-
Notifications
You must be signed in to change notification settings - Fork 0
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
yaml --- r: 173906 b: refs/heads/master c: 7461824 h: refs/heads/master v: v3
- Loading branch information
Andy Walls
authored and
Mauro Carvalho Chehab
committed
Dec 5, 2009
1 parent
40f6dd1
commit 573d96a
Showing
7 changed files
with
254 additions
and
33 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,2 @@ | ||
| --- | ||
| refs/heads/master: f56db93cef5d368b4fa5db49b68bc4ab0b20c4fd | ||
| refs/heads/master: 74618244003a5a9e11240af8c5795ae747d9a2e0 |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,197 @@ | ||
| /* | ||
| * Driver for the Conexant CX23885/7/8 PCIe bridge | ||
| * | ||
| * Various common ioctl() support functions | ||
| * | ||
| * Copyright (c) 2009 Andy Walls <awalls@radix.net> | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation; either version 2 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program; if not, write to the Free Software | ||
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| */ | ||
|
|
||
| #include "cx23885.h" | ||
| #include <media/v4l2-chip-ident.h> | ||
|
|
||
| int cx23885_g_chip_ident(struct file *file, void *fh, | ||
| struct v4l2_dbg_chip_ident *chip) | ||
| { | ||
| struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; | ||
| int err = 0; | ||
| u8 rev; | ||
|
|
||
| chip->ident = V4L2_IDENT_NONE; | ||
| chip->revision = 0; | ||
| switch (chip->match.type) { | ||
| case V4L2_CHIP_MATCH_HOST: | ||
| switch (chip->match.addr) { | ||
| case 0: | ||
| rev = cx_read(RDR_CFG2) & 0xff; | ||
| switch (dev->pci->device) { | ||
| case 0x8852: | ||
| /* rev 0x04 could be '885 or '888. Pick '888. */ | ||
| if (rev == 0x04) | ||
| chip->ident = V4L2_IDENT_CX23888; | ||
| else | ||
| chip->ident = V4L2_IDENT_CX23885; | ||
| break; | ||
| case 0x8880: | ||
| if (rev == 0x0e || rev == 0x0f) | ||
| chip->ident = V4L2_IDENT_CX23887; | ||
| else | ||
| chip->ident = V4L2_IDENT_CX23888; | ||
| break; | ||
| default: | ||
| chip->ident = V4L2_IDENT_UNKNOWN; | ||
| break; | ||
| } | ||
| chip->revision = (dev->pci->device << 16) | (rev << 8) | | ||
| (dev->hwrevision & 0xff); | ||
| break; | ||
| case 1: | ||
| if (dev->v4l_device != NULL) { | ||
| chip->ident = V4L2_IDENT_CX23417; | ||
| chip->revision = 0; | ||
| } | ||
| break; | ||
| default: | ||
| err = -EINVAL; /* per V4L2 spec */ | ||
| break; | ||
| } | ||
| break; | ||
| case V4L2_CHIP_MATCH_I2C_DRIVER: | ||
| /* If needed, returns V4L2_IDENT_AMBIGUOUS without extra work */ | ||
| call_all(dev, core, g_chip_ident, chip); | ||
| break; | ||
| case V4L2_CHIP_MATCH_I2C_ADDR: | ||
| /* | ||
| * We could return V4L2_IDENT_UNKNOWN, but we don't do the work | ||
| * to look if a chip is at the address with no driver. That's a | ||
| * dangerous thing to do with EEPROMs anyway. | ||
| */ | ||
| call_all(dev, core, g_chip_ident, chip); | ||
| break; | ||
| default: | ||
| err = -EINVAL; | ||
| break; | ||
| } | ||
| return err; | ||
| } | ||
|
|
||
| #ifdef CONFIG_VIDEO_ADV_DEBUG | ||
| static int cx23885_g_host_register(struct cx23885_dev *dev, | ||
| struct v4l2_dbg_register *reg) | ||
| { | ||
| if ((reg->reg & 0x3) != 0 || reg->reg >= pci_resource_len(dev->pci, 0)) | ||
| return -EINVAL; | ||
|
|
||
| reg->size = 4; | ||
| reg->val = cx_read(reg->reg); | ||
| return 0; | ||
| } | ||
|
|
||
| static int cx23417_g_register(struct cx23885_dev *dev, | ||
| struct v4l2_dbg_register *reg) | ||
| { | ||
| u32 value; | ||
