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serial: msm_serial_hs: add boot marker

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Add boot marker for booting KPI measurement.

Change-Id: Ia54411a901cc09493f2085af42c3a2188438e29d
Signed-off-by: Zhiqiang Tu <ztu@codeaurora.org>
This commit is contained in:
Zhiqiang Tu 2018-05-22 15:34:41 +08:00 • committed by Gerrit - the friendly Code Review server
parent c0a42ee0ed
commit e55e517e9a
1 changed files with 9 additions and 0 deletions
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9
drivers/tty/serial/msm_serial_hs.c
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@ -66,6 +66,7 @@
#include <linux/msm-sps.h> #include <linux/msm-sps.h>
#include <linux/platform_data/msm_serial_hs.h> #include <linux/platform_data/msm_serial_hs.h>
#include <linux/msm-bus.h> #include <linux/msm-bus.h>
#include <soc/qcom/boot_stats.h>
#include "msm_serial_hs_hwreg.h" #include "msm_serial_hs_hwreg.h"
#define UART_SPS_CONS_PERIPHERAL 0 #define UART_SPS_CONS_PERIPHERAL 0
@ -3417,6 +3418,7 @@ static int msm_hs_probe(struct platform_device *pdev)
struct msm_serial_hs_platform_data *pdata = pdev->dev.platform_data; struct msm_serial_hs_platform_data *pdata = pdev->dev.platform_data;
unsigned long data; unsigned long data;
char name[30]; char name[30];
char boot_marker[40];
if (pdev->dev.of_node) { if (pdev->dev.of_node) {
dev_dbg(&pdev->dev, "device tree enabled\n"); dev_dbg(&pdev->dev, "device tree enabled\n");
@ -3442,6 +3444,10 @@ static int msm_hs_probe(struct platform_device *pdev)
pdev->dev.platform_data = pdata; pdev->dev.platform_data = pdata;
} }
snprintf(boot_marker, sizeof(boot_marker),
"M - DRIVER MSM HS-UART_%d Init", pdev->id);
place_marker(boot_marker);
if (pdev->id < 0 || pdev->id >= UARTDM_NR) { if (pdev->id < 0 || pdev->id >= UARTDM_NR) {
dev_err(&pdev->dev, "Invalid plaform device ID = %d\n", dev_err(&pdev->dev, "Invalid plaform device ID = %d\n",
pdev->id); pdev->id);
@ -3675,6 +3681,9 @@ static int msm_hs_probe(struct platform_device *pdev)
if (!ret) { if (!ret) {
msm_hs_clk_bus_unvote(msm_uport); msm_hs_clk_bus_unvote(msm_uport);
msm_serial_hs_rt_init(uport); msm_serial_hs_rt_init(uport);
snprintf(boot_marker, sizeof(boot_marker),
"M - DRIVER MSM HS-UART_%d Ready", pdev->id);
place_marker(boot_marker);
return ret; return ret;
} }