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authorPing-Ke Shih <pkshih@realtek.com>2020-05-12 13:26:17 +0300
committerKalle Valo <kvalo@codeaurora.org>2020-05-13 18:48:46 +0300
commit7d754f974ac79640c8efda86d35d766704ebaa8e (patch)
tree22491f583bb0518552e693c32fa83e001413e6da /drivers/net/wireless/realtek
parent05202746ed70ea9601ab78657025adcdf945293c (diff)
downloadlinux-7d754f974ac79640c8efda86d35d766704ebaa8e.tar.xz
rtw88: 8723d: implement flush queue
Flush queue is used to check if queue is empty, before doing something else. Since 8723D uses different registers and page number of availabl/reserved occupy 8 bits instead of 16 bits, so use a 'wsize' field to discriminate which rtw_read{8,16} is adopted. Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> Signed-off-by: Yan-Hsuan Chuang <yhchuang@realtek.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Link: https://lore.kernel.org/r/20200512102621.5148-6-yhchuang@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek')
-rw-r--r--drivers/net/wireless/realtek/rtw88/mac.c29
-rw-r--r--drivers/net/wireless/realtek/rtw88/main.h11
-rw-r--r--drivers/net/wireless/realtek/rtw88/rtw8723d.c17
-rw-r--r--drivers/net/wireless/realtek/rtw88/rtw8822b.c17
-rw-r--r--drivers/net/wireless/realtek/rtw88/rtw8822c.c17
5 files changed, 73 insertions, 18 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c
index e8ffeb338584..3a5cfebe5a62 100644
--- a/drivers/net/wireless/realtek/rtw88/mac.c
+++ b/drivers/net/wireless/realtek/rtw88/mac.c
@@ -919,31 +919,24 @@ static u32 get_priority_queues(struct rtw_dev *rtwdev, u32 queues)
static void __rtw_mac_flush_prio_queue(struct rtw_dev *rtwdev,
u32 prio_queue, bool drop)
{
- u32 addr;
+ struct rtw_chip_info *chip = rtwdev->chip;
+ const struct rtw_prioq_addr *addr;
+ bool wsize;
u16 avail_page, rsvd_page;
int i;
- switch (prio_queue) {
- case RTW_DMA_MAPPING_EXTRA:
- addr = REG_FIFOPAGE_INFO_4;
- break;
- case RTW_DMA_MAPPING_LOW:
- addr = REG_FIFOPAGE_INFO_2;
- break;
- case RTW_DMA_MAPPING_NORMAL:
- addr = REG_FIFOPAGE_INFO_3;
- break;
- case RTW_DMA_MAPPING_HIGH:
- addr = REG_FIFOPAGE_INFO_1;
- break;
- default:
+ if (prio_queue >= RTW_DMA_MAPPING_MAX)
return;
- }
+
+ addr = &chip->prioq_addrs->prio[prio_queue];
+ wsize = chip->prioq_addrs->wsize;
/* check if all of the reserved pages are available for 100 msecs */
for (i = 0; i < 5; i++) {
- rsvd_page = rtw_read16(rtwdev, addr);
- avail_page = rtw_read16(rtwdev, addr + 2);
+ rsvd_page = wsize ? rtw_read16(rtwdev, addr->rsvd) :
+ rtw_read8(rtwdev, addr->rsvd);
+ avail_page = wsize ? rtw_read16(rtwdev, addr->avail) :
+ rtw_read8(rtwdev, addr->avail);
if (rsvd_page == avail_page)
return;
diff --git a/drivers/net/wireless/realtek/rtw88/main.h b/drivers/net/wireless/realtek/rtw88/main.h
index 592b28ed9376..28f88c44cb84 100644
--- a/drivers/net/wireless/realtek/rtw88/main.h
+++ b/drivers/net/wireless/realtek/rtw88/main.h
@@ -945,6 +945,16 @@ struct rtw_rqpn {
enum rtw_dma_mapping dma_map_hi;
};
+struct rtw_prioq_addr {
+ u32 rsvd;
+ u32 avail;
+};
+
+struct rtw_prioq_addrs {
+ struct rtw_prioq_addr prio[RTW_DMA_MAPPING_MAX];
+ bool wsize;
+};
+
struct rtw_page_table {
u16 hq_num;
u16 nq_num;
@@ -1101,6 +1111,7 @@ struct rtw_chip_info {
const struct rtw_pwr_seq_cmd **pwr_on_seq;
const struct rtw_pwr_seq_cmd **pwr_off_seq;
const struct rtw_rqpn *rqpn_table;
+ const struct rtw_prioq_addrs *prioq_addrs;
const struct rtw_page_table *page_table;
const struct rtw_intf_phy_para_table *intf_table;
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8723d.c b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