|
|
||
| if (dev->v4l_device == NULL) | ||
| return -EINVAL; | ||
|
|
||
| if ((reg->reg & 0x3) != 0 || reg->reg >= 0x10000) | ||
| return -EINVAL; | ||
|
|
||
| if (mc417_register_read(dev, (u16) reg->reg, &value)) | ||
| return -EINVAL; /* V4L2 spec, but -EREMOTEIO really */ | ||
|
|
||
| reg->size = 4; | ||
| reg->val = value; | ||
| return 0; | ||
| } | ||
|
|
||
| int cx23885_g_register(struct file *file, void *fh, | ||
| struct v4l2_dbg_register *reg) | ||
| { | ||
| struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; | ||
|
|
||
| if (!capable(CAP_SYS_ADMIN)) | ||
| return -EPERM; | ||
|
|
||
| if (reg->match.type == V4L2_CHIP_MATCH_HOST) { | ||
| switch (reg->match.addr) { | ||
| case 0: | ||
| return cx23885_g_host_register(dev, reg); | ||
| case 1: | ||
| return cx23417_g_register(dev, reg); | ||
| default: | ||
| break; | ||
| } | ||
| } | ||
|
|
||
| /* FIXME - any error returns should not be ignored */ | ||
| call_all(dev, core, g_register, reg); | ||
| return 0; | ||
| } | ||
|
|
||
| static int cx23885_s_host_register(struct cx23885_dev *dev, | ||
| struct v4l2_dbg_register *reg) | ||
| { | ||
| if ((reg->reg & 0x3) != 0 || reg->reg >= pci_resource_len(dev->pci, 0)) | ||
| return -EINVAL; | ||
|
|
||
| reg->size = 4; | ||
| cx_write(reg->reg, reg->val); | ||
| return 0; | ||
| } | ||
|
|
||
| static int cx23417_s_register(struct cx23885_dev *dev, | ||
| struct v4l2_dbg_register *reg) | ||
| { | ||
| if (dev->v4l_device == NULL) | ||
| return -EINVAL; | ||
|
|
||
| if ((reg->reg & 0x3) != 0 || reg->reg >= 0x10000) | ||
| return -EINVAL; | ||
|
|
||
| if (mc417_register_write(dev, (u16) reg->reg, (u32) reg->val)) | ||
| return -EINVAL; /* V4L2 spec, but -EREMOTEIO really */ | ||
|
|
||
| reg->size = 4; | ||
| return 0; | ||
| } | ||
|
|
||
| int cx23885_s_register(struct file *file, void *fh, | ||
| struct v4l2_dbg_register *reg) | ||
| { | ||
| struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; | ||
|
|
||
| if (!capable(CAP_SYS_ADMIN)) | ||
| return -EPERM; | ||
|
|
||
| if (reg->match.type == V4L2_CHIP_MATCH_HOST) { | ||
| switch (reg->match.addr) { | ||
| case 0: | ||
| return cx23885_s_host_register(dev, reg); | ||
| case 1: | ||
| return cx23417_s_register(dev, reg); | ||
| default: | ||
| break; | ||
| } | ||
| } | ||
|
|
||
| /* FIXME - any error returns should not be ignored */ | ||
| call_all(dev, core, s_register, reg); | ||
| return 0; | ||
| } | ||
| #endif |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| /* | ||
| * Driver for the Conexant CX23885/7/8 PCIe bridge | ||
| * | ||
| * Various common ioctl() support functions | ||
| * | ||
| * Copyright (c) 2009 Andy Walls <awalls@radix.net> | ||
| * | ||
| * This program is free software; you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation; either version 2 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program; if not, write to the Free Software | ||
| * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| */ | ||
|
|
||
| #ifndef _CX23885_IOCTL_H_ | ||
| #define _CX23885_IOCTL_H_ | ||
|
|
||
| int cx23885_g_chip_ident(struct file *file, void *fh, | ||
| struct v4l2_dbg_chip_ident *chip); | ||
|
|
||
| #ifdef CONFIG_VIDEO_ADV_DEBUG | ||
| int cx23885_g_register(struct file *file, void *fh, | ||
| struct v4l2_dbg_register *reg); | ||
|
|
||
|
|
||
| int cx23885_s_register(struct file *file, void *fh, | ||
| struct v4l2_dbg_register *reg); | ||
|
|
||
| #endif | ||
| #endif |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters