On Mon, 25 Nov 2002, Johannes Erdfelt wrote:
| > Option 1. separate source files, as you mentioned, although
| > for this one instance I don't think that's needed or worth it.
| >
| > Option 2. another obvious solution/workaround:
| > use local u_submit_urb() function with the KERNEL_VERSION() macro
| >
| > #include <linux/version.h>
| >
| > #ifdef LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
| > static inline int u_submit_urb(struct urb *urb, int gfp_type) {
| > return usb_submit_urb(urb);
| > }
| > #else
| > static inline int u_submit_urb(struct urb *urb, int gfp_type) {
| > return usb_submit_urb(urb, gfp_type);
| > }
| > #endif
| >
| > and use u_submit_urb() throughout the driver.
| > However, a solution that retains usage of usb_submit_urb()
| > throughout the driver would be more palatable.
| >
| > Not compiled, not tested...
|
| Why not just create a macro?
|
| #ifdef LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
| #define usb_submit_urb(urb, flags) usb_submit_urb(urb)
| #endif
|
| Of course, the usual macro gotchas are implied.
Hi Johannes,
I like it. Will it work, using the same macro name,
or does a new macro name need to be used?
--
~Randy
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