index bfad27d10c40..66bf907131d7 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8723d.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8723d.c
@@ -2237,6 +2237,22 @@ static const struct rtw_rqpn rqpn_table_8723d[] = {
RTW_DMA_MAPPING_EXTRA, RTW_DMA_MAPPING_HIGH},
};
+static const struct rtw_prioq_addrs prioq_addrs_8723d = {
+ .prio[RTW_DMA_MAPPING_EXTRA] = {
+ .rsvd = REG_RQPN_NPQ + 2, .avail = REG_RQPN_NPQ + 3,
+ },
+ .prio[RTW_DMA_MAPPING_LOW] = {
+ .rsvd = REG_RQPN + 1, .avail = REG_FIFOPAGE_CTRL_2 + 1,
+ },
+ .prio[RTW_DMA_MAPPING_NORMAL] = {
+ .rsvd = REG_RQPN_NPQ, .avail = REG_RQPN_NPQ + 1,
+ },
+ .prio[RTW_DMA_MAPPING_HIGH] = {
+ .rsvd = REG_RQPN, .avail = REG_FIFOPAGE_CTRL_2,
+ },
+ .wsize = false,
+};
+
static const struct rtw_intf_phy_para pcie_gen1_param_8723d[] = {
{0x0008, 0x4a22,
RTW_IP_SEL_PHY,
@@ -2370,6 +2386,7 @@ struct rtw_chip_info rtw8723d_hw_spec = {
.pwr_off_seq = card_disable_flow_8723d,
.page_table = page_table_8723d,
.rqpn_table = rqpn_table_8723d,
+ .prioq_addrs = &prioq_addrs_8723d,
.intf_table = &phy_para_table_8723d,
.dig = rtw8723d_dig,
.dig_cck = rtw8723d_dig_cck,
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822b.c b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
index 45636382dafd..22a7baeb87f6 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8822b.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822b.c
@@ -2083,6 +2083,22 @@ static const struct rtw_rqpn rqpn_table_8822b[] = {
RTW_DMA_MAPPING_EXTRA, RTW_DMA_MAPPING_HIGH},
};
+static struct rtw_prioq_addrs prioq_addrs_8822b = {
+ .prio[RTW_DMA_MAPPING_EXTRA] = {
+ .rsvd = REG_FIFOPAGE_INFO_4, .avail = REG_FIFOPAGE_INFO_4 + 2,
+ },
+ .prio[RTW_DMA_MAPPING_LOW] = {
+ .rsvd = REG_FIFOPAGE_INFO_2, .avail = REG_FIFOPAGE_INFO_2 + 2,
+ },
+ .prio[RTW_DMA_MAPPING_NORMAL] = {
+ .rsvd = REG_FIFOPAGE_INFO_3, .avail = REG_FIFOPAGE_INFO_3 + 2,
+ },
+ .prio[RTW_DMA_MAPPING_HIGH] = {
+ .rsvd = REG_FIFOPAGE_INFO_1, .avail = REG_FIFOPAGE_INFO_1 + 2,
+ },
+ .wsize = true,
+};
+
static struct rtw_chip_ops rtw8822b_ops = {
.phy_set_param = rtw8822b_phy_set_param,
.read_efuse = rtw8822b_read_efuse,
@@ -2433,6 +2449,7 @@ struct rtw_chip_info rtw8822b_hw_spec = {
.pwr_off_seq = card_disable_flow_8822b,
.page_table = page_table_8822b,
.rqpn_table = rqpn_table_8822b,
+ .prioq_addrs = &prioq_addrs_8822b,
.intf_table = &phy_para_table_8822b,
.dig = rtw8822b_dig,
.dig_cck = NULL,
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822c.c b/drivers/net/wireless/realtek/rtw88/rtw8822c.c
index 64b77a7cbffd..e4b184485cad 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8822c.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822c.c
@@ -3933,6 +3933,22 @@ static const struct rtw_rqpn rqpn_table_8822c[] = {
RTW_DMA_MAPPING_EXTRA, RTW_DMA_MAPPING_HIGH},
};
+static struct rtw_prioq_addrs prioq_addrs_8822c = {
+ .prio[RTW_DMA_MAPPING_EXTRA] = {
+ .rsvd = REG_FIFOPAGE_INFO_4, .avail = REG_FIFOPAGE_INFO_4 + 2,
+ },
+ .prio[RTW_DMA_MAPPING_LOW] = {
+ .rsvd = REG_FIFOPAGE_INFO_2, .avail = REG_FIFOPAGE_INFO_2 + 2,
+ },
+ .prio[RTW_DMA_MAPPING_NORMAL] = {
+ .rsvd = REG_FIFOPAGE_INFO_3, .avail = REG_FIFOPAGE_INFO_3 + 2,
+ },
+ .prio[RTW_DMA_MAPPING_HIGH] = {
+ .rsvd = REG_FIFOPAGE_INFO_1, .avail = REG_FIFOPAGE_INFO_1 + 2,
+ },
+ .wsize = true,
+};
+
static struct rtw_chip_ops rtw8822c_ops = {
.phy_set_param = rtw8822c_phy_set_param,
.read_efuse = rtw8822c_read_efuse,
@@ -4295,6 +4311,7 @@ struct rtw_chip_info rtw8822c_hw_spec = {
.pwr_off_seq = card_disable_flow_8822c,
.page_table = page_table_8822c,
.rqpn_table = rqpn_table_8822c,
+ .prioq_addrs = &prioq_addrs_8822c,
.intf_table = &phy_para_table_8822c,
.dig = rtw8822c_dig,
.dig_cck = NULL,