From 17ff2c794f39f8c1bc7119e5fd9957efc69c3c72 Mon Sep 17 00:00:00 2001 From: Siva Rebbagondla Date: Wed, 3 Apr 2019 09:43:08 +0530 Subject: [PATCH] rsi: reset device changes for 9116 Device reset register(watchdog timer related) addresses and values are different for 9116. Signed-off-by: Siva Rebbagondla Signed-off-by: Kalle Valo --- drivers/net/wireless/rsi/rsi_91x_sdio.c | 45 ++++++++++++++++++------ drivers/net/wireless/rsi/rsi_91x_usb.c | 61 ++++++++++++++++++++++----------- drivers/net/wireless/rsi/rsi_hal.h | 15 ++++++++ 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 -- 2.11.0