyc_nogr = { { .std = V4L2_STD_625_50, .tuner = TUNER_PHILIPS_FM1216ME_MK3 }, { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_FM1236_MK3 }, }, + .i2c = &ivtv_i2c_std, }; static const struct ivtv_card ivtv_card_cx23416gyc_nogrycs = { @@ -597,6 +631,7 @@ static const struct ivtv_card ivtv_card_cx23416gyc_nogrycs = { { .std = V4L2_STD_625_50, .tuner = TUNER_PHILIPS_FM1216ME_MK3 }, { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_FM1236_MK3 }, }, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -636,6 +671,7 @@ static const struct ivtv_card ivtv_card_gv_mvprx = { { .std = V4L2_STD_525_60, .tuner = TUNER_PANASONIC_VP27 }, }, .pci_list = ivtv_pci_gv_mvprx, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -672,6 +708,7 @@ static const struct ivtv_card ivtv_card_gv_mvprx2e = { { .std = V4L2_STD_525_60, .tuner = TUNER_PANASONIC_VP27 }, }, .pci_list = ivtv_pci_gv_mvprx2e, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -706,6 +743,7 @@ static const struct ivtv_card ivtv_card_gotview_pci_dvd = { { .std = V4L2_STD_625_50, .tuner = TUNER_PHILIPS_FM1216ME_MK3 }, }, .pci_list = ivtv_pci_gotview_pci_dvd, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -744,6 +782,7 @@ static const struct ivtv_card ivtv_card_gotview_pci_dvd2 = { { .std = V4L2_STD_625_50, .tuner = TUNER_PHILIPS_FM1216ME_MK3 }, }, .pci_list = ivtv_pci_gotview_pci_dvd2, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -779,6 +818,7 @@ static const struct ivtv_card ivtv_card_yuan_mpc622 = { { .std = V4L2_STD_ALL, .tuner = TUNER_PHILIPS_TDA8290 }, }, .pci_list = ivtv_pci_yuan_mpc622, + .i2c = &ivtv_i2c_tda8290, }; /* ------------------------------------------------------------------------- */ @@ -820,6 +860,7 @@ static const struct ivtv_card ivtv_card_dctmvtvp1 = { { .std = V4L2_STD_525_60, .tuner = TUNER_PHILIPS_FQ1286 }, }, .pci_list = ivtv_pci_dctmvtvp1, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -867,6 +908,7 @@ static const struct ivtv_card ivtv_card_pg600v2 = { { .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 }, }, .pci_list = ivtv_pci_pg600v2, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -913,6 +955,7 @@ static const struct ivtv_card ivtv_card_club3d = { { .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 }, }, .pci_list = ivtv_pci_club3d, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -958,6 +1001,7 @@ static const struct ivtv_card ivtv_card_avertv_mce116 = { { .std = V4L2_STD_ALL, .tuner = TUNER_XC2028 }, }, .pci_list = ivtv_pci_avertv_mce116, + .i2c = &ivtv_i2c_std, }; /* ------------------------------------------------------------------------- */ @@ -996,6 +1040,36 @@ static const struct ivtv_card ivtv_card_aver_pvr150 = { { .std = V4L2_STD_525_60, .tuner = TUNER_TCL_2002N }, }, .pci_list = ivtv_pci_aver_pvr150, + .i2c = &ivtv_i2c_radio, +}; + +/* ------------------------------------------------------------------------- */ + +/* AVerMedia EZMaker PCI Deluxe card */ + +static const struct ivtv_card_pci_info ivtv_pci_aver_ezmaker[] = { + { PCI_DEVICE_ID_IVTV16, IVTV_PCI_ID_AVERMEDIA, 0xc03f }, + { 0, 0, 0 } +}; + +static const struct ivtv_card ivtv_card_aver_ezmaker = { + .type = IVTV_CARD_AVER_EZMAKER, + .name = "AVerMedia EZMaker PCI Deluxe", + .v4l2_capabilities = IVTV_CAP_ENCODER, + .hw_video = IVTV_HW_CX25840, + .hw_audio = IVTV_HW_CX25840, + .hw_audio_ctrl = IVTV_HW_CX25840, + .hw_all = IVTV_HW_CX25840 | IVTV_HW_WM8739, + .video_inputs = { + { IVTV_CARD_INPUT_SVIDEO1, 0, CX25840_SVIDEO3 }, + { IVTV_CARD_INPUT_COMPOSITE1, 0, CX25840_COMPOSITE1 }, + }, + .audio_inputs = { + { IVTV_CARD_INPUT_LINE_IN1, CX25840_AUDIO_SERIAL, 0 }, + }, + .gpio_init = { .direction = 0x4000, .initial_value = 0x4000 }, + /* Does not have a tuner */ + .pci_list = ivtv_pci_aver_ezmaker, }; /* ------------------------------------------------------------------------- */ @@ -1034,6 +1108,7 @@ static const struct ivtv_card ivtv_card_asus_falcon2 = { { .std = V4L2_STD_525_60, .tuner = TUNER_PHILIPS_FM1236_MK3 }, }, .pci_list = ivtv_pci_asus_falcon2, + .i2c = &ivtv_i2c_std, }; static const struct ivtv_card *ivtv_card_list[] = { @@ -1060,6 +1135,7 @@ static const struct ivtv_card *ivtv_card_list[] = { &ivtv_card_avertv_mce116, &ivtv_card_asus_falcon2, &ivtv_card_aver_pvr150, + &ivtv_card_aver_ezmaker, /* Variations of standard cards but with the same PCI IDs. These cards must come last in this list. */ diff --git a/linux/drivers/media/video/ivtv/ivtv-cards.h b/linux/drivers/media/video/ivtv/ivtv-cards.h index 881b04473..191aafdd9 100644 --- a/linux/drivers/media/video/ivtv/ivtv-cards.h +++ b/linux/drivers/media/video/ivtv/ivtv-cards.h @@ -47,7 +47,8 @@ #define IVTV_CARD_AVERTV_MCE116 20 /* AVerTV MCE 116 Plus */ #define IVTV_CARD_ASUS_FALCON2 21 /* ASUS Falcon2 */ #define IVTV_CARD_AVER_PVR150PLUS 22 /* AVerMedia PVR-150 Plus */ -#define IVTV_CARD_LAST 22 +#define IVTV_CARD_AVER_EZMAKER 23 /* AVerMedia EZMaker PCI Deluxe */ +#define IVTV_CARD_LAST 23 /* Variants of existing cards but with the same PCI IDs. The driver detects these based on other device information. @@ -83,7 +84,7 @@ #define IVTV_PCI_ID_GOTVIEW1 0xffac #define IVTV_PCI_ID_GOTVIEW2 0xffad -/* hardware flags */ +/* hardware flags, no gaps allowed, IVTV_HW_GPIO must always be last */ #define IVTV_HW_CX25840 (1 << 0) #define IVTV_HW_SAA7115 (1 << 1) #define IVTV_HW_SAA7127 (1 << 2) @@ -93,14 +94,13 @@ #define IVTV_HW_CS53L32A (1 << 6) #define IVTV_HW_TVEEPROM (1 << 7) #define IVTV_HW_SAA7114 (1 << 8) -#define IVTV_HW_TVAUDIO (1 << 9) -#define IVTV_HW_UPD64031A (1 << 10) -#define IVTV_HW_UPD6408X (1 << 11) -#define IVTV_HW_SAA717X (1 << 12) -#define IVTV_HW_WM8739 (1 << 13) -#define IVTV_HW_VP27SMPX (1 << 14) -#define IVTV_HW_M52790 (1 << 15) -#define IVTV_HW_GPIO (1 << 16) +#define IVTV_HW_UPD64031A (1 << 9) +#define IVTV_HW_UPD6408X (1 << 10) +#define IVTV_HW_SAA717X (1 << 11) +#define IVTV_HW_WM8739 (1 << 12) +#define IVTV_HW_VP27SMPX (1 << 13) +#define IVTV_HW_M52790 (1 << 14) +#define IVTV_HW_GPIO (1 << 15) #define IVTV_HW_SAA711X (IVTV_HW_SAA7115 | IVTV_HW_SAA7114) @@ -234,6 +234,12 @@ struct ivtv_card_tuner { int tuner; /* tuner ID (from tuner.h) */ }; +struct ivtv_card_tuner_i2c { + unsigned short radio[2];/* radio tuner i2c address to probe */ + unsigned short demod[2];/* demodulator i2c address to probe */ + unsigned short tv[4]; /* tv tuner i2c addresses to probe */ +}; + /* for card information/parameters */ struct ivtv_card { int type; @@ -261,6 +267,7 @@ struct ivtv_card { struct ivtv_gpio_audio_detect gpio_audio_detect; struct ivtv_card_tuner tuners[IVTV_CARD_MAX_TUNERS]; + struct ivtv_card_tuner_i2c *i2c; /* list of device and subsystem vendor/devices that correspond to this card type. */ diff --git a/linux/drivers/media/video/ivtv/ivtv-driver.c b/linux/drivers/media/video/ivtv/ivtv-driver.c index 5a5634ee0..8cb43fc09 100644 --- a/linux/drivers/media/video/ivtv/ivtv-driver.c +++ b/linux/drivers/media/video/ivtv/ivtv-driver.c @@ -187,6 +187,7 @@ MODULE_PARM_DESC(cardtype, "\t\t\t21 = AverTV MCE 116 Plus\n" "\t\t\t22 = ASUS Falcon2\n" "\t\t\t23 = AverMedia PVR-150 Plus\n" + "\t\t\t24 = AverMedia EZMaker PCI Deluxe\n" "\t\t\t 0 = Autodetect (default)\n" "\t\t\t-1 = Ignore this card\n\t\t"); MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60"); @@ -399,6 +400,7 @@ static void ivtv_process_eeprom(struct ivtv *itv) itv->v4l2_cap = itv->card->v4l2_capabilities; itv->card_name = itv->card->name; + itv->card_i2c = itv->card->i2c; /* If this is a PVR500 then it should be possible to detect whether it is the first or second unit by looking at the subsystem device ID: is bit 4 is @@ -416,7 +418,14 @@ static void ivtv_process_eeprom(struct ivtv *itv) This detection is needed since the eeprom reports incorrectly that a radio is present on the second unit. */ if (tv.model / 1000 == 23) { + static const struct ivtv_card_tuner_i2c ivtv_i2c_radio = { + .radio = { 0x60, I2C_CLIENT_END }, + .demod = { 0x43, I2C_CLIENT_END }, + .tv = { 0x61, I2C_CLIENT_END }, + }; + itv->card_name = "WinTV PVR 500"; + itv->card_i2c = &ivtv_i2c_radio; if (pci_slot == 8 || pci_slot == 9) { int is_first = (pci_slot & 1) == 0; @@ -634,6 +643,7 @@ done: } itv->v4l2_cap = itv->card->v4l2_capabilities; itv->card_name = itv->card->name; + itv->card_i2c = itv->card->i2c; } /* Precondition: the ivtv structure has been memset to 0. Only @@ -819,79 +829,66 @@ static int ivtv_setup_pci(struct ivtv *itv, struct pci_dev *dev, return 0; } -static void ivtv_request_module(struct ivtv *itv, const char *name) +static u32 ivtv_request_module(struct ivtv *itv, u32 hw, + const char *name, u32 id) { + if ((hw & id) == 0) + return hw; if (request_module(name) != 0) { IVTV_ERR("Failed to load module %s\n", name); - } else { - IVTV_DEBUG_INFO("Loaded module %s\n", name); + return hw & ~id; } + IVTV_DEBUG_INFO("Loaded module %s\n", name); + return hw; } static void ivtv_load_and_init_modules(struct ivtv *itv) { u32 hw = itv->card->hw_all; - int i; + unsigned i; /* load modules */ -#ifndef CONFIG_VIDEO_TUNER - if (hw & IVTV_HW_TUNER) { - if (itv->options.tuner == TUNER_XC2028) { - IVTV_INFO("Xceive tuner not yet supported, only composite and S-Video inputs will be available\n"); - itv->tunerid = 1; - } - else { - ivtv_request_module(itv, "tuner"); - } + if ((hw & IVTV_HW_TUNER) && itv->options.tuner == TUNER_XC2028) { + IVTV_INFO("Xceive tuner not yet supported, only composite\n"); + IVTV_INFO("and S-Video inputs will be available\n"); + hw &= ~IVTV_HW_TUNER; } +#ifndef CONFIG_VIDEO_TUNER + hw = ivtv_request_module(itv, hw, "tuner", IVTV_HW_TUNER); #endif #ifndef CONFIG_VIDEO_CX25840 - if (hw & IVTV_HW_CX25840) - ivtv_request_module(itv, "cx25840"); + hw = ivtv_request_module(itv, hw, "cx25840", IVTV_HW_CX25840); #endif #ifndef CONFIG_VIDEO_SAA711X - if (hw & IVTV_HW_SAA711X) - ivtv_request_module(itv, "saa7115"); + hw = ivtv_request_module(itv, hw, "saa7115", IVTV_HW_SAA711X); #endif #ifndef CONFIG_VIDEO_SAA7127 - if (hw & IVTV_HW_SAA7127) - ivtv_request_module(itv, "saa7127"); + hw = ivtv_request_module(itv, hw, "saa7127", IVTV_HW_SAA7127); #endif - if (hw & IVTV_HW_SAA717X) - ivtv_request_module(itv, "saa717x"); + hw = ivtv_request_module(itv, hw, "saa717x", IVTV_HW_SAA717X); #ifndef CONFIG_VIDEO_UPD64031A - if (hw & IVTV_HW_UPD64031A) - ivtv_request_module(itv, "upd64031a"); + hw = ivtv_request_module(itv, hw, "upd64031a", IVTV_HW_UPD64031A); #endif #ifndef CONFIG_VIDEO_UPD64083 - if (hw & IVTV_HW_UPD6408X) - ivtv_request_module(itv, "upd64083"); + hw = ivtv_request_module(itv, hw, "upd64083", IVTV_HW_UPD6408X); #endif #ifndef CONFIG_VIDEO_MSP3400 - if (hw & IVTV_HW_MSP34XX) - ivtv_request_module(itv, "msp3400"); + hw = ivtv_request_module(itv, hw, "msp3400", IVTV_HW_MSP34XX); #endif #ifndef CONFIG_VIDEO_VP27SMPX - if (hw & IVTV_HW_VP27SMPX) - ivtv_request_module(itv, "vp27smpx"); + hw = ivtv_request_module(itv, hw, "vp27smpx", IVTV_HW_VP27SMPX); #endif - if (hw & IVTV_HW_TVAUDIO) - ivtv_request_module(itv, "tvaudio"); #ifndef CONFIG_VIDEO_WM8775 - if (hw & IVTV_HW_WM8775) - ivtv_request_module(itv, "wm8775"); + hw = ivtv_request_module(itv, hw, "wm8775", IVTV_HW_WM8775); #endif #ifndef CONFIG_VIDEO_WM8739 - if (hw & IVTV_HW_WM8739) - ivtv_request_module(itv, "wm8739"); + hw = ivtv_request_module(itv, hw, "wm8739", IVTV_HW_WM8739); #endif #ifndef CONFIG_VIDEO_CS53L32A - if (hw & IVTV_HW_CS53L32A) - ivtv_request_module(itv, "cs53l32a"); + hw = ivtv_request_module(itv, hw, "cs53l32a", IVTV_HW_CS53L32A); #endif #ifndef CONFIG_VIDEO_M52790 - if (hw & IVTV_HW_M52790) - ivtv_request_module(itv, "m52790"); + hw = ivtv_request_module(itv, hw, "m52790", IVTV_HW_M52790); #endif /* check which i2c devices are actually found */ @@ -900,11 +897,12 @@ static void ivtv_load_and_init_modules(struct ivtv *itv) if (!(device & hw)) continue; - if (device == IVTV_HW_GPIO) { - /* GPIO is always available */ - itv->hw_flags |= IVTV_HW_GPIO; + if (device == IVTV_HW_GPIO || device == IVTV_HW_TVEEPROM) { + /* GPIO and TVEEPROM do not use i2c probing */ + itv->hw_flags |= device; continue; } + ivtv_i2c_register(itv, i); if (ivtv_i2c_hw_addr(itv, device) > 0) itv->hw_flags |= device; } @@ -989,7 +987,7 @@ static int __devinit ivtv_probe(struct pci_dev *dev, } itv = kzalloc(sizeof(struct ivtv), GFP_ATOMIC); - if (itv == 0) { + if (itv == NULL) { spin_unlock(&ivtv_cards_lock); return -ENOMEM; } @@ -1078,9 +1076,6 @@ static int __devinit ivtv_probe(struct pci_dev *dev, IVTV_DEBUG_INFO("Active card count: %d.