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authorSiva Rebbagondla <siva8118@gmail.com>2019-04-03 06:13:08 +0200
committerKalle Valo <kvalo@codeaurora.org>2019-04-25 18:44:29 +0200
commit17ff2c794f39f8c1bc7119e5fd9957efc69c3c72 (patch)
treeafff761fbc7f4b58eb04b7761cc793a79fda8a4b /drivers/net/wireless/rsi
parentrsi: send new tx command frame wlan9116 features (diff)
downloadlinux-17ff2c794f39f8c1bc7119e5fd9957efc69c3c72.tar.xz
linux-17ff2c794f39f8c1bc7119e5fd9957efc69c3c72.zip
rsi: reset device changes for 9116
Device reset register(watchdog timer related) addresses and values are different for 9116. Signed-off-by: Siva Rebbagondla <siva8118@gmail.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/rsi')
-rw-r--r--drivers/net/wireless/rsi/rsi_91x_sdio.c45
-rw-r--r--drivers/net/wireless/rsi/rsi_91x_usb.c61
-rw-r--r--drivers/net/wireless/rsi/rsi_hal.h15
3 files changed, 91 insertions, 30 deletions
diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c
index e9a2af0a1a80..f9c67ed473d1 100644
--- a/drivers/net/wireless/rsi/rsi_91x_sdio.c
+++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c
@@ -1167,16 +1167,41 @@ static void rsi_reset_chip(struct rsi_hw *adapter)
* and any pending dma transfers to rf spi in device to finish.
*/
msleep(100);
-
- ulp_read_write(adapter, RSI_ULP_RESET_REG, RSI_ULP_WRITE_0, 32);
- ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_1, RSI_ULP_WRITE_2, 32);
- ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_2, RSI_ULP_WRITE_0, 32);
- ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_1, RSI_ULP_WRITE_50,
- 32);
- ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_2, RSI_ULP_WRITE_0,
- 32);
- ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_ENABLE,
- RSI_ULP_TIMER_ENABLE, 32);
+ if (adapter->device_model != RSI_DEV_9116) {
+ ulp_read_write(adapter, RSI_ULP_RESET_REG, RSI_ULP_WRITE_0, 32);
+ ulp_read_write(adapter,
+ RSI_WATCH_DOG_TIMER_1, RSI_ULP_WRITE_2, 32);
+ ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_2, RSI_ULP_WRITE_0,
+ 32);
+ ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_1,
+ RSI_ULP_WRITE_50, 32);
+ ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_2,
+ RSI_ULP_WRITE_0, 32);
+ ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_ENABLE,
+ RSI_ULP_TIMER_ENABLE, 32);
+ } else {
+ if ((rsi_sdio_master_reg_write(adapter,
+ NWP_WWD_INTERRUPT_TIMER,
+ NWP_WWD_INT_TIMER_CLKS,
+ RSI_9116_REG_SIZE)) < 0) {
+ rsi_dbg(ERR_ZONE, "Failed to write to intr timer\n");
+ }
+ if ((rsi_sdio_master_reg_write(adapter,
+ NWP_WWD_SYSTEM_RESET_TIMER,
+ NWP_WWD_SYS_RESET_TIMER_CLKS,
+ RSI_9116_REG_SIZE)) < 0) {
+ rsi_dbg(ERR_ZONE,
+ "Failed to write to system reset timer\n");
+ }
+ if ((rsi_sdio_master_reg_write(adapter,
+ NWP_WWD_MODE_AND_RSTART,
+ NWP_WWD_TIMER_DISABLE,
+ RSI_9116_REG_SIZE)) < 0) {
+ rsi_dbg(ERR_ZONE,
+ "Failed to write to mode and restart\n");
+ }
+ rsi_dbg(ERR_ZONE, "***** Watch Dog Reset Successful *****\n");
+ }
/* This msleep will be sufficient for the ulp
* read write operations to complete for chip reset.
