Re: [PATCH i-g-t v2 1/5] lib/xe_util.h: add canonical helper for 48/57 bit vas

["Hajda, Andrzej" <andrzej.hajda@intel.com>]

W dniu 3.03.2026 o 06:31, priyanka.dandamudi@intel.com pisze:
> From: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>
> 
> Add helper which returns valid from hw perspective offset
> ready to be inserted to gpu pipeline.
> 
> Signed-off-by: Zbigniew Kempczyński <zbigniew.kempczynski@intel.com>
> Signed-off-by: Priyanka Dandamudi <priyanka.dandamudi@intel.com>

Reviewed-by: Andrzej Hajda <andrzej.hajda@intel.com>

Regards
Andrzej
> ---
>   lib/xe/xe_util.h | 5 +++++
>   1 file changed, 5 insertions(+)
> 
> diff --git a/lib/xe/xe_util.h b/lib/xe/xe_util.h
> index a22572f35c..8dcfd2fb7f 100644
> --- a/lib/xe/xe_util.h
> +++ b/lib/xe/xe_util.h
> @@ -7,6 +7,7 @@
>   #ifndef XE_UTIL_H
>   #define XE_UTIL_H
>   
> +#include <linux_scaffold.h>
>   #include <stdbool.h>
>   #include <stddef.h>
>   #include <stdint.h>
> @@ -54,4 +55,8 @@ void xe_fast_copy(int fd,
>   		  uint32_t dst_bo, uint32_t dst_region, uint8_t dst_pat_index,
>   		  uint64_t size);
>   
> +static inline uint64_t xe_canonical_va(int fd, uint64_t offset) {
> +	return sign_extend64(offset, xe_va_bits(fd) - 1);
> +}
> +
>   #endif /* XE_UTIL_H */