\n", ivtv_cards_active); if (itv->card->hw_all & IVTV_HW_TVEEPROM) { -#ifdef CONFIG_VIDEO_TVEEPROM_MODULE - ivtv_request_module(itv, "tveeprom"); -#endif /* Based on the model number the cardtype may be changed. The PCI IDs are not always reliable. */ ivtv_process_eeprom(itv); @@ -1153,7 +1148,7 @@ static int __devinit ivtv_probe(struct pci_dev *dev, if (itv->options.radio > 0) itv->v4l2_cap |= V4L2_CAP_RADIO; - if (itv->options.tuner > -1 && itv->tunerid == 0) { + if (itv->options.tuner > -1) { struct tuner_setup setup; setup.addr = ADDR_UNSET; diff --git a/linux/drivers/media/video/ivtv/ivtv-driver.h b/linux/drivers/media/video/ivtv/ivtv-driver.h index 8b0074624..5b2bd0be0 100644 --- a/linux/drivers/media/video/ivtv/ivtv-driver.h +++ b/linux/drivers/media/video/ivtv/ivtv-driver.h @@ -600,13 +600,13 @@ struct ivtv { struct pci_dev *dev; /* PCI device */ const struct ivtv_card *card; /* card information */ const char *card_name; /* full name of the card */ + const struct ivtv_card_tuner_i2c *card_i2c; /* i2c addresses to probe for tuner */ u8 has_cx23415; /* 1 if it is a cx23415 based card, 0 for cx23416 */ u8 pvr150_workaround; /* 1 if the cx25840 needs to workaround a PVR150 bug */ u8 nof_inputs; /* number of video inputs */ u8 nof_audio_inputs; /* number of audio inputs */ u32 v4l2_cap; /* V4L2 capabilities of card */ u32 hw_flags; /* hardware description of the board */ - int tunerid; /* userspace tuner ID for experimental Xceive tuner support */ v4l2_std_id tuner_std; /* the norm of the card's tuner (fixed) */ /* controlling video decoder function */ int (*video_dec_func)(struct ivtv *, unsigned int, void *); diff --git a/linux/drivers/media/video/ivtv/ivtv-i2c.c b/linux/drivers/media/video/ivtv/ivtv-i2c.c index 6c96bb9bc..d5df84421 100644 --- a/linux/drivers/media/video/ivtv/ivtv-i2c.c +++ b/linux/drivers/media/video/ivtv/ivtv-i2c.c @@ -92,7 +92,8 @@ #define IVTV_TEA5767_I2C_ADDR 0x60 #define IVTV_UPD64031A_I2C_ADDR 0x12 #define IVTV_UPD64083_I2C_ADDR 0x5c -#define IVTV_TDA985X_I2C_ADDR 0x5b +#define IVTV_VP27SMPX_I2C_ADDR 0x5b +#define IVTV_M52790_I2C_ADDR 0x48 /* This array should match the IVTV_HW_ defines */ static const u8 hw_driverids[] = { @@ -105,7 +106,6 @@ static const u8 hw_driverids[] = { I2C_DRIVERID_CS53L32A, I2C_DRIVERID_TVEEPROM, I2C_DRIVERID_SAA711X, - I2C_DRIVERID_TVAUDIO, I2C_DRIVERID_UPD64031A, I2C_DRIVERID_UPD64083, I2C_DRIVERID_SAA717X, @@ -116,8 +116,28 @@ static const u8 hw_driverids[] = { }; /* This array should match the IVTV_HW_ defines */ +static const u8 hw_addrs[] = { + IVTV_CX25840_I2C_ADDR, + IVTV_SAA7115_I2C_ADDR, + IVTV_SAA7127_I2C_ADDR, + IVTV_MSP3400_I2C_ADDR, + 0, + IVTV_WM8775_I2C_ADDR, + IVTV_CS53L32A_I2C_ADDR, + 0, + IVTV_SAA7115_I2C_ADDR, + IVTV_UPD64031A_I2C_ADDR, + IVTV_UPD64083_I2C_ADDR, + IVTV_SAA717x_I2C_ADDR, + IVTV_WM8739_I2C_ADDR, + IVTV_VP27SMPX_I2C_ADDR, + IVTV_M52790_I2C_ADDR, + 0 /* IVTV_HW_GPIO dummy driver ID */ +}; + +/* This array should match the IVTV_HW_ defines */ static const char * const hw_drivernames[] = { - "cx2584x", + "cx25840", "saa7115", "saa7127", "msp3400", @@ -125,8 +145,7 @@ static const char * const hw_drivernames[] = { "wm8775", "cs53l32a", "tveeprom", - "saa7114", - "tvaudio", + "saa7115", "upd64031a", "upd64083", "saa717x", @@ -136,8 +155,62 @@ static const char * const hw_drivernames[] = { "gpio", }; +int ivtv_i2c_register(struct ivtv *itv, unsigned idx) +{ +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 22) + struct i2c_board_info info; + struct i2c_client *c; + u8 id; + int i; + + IVTV_DEBUG_I2C("i2c client register\n"); + if (idx >= ARRAY_SIZE(hw_driverids) || hw_driverids[idx] == 0) + return -1; + id = hw_driverids[idx]; + memset(&info, 0, sizeof(info)); + strcpy(info.driver_name, hw_drivernames[idx]); + info.addr = hw_addrs[idx]; + for (i = 0; itv->i2c_clients[i] && i < I2C_CLIENTS_MAX; i++) {} + + if (i == I2C_CLIENTS_MAX) { + IVTV_ERR("insufficient room for new I2C client!\n"); + return -ENOMEM; + } + + if (id != I2C_DRIVERID_TUNER) { + c = i2c_new_device(&itv->i2c_adap, &info); + if (c->driver == NULL) + i2c_unregister_device(c); + else + itv->i2c_clients[i] = c; + return itv->i2c_clients[i] ? 0 : -ENODEV; + } + + /* special tuner handling */ + c = i2c_new_probed_device(&itv->i2c_adap, &info, itv->card_i2c->radio); + if (c && c->driver == NULL) + i2c_unregister_device(c); + else if (c) + itv->i2c_clients[i++] = c; + c = i2c_new_probed_device(&itv->i2c_adap, &info, itv->card_i2c->demod); + if (c && c->driver == NULL) + i2c_unregister_device(c); + else if (c) + itv->i2c_clients[i++] = c; + c = i2c_new_probed_device(&itv->i2c_adap, &info, itv->card_i2c->tv); + if (c && c->driver == NULL) + i2c_unregister_device(c); + else if (c) + itv->i2c_clients[i++] = c; + return 0; +#else + return 0; +#endif +} + static int attach_inform(struct i2c_client *client) { +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) struct ivtv *itv = (struct ivtv *)i2c_get_adapdata(client->adapter); int i; @@ -151,6 +224,7 @@ static int attach_inform(struct i2c_client *client) if (i == I2C_CLIENTS_MAX) { IVTV_ERR("Insufficient room for new I2C client\n"); } +#endif return 0; } @@ -478,9 +552,11 @@ static struct i2c_adapter ivtv_i2c_adap_hw_template = { .client_register = attach_inform, .client_unregister = detach_inform, .owner = THIS_MODULE, +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) #ifdef I2C_ADAP_CLASS_TV_ANALOG .class = I2C_ADAP_CLASS_TV_ANALOG, #endif +#endif }; static void ivtv_setscl_old(void *data, int state) @@ -534,9 +610,11 @@ static struct i2c_adapter ivtv_i2c_adap_template = { .client_register = attach_inform, .client_unregister = detach_inform, .owner = THIS_MODULE, +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) #ifdef I2C_ADAP_CLASS_TV_ANALOG .class = I2C_ADAP_CLASS_TV_ANALOG, #endif +#endif }; static const struct i2c_algo_bit_data ivtv_i2c_algo_template = { @@ -561,12 +639,9 @@ int ivtv_call_i2c_client(struct ivtv *itv, int addr, unsigned int cmd, void *arg IVTV_DEBUG_I2C("call_i2c_client addr=%02x\n", addr); for (i = 0; i < I2C_CLIENTS_MAX; i++) { client = itv->i2c_clients[i]; - if (client == NULL) { - continue; - } - if (client->driver->command == NULL) { + if (client == NULL || client->driver == NULL || + client->driver->command == NULL) continue; - } if (addr == client->addr) { retval = client->driver->command(client, cmd, arg); return retval; @@ -587,7 +662,7 @@ static int ivtv_i2c_id_addr(struct ivtv *itv, u32 id) for (i = 0; i < I2C_CLIENTS_MAX; i++) { client = itv->i2c_clients[i]; - if (client == NULL) + if (client == NULL || client->driver == NULL) continue; if (id == client->driver->id) { retval = client->addr; @@ -713,6 +788,16 @@ int __devinit init_ivtv_i2c(struct ivtv *itv) { IVTV_DEBUG_I2C("i2c init\n"); + /* Sanity checks for the I2C hardware arrays. They must be the + * same size and GPIO must be the last entry. + */ + if (ARRAY_SIZE(hw_driverids) != ARRAY_SIZE(hw_addrs) || + ARRAY_SIZE(hw_drivernames) != ARRAY_SIZE(hw_addrs) || + IVTV_HW_GPIO != (1 << (ARRAY_SIZE(hw_addrs) - 1)) || + hw_driverids[ARRAY_SIZE(hw_addrs) - 1]) { + IVTV_ERR("Mismatched I2C hardware arrays\n"); + return -ENODEV; + } if (itv->options.newi2c > 0) { memcpy(&itv->i2c_adap, &ivtv_i2c_adap_hw_template, sizeof(struct i2c_adapter)); diff --git a/linux/drivers/media/video/ivtv/ivtv-i2c.h b/linux/drivers/media/video/ivtv/ivtv-i2c.h index de6a07442..7e8706b85 100644 --- a/linux/drivers/media/video/ivtv/ivtv-i2c.h +++ b/linux/drivers/media/video/ivtv/ivtv-i2c.h @@ -33,6 +33,7 @@ int ivtv_i2c_hw(struct ivtv *itv, u32 hw, unsigned int cmd, void *arg); int ivtv_i2c_id(struct ivtv *itv, u32 id, unsigned int cmd, void *arg); int ivtv_call_i2c_client(struct ivtv *itv, int addr, unsigned int cmd, void *arg); void ivtv_call_i2c_clients(struct ivtv *itv, unsigned int cmd, void *arg); +int ivtv_i2c_register(struct ivtv *itv, unsigned idx); /* init + register i2c algo-bit adapter */ int __devinit init_ivtv_i2c(struct ivtv *itv); diff --git a/linux/drivers/media/video/ivtv/ivtv-ioctl.c b/linux/drivers/media/video/ivtv/ivtv-ioctl.c index 39f20dfb8..87a83b8e3 100644 --- a/linux/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/linux/drivers/media/video/ivtv/ivtv-ioctl.c @@ -704,7 +704,7 @@ static int ivtv_debug_ioctls(struct file *filp, unsigned int cmd, void *arg) ivtv_reset_ir_gpio(itv); } if (val & 0x02) { - itv->video_dec_func(itv, cmd, 0); + itv->video_dec_func(itv, cmd, NULL); } break; } diff --git a/linux/drivers/media/video/ivtv/ivtv-irq.c b/linux/drivers/media/video/ivtv/ivtv-irq.c index 42f9b3402..46a5cbc62 100644 --- a/linux/drivers/media/video/ivtv/ivtv-irq.c +++ b/linux/drivers/media/video/ivtv/ivtv-irq.c @@ -210,7 +210,7 @@ static int stream_enc_dma_append(struct ivtv_stream *s, u32 data[CX2341X_MBOX_MA s->sg_pending[idx].dst = buf->dma_handle; s->sg_pending[idx].src = offset; s->sg_pending[idx].size = s->buf_size; - buf->bytesused = (size < s->buf_size) ? size : s->buf_size; + buf->bytesused = min(size, s->buf_size); buf->dma_xfer_cnt = s->dma_xfer_cnt; s->q_predma.bytesused += buf->bytesused; @@ -742,7 +742,7 @@ static void ivtv_irq_dec_data_req(struct ivtv *itv) s = &itv->streams[IVTV_DEC_STREAM_TYPE_YUV]; } else { - itv->dma_data_req_size = data[2] >= 0x10000 ? 0x10000 : data[2]; + itv->dma_data_req_size = min_t(u32, data[2], 0x10000); itv->dma_data_req_offset = data[1]; s = &itv->streams[IVTV_DEC_STREAM_TYPE_MPG]; } diff --git a/linux/drivers/media/video/ivtv/ivtv-streams.c b/linux/drivers/media/video/ivtv/ivtv-streams.c index 3ca2a1a62..24d98ecf3 100644 --- a/linux/drivers/media/video/ivtv/ivtv-streams.c +++ b/linux/drivers/media/video/ivtv/ivtv-streams.c @@ -572,10 +572,10 @@ int ivtv_start_v4l2_encode_stream(struct ivtv_stream *s) clear_bit(IVTV_F_I_EOS, &itv->i_flags); /* Initialize Digitizer for Capture */ - itv->video_dec_func(itv, VIDIOC_STREAMOFF, 0); + itv->video_dec_func(itv, VIDIOC_STREAMOFF, NULL); ivtv_msleep_timeout(300, 1); ivtv_vapi(itv, CX2341X_ENC_INITIALIZE_INPUT, 0); - itv->video_dec_func(itv, VIDIOC_STREAMON, 0); + itv->video_dec_func(itv, VIDIOC_STREAMON, NULL); } /* begin_capture */ diff --git a/linux/drivers/media/video/ivtv/ivtv-version.h b/linux/drivers/media/video/ivtv/ivtv-version.h index d050de2a7..0f1d4cc4b 100644 --- a/linux/drivers/media/video/ivtv/ivtv-version.h +++ b/linux/drivers/media/video/ivtv/ivtv-version.h @@ -22,7 +22,7 @@ #define IVTV_DRIVER_NAME "ivtv" #define IVTV_DRIVER_VERSION_MAJOR 1 -#define IVTV_DRIVER_VERSION_MINOR 1 +#define IVTV_DRIVER_VERSION_MINOR 2 #define IVTV_DRIVER_VERSION_PATCHLEVEL 0 #define IVTV_VERSION __stringify(IVTV_DRIVER_VERSION_MAJOR) "." __stringify(IVTV_DRIVER_VERSION_MINOR) "." __stringify(IVTV_DRIVER_VERSION_PATCHLEVEL) diff --git a/linux/drivers/media/video/ivtv/ivtvfb.c b/linux/drivers/media/video/ivtv/ivtvfb.c index 1a73038ea..3b23fc05f 100644 --- a/linux/drivers/media/video/ivtv/ivtvfb.c +++ b/linux/drivers/media/video/ivtv/ivtvfb.c @@ -1057,7 +1057,7 @@ static int ivtvfb_init_card(struct ivtv *itv) } itv->osd_info = kzalloc(sizeof(struct osd_info), GFP_ATOMIC); - if (itv->osd_info == 0) { + if (itv->osd_info == NULL) { IVTVFB_ERR("Failed to allocate memory for osd_info\n"); return -ENOMEM; } diff --git a/linux/drivers/media/video/m52790.c b/linux/drivers/media/video/m52790.c index ebe089c6d..804ef3005 100644 --- a/linux/drivers/media/video/m52790.c +++ b/linux/drivers/media/video/m52790.c @@ -41,6 +41,7 @@ MODULE_DESCRIPTION("i2c device driver for m52790 A/V switch"); MODULE_AUTHOR("Hans Verkuil"); MODULE_LICENSE("GPL"); +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) static unsigned short normal_i2c[] = { 0x90 >> 1, I2C_CLIENT_END }; #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 13) @@ -48,6 +49,7 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END }; #endif I2C_CLIENT_INSMOD; +#endif struct m52790_state { u16 input; diff --git a/linux/drivers/media/video/saa7127.c b/linux/drivers/media/video/saa7127.c index 27d9cab97..8a7148114 100644 --- a/linux/drivers/media/video/saa7127.c +++ b/linux/drivers/media/video/saa7127.c @@ -78,6 +78,7 @@ MODULE_PARM(test_image, "i"); MODULE_PARM_DESC(debug, "debug level (0-2)"); MODULE_PARM_DESC(test_image, "test_image (0-1)"); +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) static unsigned short normal_i2c[] = { 0x88 >> 1, I2C_CLIENT_END }; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) @@ -85,6 +86,7 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END }; #endif I2C_CLIENT_INSMOD; +#endif /* * SAA7127 registers diff --git a/linux/drivers/media/video/saa7134/saa7134-cards.c b/linux/drivers/media/video/saa7134/saa7134-cards.c index 85ed1ecae..e7aad2f61 100644 --- a/linux/drivers/media/video/saa7134/saa7134-cards.c +++ b/linux/drivers/media/video/saa7134/saa7134-cards.c @@ -4619,6 +4619,7 @@ int saa7134_board_init1(struct saa7134_dev *dev) break; case SAA7134_BOARD_AVERMEDIA_M102: /* enable tuner */ + dev->has_remote = SAA7134_REMOTE_GPIO; saa_andorl(SAA7134_GPIO_GPMODE0 >> 2, 0x8c040007, 0x8c040007); saa_andorl(SAA7134_GPIO_GPSTATUS0 >> 2, 0x0c0007cd, 0x0c0007cd); break; diff --git a/linux/drivers/media/video/saa7134/saa7134-input.c b/linux/drivers/media/video/saa7134/saa7134-input.c index b7392f65e..fa2d39781 100644 --- a/linux/drivers/media/video/saa7134/saa7134-input.c +++ b/linux/drivers/media/video/saa7134/saa7134-input.c @@ -260,6 +260,7 @@ int saa7134_input_init1(struct saa7134_dev *dev) case SAA7134_BOARD_AVERMEDIA_STUDIO_307: case SAA7134_BOARD_AVERMEDIA_STUDIO_507: case SAA7134_BOARD_AVERMEDIA_GO_007_FM: + case SAA7134_BOARD_AVERMEDIA_M102: ir_codes = ir_codes_avermedia; mask_keycode = 0x0007C8; mask_keydown = 0x000010; diff --git a/linux/drivers/media/video/upd64031a.c b/linux/drivers/media/video/upd64031a.c index 6cbd124c7..98bebcab3 100644 --- a/linux/drivers/media/video/upd64031a.c +++ b/linux/drivers/media/video/upd64031a.c @@ -54,6 +54,7 @@ MODULE_PARM(debug, "i"); MODULE_PARM_DESC(debug, "Debug level (0-1)"); +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) static unsigned short normal_i2c[] = { 0x24 >> 1, 0x26 >> 1, I2C_CLIENT_END }; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) @@ -61,6 +62,7 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END }; #endif I2C_CLIENT_INSMOD; +#endif enum { R00 = 0, R01, R02, R03, R04, diff --git a/linux/drivers/media/video/upd64083.c b/linux/drivers/media/video/upd64083.c index 34e99cfbb..2d5cb6e62 100644 --- a/linux/drivers/media/video/upd64083.c +++ b/linux/drivers/media/video/upd64083.c @@ -44,6 +44,7 @@ MODULE_PARM(debug, "i"); MODULE_PARM_DESC(debug, "Debug level (0-1)"); +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) static unsigned short normal_i2c[] = { 0xb8 >> 1, 0xba >> 1, I2C_CLIENT_END }; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) @@ -51,6 +52,7 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END }; #endif I2C_CLIENT_INSMOD; +#endif enum { R00 = 0, R01, R02, R03, R04, diff --git a/linux/drivers/media/video/videobuf-core.c b/linux/drivers/media/video/videobuf-core.c index be33909f9..a85b22147 100644 --- a/linux/drivers/media/video/videobuf-core.c +++ b/linux/drivers/media/video/videobuf-core.c @@ -23,29 +23,32 @@ #include "compat.h" #define MAGIC_BUFFER 0x20070728 -#define MAGIC_CHECK(is,should) if (unlikely((is) != (should))) \ - { printk(KERN_ERR "magic mismatch: %x (expected %x)\n",is,should); BUG(); } +#define MAGIC_CHECK(is, should) do { \ + if (unlikely((is) != (should))) { \ + printk(KERN_ERR "magic mismatch: %x (expected %x)\n", is, should); \ + BUG(); } } while (0) -static int debug = 0; +static int debug; module_param(debug, int, 0644); MODULE_DESCRIPTION("helper module to manage video4linux buffers"); MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>"); MODULE_LICENSE("GPL"); -#define dprintk(level, fmt, arg...) if (debug >= level) \ - printk(KERN_DEBUG "vbuf: " fmt , ## arg) +#define dprintk(level, fmt, arg...) do { \ + if (debug >= level) \ + printk(KERN_DEBUG "vbuf: " fmt , ## arg); } while (0) /* --------------------------------------------------------------------- */ #define CALL(q, f, arg...) \ - ( (q->int_ops->f)? q->int_ops->f(arg) : 0) + ((q->int_ops->f) ? q->int_ops->f(arg) : 0) -void* videobuf_alloc(struct videobuf_queue* q) +void *videobuf_alloc(struct videobuf_queue *q) { struct videobuf_buffer *vb; - BUG_ON (q->msize<sizeof(*vb)); + BUG_ON(q->msize < sizeof(*vb)); if (!q->int_ops || !q->int_ops->alloc) { printk(KERN_ERR "No specific ops defined!