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Commit 04d6dd05 authored by Sunkad, Anand Ningappa's avatar Sunkad, Anand Ningappa Committed by Gerrit - the friendly Code Review server
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wcnss: Access A2xb split timeout limit register for titanium 



Dump A2xb split timeout limit register, while dumping pronto
register dumps during pronto subsystem restart for titanium target.
To check a2xb split time out value configured for titanium target.

CRs-fixed: 975027
Change-Id: I1480d23b14f26dad59a552293e38bad9916ef0e4
Signed-off-by: default avatarSunkad, Anand Ningappa <asunka@codeaurora.org>
parent 8b040759

Documentation/devicetree/bindings/wcnss/wcnss-wlan.txt

+2 −0
Original line number Diff line number Diff line
@@ -57,6 +57,8 @@ support for pronto hardware. 
	6      -  GPIO strength value

- qcom,has-vsys-adc-channel: boolean flag to determine which ADC HW channel need

to use for VBATT feature.

- qcom,has-a2xb-split-reg: boolean flag to determine A2xb split timeout limit

register is available or not.



Example:

drivers/net/wireless/wcnss/wcnss_wlan.c

+12 −0
Original line number Diff line number Diff line
@@ -88,6 +88,7 @@ static DEFINE_SPINLOCK(reg_spinlock); 
#define CCU_RIVA_LAST_ADDR2_OFFSET		0x10c



#define PRONTO_PMU_SPARE_OFFSET       0x1088

#define PMU_A2XB_CFG_HSPLIT_RESP_LIMIT_OFFSET	0x117C



#define PRONTO_PMU_COM_GDSCR_OFFSET       0x0024

#define PRONTO_PMU_COM_GDSCR_SW_COLLAPSE  BIT(0)
@@ -352,6 +353,7 @@ static struct { 
	int		smd_channel_ready;

	u32		wlan_rx_buff_count;

	int		is_vsys_adc_channel;

	int		is_a2xb_split_reg;

	smd_channel_t	*smd_ch;

	unsigned char	wcnss_version[WCNSS_VERSION_LEN];

	unsigned char   fw_major;
@@ -629,6 +631,13 @@ void wcnss_pronto_log_debug_regs(void) 
	reg = readl_relaxed(reg_addr);

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



	if (penv->is_a2xb_split_reg) {

		reg_addr = penv->msm_wcnss_base +

			   PMU_A2XB_CFG_HSPLIT_RESP_LIMIT_OFFSET;

		reg = readl_relaxed(reg_addr);

		pr_err("PMU_A2XB_CFG_HSPLIT_RESP_LIMIT %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);
@@ -2710,6 +2719,9 @@ wcnss_trigger_config(struct platform_device *pdev) 
	penv->is_vsys_adc_channel = of_property_read_bool(pdev->dev.of_node,

						"qcom,has-vsys-adc-channel");



	penv->is_a2xb_split_reg = of_property_read_bool(pdev->dev.of_node,

						"qcom,has-a2xb-split-reg");



	if (of_property_read_u32(pdev->dev.of_node,

			"qcom,wlan-rx-buff-count", &penv->wlan_rx_buff_count)) {

		penv->wlan_rx_buff_count = WCNSS_DEF_WLAN_RX_BUFF_COUNT;