*/
diff --git a/drivers/net/wireless/rsi/rsi_91x_usb.c b/drivers/net/wireless/rsi/rsi_91x_usb.c
index 7d9b85925150..f0475b20f153 100644
--- a/drivers/net/wireless/rsi/rsi_91x_usb.c
+++ b/drivers/net/wireless/rsi/rsi_91x_usb.c
@@ -698,26 +698,47 @@ static int rsi_reset_card(struct rsi_hw *adapter)
goto fail;
}
- ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_1,
- RSI_ULP_WRITE_2, 32);
- if (ret < 0)
- goto fail;
- ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_2,
- RSI_ULP_WRITE_0, 32);
- if (ret < 0)
- goto fail;
- ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_1,
- RSI_ULP_WRITE_50, 32);
- if (ret < 0)
- goto fail;
- ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_2,
- RSI_ULP_WRITE_0, 32);
- if (ret < 0)
- goto fail;
- ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_ENABLE,
- RSI_ULP_TIMER_ENABLE, 32);
- if (ret < 0)
- goto fail;
+ if (adapter->device_model != RSI_DEV_9116) {
+ ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_1,
+ RSI_ULP_WRITE_2, 32);
+ if (ret < 0)
+ goto fail;
+ ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_2,
+ RSI_ULP_WRITE_0, 32);
+ if (ret < 0)
+ goto fail;
+ ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_1,
+ RSI_ULP_WRITE_50, 32);
+ if (ret < 0)
+ goto fail;
+ ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_DELAY_TIMER_2,
+ RSI_ULP_WRITE_0, 32);
+ if (ret < 0)
+ goto fail;
+ ret = usb_ulp_read_write(adapter, RSI_WATCH_DOG_TIMER_ENABLE,
+ RSI_ULP_TIMER_ENABLE, 32);
+ if (ret < 0)
+ goto fail;
+ } else {
+ if ((rsi_usb_master_reg_write(adapter,
+ NWP_WWD_INTERRUPT_TIMER,
+ NWP_WWD_INT_TIMER_CLKS,
+ RSI_9116_REG_SIZE)) < 0) {
+ goto fail;
+ }
+ if ((rsi_usb_master_reg_write(adapter,
+ NWP_WWD_SYSTEM_RESET_TIMER,
+ NWP_WWD_SYS_RESET_TIMER_CLKS,
+ RSI_9116_REG_SIZE)) < 0) {
+ goto fail;
+ }
+ if ((rsi_usb_master_reg_write(adapter,
+ NWP_WWD_MODE_AND_RSTART,
+ NWP_WWD_TIMER_DISABLE,
+ RSI_9116_REG_SIZE)) < 0) {
+ goto fail;
+ }
+ }
rsi_dbg(INFO_ZONE, "Reset card done\n");
return ret;
diff --git a/drivers/net/wireless/rsi/rsi_hal.h b/drivers/net/wireless/rsi/rsi_hal.h
index c07b1a006d3f..46e36df9e8e3 100644
--- a/drivers/net/wireless/rsi/rsi_hal.h
+++ b/drivers/net/wireless/rsi/rsi_hal.h
@@ -70,6 +70,21 @@
#define RSI_WATCH_DOG_DELAY_TIMER_2 0x16f
#define RSI_WATCH_DOG_TIMER_ENABLE 0x170
+/* Watchdog timer addresses for 9116 */
+#define NWP_AHB_BASE_ADDR 0x41300000
+#define NWP_WWD_INTERRUPT_TIMER (NWP_AHB_BASE_ADDR + 0x300)
+#define NWP_WWD_SYSTEM_RESET_TIMER (NWP_AHB_BASE_ADDR + 0x304)
+#define NWP_WWD_WINDOW_TIMER (NWP_AHB_BASE_ADDR + 0x308)
+#define NWP_WWD_TIMER_SETTINGS (NWP_AHB_BASE_ADDR + 0x30C)
+#define NWP_WWD_MODE_AND_RSTART (NWP_AHB_BASE_ADDR + 0x310)
+#define NWP_WWD_RESET_BYPASS (NWP_AHB_BASE_ADDR + 0x314)
+#define NWP_FSM_INTR_MASK_REG (NWP_AHB_BASE_ADDR + 0x104)
+
+/* Watchdog timer values */
+#define NWP_WWD_INT_TIMER_CLKS 5
+#define NWP_WWD_SYS_RESET_TIMER_CLKS 4
+#define NWP_WWD_TIMER_DISABLE 0xAA0001
+
#define RSI_ULP_WRITE_0 00
#define RSI_ULP_WRITE_2 02
#define RSI_ULP_WRITE_50 50