\n"); @@ -67,7 +70,7 @@ int videobuf_waiton(struct videobuf_buffer *vb, int non_blocking, int intr) int retval = 0; DECLARE_WAITQUEUE(wait, current); - MAGIC_CHECK(vb->magic,MAGIC_BUFFER); + MAGIC_CHECK(vb->magic, MAGIC_BUFFER); add_wait_queue(&vb->done, &wait); while (vb->state == VIDEOBUF_ACTIVE || vb->state == VIDEOBUF_QUEUED) { if (non_blocking) { @@ -76,11 +79,12 @@ int videobuf_waiton(struct videobuf_buffer *vb, int non_blocking, int intr) } set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE); - if (vb->state == VIDEOBUF_ACTIVE || vb->state == VIDEOBUF_QUEUED) + if (vb->state == VIDEOBUF_ACTIVE || + vb->state == VIDEOBUF_QUEUED) schedule(); set_current_state(TASK_RUNNING); if (intr && signal_pending(current)) { - dprintk(1,"buffer waiton: -EINTR\n"); + dprintk(1, "buffer waiton: -EINTR\n"); retval = -EINTR; break; } @@ -89,27 +93,27 @@ int videobuf_waiton(struct videobuf_buffer *vb, int non_blocking, int intr) return retval; } -int videobuf_iolock(struct videobuf_queue* q, struct videobuf_buffer *vb, +int videobuf_iolock(struct videobuf_queue *q, struct videobuf_buffer *vb, struct v4l2_framebuffer *fbuf) { - MAGIC_CHECK(vb->magic,MAGIC_BUFFER); - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(vb->magic, MAGIC_BUFFER); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); - /* FIXME: This is required to avoid OOPS on some cases, since mmap_mapper() - method should be called before _iolock. + /* FIXME: This is required to avoid OOPS on some cases, + since mmap_mapper() method should be called before _iolock. On some cases, the mmap_mapper() is called only after scheduling. However, this way is just too dirty! Better to wait for some event. */ schedule_timeout(HZ); - return CALL(q,iolock,q,vb,fbuf); + return CALL(q, iolock, q, vb, fbuf); } /* --------------------------------------------------------------------- */ -void videobuf_queue_core_init(struct videobuf_queue* q, +void videobuf_queue_core_init(struct videobuf_queue *q, struct videobuf_queue_ops *ops, void *dev, spinlock_t *irqlock, @@ -119,7 +123,7 @@ void videobuf_queue_core_init(struct videobuf_queue* q, void *priv, struct videobuf_qtype_ops *int_ops) { - memset(q,0,sizeof(*q)); + memset(q, 0, sizeof(*q)); q->irqlock = irqlock; q->dev = dev; q->type = type; @@ -130,13 +134,13 @@ void videobuf_queue_core_init(struct videobuf_queue* q, q->int_ops = int_ops; /* All buffer operations are mandatory */ - BUG_ON (!q->ops->buf_setup); - BUG_ON (!q->ops->buf_prepare); - BUG_ON (!q->ops->buf_queue); - BUG_ON (!q->ops->buf_release); + BUG_ON(!q->ops->buf_setup); + BUG_ON(!q->ops->buf_prepare); + BUG_ON(!q->ops->buf_queue); + BUG_ON(!q->ops->buf_release); /* Having implementations for abstract methods are mandatory */ - BUG_ON (!q->int_ops); + BUG_ON(!q->int_ops); mutex_init(&q->lock); INIT_LIST_HEAD(&q->stream); @@ -147,33 +151,33 @@ int videobuf_queue_is_busy(struct videobuf_queue *q) { int i; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); if (q->streaming) { - dprintk(1,"busy: streaming active\n"); + dprintk(1, "busy: streaming active\n"); return 1; } if (q->reading) { - dprintk(1,"busy: pending read #1\n"); + dprintk(1, "busy: pending read #1\n"); return 1; } if (q->read_buf) { - dprintk(1,"busy: pending read #2\n"); + dprintk(1, "busy: pending read #2\n"); return 1; } for (i = 0; i < VIDEO_MAX_FRAME; i++) { if (NULL == q->bufs[i]) continue; if (q->bufs[i]->map) { - dprintk(1,"busy: buffer #%d mapped\n",i); + dprintk(1, "busy: buffer #%d mapped\n", i); return 1; } if (q->bufs[i]->state == VIDEOBUF_QUEUED) { - dprintk(1,"busy: buffer #%d queued\n",i); + dprintk(1, "busy: buffer #%d queued\n", i); return 1; } if (q->bufs[i]->state == VIDEOBUF_ACTIVE) { - dprintk(1,"busy: buffer #%d avtive\n",i); + dprintk(1, "busy: buffer #%d avtive\n", i); return 1; } } @@ -183,12 +187,12 @@ int videobuf_queue_is_busy(struct videobuf_queue *q) /* Locking: Caller holds q->lock */ void videobuf_queue_cancel(struct videobuf_queue *q) { - unsigned long flags=0; + unsigned long flags = 0; int i; /* remove queued buffers from list */ if (q->irqlock) - spin_lock_irqsave(q->irqlock,flags); + spin_lock_irqsave(q->irqlock, flags); for (i = 0; i < VIDEO_MAX_FRAME; i++) { if (NULL == q->bufs[i]) continue; @@ -198,13 +202,13 @@ void videobuf_queue_cancel(struct videobuf_queue *q) } } if (q->irqlock) - spin_unlock_irqrestore(q->irqlock,flags); + spin_unlock_irqrestore(q->irqlock, flags); /* free all buffers + clear queue */ for (i = 0; i < VIDEO_MAX_FRAME; i++) { if (NULL == q->bufs[i]) continue; - q->ops->buf_release(q,q->bufs[i]); + q->ops->buf_release(q, q->bufs[i]); } INIT_LIST_HEAD(&q->stream); } @@ -234,8 +238,8 @@ enum v4l2_field videobuf_next_field(struct videobuf_queue *q) static void videobuf_status(struct videobuf_queue *q, struct v4l2_buffer *b, struct videobuf_buffer *vb, enum v4l2_buf_type type) { - MAGIC_CHECK(vb->magic,MAGIC_BUFFER); - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(vb->magic, MAGIC_BUFFER); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); b->index = vb->i; b->type = type; @@ -295,16 +299,16 @@ static int __videobuf_mmap_free(struct videobuf_queue *q) if (!q) return 0; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); - rc = CALL(q,mmap_free,q); - if (rc<0) + rc = CALL(q, mmap_free, q); + if (rc < 0) return rc; for (i = 0; i < VIDEO_MAX_FRAME; i++) { if (NULL == q->bufs[i]) continue; - q->ops->buf_release(q,q->bufs[i]); + q->ops->buf_release(q, q->bufs[i]); kfree(q->bufs[i]); q->bufs[i] = NULL; } @@ -329,7 +333,7 @@ static int __videobuf_mmap_setup(struct videobuf_queue *q, unsigned int i; int err; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); err = __videobuf_mmap_free(q); if (0 != err) @@ -360,7 +364,7 @@ static int __videobuf_mmap_setup(struct videobuf_queue *q, if (!i) return -ENOMEM; - dprintk(1,"mmap setup: %d buffers, %d bytes each\n", + dprintk(1, "mmap setup: %d buffers, %d bytes each\n", i, bsize); return i; @@ -380,35 +384,35 @@ int videobuf_mmap_setup(struct videobuf_queue *q, int videobuf_reqbufs(struct videobuf_queue *q, struct v4l2_requestbuffers *req) { - unsigned int size,count; + unsigned int size, count; int retval; if (req->count < 1) { - dprintk(1,"reqbufs: count invalid (%d)\n",req->count); + dprintk(1, "reqbufs: count invalid (%d)\n", req->count); return -EINVAL; } if (req->memory != V4L2_MEMORY_MMAP && req->memory != V4L2_MEMORY_USERPTR && req->memory != V4L2_MEMORY_OVERLAY) { - dprintk(1,"reqbufs: memory type invalid\n"); + dprintk(1, "reqbufs: memory type invalid\n"); return -EINVAL; } mutex_lock(&q->lock); if (req->type != q->type) { - dprintk(1,"reqbufs: queue type invalid\n"); + dprintk(1, "reqbufs: queue type invalid\n"); retval = -EINVAL; goto done; } if (q->streaming) { - dprintk(1,"reqbufs: streaming already exists\n"); + dprintk(1, "reqbufs: streaming already exists\n"); retval = -EBUSY; goto done; } if (!list_empty(&q->stream)) { - dprintk(1,"reqbufs: stream running\n"); + dprintk(1, "reqbufs: stream running\n"); retval = -EBUSY; goto done; } @@ -417,14 +421,14 @@ int videobuf_reqbufs(struct videobuf_queue *q, if (count > VIDEO_MAX_FRAME) count = VIDEO_MAX_FRAME; size = 0; - q->ops->buf_setup(q,&count,&size); + q->ops->buf_setup(q, &count, &size); size = PAGE_ALIGN(size); - dprintk(1,"reqbufs: bufs=%d, size=0x%x [%d pages total]\n", + dprintk(1, "reqbufs: bufs=%d, size=0x%x [%d pages total]\n", count, size, (count*size)>>PAGE_SHIFT); - retval = __videobuf_mmap_setup(q,count,size,req->memory); + retval = __videobuf_mmap_setup(q, count, size, req->memory); if (retval < 0) { - dprintk(1,"reqbufs: mmap setup returned %d\n",retval); + dprintk(1, "reqbufs: mmap setup returned %d\n", retval); goto done; } @@ -441,19 +445,19 @@ int videobuf_querybuf(struct videobuf_queue *q, struct v4l2_buffer *b) mutex_lock(&q->lock); if (unlikely(b->type != q->type)) { - dprintk(1,"querybuf: Wrong type.\n"); + dprintk(1, "querybuf: Wrong type.\n"); goto done; } if (unlikely(b->index < 0 || b->index >= VIDEO_MAX_FRAME)) { - dprintk(1,"querybuf: index out of range.\n"); + dprintk(1, "querybuf: index out of range.\n"); goto done; } if (unlikely(NULL == q->bufs[b->index])) { - dprintk(1,"querybuf: buffer is null.\n"); + dprintk(1, "querybuf: buffer is null.\n"); goto done; } - videobuf_status(q,b,q->bufs[b->index],q->type); + videobuf_status(q, b, q->bufs[b->index], q->type); ret = 0; done: @@ -466,10 +470,10 @@ int videobuf_qbuf(struct videobuf_queue *q, { struct videobuf_buffer *buf; enum v4l2_field field; - unsigned long flags=0; + unsigned long flags = 0; int retval; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); if (b->memory == V4L2_MEMORY_MMAP) down_read(¤t->mm->mmap_sem); @@ -477,36 +481,36 @@ int videobuf_qbuf(struct videobuf_queue *q, mutex_lock(&q->lock); retval = -EBUSY; if (q->reading) { - dprintk(1,"qbuf: Reading running...\n"); + dprintk(1, "qbuf: Reading running...\n"); goto done; } retval = -EINVAL; if (b->type != q->type) { - dprintk(1,"qbuf: Wrong type.\n"); + dprintk(1, "qbuf: Wrong type.\n"); goto done; } if (b->index < 0 || b->index >= VIDEO_MAX_FRAME) { - dprintk(1,"qbuf: index out of range.\n"); + dprintk(1, "qbuf: index out of range.\n"); goto done; } buf = q->bufs[b->index]; if (NULL == buf) { - dprintk(1,"qbuf: buffer is null.\n"); + dprintk(1, "qbuf: buffer is null.\n"); goto done; } - MAGIC_CHECK(buf->magic,MAGIC_BUFFER); + MAGIC_CHECK(buf->magic, MAGIC_BUFFER); if (buf->memory != b->memory) { - dprintk(1,"qbuf: memory type is wrong.\n"); + dprintk(1, "qbuf: memory type is wrong.\n"); goto done; } if (buf->state != VIDEOBUF_NEEDS_INIT && buf->state != VIDEOBUF_IDLE) { - dprintk(1,"qbuf: buffer is already queued or active.\n"); + dprintk(1, "qbuf: buffer is already queued or active.\n"); goto done; } if (b->flags & V4L2_BUF_FLAG_INPUT) { if (b->input >= q->inputs) { - dprintk(1,"qbuf: wrong input.\n"); + dprintk(1, "qbuf: wrong input.\n"); goto done; } buf->input = b->input; @@ -517,44 +521,46 @@ int videobuf_qbuf(struct videobuf_queue *q, switch (b->memory) { case V4L2_MEMORY_MMAP: if (0 == buf->baddr) { - dprintk(1,"qbuf: mmap requested but buffer addr is zero!\n"); + dprintk(1, "qbuf: mmap requested " + "but buffer addr is zero!\n"); goto done; } break; case V4L2_MEMORY_USERPTR: if (b->length < buf->bsize) { - dprintk(1,"qbuf: buffer length is not enough\n"); + dprintk(1, "qbuf: buffer length is not enough\n"); goto done; } - if (VIDEOBUF_NEEDS_INIT != buf->state && buf->baddr != b->m.userptr) - q->ops->buf_release(q,buf); + if (VIDEOBUF_NEEDS_INIT != buf->state && + buf->baddr != b->m.userptr) + q->ops->buf_release(q, buf); buf->baddr = b->m.userptr; break; case V4L2_MEMORY_OVERLAY: buf->boff = b->m.offset; break; default: - dprintk(1,"qbuf: wrong memory type\n"); + dprintk(1, "qbuf: wrong memory type\n"); goto done; } - dprintk(1,"qbuf: requesting next field\n"); + dprintk(1, "qbuf: requesting next field\n"); field = videobuf_next_field(q); - retval = q->ops->buf_prepare(q,buf,field); + retval = q->ops->buf_prepare(q, buf, field); if (0 != retval) { - dprintk(1,"qbuf: buffer_prepare returned %d\n",retval); + dprintk(1, "qbuf: buffer_prepare returned %d\n", retval); goto done; } - list_add_tail(&buf->stream,&q->stream); + list_add_tail(&buf->stream, &q->stream); if (q->streaming) { if (q->irqlock) - spin_lock_irqsave(q->irqlock,flags); - q->ops->buf_queue(q,buf); + spin_lock_irqsave(q->irqlock, flags); + q->ops->buf_queue(q, buf); if (q->irqlock) - spin_unlock_irqrestore(q->irqlock,flags); + spin_unlock_irqrestore(q->irqlock, flags); } - dprintk(1,"qbuf: succeded\n"); + dprintk(1, "qbuf: succeded\n"); retval = 0; done: @@ -572,49 +578,49 @@ int videobuf_dqbuf(struct videobuf_queue *q, struct videobuf_buffer *buf; int retval; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); mutex_lock(&q->lock); retval = -EBUSY; if (q->reading) { - dprintk(1,"dqbuf: Reading running...