A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-12 15:49:17 -04:00
Code Issues Projects Releases Packages Wiki Activity

qcacmn: Link descriptor IDs to assist debug

Browse source 
We need only 3 bits of cookie field in link descriptor buff_addr_info
to store bank ID. The remaining bytes will be used set a unique ID,
which will be useful in debugging. Also fixed an issue in scatter idle
list setup.

Change-Id: Id3cc9a8a316fe942e749611c2f57e9324419dd40
This commit is contained in:
Karunakar Dasineni 2017-07-19 18:12:43 -07:00 • committed by snandini
commit dbaf4bed59
3 changed files with 26 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

13
dp/wifi3.0/dp_main.c
View file

@ -1065,6 +1065,7 @@ static int dp_hw_link_desc_pool_setup(struct dp_soc *soc)
uint32_t last_bank_size = 0;
uint32_t entry_size, num_entries;
int i;
uint32_t desc_id = 0;
/* Only Tx queue descriptors are allocated from common link descriptor
* pool Rx queue descriptors are not included in this because (REO queue
@ -1195,8 +1196,10 @@ static int dp_hw_link_desc_pool_setup(struct dp_soc *soc)
while (num_entries && (desc = hal_srng_src_get_next(
soc->hal_soc,
soc->wbm_idle_link_ring.hal_srng))) {
hal_set_link_desc_addr(desc, i, paddr);
hal_set_link_desc_addr(desc,
LINK_DESC_COOKIE(desc_id, i), paddr);
num_entries--;
desc_id++;
paddr += link_desc_size;
}
}
@ -1249,14 +1252,12 @@ static int dp_hw_link_desc_pool_setup(struct dp_soc *soc)
/ link_desc_size;
unsigned long paddr = (unsigned long)(
soc->link_desc_banks[i].base_paddr);
void *desc = NULL;
while (num_link_descs && (desc =
hal_srng_src_get_next(soc->hal_soc,
soc->wbm_idle_link_ring.hal_srng))) {
while (num_link_descs) {
hal_set_link_desc_addr((void *)scatter_buf_ptr,
i, paddr);
LINK_DESC_COOKIE(desc_id, i), paddr);
num_link_descs--;
desc_id++;
paddr += link_desc_size;
if (rem_entries) {
rem_entries--;

6
dp/wifi3.0/dp_rx.h
View file

@ -505,13 +505,15 @@ void *dp_rx_cookie_2_link_desc_va(struct dp_soc *soc,
struct hal_buf_info *buf_info)
{
void *link_desc_va;
uint32_t bank_id = LINK_DESC_COOKIE_BANK_ID(buf_info->sw_cookie);
/* TODO */
/* Add sanity for cookie */
link_desc_va = soc->link_desc_banks[buf_info->sw_cookie].base_vaddr +
link_desc_va = soc->link_desc_banks[bank_id].base_vaddr +
(buf_info->paddr -
soc->link_desc_banks[buf_info->sw_cookie].base_paddr);
soc->link_desc_banks[bank_id].base_paddr);
return link_desc_va;
}

15
dp/wifi3.0/dp_types.h
View file

@ -834,6 +834,21 @@ struct dp_ipa_resources {
/* Same as NAC_MAX_CLENT */
#define DP_NAC_MAX_CLIENT 24
/*
* Macros to setup link descriptor cookies - for link descriptors, we just
* need first 3 bits to store bank ID. The remaining bytes will be used set a
* unique ID, which will be useful in debugging
*/
#define LINK_DESC_BANK_ID_MASK 0x7
#define LINK_DESC_ID_SHIFT 3
#define LINK_DESC_ID_START 0x8000
#define LINK_DESC_COOKIE(_desc_id, _bank_id) \
((((_desc_id) + LINK_DESC_ID_START) << LINK_DESC_ID_SHIFT) | (_bank_id))
#define LINK_DESC_COOKIE_BANK_ID(_cookie) \
((_cookie) & LINK_DESC_BANK_ID_MASK)
/* same as ieee80211_nac_param */
enum dp_nac_param_cmd {
/* IEEE80211_NAC_PARAM_ADD */