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Diffstat (limited to 'backport-include/pcmcia/ds.h')
| -rw-r--r-- | backport-include/pcmcia/ds.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/backport-include/pcmcia/ds.h b/backport-include/pcmcia/ds.h new file mode 100644 index 0000000..0e317cd --- /dev/null +++ b/backport-include/pcmcia/ds.h @@ -0,0 +1,87 @@ +#ifndef __BACKPORT_PCMCIA_DS_H +#define __BACKPORT_PCMCIA_DS_H +#include_next <pcmcia/ds.h> + +#ifndef module_pcmcia_driver +/** + * backport of: + * + * commit 6ed7ffddcf61f668114edb676417e5fb33773b59 + * Author: H Hartley Sweeten <hsweeten@visionengravers.com> + * Date: Wed Mar 6 11:24:44 2013 -0700 + * + * pcmcia/ds.h: introduce helper for pcmcia_driver module boilerplate + */ + +/** + * module_pcmcia_driver() - Helper macro for registering a pcmcia driver + * @__pcmcia_driver: pcmcia_driver struct + * + * Helper macro for pcmcia drivers which do not do anything special in module + * init/exit. This eliminates a lot of boilerplate. Each module may only use + * this macro once, and calling it replaces module_init() and module_exit(). + */ +#define module_pcmcia_driver(__pcmcia_driver) \ + module_driver(__pcmcia_driver, pcmcia_register_driver, \ + pcmcia_unregister_driver) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,37) +#define pcmcia_enable_device(link) pcmcia_request_configuration(link, &link->conf) +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36) +static inline int pcmcia_read_config_byte(struct pcmcia_device *p_dev, off_t where, u8 *val) +{ + int ret; + conf_reg_t reg = { 0, CS_READ, where, 0 }; + ret = pcmcia_access_configuration_register(p_dev, ®); + *val = reg.Value; + return ret; +} + +static inline int pcmcia_write_config_byte(struct pcmcia_device *p_dev, off_t where, u8 val) +{ + conf_reg_t reg = { 0, CS_WRITE, where, val }; + return pcmcia_access_configuration_register(p_dev, ®); +} +#endif + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,33) +#define pcmcia_request_window(a, b, c) pcmcia_request_window(&a, b, c) +#define pcmcia_map_mem_page(a, b, c) pcmcia_map_mem_page(b, c) + +#define pcmcia_loop_tuple LINUX_BACKPORT(pcmcia_loop_tuple) +int pcmcia_loop_tuple(struct pcmcia_device *p_dev, cisdata_t code, + int (*loop_tuple) (struct pcmcia_device *p_dev, + tuple_t *tuple, + void *priv_data), + void *priv_data); + +#define pccard_loop_tuple LINUX_BACKPORT(pccard_loop_tuple) +int pccard_loop_tuple(struct pcmcia_socket *s, unsigned int function, + cisdata_t code, cisparse_t *parse, void *priv_data, + int (*loop_tuple) (tuple_t *tuple, + cisparse_t *parse, + void *priv_data)); +#endif /* < 2.6.33 */ + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28) +#ifdef pcmcia_parse_tuple +#undef pcmcia_parse_tuple +#define pcmcia_parse_tuple(tuple, parse) pccard_parse_tuple(tuple, parse) +#endif + +/* From : include/pcmcia/ds.h */ +/* loop CIS entries for valid configuration */ +#define pcmcia_loop_config LINUX_BACKPORT(pcmcia_loop_config) +int pcmcia_loop_config(struct pcmcia_device *p_dev, + int (*conf_check) (struct pcmcia_device *p_dev, + cistpl_cftable_entry_t *cfg, + cistpl_cftable_entry_t *dflt, + unsigned int vcc, + void *priv_data), + void *priv_data); +#endif + +#endif /* __BACKPORT_PCMCIA_DS_H */ |