\n"); + dprintk(1, "dqbuf: Reading running...\n"); goto done; } retval = -EINVAL; if (b->type != q->type) { - dprintk(1,"dqbuf: Wrong type.\n"); + dprintk(1, "dqbuf: Wrong type.\n"); goto done; } if (list_empty(&q->stream)) { - dprintk(1,"dqbuf: stream running\n"); + dprintk(1, "dqbuf: stream running\n"); goto done; } buf = list_entry(q->stream.next, struct videobuf_buffer, stream); retval = videobuf_waiton(buf, nonblocking, 1); if (retval < 0) { - dprintk(1,"dqbuf: waiton returned %d\n",retval); + dprintk(1, "dqbuf: waiton returned %d\n", retval); goto done; } switch (buf->state) { case VIDEOBUF_ERROR: - dprintk(1,"dqbuf: state is error\n"); + dprintk(1, "dqbuf: state is error\n"); retval = -EIO; - CALL(q,sync,q, buf); + CALL(q, sync, q, buf); buf->state = VIDEOBUF_IDLE; break; case VIDEOBUF_DONE: - dprintk(1,"dqbuf: state is done\n"); - CALL(q,sync,q, buf); + dprintk(1, "dqbuf: state is done\n"); + CALL(q, sync, q, buf); buf->state = VIDEOBUF_IDLE; break; default: - dprintk(1,"dqbuf: state invalid\n"); + dprintk(1, "dqbuf: state invalid\n"); retval = -EINVAL; goto done; } list_del(&buf->stream); - memset(b,0,sizeof(*b)); - videobuf_status(q,b,buf,q->type); + memset(b, 0, sizeof(*b)); + videobuf_status(q, b, buf, q->type); done: mutex_unlock(&q->lock); @@ -624,7 +630,7 @@ int videobuf_dqbuf(struct videobuf_queue *q, int videobuf_streamon(struct videobuf_queue *q) { struct videobuf_buffer *buf; - unsigned long flags=0; + unsigned long flags = 0; int retval; mutex_lock(&q->lock); @@ -636,12 +642,12 @@ int videobuf_streamon(struct videobuf_queue *q) goto done; q->streaming = 1; if (q->irqlock) - spin_lock_irqsave(q->irqlock,flags); + spin_lock_irqsave(q->irqlock, flags); list_for_each_entry(buf, &q->stream, stream) if (buf->state == VIDEOBUF_PREPARED) - q->ops->buf_queue(q,buf); + q->ops->buf_queue(q, buf); if (q->irqlock) - spin_unlock_irqrestore(q->irqlock,flags); + spin_unlock_irqrestore(q->irqlock, flags); done: mutex_unlock(&q->lock); @@ -677,10 +683,10 @@ static ssize_t videobuf_read_zerocopy(struct videobuf_queue *q, size_t count, loff_t *ppos) { enum v4l2_field field; - unsigned long flags=0; + unsigned long flags = 0; int retval; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); /* setup stuff */ q->read_buf = videobuf_alloc(q); @@ -692,19 +698,19 @@ static ssize_t videobuf_read_zerocopy(struct videobuf_queue *q, q->read_buf->bsize = count; field = videobuf_next_field(q); - retval = q->ops->buf_prepare(q,q->read_buf,field); + retval = q->ops->buf_prepare(q, q->read_buf, field); if (0 != retval) goto done; /* start capture & wait */ if (q->irqlock) - spin_lock_irqsave(q->irqlock,flags); - q->ops->buf_queue(q,q->read_buf); + spin_lock_irqsave(q->irqlock, flags); + q->ops->buf_queue(q, q->read_buf); if (q->irqlock) - spin_unlock_irqrestore(q->irqlock,flags); - retval = videobuf_waiton(q->read_buf,0,0); + spin_unlock_irqrestore(q->irqlock, flags); + retval = videobuf_waiton(q->read_buf, 0, 0); if (0 == retval) { - CALL(q,sync,q,q->read_buf); + CALL(q, sync, q, q->read_buf); if (VIDEOBUF_ERROR == q->read_buf->state) retval = -EIO; else @@ -713,7 +719,7 @@ static ssize_t videobuf_read_zerocopy(struct videobuf_queue *q, done: /* cleanup */ - q->ops->buf_release(q,q->read_buf); + q->ops->buf_release(q, q->read_buf); kfree(q->read_buf); q->read_buf = NULL; return retval; @@ -724,21 +730,21 @@ ssize_t videobuf_read_one(struct videobuf_queue *q, int nonblocking) { enum v4l2_field field; - unsigned long flags=0; + unsigned long flags = 0; unsigned size, nbufs; int retval; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); mutex_lock(&q->lock); nbufs = 1; size = 0; - q->ops->buf_setup(q,&nbufs,&size); + q->ops->buf_setup(q, &nbufs, &size); if (NULL == q->read_buf && count >= size && !nonblocking) { - retval = videobuf_read_zerocopy(q,data,count,ppos); + retval = videobuf_read_zerocopy(q, data, count, ppos); if (retval >= 0 || retval == -EIO) /* ok, all done */ goto done; @@ -750,25 +756,25 @@ ssize_t videobuf_read_one(struct videobuf_queue *q, retval = -ENOMEM; q->read_buf = videobuf_alloc(q); - dprintk(1,"video alloc=0x%p\n", q->read_buf); + dprintk(1, "video alloc=0x%p\n", q->read_buf); if (NULL == q->read_buf) goto done; q->read_buf->memory = V4L2_MEMORY_USERPTR; q->read_buf->bsize = count; /* preferred size */ field = videobuf_next_field(q); - retval = q->ops->buf_prepare(q,q->read_buf,field); + retval = q->ops->buf_prepare(q, q->read_buf, field); if (0 != retval) { - kfree (q->read_buf); + kfree(q->read_buf); q->read_buf = NULL; goto done; } if (q->irqlock) - spin_lock_irqsave(q->irqlock,flags); + spin_lock_irqsave(q->irqlock, flags); - q->ops->buf_queue(q,q->read_buf); + q->ops->buf_queue(q, q->read_buf); if (q->irqlock) - spin_unlock_irqrestore(q->irqlock,flags); + spin_unlock_irqrestore(q->irqlock, flags); q->read_off = 0; } @@ -777,11 +783,11 @@ ssize_t videobuf_read_one(struct videobuf_queue *q, if (0 != retval) goto done; - CALL(q,sync,q,q->read_buf); + CALL(q, sync, q, q->read_buf); if (VIDEOBUF_ERROR == q->read_buf->state) { /* catch I/O errors */ - q->ops->buf_release(q,q->read_buf); + q->ops->buf_release(q, q->read_buf); kfree(q->read_buf); q->read_buf = NULL; retval = -EIO; @@ -789,14 +795,14 @@ ssize_t videobuf_read_one(struct videobuf_queue *q, } /* Copy to userspace */ - retval=CALL(q,video_copy_to_user,q,data,count,nonblocking); - if (retval<0) + retval = CALL(q, video_copy_to_user, q, data, count, nonblocking); + if (retval < 0) goto done; q->read_off += retval; if (q->read_off == q->read_buf->size) { /* all data copied, cleanup */ - q->ops->buf_release(q,q->read_buf); + q->ops->buf_release(q, q->read_buf); kfree(q->read_buf); q->read_buf = NULL; } @@ -810,11 +816,11 @@ ssize_t videobuf_read_one(struct videobuf_queue *q, int __videobuf_read_start(struct videobuf_queue *q) { enum v4l2_field field; - unsigned long flags=0; + unsigned long flags = 0; unsigned int count = 0, size = 0; int err, i; - q->ops->buf_setup(q,&count,&size); + q->ops->buf_setup(q, &count, &size); if (count < 2) count = 2; if (count > VIDEO_MAX_FRAME) @@ -829,17 +835,17 @@ int __videobuf_read_start(struct videobuf_queue *q) for (i = 0; i < count; i++) { field = videobuf_next_field(q); - err = q->ops->buf_prepare(q,q->bufs[i],field); + err = q->ops->buf_prepare(q, q->bufs[i], field); if (err) return err; list_add_tail(&q->bufs[i]->stream, &q->stream); } if (q->irqlock) - spin_lock_irqsave(q->irqlock,flags); + spin_lock_irqsave(q->irqlock, flags); for (i = 0; i < count; i++) - q->ops->buf_queue(q,q->bufs[i]); + q->ops->buf_queue(q, q->bufs[i]); if (q->irqlock) - spin_unlock_irqrestore(q->irqlock,flags); + spin_unlock_irqrestore(q->irqlock, flags); q->reading = 1; return 0; } @@ -900,11 +906,11 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q, int vbihack, int nonblocking) { int rc, retval; - unsigned long flags=0; + unsigned long flags = 0; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); - dprintk(2,"%s\n",__FUNCTION__); + dprintk(2, "%s\n", __FUNCTION__); mutex_lock(&q->lock); retval = -EBUSY; if (q->streaming) @@ -933,7 +939,7 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q, } if (q->read_buf->state == VIDEOBUF_DONE) { - rc = CALL (q,copy_stream, q, data + retval, count, + rc = CALL(q, copy_stream, q, data + retval, count, retval, vbihack, nonblocking); if (rc < 0) { retval = rc; @@ -954,10 +960,10 @@ ssize_t videobuf_read_stream(struct videobuf_queue *q, list_add_tail(&q->read_buf->stream, &q->stream); if (q->irqlock) - spin_lock_irqsave(q->irqlock,flags); - q->ops->buf_queue(q,q->read_buf); + spin_lock_irqsave(q->irqlock, flags); + q->ops->buf_queue(q, q->read_buf); if (q->irqlock) - spin_unlock_irqrestore(q->irqlock,flags); + spin_unlock_irqrestore(q->irqlock, flags); q->read_buf = NULL; } if (retval < 0) @@ -1013,10 +1019,10 @@ int videobuf_mmap_mapper(struct videobuf_queue *q, { int retval; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); mutex_lock(&q->lock); - retval=CALL(q,mmap_mapper,q,vma); + retval = CALL(q, mmap_mapper, q, vma); mutex_unlock(&q->lock); return retval; @@ -1027,15 +1033,15 @@ int videobuf_cgmbuf(struct videobuf_queue *q, struct video_mbuf *mbuf, int count) { struct v4l2_requestbuffers req; - int rc,i; + int rc, i; - MAGIC_CHECK(q->int_ops->magic,MAGIC_QTYPE_OPS); + MAGIC_CHECK(q->int_ops->magic, MAGIC_QTYPE_OPS); - memset(&req,0,sizeof(req)); + memset(&req, 0, sizeof(req)); req.type = q->type; req.count = count; req.memory = V4L2_MEMORY_MMAP; - rc = videobuf_reqbufs(q,&req); + rc = videobuf_reqbufs(q, &req); if (rc < 0) return rc; @@ -1080,9 +1086,3 @@ EXPORT_SYMBOL_GPL(videobuf_poll_stream); EXPORT_SYMBOL_GPL(videobuf_mmap_setup); EXPORT_SYMBOL_GPL(videobuf_mmap_free); EXPORT_SYMBOL_GPL(videobuf_mmap_mapper); - -/* - * Local variables: - * c-basic-offset: 8 - * End: - */ diff --git a/linux/drivers/media/video/videobuf-vmalloc.c b/linux/drivers/media/video/videobuf-vmalloc.c index ceb4b54ac..84bb18565 100644 --- a/linux/drivers/media/video/videobuf-vmalloc.c +++ b/linux/drivers/media/video/videobuf-vmalloc.c @@ -52,7 +52,7 @@ videobuf_vm_open(struct vm_area_struct *vma) { struct videobuf_mapping *map = vma->vm_private_data; - dprintk(2,"vm_open %p [count=%d,vma=%08lx-%08lx]\n",map, + dprintk(2,"vm_open %p [count=%u,vma=%08lx-%08lx]\n",map, map->count,vma->vm_start,vma->vm_end); map->count++; @@ -65,7 +65,7 @@ videobuf_vm_close(struct vm_area_struct *vma) struct videobuf_queue *q = map->q; int i; - dprintk(2,"vm_close %p [count=%d,vma=%08lx-%08lx]\n",map, + dprintk(2,"vm_close %p [count=%u,vma=%08lx-%08lx]\n",map, map->count,vma->vm_start,vma->vm_end); map->count--; @@ -222,7 +222,7 @@ static int __videobuf_mmap_mapper(struct videobuf_queue *q, } /* create mapping + update buffer list */ - map = q->bufs[first]->map = kmalloc(sizeof(struct videobuf_mapping),GFP_KERNEL); + map = q->bufs[first]->map = kzalloc(sizeof(struct videobuf_mapping),GFP_KERNEL); if (NULL == map) return -ENOMEM; diff --git a/linux/drivers/media/video/vivi.c b/linux/drivers/media/video/vivi.c index 63b0c7aeb..02e44ab91 100644 --- a/linux/drivers/media/video/vivi.c +++ b/linux/drivers/media/video/vivi.c @@ -25,7 +25,7 @@ #include <linux/pci.h> #include <linux/random.h> #include <linux/version.h> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16) #include <linux/mutex.h> #else #include <asm/semaphore.h> @@ -40,11 +40,11 @@ #include <linux/interrupt.h> #include <media/videobuf-vmalloc.h> #include <media/v4l2-common.h> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) #include <linux/kthread.h> #endif #include <linux/highmem.h> -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 20) #include <linux/freezer.h> #endif @@ -53,21 +53,19 @@ #define WAKE_DENOMINATOR 1001 #define BUFFER_TIMEOUT msecs_to_jiffies(500) /* 0.5 seconds */ -/* These timers are for 1 fps - used only for testing */ -//#define WAKE_DENOMINATOR 30 /* hack for testing purposes */ -//#define BUFFER_TIMEOUT msecs_to_jiffies(5000) /* 5 seconds */ - #include "font.h" #define VIVI_MAJOR_VERSION 0 #define VIVI_MINOR_VERSION 4 #define VIVI_RELEASE 0 -#define VIVI_VERSION KERNEL_VERSION(VIVI_MAJOR_VERSION, VIVI_MINOR_VERSION, VIVI_RELEASE) +#define VIVI_VERSION \ + KERNEL_VERSION(VIVI_MAJOR_VERSION, VIVI_MINOR_VERSION, VIVI_RELEASE) /* Declare static vars that will be used as parameters */ static unsigned int vid_limit = 16; /* Video memory limit, in Mb */ static struct video_device vivi; /* Video device */ static int video_nr = -1; /* /dev/videoN, -1 for autodetect */ +static int n_devs = 1; /* Number of virtual devices */ /* supported controls */ static struct v4l2_queryctrl vivi_qctrl[] = { @@ -80,7 +78,7 @@ static struct v4l2_queryctrl vivi_qctrl[] = { .default_value = 65535, .flags = 0, .type = V4L2_CTRL_TYPE_INTEGER, - },{ + }, { .id = V4L2_CID_BRIGHTNESS, .type = V4L2_CTRL_TYPE_INTEGER, .name = "Brightness", @@ -121,7 +119,7 @@ static struct v4l2_queryctrl vivi_qctrl[] = { static int qctl_regs[ARRAY_SIZE(vivi_qctrl)]; -#define dprintk(level,fmt, arg...) \ +#define dprintk(level, fmt, arg...) \ do { \ if (vivi.debug >= (level)) \ printk(KERN_DEBUG "vivi: " fmt , ## arg); \ @@ -164,7 +162,7 @@ struct vivi_dmaqueue { /* thread for generating video stream*/ struct task_struct *kthread; wait_queue_head_t wq; -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) struct semaphore *notify; int rmmod:1; #endif @@ -178,7 +176,7 @@ static LIST_HEAD(vivi_devlist); struct vivi_dev { struct list_head vivi_devlist; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 16) struct mutex lock; #else struct semaphore lock; @@ -187,13 +185,15 @@ struct vivi_dev { int users; /* various device info */ - struct video_device vfd; + struct video_device *vfd; struct vivi_dmaqueue vidq; /* Several counters */ - int h,m,s,us,jiffies; + int h, m, s, us, jiffies; char timestr[13]; + + int mv_count; /* Controls bars movement */ }; struct vivi_fh { @@ -201,7 +201,7 @@ struct vivi_fh { /* video capture */ struct vivi_fmt *fmt; - unsigned int width,height; + unsigned int width, height; struct videobuf_queue vb_vidq; enum v4l2_buf_type type; @@ -220,109 +220,113 @@ enum colors { GREEN, MAGENTA, RED, - BLUE + BLUE, + BLACK, }; static u8 bars[8][3] = { /* R G B */ - {204,204,204}, /* white */ - {208,208, 0}, /* ambar */ - { 0,206,206}, /* cyan */ - { 0,239, 0}, /* green */ - {239, 0,239}, /* magenta */ - {205, 0, 0}, /* red */ - { 0, 0,255}, /* blue */ - { 0, 0, 0} + {204, 204, 204}, /* white */ + {208, 208, 0}, /* ambar */ + { 0, 206, 206}, /* cyan */ + { 0, 239, 0}, /* green */ + {239, 0, 239}, /* magenta */ + {205, 0, 0}, /* red */ + { 0, 0, 255}, /* blue */ + { 0, 0, 0}, /* black */ }; -#define TO_Y(r,g,b) (((16829*r +33039*g +6416*b + 32768)>>16)+16) +#define TO_Y(r, g, b) \ + (((16829 * r + 33039 * g + 6416 * b + 32768) >> 16) + 16) /* RGB to V(Cr) Color transform */ -#define TO_V(r,g,b) (((28784*r -24103*g -4681*b + 32768)>>16)+128) +#define TO_V(r, g, b) \ + (((28784 * r - 24103 * g - 4681 * b + 32768) >> 16) + 128) /* RGB to U(Cb) Color transform */ -#define TO_U(r,g,b) (((-9714*r -19070*g +28784*b + 32768)>>16)+128) +#define TO_U(r, g, b) \ + (((-9714 * r - 19070 * g + 28784 * b + 32768) >> 16) + 128) #define TSTAMP_MIN_Y 24 #define TSTAMP_MAX_Y TSTAMP_MIN_Y+15 #define TSTAMP_MIN_X 64 -static void gen_line(char *basep,int inipos,int wmax, - int hmax, int line, int count, char *timestr) +static void gen_line(char *basep, int inipos, int wmax, + int hmax, int line, int count, char *timestr) { - int w,i,j,pos=inipos,y; - char *p,*s; - u8 chr,r,g,b,color; + int w, i, j, y; + int pos = inipos; + char *p, *s; + u8 chr, r, g, b, color; /* We will just duplicate the second pixel at the packet */ - wmax/=2; + wmax /= 2; /* Generate a standard color bar pattern */ - for (w=0;w<wmax;w++) { - int colorpos=((w+count)*8/(wmax+1)) % 8; - r=bars[colorpos][0]; - g=bars[colorpos][1]; - b=bars[colorpos][2]; + for (w = 0; w < wmax; w++) { + int colorpos = ((w + count) * 8/(wmax + 1)) % 8; + r = bars[colorpos][0]; + g = bars[colorpos][1]; + b = bars[colorpos][2]; - for (color=0;color<4;color++) { - p=basep+pos; + for (color = 0; color < 4; color++) { + p = basep + pos; switch (color) { - case 0: - case 2: - *p=TO_Y(r,g,b); /* Luminance */ - break; - case 1: - *p=TO_U(r,g,b); /* Cb */ - break; - case 3: - *p=TO_V(r,g,b); /* Cr */ - break; + case 0: + case 2: + *p = TO_Y(r, g, b); /* Luma */ + break; + case 1: + *p = TO_U(r, g, b); /* Cb */ + break; + case 3: + *p = TO_V(r, g, b); /* Cr */ + break; } pos++; } } /* Checks if it is possible to show timestamp */ - if (TSTAMP_MAX_Y>=hmax) + if (TSTAMP_MAX_Y >= hmax) goto end; - if (TSTAMP_MIN_X+strlen(timestr)>=wmax) + if (TSTAMP_MIN_X + strlen(timestr) >= wmax) goto end; /* Print stream time */ - if (line>=TSTAMP_MIN_Y && line<=TSTAMP_MAX_Y) { - j=TSTAMP_MIN_X; - for (s=timestr;*s;s++) { - chr=rom8x16_bits[(*s-0x30)*16+line-TSTAMP_MIN_Y]; - for (i=0;i<7;i++) { - if (chr&1<<(7-i)) { /* Font color*/ - r=bars[BLUE][0]; - g=bars[BLUE][1]; - b=bars[BLUE][2]; - r=g=b=0; - g=198; - } else { /* Background color */ - r=bars[WHITE][0]; - g=bars[WHITE][1]; - b=bars[WHITE][2]; - r=g=b=0; + if (line >= TSTAMP_MIN_Y && line <= TSTAMP_MAX_Y) { + j = TSTAMP_MIN_X; + for (s = timestr; *s; s++) { + chr = rom8x16_bits[(*s-0x30)*16+line-TSTAMP_MIN_Y]; + for (i = 0; i < 7; i++) { + if (chr & 1 << (7 - i)) { + /* Font color*/ + r = 0; + g = 198; + b = 0; + } else { + /* Background color */ + r = bars[BLACK][0]; + g = bars[BLACK][1]; + b = bars[BLACK][2]; } - pos=inipos+j*2; - for (color=0;color<4;color++) { - p=basep+pos; + pos = inipos + j * 2; + for (color = 0; color < 4; color++) { + p = basep + pos; - y=TO_Y(r,g,b); + y = TO_Y(r, g, b); switch (color) { - case 0: - case 2: - *p=TO_Y(r,g,b); /* Luminance */ - break; - case 1: - *p=TO_U(r,g,b); /* Cb */ - break; - case 3: - *p=TO_V(r,g,b); /* Cr */ - break; + case 0: + case 2: + *p = TO_Y(r, g, b); /* Luma */ + break; + case 1: + *p = TO_U(r, g, b); /* Cb */ + break; + case 3: + *p = TO_V(r, g, b); /* Cr */ + break; } pos++; } @@ -331,72 +335,57 @@ static void gen_line(char *basep,int inipos,int wmax, } } -#if 0 /* This will require a different logic */ - /* Generate random noise */ - if (line>6*hmax/7) { - if (line>6*hmax/7) { - p=get_addr_pos(inipos+j/2,pages,to_addr); - -// get_random_bytes(buf+wmax-(wmax/7), wmax/7); - kunmap_atomic(p, KM_BOUNCE_READ); - } - } - -#endif - end: return; } -static void vivi_fillbuff(struct vivi_dev *dev,struct vivi_buffer *buf) +static void vivi_fillbuff(struct vivi_dev *dev, struct vivi_buffer *buf) { - int h,pos=0; + int h , pos = 0; int hmax = buf->vb.height; int wmax = buf->vb.width; struct timeval ts; - char *tmpbuf = kmalloc(wmax*2,GFP_KERNEL); - void *vbuf=videobuf_to_vmalloc (&buf->vb); - /* FIXME: move to dev struct */ - static int mv_count=0; + char *tmpbuf = kmalloc(wmax * 2, GFP_KERNEL); + void *vbuf = videobuf_to_vmalloc(&buf->vb); if (!tmpbuf) return; - for (h=0;h<hmax;h++) { - gen_line(tmpbuf,0,wmax,hmax,h,mv_count, + for (h = 0; h < hmax; h++) { + gen_line(tmpbuf, 0, wmax, hmax, h, dev->mv_count, dev->timestr); /* FIXME: replacing to __copy_to_user */ - if (copy_to_user(vbuf+pos,tmpbuf,wmax*2)!=0) - dprintk(2,"vivifill copy_to_user failed.\n"); + if (copy_to_user(vbuf + pos, tmpbuf, wmax * 2) != 0) + dprintk(2, "vivifill copy_to_user failed.\n"); pos += wmax*2; } - mv_count++; + dev->mv_count++; kfree(tmpbuf); /* Updates stream time */ - dev->us+=jiffies_to_usecs(jiffies-dev->jiffies); - dev->jiffies=jiffies; - if (dev->us>=1000000) { - dev->us-=1000000; + dev->us += jiffies_to_usecs(jiffies-dev->jiffies); + dev->jiffies = jiffies; + if (dev->us >= 1000000) { + dev->us -= 1000000; dev->s++; - if (dev->s>=60) { - dev->s-=60; + if (dev->s >= 60) { + dev->s -= 60; dev->m++; - if (dev->m>60) { - dev->m-=60; + if (dev->m > 60) { + dev->m -= 60; dev->h++; - if (dev->h>24) - dev->h-=24; + if (dev->h > 24) + dev->h -= 24; } } } - sprintf(dev->timestr,"%02d:%02d:%02d:%03d", - dev->h,dev->m,dev->s,(dev->us+500)/1000); + sprintf(dev->timestr, "%02d:%02d:%02d:%03d", + dev->h, dev->m, dev->s, (dev->us + 500) / 1000); - dprintk(2,"vivifill at %s: Buffer 0x%08lx size= %d\n",dev->timestr, - (unsigned long)tmpbuf,pos); + dprintk(2, "vivifill at %s: Buffer 0x%08lx size= %d\n", dev->timestr, + (unsigned long)tmpbuf, pos); /* Advice that buffer was filled */ buf->vb.state = VIDEOBUF_DONE; @@ -413,14 +402,14 @@ static int restart_video_queue(struct vivi_dmaqueue *dma_q); static void vivi_thread_tick(struct vivi_dmaqueue *dma_q) { struct vivi_buffer *buf; - struct vivi_dev *dev= container_of(dma_q,struct vivi_dev,vidq); + struct vivi_dev *dev = container_of(dma_q, struct vivi_dev, vidq); int bc; /* Announces videobuf that all went ok */ for (bc = 0;; bc++) { if (list_empty(&dma_q->active)) { - dprintk(1,"No active queue to serve\n"); + dprintk(1, "No active queue to serve\n"); break; } @@ -434,19 +423,20 @@ static void vivi_thread_tick(struct vivi_dmaqueue *dma_q) } do_gettimeofday(&buf->vb.ts); - dprintk(2,"[%p/%d] wakeup\n",buf,buf->vb.i); + dprintk(2, "[%p/%d] wakeup\n", buf, buf->vb. i); /* Fill buffer */ - vivi_fillbuff(dev,buf); + vivi_fillbuff(dev, buf); if (list_empty(&dma_q->active)) { del_timer(&dma_q->timeout); } else { - mod_timer(&dma_q->timeout, jiffies+BUFFER_TIMEOUT); + mod_timer(&dma_q->timeout, jiffies + BUFFER_TIMEOUT); } } if (bc != 1) - dprintk(1,"%s: %d buffers handled (should be 1)\n",__FUNCTION__,bc); + dprintk(1, "%s: %d buffers handled (should be 1)\n", + __FUNCTION__, bc); } static void vivi_sleep(struct vivi_dmaqueue *dma_q) @@ -454,10 +444,10 @@ static void vivi_sleep(struct vivi_dmaqueue *dma_q) int timeout; DECLARE_WAITQUEUE(wait, current); - dprintk(1,"%s dma_q=0x%08lx\n",__FUNCTION__,(unsigned long)dma_q); + dprintk(1, "%s dma_q=0x%08lx\n", __FUNCTION__, (unsigned long)dma_q); add_wait_queue(&dma_q->wq, &wait); -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) if (!(q->rmmod || signal_pending(current))) { #else if (!kthread_should_stop()) { @@ -465,23 +455,31 @@ static void vivi_sleep(struct vivi_dmaqueue *dma_q) dma_q->frame++; /* Calculate time to wake up */ - timeout=dma_q->ini_jiffies+msecs_to_jiffies((dma_q->frame*WAKE_NUMERATOR*1000)/WAKE_DENOMINATOR)-jiffies; + timeout = dma_q->ini_jiffies+ + msecs_to_jiffies((dma_q->frame*WAKE_NUMERATOR * 1000) + / WAKE_DENOMINATOR) - jiffies; if (timeout <= 0) { - int old=dma_q->frame; - dma_q->frame=(jiffies_to_msecs(jiffies-dma_q->ini_jiffies)*WAKE_DENOMINATOR)/(WAKE_NUMERATOR*1000)+1; - - timeout=dma_q->ini_jiffies+msecs_to_jiffies((dma_q->frame*WAKE_NUMERATOR*1000)/WAKE_DENOMINATOR)-jiffies; - - dprintk(1,"underrun, losed %d frames. " - "Now, frame is %d. Waking on %d jiffies\n", - dma_q->frame-old,dma_q->frame,timeout); + int old = dma_q->frame; + dma_q->frame = (jiffies_to_msecs(jiffies - + dma_q->ini_jiffies) * + WAKE_DENOMINATOR) / + (WAKE_NUMERATOR * 1000) + 1; + + timeout = dma_q->ini_jiffies+ + msecs_to_jiffies((dma_q->frame * + WAKE_NUMERATOR * 1000) + / WAKE_DENOMINATOR) - jiffies; + + dprintk(1, "underrun, losed %d frames. " + "Now, frame is %d. Waking on %d jiffies\n", + dma_q->frame-old, dma_q->frame, timeout); } else - dprintk(1,"will sleep for %i jiffies\n",timeout); + dprintk(1, "will sleep for %i jiffies\n", timeout); vivi_thread_tick(dma_q); - schedule_timeout_interruptible (timeout); + schedule_timeout_interruptible(timeout); } remove_wait_queue(&dma_q->wq, &wait); @@ -490,9 +488,9 @@ static void vivi_sleep(struct vivi_dmaqueue *dma_q) static int vivi_thread(void *data) { - struct vivi_dmaqueue *dma_q=data; + struct vivi_dmaqueue *dma_q = data; -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) daemonize(); exit_files(current); reparent_to_init(); @@ -506,7 +504,7 @@ static int vivi_thread(void *data) if (dma_q->notify != NULL) up(dma_q->notify); #endif - dprintk(1,"thread started\n"); + dprintk(1, "thread started\n"); mod_timer(&dma_q->timeout, jiffies+BUFFER_TIMEOUT); set_freezable(); @@ -514,7 +512,7 @@ static int vivi_thread(void *data) for (;;) { vivi_sleep(dma_q); -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) if (dma_q->rmmod || signal_pending(current)) #else if (kthread_should_stop()) @@ -522,7 +520,7 @@ static int vivi_thread(void *data) break; } dprintk(1, "thread: exit\n"); -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) dma_q->kthread = NULL; if (dma_q->notify != NULL) @@ -533,12 +531,12 @@ static int vivi_thread(void *data) static int vivi_start_thread(struct vivi_dmaqueue *dma_q) { - dma_q->frame=0; - dma_q->ini_jiffies=jiffies; + dma_q->frame = 0; + dma_q->ini_jiffies = jiffies; - dprintk(1,"%s\n",__FUNCTION__); + dprintk(1, "%s\n", __FUNCTION__); -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 5, 0) dma_q->kthread = kthread_run(vivi_thread, dma_q, "vivi"); if (IS_ERR(dma_q->kthread)) { @@ -553,7 +551,7 @@ static int vivi_start_thread(struct vivi_dmaqueue *dma_q) dma_q->rmmod = 0; if (kernel_thread(vivi_thread, dma_q, 0) < 0) { - printk (KERN_ERR "sdim: kernel_thread() failed\n"); + printk(KERN_ERR "sdim: kernel_thread() failed\n"); return -EINVAL; } @@ -563,19 +561,18 @@ static int vivi_start_thread(struct vivi_dmaqueue *dma_q) /* Wakes thread */ wake_up_interruptible(&dma_q->wq); - dprintk(1,"returning from %s\n",__FUNCTION__); + dprintk(1, "returning from %s\n", __FUNCTION__); return 0; } static void vivi_stop_thread(struct vivi_dmaqueue *dma_q) { - dprintk(1,"%s\n",__FUNCTION__); + dprintk(1, "%s\n", __FUNCTION__); /* shutdown control thread */ if (dma_q->kthread) { -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0) DECLARE_MUTEX_LOCKED(sem); -#endif -#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) + /* shutdown control thread */ dma_q->notify = &sem; dma_q->rmmod = 1; @@ -586,7 +583,7 @@ static void vivi_stop_thread(struct vivi_dmaqueue *dma_q) #else kthread_stop(dma_q->kthread); #endif - dma_q->kthread=NULL; + dma_q->kthread = NULL; } } @@ -594,16 +591,16 @@ static int restart_video_queue(struct vivi_dmaqueue *dma_q) { struct vivi_buffer *buf, *prev; - dprintk(1,"%s dma_q=0x%08lx\n",__FUNCTION__,(unsigned long)dma_q); + dprintk(1, "%s dma_q=0x%08lx\n", __FUNCTION__, (unsigned long)dma_q); if (!list_empty(&dma_q->active)) { - buf = list_entry(dma_q->active.next, struct vivi_buffer, vb.queue); - dprintk(2,"restart_queue [%p/%d]: restart dma\n", + buf = list_entry(dma_q->active.next, + struct vivi_buffer, vb.queue); + dprintk(2, "restart_queue [%p/%d]: restart dma\n", buf, buf->vb.i); - dprintk(1,"Restarting video dma\n"); + dprintk(1, "Restarting video dma\n"); vivi_stop_thread(dma_q); -// vivi_start_thread(dma_q); /* cancel all outstanding capture / vbi requests */ list_for_each_entry_safe(buf, prev, &dma_q->active, vb.queue) { @@ -620,28 +617,29 @@ static int restart_video_queue(struct vivi_dmaqueue *dma_q) for (;;) { if (list_empty(&dma_q->queued)) return 0; - buf = list_entry(dma_q->queued.next, struct vivi_buffer, vb.queue); + buf = list_entry(dma_q->queued.next, + struct vivi_buffer, vb.queue); if (NULL == prev) { list_del(&buf->vb.queue); - list_add_tail(&buf->vb.queue,&dma_q->active); + list_add_tail(&buf->vb.queue, &dma_q->active); - dprintk(1,"Restarting video dma\n"); + dprintk(1, "Restarting video dma\n"); vivi_stop_thread(dma_q); vivi_start_thread(dma_q); buf->vb.state = VIDEOBUF_ACTIVE; mod_timer(&dma_q->timeout, jiffies+BUFFER_TIMEOUT); - dprintk(2,"[%p/%d] restart_queue - first active\n", - buf,buf->vb.i); + dprintk(2, "[%p/%d] restart_queue - first active\n", + buf, buf->vb.i); } else if (prev->vb.width == buf->vb.width && prev->vb.height == buf->vb.height && prev->fmt == buf->fmt) { list_del(&buf->vb.queue); - list_add_tail(&buf->vb.queue,&dma_q->active); + list_add_tail(&buf->vb.queue, &dma_q->active); buf->vb.state = VIDEOBUF_ACTIVE; - dprintk(2,"[%p/%d] restart_queue - move to active\n", - buf,buf->vb.i); + dprintk(2, "[%p/%d] restart_queue - move to active\n", + buf, buf->vb.i); } else { return 0; } @@ -651,16 +649,17 @@ static int restart_video_queue(struct vivi_dmaqueue *dma_q) static void vivi_vid_timeout(unsigned long data) { - struct vivi_dev *dev = (struct vivi_dev*)data; + struct vivi_dev *dev = (struct vivi_dev *)data; struct vivi_dmaqueue *vidq = &dev->vidq; struct vivi_buffer *buf; while (!list_empty(&vidq->active)) { - buf = list_entry(vidq->active.next, struct vivi_buffer, vb.queue); + buf = list_entry(vidq->active.next, + struct vivi_buffer, vb.queue); list_del(&buf->vb.queue); buf->vb.state = VIDEOBUF_ERROR; wake_up(&buf->vb.done); - printk("vivi/0: [%p/%d] timeout\n", buf, buf->vb.i); + printk(KERN_INFO "vivi/0: [%p/%d] timeout\n", buf, buf->vb.i); } restart_video_queue(vidq); @@ -682,19 +681,19 @@ buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size) while (*size * *count > vid_limit * 1024 * 1024) (*count)--; - dprintk(1,"%s, count=%d, size=%d\n",__FUNCTION__,*count, *size); + dprintk(1, "%s, count=%d, size=%d\n", __FUNCTION__, *count, *size); return 0; } static void free_buffer(struct videobuf_queue *vq, struct vivi_buffer *buf) { - dprintk(1,"%s\n",__FUNCTION__); + dprintk(1, "%s\n", __FUNCTION__); if (in_interrupt()) BUG(); - videobuf_waiton(&buf->vb,0,0); + videobuf_waiton(&buf->vb, 0, 0); videobuf_vmalloc_free(&buf->vb); buf->vb.state = VIDEOBUF_NEEDS_INIT; } @@ -706,10 +705,10 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, enum v4l2_field field) { struct vivi_fh *fh = vq->priv_data; - struct vivi_buffer *buf = container_of(vb,struct vivi_buffer,vb); + struct vivi_buffer *buf = container_of(vb, struct vivi_buffer, vb); int rc, init_buffer = 0; - dprintk(1,"%s, field=%d\n",__FUNCTION__,field); + dprintk(1, "%s, field=%d\n", __FUNCTION__, field); BUG_ON(NULL == fh->fmt); if (fh->width < 48 || fh->width > norm_maxw() || @@ -731,80 +730,78 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb, } if (VIDEOBUF_NEEDS_INIT == buf->vb.state) { - if (0 != (rc = videobuf_iolock(vq,&buf->vb,NULL))) + rc = videobuf_iolock(vq, &buf->vb, NULL); + if (rc < 0) goto fail; } buf->vb.state = VIDEOBUF_PREPARED; -#ifdef CONFIG_VIVI_SCATTER - if (NULL == (buf->to_addr = kmalloc(sizeof(*buf->to_addr) * vb->dma.nr_pages,GFP_KERNEL))) { - rc=-ENOMEM; - goto fail; - } -#endif return 0; fail: - free_buffer(vq,buf); + free_buffer(vq, buf); return rc; } static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb) { - struct vivi_buffer *buf = container_of(vb,struct vivi_buffer,vb); - struct vivi_fh *fh = vq->priv_data; - struct vivi_dev *dev = fh->dev; - struct vivi_dmaqueue *vidq = &dev->vidq; + struct vivi_buffer *buf = container_of(vb, struct vivi_buffer, vb); + struct vivi_fh *fh = vq->priv_data; + struct vivi_dev *dev = fh->dev; + struct vivi_dmaqueue *vidq = &dev->vidq; struct vivi_buffer *prev; if (!list_empty(&vidq->queued)) { - dprintk(1,"adding vb queue=0x%08lx\n",(unsigned long)&buf->vb.queue); - list_add_tail(&buf->vb.queue,&vidq->queued); + dprintk(1, "adding vb queue=0x%08lx\n", + (unsigned long)&buf->vb.queue); + list_add_tail(&buf->vb.queue, &vidq->queued); buf->vb.state = VIDEOBUF_QUEUED; - dprintk(2,"[%p/%d] buffer_queue - append to queued\n", + dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf, buf->vb.i); } else if (list_empty(&vidq->active)) { - list_add_tail(&buf->vb.queue,&vidq->active); + list_add_tail(&buf->vb.queue, &vidq->active); buf->vb.state = VIDEOBUF_ACTIVE; mod_timer(&vidq->timeout, jiffies+BUFFER_TIMEOUT); - dprintk(2,"[%p/%d] buffer_queue - first active\n", + dprintk(2, "[%p/%d] buffer_queue - first active\n", buf, buf->vb.i); vivi_start_thread(vidq); } else { - prev = list_entry(vidq->active.prev, struct vivi_buffer, vb.queue); + prev = list_entry(vidq->active.prev, + struct vivi_buffer, vb.queue); if (prev->vb.width == buf->vb.width && prev->vb.height == buf->vb.height && prev->fmt == buf->fmt) { - list_add_tail(&buf->vb.queue,&vidq->active); + list_add_tail(&buf->vb.queue, &vidq->active); buf->vb.state = VIDEOBUF_ACTIVE; - dprintk(2,"[%p/%d] buffer_queue - append to active\n", + dprintk(2, "[%p/%d] buffer_queue - append to active\n", buf, buf->vb.i); } else { - list_add_tail(&buf->vb.queue,&vidq->queued); + list_add_tail(&buf->vb.queue, &vidq->queued); buf->vb.state = VIDEOBUF_QUEUED; - dprintk(2,"[%p/%d] buffer_queue - first queued\n", + dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf, buf->vb.i); } } } -static void buffer_release(struct videobuf_queue *vq, struct videobuf_buffer *vb) +static void buffer_release(struct videobuf_queue *vq, + struct videobuf_buffer *vb) { - struct vivi_buffer *buf = container_of(vb,struct vivi_buffer,vb); + struct vivi_buffer *buf = container_of(vb, struct vivi_buffer, vb); struct vivi_fh *fh = vq->priv_data; - struct vivi_dev *dev = (struct vivi_dev*)fh->dev; + struct vivi_dev *dev = (struct vivi_dev *)fh->dev; struct vivi_dmaqueue *vidq = &dev->vidq; - dprintk(1,"%s\n",__FUNCTION__); + dprintk(1, "%s\n", __FUNCTION__); vivi_stop_thread(vidq); - free_buffer(vq,buf); + free_buffer(vq, buf); } static struct videobuf_queue_ops vivi_video_qops = { @@ -817,7 +814,7 @@ static struct videobuf_queue_ops vivi_video_qops = { /* ------------------------------------------------------------------ IOCTL vidioc handling ------------------------------------------------------------------*/ -static int vidioc_querycap (struct file *file, void *priv, +static int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap) { strcpy(cap->driver, "vivi"); @@ -829,21 +826,21 @@ static int vidioc_querycap (struct file *file, void *priv, return 0; } -static int vidioc_enum_fmt_cap (struct file *file, void *priv, +static int vidioc_enum_fmt_cap(struct file *file, void *priv, struct v4l2_fmtdesc *f) { if (f->index > 0) return -EINVAL; - strlcpy(f->description,format.name,sizeof(f->description)); + strlcpy(f->description, format.name, sizeof(f->description)); f->pixelformat = format.fourcc; return 0; } -static int vidioc_g_fmt_cap (struct file *file, void *priv, +static int vidioc_g_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; f->fmt.pix.width = fh->width; f->fmt.pix.height = fh->height; @@ -857,7 +854,7 @@ static int vidioc_g_fmt_cap (struct file *file, void *priv, return (0); } -static int vidioc_try_fmt_cap (struct file *file, void *priv, +static int vidioc_try_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) { struct vivi_fmt *fmt; @@ -865,18 +862,18 @@ static int vidioc_try_fmt_cap (struct file *file, void *priv, unsigned int maxw, maxh; if (format.fourcc != f->fmt.pix.pixelformat) { - dprintk(1,"Fourcc format (0x%08x) invalid. Driver accepts " - "only 0x%08x\n",f->fmt.pix.pixelformat,format.fourcc); + dprintk(1, "Fourcc format (0x%08x) invalid. Driver accepts " + "only 0x%08x\n", f->fmt.pix.pixelformat, format.fourcc); return -EINVAL; } - fmt=&format; + fmt = &format; field = f->fmt.pix.field; if (field == V4L2_FIELD_ANY) { - field=V4L2_FIELD_INTERLACED; + field = V4L2_FIELD_INTERLACED; } else if (V4L2_FIELD_INTERLACED != field) { - dprintk(1,"Field type invalid.\n"); + dprintk(1, "Field type invalid.\n"); return -EINVAL; } @@ -902,11 +899,11 @@ static int vidioc_try_fmt_cap (struct file *file, void *priv, } /*FIXME: This seems to be generic enough to be at videodev2 */ -static int vidioc_s_fmt_cap (struct file *file, void *priv, +static int vidioc_s_fmt_cap(struct file *file, void *priv, struct v4l2_format *f) { - struct vivi_fh *fh=priv; - int ret = vidioc_try_fmt_cap(file,fh,f); + struct vivi_fh *fh = priv; + int ret = vidioc_try_fmt_cap(file, fh, f); if (ret < 0) return (ret); @@ -919,47 +916,48 @@ static int vidioc_s_fmt_cap (struct file *file, void *priv, return (0); } -static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p) +static int vidioc_reqbufs(struct file *file, void *priv, + struct v4l2_requestbuffers *p) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; return (videobuf_reqbufs(&fh->vb_vidq, p)); } -static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p) +static int vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *p) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; return (videobuf_querybuf(&fh->vb_vidq, p)); } -static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p) +static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *p) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; return (videobuf_qbuf(&fh->vb_vidq, p)); } -static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p) +static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; return (videobuf_dqbuf(&fh->vb_vidq, p, file->f_flags & O_NONBLOCK)); } #ifdef CONFIG_VIDEO_V4L1_COMPAT -static int vidiocgmbuf (struct file *file, void *priv, struct video_mbuf *mbuf) +static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; - return videobuf_cgmbuf (&fh->vb_vidq, mbuf, 8); + return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8); } #endif static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; @@ -971,7 +969,7 @@ static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) { - struct vivi_fh *fh=priv; + struct vivi_fh *fh = priv; if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; @@ -981,13 +979,13 @@ static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) return videobuf_streamoff(&fh->vb_vidq); } -static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *i) +static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *i) { return 0; } /* only one input in this sample driver */ -static int vidioc_enum_input (struct file *file, void *priv, +static int vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *inp) { if (inp->index != 0) @@ -995,18 +993,18 @@ static int vidioc_enum_input (struct file *file, void *priv, inp->type = V4L2_INPUT_TYPE_CAMERA; inp->std = V4L2_STD_NTSC_M; - strcpy(inp->name,"Camera"); + strcpy(inp->name, "Camera"); return (0); } -static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) +static int vidioc_g_input(struct file *file, void *priv, unsigned int *i) { *i = 0; return (0); } -static int vidioc_s_input (struct file *file, void *priv, unsigned int i) +static int vidioc_s_input(struct file *file, void *priv, unsigned int i) { if (i > 0) return -EINVAL; @@ -1015,8 +1013,8 @@ static int vidioc_s_input (struct file *file, void *priv, unsigned int i) } /* --- controls ---------------------------------------------- */ -static int vidioc_queryctrl (struct file *file, void *priv, - struct v4l2_queryctrl *qc) +static int vidioc_queryctrl(struct file *file, void *priv, + struct v4l2_queryctrl *qc) { int i; @@ -1030,33 +1028,31 @@ static int vidioc_queryctrl (struct file *file, void *priv, return -EINVAL; } -static int vidioc_g_ctrl (struct file *file, void *priv, - struct v4l2_control *ctrl) +static int vidioc_g_ctrl(struct file *file, void *priv, + struct v4l2_control *ctrl) { int i; for (i = 0; i < ARRAY_SIZE(vivi_qctrl); i++) if (ctrl->id == vivi_qctrl[i].id) { - ctrl->value=qctl_regs[i]; + ctrl->value = qctl_regs[i]; return (0); } return -EINVAL; } -static int vidioc_s_ctrl (struct file *file, void *priv, +static int vidioc_s_ctrl(struct file *file, void *priv, struct v4l2_control *ctrl) { int i; for (i = 0; i < ARRAY_SIZE(vivi_qctrl); i++) if (ctrl->id == vivi_qctrl[i].id) { - if (ctrl->value < - vivi_qctrl[i].minimum - || ctrl->value > - vivi_qctrl[i].maximum) { + if (ctrl->value < vivi_qctrl[i].minimum + || ctrl->value > vivi_qctrl[i].maximum) { return (-ERANGE); } - qctl_regs[i]=ctrl->value; + qctl_regs[i] = ctrl->value; return (0); } return -EINVAL; @@ -1075,22 +1071,14 @@ static int vivi_open(struct inode *inode, struct file *file) struct vivi_fh *fh; int i; - printk(KERN_DEBUG "vivi: open called (minor=%d)\n",minor); + printk(KERN_DEBUG "vivi: open called (minor=%d)\n", minor); list_for_each_entry(dev, &vivi_devlist, vivi_devlist) - if (dev->vfd.minor == minor) + if (dev->vfd->minor == minor) goto found; return -ENODEV; -found: - -#if 0 /* Avoids an oops at read() - seems to be semaphore related */ - if (dev->users) { - printk(KERN_INFO "this driver can be opened only once (users=%d)\n",dev->users); - return -EBUSY; - } -#endif - +found: /* If more than one user, mutex should be added */ dev->users++; @@ -1098,7 +1086,7 @@ found: v4l2_type_names[V4L2_BUF_TYPE_VIDEO_CAPTURE], dev->users); /* allocate + initialize per filehandle data */ - fh = kzalloc(sizeof(*fh),GFP_KERNEL); + fh = kzalloc(sizeof(*fh), GFP_KERNEL); if (NULL == fh) { dev->users--; return -ENOMEM; @@ -1114,27 +1102,21 @@ found: /* Put all controls at a sane state */ for (i = 0; i < ARRAY_SIZE(vivi_qctrl); i++) - qctl_regs[i] =vivi_qctrl[i].default_value; - - dprintk(1,"Open: fh=0x%08lx, dev=0x%08lx, dev->vidq=0x%08lx\n", - (unsigned long)fh,(unsigned long)dev,(unsigned long)&dev->vidq); - dprintk(1,"Open: list_empty queued=%d\n",list_empty(&dev->vidq.queued)); - dprintk(1,"Open: list_empty active=%d\n",list_empty(&dev->vidq.active)); + qctl_regs[i] = vivi_qctrl[i].default_value; /* Resets frame counters */ - dev->h=0; - dev->m=0; - dev->s=0; - dev->us=0; - dev->jiffies=jiffies; - sprintf(dev->timestr,"%02d:%02d:%02d:%03d", - dev->h,dev->m,dev->s,(dev->us+500)/1000); + dev->h = 0; + dev->m = 0; + dev->s = 0; + dev->us = 0; + dev->mv_count = 0; + dev->jiffies = jiffies; + sprintf(dev->timestr, "%02d:%02d:%02d:%03d", + dev->h, dev->m, dev->s, (dev->us + 500) / 1000); videobuf_queue_vmalloc_init(&fh->vb_vidq, &vivi_video_qops, - NULL, NULL, - fh->type, - V4L2_FIELD_INTERLACED, - sizeof(struct vivi_buffer),fh); + NULL, NULL, fh->type, V4L2_FIELD_INTERLACED, + sizeof(struct vivi_buffer), fh); return 0; } @@ -1142,9 +1124,9 @@ found: static ssize_t vivi_read(struct file *file, char __user *data, size_t count, loff_t *ppos) { - struct