Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit b9260881 authored by Siddharth Bhal's avatar Siddharth Bhal
Browse files

wcnss: dump PMU and SAW registers for pronto 



Dump PMU and SAW registers in case of wcnss abort to know
status of watchdog and power collapse state during abort.

Change-Id: If19dc391c824d7c5f616c48d7e2723d1104ebf21
CRs-Fixed: 746668
Signed-off-by: default avatarSiddharth Bhal <sbhal@codeaurora.org>
parent c5bc590f

drivers/net/wireless/wcnss/wcnss_wlan.c

+36 −1
Original line number Diff line number Diff line
@@ -93,6 +93,7 @@ static DEFINE_SPINLOCK(reg_spinlock); 
#define PRONTO_PMU_WLAN_GDSCR_OFFSET       0x0054

#define PRONTO_PMU_WLAN_GDSCR_SW_COLLAPSE  BIT(0)



#define PRONTO_PMU_WDOG_CTL		0x0068



#define PRONTO_PMU_CBCR_OFFSET        0x0008

#define PRONTO_PMU_CBCR_CLK_EN        BIT(0)
@@ -140,6 +141,14 @@ static DEFINE_SPINLOCK(reg_spinlock); 
#define CCU_PRONTO_LAST_ADDR2_OFFSET		0x14



#define PRONTO_SAW2_SPM_STS_OFFSET		0x0c

#define PRONTO_SAW2_SPM_CTL		0x30

#define PRONTO_SAW2_SAW2_VERSION		0xFD0

#define PRONTO_SAW2_MAJOR_VER_OFFSET		0x1C

#define PRONTO_SAW2_MAJOR_VER_3		0x3

#define PRONTO_SAW2_SPM_SLP_SEQ		0x80

#define PRONTO_SAW2_SPM_SLP_SEQ_2		0x400

#define PRONTO_SAW2_SPM_SLP_SEQ_OFFSET		0x04

#define PRONTO_SAW2_SPM_SLP_SEQ_COUNT		0x08



#define PRONTO_PLL_STATUS_OFFSET		0x1c

#define PRONTO_PLL_MODE_OFFSET			0x1c0
@@ -600,7 +609,8 @@ void wcnss_pronto_is_a2xb_bus_stall(void *tst_addr, u32 fifo_mask, char *type) 
void wcnss_pronto_log_debug_regs(void)

{

	void __iomem *reg_addr, *tst_addr, *tst_ctrl_addr;

	u32 reg = 0, reg2 = 0, reg3 = 0, reg4 = 0;

	u32 reg = 0, reg2 = 0, reg3 = 0, reg4 = 0, offset_addr = 0;

	int i;





	reg_addr = penv->msm_wcnss_base + PRONTO_PMU_SPARE_OFFSET;
@@ -627,10 +637,35 @@ void wcnss_pronto_log_debug_regs(void) 
	reg = readl_relaxed(reg_addr);

	pr_err("PRONTO_PMU_SOFT_RESET %08x\n", reg);



	reg_addr = penv->msm_wcnss_base + PRONTO_PMU_WDOG_CTL;

	reg = readl_relaxed(reg_addr);

	pr_err("PRONTO_PMU_WDOG_CTL %08x\n", reg);



	reg_addr = penv->pronto_saw2_base + PRONTO_SAW2_SPM_STS_OFFSET;

	reg = readl_relaxed(reg_addr);

	pr_err("PRONTO_SAW2_SPM_STS %08x\n", reg);



	reg_addr = penv->pronto_saw2_base + PRONTO_SAW2_SPM_CTL;

	reg = readl_relaxed(reg_addr);

	pr_err("PRONTO_SAW2_SPM_CTL %08x\n", reg);



	reg_addr = penv->pronto_saw2_base + PRONTO_SAW2_SAW2_VERSION;

	reg = readl_relaxed(reg_addr);

	pr_err("PRONTO_SAW2_SAW2_VERSION %08x\n", reg);

	reg >>= PRONTO_SAW2_MAJOR_VER_OFFSET;



	if (reg >= PRONTO_SAW2_MAJOR_VER_3)

		offset_addr = PRONTO_SAW2_SPM_SLP_SEQ_2;

	else

		offset_addr = PRONTO_SAW2_SPM_SLP_SEQ;



	for (i = 0; i <= PRONTO_SAW2_SPM_SLP_SEQ_COUNT; i++) {

		reg_addr = penv->pronto_saw2_base + offset_addr

			+ (i * PRONTO_SAW2_SPM_SLP_SEQ_OFFSET);

		reg = readl_relaxed(reg_addr);

		pr_err("PRONTO_SAW2_SPM_SLP_SEQ_ENTRY_%d %08x\n", i, reg);

	}



	reg_addr = penv->pronto_pll_base + PRONTO_PLL_STATUS_OFFSET;

	reg = readl_relaxed(reg_addr);

	pr_err("PRONTO_PLL_STATUS %08x\n", reg);