1# SPDX-License-Identifier: GPL-2.0-only 2config VIDEO_IVTV 3 tristate "Conexant cx23416/cx23415 MPEG encoder/decoder support" 4 depends on VIDEO_V4L2 && PCI && I2C 5 select I2C_ALGOBIT 6 depends on RC_CORE 7 select VIDEO_TUNER 8 select VIDEO_TVEEPROM 9 select VIDEO_CX2341X 10 select VIDEO_CX25840 11 select VIDEO_MSP3400 12 select VIDEO_SAA711X 13 select VIDEO_SAA717X 14 select VIDEO_SAA7127 15 select VIDEO_CS53L32A 16 select VIDEO_M52790 17 select VIDEO_WM8775 18 select VIDEO_WM8739 19 select VIDEO_VP27SMPX 20 select VIDEO_UPD64031A 21 select VIDEO_UPD64083 22 help 23 This is a video4linux driver for Conexant cx23416 or cx23415 based 24 PCI personal video recorder devices. 25 26 This is used in devices such as the Hauppauge PVR-150/250/350/500 27 cards. There is a driver homepage at <http://www.ivtvdriver.org>. 28 29 To compile this driver as a module, choose M here: the 30 module will be called ivtv. 31 32config VIDEO_IVTV_DEPRECATED_IOCTLS 33 bool "enable the DVB ioctls abuse on ivtv driver" 34 depends on VIDEO_IVTV 35 help 36 Enable the usage of the a DVB set of ioctls that were abused by 37 IVTV driver for a while. 38 39 Those ioctls were not needed for a long time, as IVTV implements 40 the proper V4L2 ioctls since kernel 3.3. 41 42 If unsure, say N. 43 44config VIDEO_IVTV_ALSA 45 tristate "Conexant cx23415/cx23416 ALSA interface for PCM audio capture" 46 depends on VIDEO_IVTV && SND 47 select SND_PCM 48 help 49 This driver provides an ALSA interface as another method for user 50 applications to obtain PCM audio data from Conexant cx23415/cx23416 51 based PCI TV cards supported by the ivtv driver. 52 53 The ALSA interface has much wider use in user applications performing 54 PCM audio capture, than the V4L2 "/dev/video24" PCM audio interface 55 provided by the main ivtv driver. 56 57 To compile this driver as a module, choose M here: the 58 module will be called ivtv-alsa. 59 60config VIDEO_FB_IVTV 61 tristate "Conexant cx23415 framebuffer support" 62 depends on VIDEO_IVTV && FB 63 select FB_CFB_FILLRECT 64 select FB_CFB_COPYAREA 65 select FB_CFB_IMAGEBLIT 66 help 67 This is a framebuffer driver for the Conexant cx23415 MPEG 68 encoder/decoder. 69 70 This is used in the Hauppauge PVR-350 card. There is a driver 71 homepage at <http://www.ivtvdriver.org>. 72 73 To compile this driver as a module, choose M here: the 74 module will be called ivtvfb. 75 76config VIDEO_FB_IVTV_FORCE_PAT 77 bool "force cx23415 framebuffer init with x86 PAT enabled" 78 depends on VIDEO_FB_IVTV && X86_PAT 79 help 80 With PAT enabled, the cx23415 framebuffer driver does not 81 utilize write-combined caching on the framebuffer memory. 82 For this reason, the driver will by default disable itself 83 when initializied on a kernel with PAT enabled (i.e. not 84 using the nopat kernel parameter). 85 86 The driver is not easily upgradable to the PAT-aware 87 ioremap_wc() API since the firmware hides the address 88 ranges that should be marked write-combined from the driver. 89 90 With this setting enabled, the framebuffer will initialize on 91 PAT-enabled systems but the framebuffer memory will be uncached. 92 93 If unsure, say N. 94