vivi_fh *fh = file->private_data; + struct vivi_fh *fh = file->private_data; - if (fh->type==V4L2_BUF_TYPE_VIDEO_CAPTURE) { + if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { return videobuf_read_stream(&fh->vb_vidq, data, count, ppos, 0, file->f_flags & O_NONBLOCK); } @@ -1157,7 +1139,7 @@ vivi_poll(struct file *file, struct poll_table_struct *wait) struct vivi_fh *fh = file->private_data; struct videobuf_queue *q = &fh->vb_vidq; - dprintk(1,"%s\n",__FUNCTION__); + dprintk(1, "%s\n", __FUNCTION__); if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type) return POLLERR; @@ -1165,7 +1147,7 @@ vivi_poll(struct file *file, struct poll_table_struct *wait) return videobuf_poll_stream(file, q, wait); } -static int vivi_release(struct inode *inode, struct file *file) +static int vivi_close(struct inode *inode, struct file *file) { struct vivi_fh *fh = file->private_data; struct vivi_dev *dev = fh->dev; @@ -1177,26 +1159,46 @@ static int vivi_release(struct inode *inode, struct file *file) videobuf_stop(&fh->vb_vidq); videobuf_mmap_free(&fh->vb_vidq); - kfree (fh); + kfree(fh); dev->users--; - printk(KERN_DEBUG "vivi: close called (minor=%d, users=%d)\n",minor,dev->users); + dprintk(1, "close called (minor=%d, users=%d)\n", minor, dev->users); return 0; } -static int -vivi_mmap(struct file *file, struct vm_area_struct * vma) +static int vivi_release(void) { - struct vivi_fh *fh = file->private_data; + struct vivi_dev *dev; + struct list_head *list; + + while (!list_empty(&vivi_devlist)) { + list = vivi_devlist.next; + list_del(list); + dev = list_entry(list, struct vivi_dev, vivi_devlist); + + if (-1 != dev->vfd->minor) + video_unregister_device(dev->vfd); + else + video_device_release(dev->vfd); + + kfree(dev); + } + + return 0; +} + +static int vivi_mmap(struct file *file, struct vm_area_struct *vma) +{ + struct vivi_fh *fh = file->private_data; int ret; - dprintk (1,"mmap called, vma=0x%08lx\n",(unsigned long)vma); + dprintk(1, "mmap called, vma=0x%08lx\n", (unsigned long)vma); - ret=videobuf_mmap_mapper(&fh->vb_vidq, vma); + ret = videobuf_mmap_mapper(&fh->vb_vidq, vma); - dprintk (1,"vma start=0x%08lx, size=%ld, ret=%d\n", + dprintk(1, "vma start=0x%08lx, size=%ld, ret=%d\n", (unsigned long)vma->vm_start, (unsigned long)vma->vm_end-(unsigned long)vma->vm_start, ret); @@ -1207,7 +1209,7 @@ vivi_mmap(struct file *file, struct vm_area_struct * vma) static const struct file_operations vivi_fops = { .owner = THIS_MODULE, .open = vivi_open, - .release = vivi_release, + .release = vivi_close, .read = vivi_read, .poll = vivi_poll, .ioctl = video_ioctl2, /* V4L2 ioctl handler */ @@ -1215,12 +1217,12 @@ static const struct file_operations vivi_fops = { .llseek = no_llseek, }; -static struct video_device vivi = { +static struct video_device vivi_template = { .name = "vivi", .type = VID_TYPE_CAPTURE, .fops = &vivi_fops, .minor = -1, -// .release = video_device_release, + .release = video_device_release, .vidioc_querycap = vidioc_querycap, .vidioc_enum_fmt_cap = vidioc_enum_fmt_cap, @@ -1252,43 +1254,60 @@ static struct video_device vivi = { static int __init vivi_init(void) { - int ret; + int ret = -ENOMEM, i; struct vivi_dev *dev; + struct video_device *vfd; - dev = kzalloc(sizeof(*dev),GFP_KERNEL); - if (NULL == dev) - return -ENOMEM; - list_add_tail(&dev->vivi_devlist,&vivi_devlist); + for (i = 0; i < n_devs; i++) { + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (NULL == dev) + break; - /* init video dma queues */ - INIT_LIST_HEAD(&dev->vidq.active); - INIT_LIST_HEAD(&dev->vidq.queued); - init_waitqueue_head(&dev->vidq.wq); + list_add_tail(&dev->vivi_devlist, &vivi_devlist); - /* initialize locks */ - mutex_init(&dev->lock); + /* init video dma queues */ + INIT_LIST_HEAD(&dev->vidq.active); + INIT_LIST_HEAD(&dev->vidq.queued); + init_waitqueue_head(&dev->vidq.wq); - dev->vidq.timeout.function = vivi_vid_timeout; - dev->vidq.timeout.data = (unsigned long)dev; - init_timer(&dev->vidq.timeout); + /* initialize locks */ + mutex_init(&dev->lock); - ret = video_register_device(&vivi, VFL_TYPE_GRABBER, video_nr); - printk(KERN_INFO "Video Technology Magazine Virtual Video Capture Board (Load status: %d)\n", ret); + dev->vidq.timeout.function = vivi_vid_timeout; + dev->vidq.timeout.data = (unsigned long)dev; + init_timer(&dev->vidq.timeout); + + vfd = video_device_alloc(); + if (NULL == vfd) + break; + + *vfd = vivi_template; + + ret = video_register_device(vfd, VFL_TYPE_GRABBER, video_nr); + if (ret < 0) + break; + + snprintf(vfd->name, sizeof(vfd->name), "%s (%i)", + vivi_template.name, vfd->minor); + + if (video_nr >= 0) + video_nr++; + + dev->vfd = vfd; + } + + if (ret < 0) { + vivi_release(); + printk(KERN_INFO "Error %d while loading vivi driver\n", ret); + } else + printk(KERN_INFO "Video Technology Magazine Virtual Video " + "Capture Board successfully loaded.\n"); return ret; } static void __exit vivi_exit(void) { - struct vivi_dev *h; - struct list_head *list; - - while (!list_empty(&vivi_devlist)) { - list = vivi_devlist.next; - list_del(list); - h = list_entry(list, struct vivi_dev, vivi_devlist); - kfree (h); - } - video_unregister_device(&vivi); + vivi_release(); } module_init(vivi_init); @@ -1299,10 +1318,13 @@ MODULE_AUTHOR("Mauro Carvalho Chehab, Ted Walther and John Sokol"); MODULE_LICENSE("Dual BSD/GPL"); module_param(video_nr, int, 0); +MODULE_PARM_DESC(video_nr, "video iminor start number"); -module_param_named(debug,vivi.debug, int, 0644); -MODULE_PARM_DESC(debug,"activates debug info"); +module_param(n_devs, int, 0); +MODULE_PARM_DESC(n_devs, "number of video devices to create"); -module_param(vid_limit,int,0644); -MODULE_PARM_DESC(vid_limit,"capture memory limit in megabytes"); +module_param_named(debug, vivi.debug, int, 0644); +MODULE_PARM_DESC(debug, "activates debug info"); +module_param(vid_limit, int, 0644); +MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes"); diff --git a/linux/drivers/media/video/vp27smpx.c b/linux/drivers/media/video/vp27smpx.c index 602d7da63..c7099c5fe 100644 --- a/linux/drivers/media/video/vp27smpx.c +++ b/linux/drivers/media/video/vp27smpx.c @@ -41,6 +41,7 @@ MODULE_DESCRIPTION("vp27smpx driver"); MODULE_AUTHOR("Hans Verkuil"); MODULE_LICENSE("GPL"); +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) static unsigned short normal_i2c[] = { 0xb6 >> 1, I2C_CLIENT_END }; #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,13) @@ -48,6 +49,7 @@ static unsigned short normal_i2c_range[] = { I2C_CLIENT_END }; #endif I2C_CLIENT_INSMOD; +#endif /* ----------------------------------------------------------------------- */ diff --git a/linux/drivers/media/video/wm8739.c b/linux/drivers/media/video/wm8739.c index a0a4ed3ba..36babfdb2 100644 --- a/linux/drivers/media/video/wm8739.c +++ b/linux/drivers/media/video/wm8739.c @@ -42,7 +42,6 @@ MODULE_AUTHOR("T. Adachi, Hans Verkuil"); MODULE_LICENSE("GPL"); static int debug; -static unsigned short normal_i2c[] = { 0x34 >> 1, 0x36 >> 1, I2C_CLIENT_END }; #if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0) module_param(debug, int, 0644); @@ -52,11 +51,15 @@ MODULE_PARM(debug, "i"); MODULE_PARM_DESC(debug, "Debug level (0-1)"); +#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22) +static unsigned short normal_i2c[] = { 0x34 >> 1, 0x36 >> 1, I2C_CLIENT_END }; + #if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 13) static unsigned short normal_i2c_range[] = { I2C_CLIENT_END }; #endif I2C_CLIENT_INSMOD; +#endif /* ------------------------------------------------------------------------ */ diff --git a/linux/include/media/v4l2-i2c-drv.h b/linux/include/media/v4l2-i2c-drv.h index 726120399..09e5f8de5 100644 --- a/linux/include/media/v4l2-i2c-drv.h +++ b/linux/include/media/v4l2-i2c-drv.h @@ -38,7 +38,6 @@ struct v4l2_i2c_driver_data { }; static struct v4l2_i2c_driver_data v4l2_i2c_data; -static struct i2c_client_address_data addr_data; static struct i2c_driver v4l2_i2c_driver; #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) @@ -59,6 +58,8 @@ static int __init v4l2_i2c_drv_init(void) #else +static struct i2c_client_address_data addr_data; + /* Bus-based I2C API is not present, add legacy code */ #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0) diff --git a/v4l/Makefile b/v4l/Makefile index 75e9c50ef..60bf0b317 100644 --- a/v4l/Makefile +++ b/v4l/Makefile @@ -43,6 +43,7 @@ default:: config-compat.h Makefile.media links oss @echo Kernel build directory is $(OUTDIR) $(MAKE) -C $(OUTDIR) SUBDIRS=$(PWD) $(MYCFLAGS) modules ./scripts/rmmod.pl check +# $(MAKE) checkpatch ################################################# # Object specific rules @@ -395,6 +396,17 @@ push:: make -C .. push ################################################# +# Consistency checks +checkemacs:: + scripts/check.pl + +checketerse:: + scripts/check.pl -t + +checkpatch:: + scripts/check.pl -c + +################################################# # Help help:: @cat ../INSTALL diff --git a/v4l/scripts/check.pl b/v4l/scripts/check.pl new file mode 100755 index 000000000..4958e281b --- /dev/null +++ b/v4l/scripts/check.pl @@ -0,0 +1,118 @@ +#!/usr/bin/perl +use Getopt::Std; +use strict; + +my $c_syntax=0; +my $fmt="--emacs"; + +my %opt; + +sub usage ($) +{ + my $name = shift; + printf "Usage: %s [<args>] [<file>]\n". + "\t-c\tc style\n". + "\t-e\emacs style (default)\n". + "\t-t\terse style (default)\n". + "\t<file>\tfile name to open. If file not specified, uses hg diff\n\n", $name; + + exit -1; +} + +if (not getopts('cet',\%opt) or defined $opt{'h'}) { + usage($0); +} + +my $cmd=shift; + +if ($opt{'c'}) { + $c_syntax=1; +} + +if ($opt{'t'}) { + $fmt="--terse"; + $c_syntax=0; +} + +if ($cmd) { + $cmd="diff -upr /dev/null $cmd"; +} else { + $cmd="hg diff"; +} + +my $checkpatch=$ENV{CHECKPATCH}; + +if (!$checkpatch) { + $checkpatch="/lib/modules/`uname -r`/build/scripts/checkpatch.pl"; +} + +my $cp_version; +open IN,"$checkpatch|"; +while (<IN>) { + tr/A-Z/a-z/; + if (m/version\s*:\s*([\d\.]+)/) { + $cp_version = $1; + } +} +close IN; + +my $intree_checkpatch = "scripts/checkpatch.pl --no-tree"; +if (!open IN,"$intree_checkpatch|") { + $intree_checkpatch = "v4l/".$intree_checkpatch; + open IN,"$intree_checkpatch|"; +} +while (<IN>) { + tr/A-Z/a-z/; + if (m/version\s*:\s*([\d\.]+)/) { + if ($1 > $cp_version) { + print "# WARNING: $checkpatch version $cp_version is\n" + ."# older than $intree_checkpatch version" + ." $1.\n# Using in-tree one.\n#\n"; + $cp_version = $1; + $checkpatch = $intree_checkpatch; + } + } +} +close IN; + +open IN,"$cmd | $checkpatch -q --nosignoff $fmt -|"; + +my $err=""; +my $errline=""; +my $file=""; +my $ln_numb; + +my $pwd=`pwd`; +$pwd =~ s|/[^/]+\n$||; + +sub print_err() +{ + if ($err) { + printf STDERR "%s/%s: In '%s':\n", $pwd, $file, $errline; + printf STDERR "%s/%s:%d: %s\n", $pwd, $file, $ln_numb, $err; + $err=""; + } +} + +if ($c_syntax == 0) { + while (<IN>) { + s|^#[\d]+:\s*FILE:\s*|../|; + print "$_"; + } +} else { + while (<IN>) { + if (m/^\+(.*)\n/) { + $errline=$1; + } elsif (m/^\#\s*[\d]+\s*:\s*FILE:\s*([^\:]+)\:([\d]+)/) { + $file=$1; + $ln_numb=$2; + } elsif (m/^\-\s*\:\d+\:\s*(.*)\n/) { + print_err(); + $err = $1; + $err =~ s/WARNING/warning/; + } +# print "# $_"; + } +} +close IN; +print_err(); diff --git a/v4l/scripts/checkpatch.pl b/v4l/scripts/checkpatch.pl index 7a3098b43..e64ef6704 100755 --- a/v4l/scripts/checkpatch.pl +++ b/v4l/scripts/checkpatch.pl @@ -9,7 +9,7 @@ use strict; my $P = $0; $P =~ s@.*/@@g; -my $V = '0.11'; +my $V = '0.12'; use Getopt::Long qw(:config no_auto_abbrev); @@ -19,8 +19,11 @@ my $chk_signoff = 1; my $chk_patch = 1; my $tst_type = 0; my $emacs = 0; +my $terse = 0; my $file = 0; my $check = 0; +my $summary = 1; +my $mailback = 0; my $root; GetOptions( 'q|quiet+' => \$quiet, @@ -29,10 +32,13 @@ GetOptions( 'patch!' => \$chk_patch, 'test-type!' => \$tst_type, 'emacs!' => \$emacs, + 'terse!' => \$terse, 'file!' => \$file, 'subjective!' => \$check, 'strict!' => \$check, 'root=s' => \$root, + 'summary!' => \$summary, + 'mailback!' => \$mailback, ) or exit; my $exit = 0; @@ -42,6 +48,7 @@ if ($#ARGV < 0) { print "version: $V\n"; print "options: -q => quiet\n"; print " --no-tree => run without a kernel tree\n"; + print " --terse => one line per report\n"; print " --emacs => emacs compile window format\n"; print " --file => check a source file\n"; print " --strict => enable more subjective tests\n"; @@ -49,6 +56,11 @@ if ($#ARGV < 0) { exit(1); } +if ($terse) { + $emacs = 1; + $quiet++; +} + if ($tree) { if (defined $root) { if (!top_of_kernel_tree($root)) { @@ -90,41 +102,6 @@ our $Attribute = qr{ __(?:mem|cpu|dev|)(?:initdata|init) }x; our $Inline = qr{inline|__always_inline|noinline}; -our $NonptrType = qr{ - \b - (?:const\s+)? - (?:unsigned\s+)? - (?: - void| - char| - short| - int| - long| - unsigned| - float| - double| - bool| - long\s+int| - long\s+long| - long\s+long\s+int| - (?:__)?(?:u|s|be|le)(?:8|16|32|64)| - struct\s+$Ident| - union\s+$Ident| - enum\s+$Ident| - ${Ident}_t| - ${Ident}_handler| - ${Ident}_handler_fn - ) - (?:\s+$Sparse)* - \b - }x; - -our $Type = qr{ - \b$NonptrType\b - (?:\s*\*+\s*const|\s*\*+|(?:\s*\[\s*\])+)? - (?:\s+$Sparse|\s+$Attribute)* - }x; -our $Declare = qr{(?:$Storage\s+)?$Type}; our $Member = qr{->$Ident|\.$Ident|\[[^]]*\]}; our $Lval = qr{$Ident(?:$Member)*}; @@ -136,7 +113,50 @@ our $Operators = qr{ &&|\|\||,|\^|\+\+|--|&|\||\+|-|\*|\/ }x; -our $Bare = ''; +our $NonptrType; +our $Type; +our $Declare; + +our @typeList = ( + qr{void}, + qr{char}, + qr{short}, + qr{int}, + qr{long}, + qr{unsigned}, + qr{float}, + qr{double}, + qr{bool}, + qr{long\s+int}, + qr{long\s+long}, + qr{long\s+long\s+int}, + qr{(?:__)?