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| author | Jonathan Corbet <corbet@lwn.net> | 2009-12-02 03:29:39 (GMT) |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2010-05-07 23:15:47 (GMT) |
| commit | f045f77bc0bf238a871b10bea9e425329a8e4abc (patch) | |
| tree | 085c6651bc6f4d47f4b4659fa4ef4134fe40733f /drivers/video/via/viafbdev.h | |
| parent | 4da62e6c6e056d709e5dc04ac7c5e81692cf924f (diff) | |
| download | linux-fsl-qoriq-f045f77bc0bf238a871b10bea9e425329a8e4abc.tar.xz | |
viafb: Move core stuff into via-core.c
The first step toward turning viafb into a multifunction driver. This
patch creates a new via-core.c file which serves as the main PCI driver;
everything else comes below that. Some work has been done to rationalize
the i2c drivers in this new scheme.
Cc: ScottFang@viatech.com.cn
Cc: JosephChan@via.com.tw
Cc: Harald Welte <laforge@gnumonks.org>
Acked-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'drivers/video/via/viafbdev.h')
| -rw-r--r-- | drivers/video/via/viafbdev.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/video/via/viafbdev.h b/drivers/video/via/viafbdev.h index 4bc00ec..5604f27 100644 --- a/drivers/video/via/viafbdev.h +++ b/drivers/video/via/viafbdev.h @@ -24,6 +24,7 @@ #include <linux/proc_fs.h> #include <linux/fb.h> +#include <linux/spinlock.h> #include "ioctl.h" #include "share.h" @@ -42,9 +43,6 @@ struct viafb_shared { struct proc_dir_entry *proc_entry; /*viafb proc entry */ - /* I2C stuff */ - struct via_i2c_stuff i2c_stuff[VIAFB_NUM_I2C]; - /* All the information will be needed to set engine */ struct tmds_setting_information tmds_setting_info; struct crt_setting_information crt_setting_info; @@ -74,6 +72,14 @@ struct viafb_par { struct viafb_shared *shared; + /* + * (jc) I believe one should use locking to protect against + * concurrent access to the device ports and registers. Thus, + * this lock. Use of it is *far* from universal, though... + * someday... + */ + spinlock_t reg_lock; + /* All the information will be needed to set engine */ /* depreciated, use the ones in shared directly */ struct tmds_setting_information *tmds_setting_info; @@ -101,4 +107,9 @@ u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information *plvds_setting_info, struct lvds_chip_information *plvds_chip_info, struct IODATA io_data); +int via_fb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent); +void via_fb_pci_remove(struct pci_dev *pdev); +/* Temporary */ +int viafb_init(void); +void viafb_exit(void); #endif /* __VIAFBDEV_H__ */ |