samsung-sm8650/android_kernel_samsung_sm8650-modules
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rmnet_core: Add IPA driver support for low-latency framework

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Allows the use of the LL channel on IPA based targetds. MHI specific
functionality is split into the new rmnet_ll_mhi.c file, and IPA is
placed in rmnet_ll_ipa.c. rmnet_ll.c works as a generic interface to the
core rmnet module, and handles calling specific functions in the active
HW module to provide the low latency channel functionality.

Change-Id: Id3e77b8433134872eba09818fc662fc109687d80
Signed-off-by: Sean Tranchetti <stranche@codeaurora.org>
This commit is contained in:
Sean Tranchetti
2021-02-12 13:20:25 -08:00
committad av Subash Abhinov Kasiviswanathan
förälder b8552944d5
incheckning aeba491583
7 ändrade filer med 463 tillägg och 260 borttagningar
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31
core/rmnet_ll.h
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@@ -31,40 +31,9 @@ struct rmnet_ll_stats {
u64 rx_tmp_allocs;
};
#if IS_ENABLED(CONFIG_MHI_BUS)
int rmnet_ll_send_skb(struct sk_buff *skb);
struct rmnet_ll_stats *rmnet_ll_get_stats(void);
int rmnet_ll_init(void);
void rmnet_ll_exit(void);
#else
static struct rmnet_ll_stats rmnet_ll_dummy_stats;
static inline int rmnet_ll_send_skb(struct sk_buff *skb)
{
return -EINVAL;
}
static inline struct rmnet_ll_stats *rmnet_ll_get_stats(void)
{
return &rmnet_ll_dummy_stats;
}
static inline int rmnet_ll_init(void)
{
/* Allow configuration to continue. Nothing else will happen since all
* this does is register the driver with the mhi framework, and if the
* channel never comes up, we don't do anything.
*/
return 0;
}
static inline void rmnet_ll_exit(void)
{
}
#endif
#endif