(?:u|s|be|le)(?:8|16|32|64)}, + qr{struct\s+$Ident}, + qr{union\s+$Ident}, + qr{enum\s+$Ident}, + qr{${Ident}_t}, + qr{${Ident}_handler}, + qr{${Ident}_handler_fn}, +); + +sub build_types { + my $all = "(?: \n" . join("|\n ", @typeList) . "\n)"; + $NonptrType = qr{ + \b + (?:const\s+)? + (?:unsigned\s+)? + $all + (?:\s+$Sparse|\s+const)* + \b + }x; + $Type = qr{ + \b$NonptrType\b + (?:\s*\*+\s*const|\s*\*+|(?:\s*\[\s*\])+)? + (?:\s+$Sparse|\s+$Attribute)* + }x; + $Declare = qr{(?:$Storage\s+)?$Type}; +} +build_types(); $chk_signoff = 0 if ($file); @@ -278,6 +298,81 @@ sub sanitise_line { return $res; } +sub ctx_statement_block { + my ($linenr, $remain, $off) = @_; + my $line = $linenr - 1; + my $blk = ''; + my $soff = $off; + my $coff = $off - 1; + + my $type = ''; + my $level = 0; + my $c; + my $len = 0; + while (1) { + #warn "CSB: blk<$blk>\n"; + # If we are about to drop off the end, pull in more + # context. + if ($off >= $len) { + for (; $remain > 0; $line++) { + next if ($rawlines[$line] =~ /^-/); + $remain--; + $blk .= sanitise_line($rawlines[$line]) . "\n"; + $len = length($blk); + $line++; + last; + } + # Bail if there is no further context. + #warn "CSB: blk<$blk> off<$off> len<$len>\n"; + if ($off == $len) { + last; + } + } + $c = substr($blk, $off, 1); + + #warn "CSB: c<$c> type<$type> level<$level>\n"; + # Statement ends at the ';' or a close '}' at the + # outermost level. + if ($level == 0 && $c eq ';') { + last; + } + + if (($type eq '' || $type eq '(') && $c eq '(') { + $level++; + $type = '('; + } + if ($type eq '(' && $c eq ')') { + $level--; + $type = ($level != 0)? '(' : ''; + + if ($level == 0 && $coff < $soff) { + $coff = $off; + } + } + if (($type eq '' || $type eq '{') && $c eq '{') { + $level++; + $type = '{'; + } + if ($type eq '{' && $c eq '}') { + $level--; + $type = ($level != 0)? '{' : ''; + + if ($level == 0) { + last; + } + } + $off++; + } + + my $statement = substr($blk, $soff, $off - $soff + 1); + my $condition = substr($blk, $soff, $coff - $soff + 1); + + #warn "STATEMENT<$statement>\n"; + #warn "CONDITION<$condition>\n"; + + return ($statement, $condition); +} + sub ctx_block_get { my ($linenr, $remain, $outer, $open, $close, $off) = @_; my $line; @@ -421,9 +516,6 @@ sub annotate_values { my $paren = 0; my @paren_type; - # Include any user defined types we may have found as we went. - my $type_match = "(?:$Type$Bare)"; - while (length($cur)) { print " <$type> " if ($debug); if ($cur =~ /^(\s+)/o) { @@ -433,7 +525,7 @@ sub annotate_values { $type = 'N'; } - } elsif ($cur =~ /^($type_match)/) { + } elsif ($cur =~ /^($Type)/) { print "DECLARE($1)\n" if ($debug); $type = 'T'; @@ -457,7 +549,7 @@ sub annotate_values { } $type = 'N'; - } elsif ($cur =~ /^(if|while|typeof)\b/o) { + } elsif ($cur =~ /^(if|while|typeof|for)\b/o) { print "COND($1)\n" if ($debug); $paren_type[$paren] = 'N'; $type = 'N'; @@ -515,11 +607,30 @@ sub annotate_values { return $res; } +sub possible { + my ($possible) = @_; + + #print "CHECK<$possible>\n"; + if ($possible !~ /^(?:$Storage|$Type|DEFINE_\S+)$/ && + $possible ne 'goto' && $possible ne 'return' && + $possible ne 'struct' && $possible ne 'enum' && + $possible ne 'case' && $possible ne 'else' && + $possible ne 'typedef') { + #print "POSSIBLE<$possible>\n"; + push(@typeList, $possible); + build_types(); + } +} + my $prefix = ''; my @report = (); sub report { - push(@report, $prefix . $_[0]); + my $line = $prefix . $_[0]; + + $line = (split('\n', $line))[0] . "\n" if ($terse); + + push(@report, $line); } sub report_dump { @report; @@ -574,9 +685,6 @@ sub process { my $prev_values = 'N'; - # Possible bare types. - my @bare = (); - # Pre-scan the patch looking for any __setup documentation. my @setup_docs = (); my $setup_docs = 0; @@ -631,21 +739,35 @@ sub process { $realline++; $realcnt-- if ($realcnt != 0); - # track any sort of multi-line comment. Obviously if - # the added text or context do not include the whole - # comment we will not see it. Such is life. - # + # Guestimate if this is a continuing comment. Run + # the context looking for a comment "edge". If this + # edge is a close comment then we must be in a comment + # at context start. + if ($linenr == $first_line) { + my $edge; + for (my $ln = $first_line; $ln < ($linenr + $realcnt); $ln++) { + ($edge) = ($lines[$ln - 1] =~ m@(/\*|\*/)@); + last if (defined $edge); + } + if (defined $edge && $edge eq '*/') { + $in_comment = 1; + } + } + # Guestimate if this is a continuing comment. If this # is the start of a diff block and this line starts # ' *' then it is very likely a comment. if ($linenr == $first_line and $line =~ m@^.\s*\*@) { $in_comment = 1; } - if ($line =~ m@/\*@) { - $in_comment = 1; - } - if ($line =~ m@\*/@) { - $in_comment = 0; + + # Find the last comment edge on _this_ line. + while (($line =~ m@(/\*|\*/)@g)) { + if ($1 eq '/*') { + $in_comment = 1; + } else { + $in_comment = 0; + } } # Measure the line length and indent. @@ -687,7 +809,7 @@ sub process { } # Check for wrappage within a valid hunk of the file - if ($realcnt != 0 && $line !~ m{^(?:\+|-| |$)}) { + if ($realcnt != 0 && $line !~ m{^(?:\+|-| |\\ No newline|$)}) { ERROR("patch seems to be corrupt (line wrapped?)\n" . $herecurr) if (!$emitted_corrupt++); } @@ -727,6 +849,11 @@ sub process { WARN("line over 80 characters\n" . $herecurr); } +# check for adding lines without a newline. + if ($line =~ /^\+/ && defined $lines[$linenr] && $lines[$linenr] =~ /^\\ No newline at end of file/) { + WARN("adding a line without newline at end of file\n" . $herecurr); + } + # check we are in a valid source file *.[hc] if not then ignore this hunk next if ($realfile !~ /\.[hc]$/); @@ -752,30 +879,41 @@ sub process { # Check for potential 'bare' types if ($realcnt && - $line !~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?$Type\b/ && $line !~ /$Ident:\s*$/ && - $line !~ /^.\s*$Ident\s*\(/ && - # definitions in global scope can only start with types - ($line =~ /^.(?:$Storage\s+)?(?:$Inline\s+)?($Ident)\b/ || - # declarations always start with types - $line =~ /^.\s*(?:$Storage\s+)?($Ident)\b\s*\**\s*$Ident\s*(?:;|=)/) || - # any (foo ... *) is a pointer cast, and foo is a type - $line =~ /\(($Ident)(?:\s+$Sparse)*\s*\*+\s*\)/) { - my $possible = $1; - if ($possible !~ /^(?:$Storage|$Type|DEFINE_\S+)$/ && - $possible ne 'goto' && $possible ne 'return' && - $possible ne 'struct' && $possible ne 'enum' && - $possible ne 'case' && $possible ne 'else' && - $possible ne 'typedef') { - #print "POSSIBLE<$possible>\n"; - push(@bare, $possible); - my $bare = join("|", @bare); - $Bare = '|' . qr{ - \b(?:$bare)\b - (?:\s*\*+\s*const|\s*\*+|(?:\s*\[\s*\])+)? - (?:\s+$Sparse)* - }x; + ($line =~ /^.\s*$Ident\s*\(\*+\s*$Ident\)\s*\(/ || + $line !~ /^.\s*$Ident\s*\(/)) { + # definitions in global scope can only start with types + if ($line =~ /^.(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?($Ident)\b/) { + possible($1); + + # declarations always start with types + } elsif ($prev_values eq 'N' && $line =~ /^.\s*(?:$Storage\s+)?($Ident)\b\s*\**\s*$Ident\s*(?:;|=)/) { + possible($1); + + # any (foo ... *) is a pointer cast, and foo is a type + } elsif ($line =~ /\(($Ident)(?:\s+$Sparse)*\s*\*+\s*\)/) { + possible($1); + } + + # Check for any sort of function declaration. + # int foo(something bar, other baz); + # void (*store_gdt)(x86_descr_ptr *); + if ($prev_values eq 'N' && $line =~ /^(.(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*(?:\b$Ident|\(\*\s*$Ident\))\s*)\(/) { + my ($name_len) = length($1); + my ($level, @ctx) = ctx_statement_level($linenr, $realcnt, $name_len); + my $ctx = join("\n", @ctx); + + $ctx =~ s/\n.//; + substr($ctx, 0, $name_len + 1) = ''; + $ctx =~ s/\)[^\)]*$//; + for my $arg (split(/\s*,\s*/, $ctx)) { + if ($arg =~ /^(?:const\s+)?($Ident)(?:\s+$Sparse)*\s*\**\s*(:?\b$Ident)?$/ || $arg =~ /^($Ident)$/) { + + possible($1); + } + } } + } # @@ -935,6 +1073,10 @@ sub process { # $clean = 0; # } + if ($line =~ /\bLINUX_VERSION_CODE\b/) { + WARN("LINUX_VERSION_CODE should be avoided, code should be for the version to which it is merged\n" . $herecurr); + } + # printk should use KERN_* levels. Note that follow on printk's on the # same line do not need a level, so we use the current block context # to try and find and validate the current printk. In summary the current @@ -965,6 +1107,12 @@ sub process { ERROR("open brace '{' following function declarations go on the next line\n" . $herecurr); } +# open braces for enum, union and struct go on the same line. + if ($line =~ /^.\s*{/ && + $prevline =~ /^.\s*(?:typedef\s+)?(enum|union|struct)(?:\s+$Ident)?\s*$/) { + ERROR("open brace '{' following $1 go on the same line\n" . $hereprev); + } + # check for spaces between functions and their parentheses. while ($line =~ /($Ident)\s+\(/g) { if ($1 !~ /^(?:if|for|while|switch|return|volatile|__volatile__|__attribute__|format|__extension__|Copyright|case)$/ && @@ -1172,9 +1320,27 @@ sub process { } # Check for illegal assignment in if conditional. - if ($line=~/\bif\s*\(.*[^<>!=]=[^=]/) { - #next if ($line=~/\".*\Q$op\E.*\"/ or $line=~/\'\Q$op\E\'/); - ERROR("do not use assignment in if condition\n" . $herecurr); + if ($line =~ /\bif\s*\(/) { + my ($s, $c) = ctx_statement_block($linenr, $realcnt, 0); + + if ($c =~ /\bif\s*\(.*[^<>!=]=[^=].*/) { + ERROR("do not use assignment in if condition ($c)\n" . $herecurr); + } + + # Find out what is on the end of the line after the + # conditional. + substr($s, 0, length($c)) = ''; + $s =~ s/\n.*//g; + + if (length($c) && $s !~ /^\s*({|;|\/\*.*\*\/)?\s*\\*\s*$/) { + ERROR("trailing statements should be on next line\n" . $herecurr); + } + } + +# if and else should not have general statements after it + if ($line =~ /^.\s*(?:}\s*)?else\b(.*)/ && + $1 !~ /^\s*(?:\sif|{|\\|$)/) { + ERROR("trailing statements should be on next line\n" . $herecurr); } # Check for }<nl>else {, these must be at the same @@ -1205,12 +1371,6 @@ sub process { } } -# if and else should not have general statements after it - if ($line =~ /^.\s*(?:}\s*)?else\b(.*)/ && - $1 !~ /^\s*(?:\sif|{|\\|$)/) { - ERROR("trailing statements should be on next line\n" . $herecurr); - } - # multi-statement macros should be enclosed in a do while loop, grab the # first statement and ensure its the whole macro if its not enclosed # in a known goot container @@ -1233,6 +1393,10 @@ sub process { $off = length($1); $ln--; $cnt++; + while ($lines[$ln - 1] =~ /^-/) { + $ln--; + $cnt++; + } } my @ctx = ctx_statement($ln, $cnt, $off); my $ctx_ln = $ln + $#ctx + 1; @@ -1268,25 +1432,23 @@ sub process { if ($lines[$nr - 1] =~ /{\s*$/) { my ($lvl, @block) = ctx_block_level($nr, $cnt); - my $stmt = join(' ', @block); - $stmt =~ s/(^[^{]*){//; + my $stmt = join("\n", @block); + # Drop the diff line leader. + $stmt =~ s/\n./\n/g; + # Drop the code outside the block. + $stmt =~ s/(^[^{]*){\s*//; my $before = $1; - $stmt =~ s/}([^}]*$)//; + $stmt =~ s/\s*}([^}]*$)//; my $after = $1; #print "block<" . join(' ', @block) . "><" . scalar(@block) . ">\n"; #print "stmt<$stmt>\n\n"; - # Count the ;'s if there is fewer than two - # then there can only be one statement, - # if there is a brace inside we cannot - # trivially detect if its one statement. - # Also nested if's often require braces to - # disambiguate the else binding so shhh there. - my @semi = ($stmt =~ /;/g); - push(@semi, "/**/") if ($stmt =~ m@/\*@); - ##print "semi<" . scalar(@semi) . ">\n"; - if ($lvl == 0 && scalar(@semi) < 2 && + # Count the newlines, if there is only one + # then the block should not have {}'s. + my @lines = ($stmt =~ /\n/g); + #print "lines<" . scalar(@lines) . ">\n"; + if ($lvl == 0 && scalar(@lines) == 0 && $stmt !~ /{/ && $stmt !~ /\bif\b/ && $before !~ /}/ && $after !~ /{/) { my $herectx = "$here\n" . join("\n", @control, @block[1 .. $#block]) . "\n"; @@ -1372,6 +1534,11 @@ sub process { ERROR("inline keyword should sit between storage class and type\n" . $herecurr); } +# Check for __inline__ and __inline, prefer inline + if ($line =~ /\b(__inline__|__inline)\b/) { + WARN("plain inline is preferred over $1\n" . $herecurr); + } + # check for new externs in .c files. if ($line =~ /^.\s*extern\s/ && ($realfile =~ /\.c$/)) { WARN("externs should be avoided in .c files\n" . $herecurr); @@ -1392,21 +1559,33 @@ sub process { } } - if ($chk_patch && !$is_patch) { + # In mailback mode only produce a report in the negative, for + # things that appear to be patches. + if ($mailback && ($clean == 1 || !$is_patch)) { + exit(0); + } + + # This is not a patch, and we are are in 'no-patch' mode so + # just keep quiet. + if (!$chk_patch && !$is_patch) { + exit(0); + } + + if (!$is_patch) { ERROR("Does not appear to be a unified-diff format patch\n"); } if ($is_patch && $chk_signoff && $signoff == 0) { ERROR("Missing Signed-off-by: line(s)\n"); } - if ($clean == 0 && ($chk_patch || $is_patch)) { - print report_dump(); - if ($quiet < 2) { - print "total: $cnt_error errors, $cnt_warn warnings, " . - (($check)? "$cnt_chk checks, " : "") . - "$cnt_lines lines checked\n"; - } + print report_dump(); + if ($summary) { + print "total: $cnt_error errors, $cnt_warn warnings, " . + (($check)? "$cnt_chk checks, " : "") . + "$cnt_lines lines checked\n"; + print "\n" if ($quiet == 0); } + if ($clean == 1 && $quiet == 0) { print "Your patch has no obvious style problems and is ready for submission.\n" } |