diff options
| author | Ryder Lee <ryder.lee@mediatek.com> | 2022-05-08 13:24:54 +0800 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2022-05-13 09:39:35 +0200 |
| commit | 64d607256a9e56944828794c8459e1cbdc0cea4b (patch) | |
| tree | 051e766b7b26e6e2ed7210365fe536c49d47b6aa /drivers/net/wireless/mediatek | |
| parent | 0d28ec72b0936a783f75bc5cf4719178bc48f39d (diff) | |
| download | linux-64d607256a9e56944828794c8459e1cbdc0cea4b.tar.bz2 | |
mt76: mt7915: add more statistics from fw_util debugfs knobs
Print out exception state and program counters of WA/WM MCUs.
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c | 8 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/mmio.c | 3 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7915/regs.h | 14 |
3 files changed, 21 insertions, 4 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c index 11d1b2b46bbc..cab6e02e1f8c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -597,6 +597,12 @@ mt7915_fw_util_wm_show(struct seq_file *file, void *data) { struct mt7915_dev *dev = file->private; + seq_printf(file, "Program counter: 0x%x\n", mt76_rr(dev, MT_WM_MCU_PC)); + seq_printf(file, "Exception state: 0x%x\n", + is_mt7915(&dev->mt76) ? + (u32)mt76_get_field(dev, MT_FW_EXCEPTION, GENMASK(15, 8)) : + (u32)mt76_get_field(dev, MT_FW_EXCEPTION, GENMASK(7, 0))); + if (dev->fw.debug_wm) { seq_printf(file, "Busy: %u%% Peak busy: %u%%\n", mt76_rr(dev, MT_CPU_UTIL_BUSY_PCT), @@ -616,6 +622,8 @@ mt7915_fw_util_wa_show(struct seq_file *file, void *data) { struct mt7915_dev *dev = file->private; + seq_printf(file, "Program counter: 0x%x\n", mt76_rr(dev, MT_WA_MCU_PC)); + if (dev->fw.debug_wa) return mt7915_mcu_wa_cmd(dev, MCU_WA_PARAM_CMD(QUERY), MCU_WA_PARAM_CPU_UTIL, 0, 0); diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c index 846e71042dc3..46ee8a7db7bc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mmio.c @@ -22,6 +22,7 @@ static const u32 mt7915_reg[] = { [WFDMA_EXT_CSR_ADDR] = 0xd7000, [CBTOP1_PHY_END] = 0x77ffffff, [INFRA_MCU_ADDR_END] = 0x7c3fffff, + [FW_EXCEPTION_ADDR] = 0x219848, [SWDEF_BASE_ADDR] = 0x41f200, }; @@ -37,6 +38,7 @@ static const u32 mt7916_reg[] = { [WFDMA_EXT_CSR_ADDR] = 0xd7000, [CBTOP1_PHY_END] = 0x7fffffff, [INFRA_MCU_ADDR_END] = 0x7c085fff, + [FW_EXCEPTION_ADDR] = 0x022050bc, [SWDEF_BASE_ADDR] = 0x411400, }; @@ -52,6 +54,7 @@ static const u32 mt7986_reg[] = { [WFDMA_EXT_CSR_ADDR] = 0x27000, [CBTOP1_PHY_END] = 0x7fffffff, [INFRA_MCU_ADDR_END] = 0x7c085fff, + [FW_EXCEPTION_ADDR] = 0x02204ffc, [SWDEF_BASE_ADDR] = 0x411400, }; diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h index 31dffb9c949c..4953be208c5e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h @@ -30,6 +30,7 @@ enum reg_rev { WFDMA_EXT_CSR_ADDR, CBTOP1_PHY_END, INFRA_MCU_ADDR_END, + FW_EXCEPTION_ADDR, SWDEF_BASE_ADDR, __MT_REG_MAX, }; @@ -939,6 +940,8 @@ enum offs_rev { #define MT_ADIE_TYPE_MASK BIT(1) /* FW MODE SYNC */ +#define MT_FW_EXCEPTION __REG(FW_EXCEPTION_ADDR) + #define MT_SWDEF_BASE __REG(SWDEF_BASE_ADDR) #define MT_SWDEF(ofs) (MT_SWDEF_BASE + (ofs)) @@ -1004,10 +1007,6 @@ enum offs_rev { #define MT_TOP_MISC MT_TOP(0xf0) #define MT_TOP_MISC_FW_STATE GENMASK(2, 0) -#define MT_HW_BOUND 0x70010020 -#define MT_HW_REV 0x70010204 -#define MT_WF_SUBSYS_RST 0x70002600 - #define MT_TOP_WFSYS_WAKEUP MT_TOP(0x1a4) #define MT_TOP_WFSYS_WAKEUP_MASK BIT(0) @@ -1069,6 +1068,10 @@ enum offs_rev { #define MT_MCU_BUS_DBG_TIMEOUT_CK_EN_MASK BIT(3) #define MT_MCU_BUS_DBG_TIMEOUT_EN_MASK BIT(2) +#define MT_HW_BOUND 0x70010020 +#define MT_HW_REV 0x70010204 +#define MT_WF_SUBSYS_RST 0x70002600 + /* PCIE MAC */ #define MT_PCIE_MAC_BASE 0x74030000 #define MT_PCIE_MAC(ofs) (MT_PCIE_MAC_BASE + (ofs)) @@ -1077,6 +1080,9 @@ enum offs_rev { #define MT_PCIE1_MAC_INT_ENABLE 0x74020188 #define MT_PCIE1_MAC_INT_ENABLE_MT7916 0x74090188 +#define MT_WM_MCU_PC 0x7c060204 +#define MT_WA_MCU_PC 0x7c06020c + /* PP TOP */ #define MT_WF_PP_TOP_BASE 0x820cc000 #define MT_WF_PP_TOP(ofs) (MT_WF_PP_TOP_BASE + (ofs)) |