evie/android_kernel_oneplus_msm8998
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Merge "msm_11ad: copy FW crash dump before starting SSR flow"

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Linux Build Service Account 2017-04-03 06:24:47 -07:00 • committed by Gerrit - the friendly Code Review server
commit 3e6592af2d
1 changed files with 26 additions and 21 deletions
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47
drivers/platform/msm/msm_11ad/msm_11ad.c
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@ -750,6 +750,25 @@ static int msm_11ad_ssr_powerup(const struct subsys_desc *subsys)
return rc;
}
static int msm_11ad_ssr_copy_ramdump(struct msm11ad_ctx *ctx)
{
if (ctx->rops.ramdump && ctx->wil_handle) {
int rc = ctx->rops.ramdump(ctx->wil_handle, ctx->ramdump_addr,
WIGIG_RAMDUMP_SIZE);
if (rc) {
dev_err(ctx->dev, "ramdump failed : %d\n", rc);
return -EINVAL;
}
}
ctx->dump_data.version = WIGIG_DUMP_FORMAT_VER;
strlcpy(ctx->dump_data.name, WIGIG_SUBSYS_NAME,
sizeof(ctx->dump_data.name));
ctx->dump_data.magic = WIGIG_DUMP_MAGIC_VER_V1;
return 0;
}
static int msm_11ad_ssr_ramdump(int enable, const struct subsys_desc *subsys)
{
int rc;
@ -766,13 +785,10 @@ static int msm_11ad_ssr_ramdump(int enable, const struct subsys_desc *subsys)
if (!enable)
return 0;
if (ctx->rops.ramdump && ctx->wil_handle) {
rc = ctx->rops.ramdump(ctx->wil_handle, ctx->ramdump_addr,
WIGIG_RAMDUMP_SIZE);
if (rc) {
dev_err(ctx->dev, "ramdump failed : %d\n", rc);
return -EINVAL;
}
if (!ctx->recovery_in_progress) {
rc = msm_11ad_ssr_copy_ramdump(ctx);
if (rc)
return rc;
}
memset(&segment, 0, sizeof(segment));
@ -784,7 +800,6 @@ static int msm_11ad_ssr_ramdump(int enable, const struct subsys_desc *subsys)
static void msm_11ad_ssr_crash_shutdown(const struct subsys_desc *subsys)
{
int rc;
struct platform_device *pdev;
struct msm11ad_ctx *ctx;
@ -796,19 +811,8 @@ static void msm_11ad_ssr_crash_shutdown(const struct subsys_desc *subsys)
return;
}
if (ctx->rops.ramdump && ctx->wil_handle) {
rc = ctx->rops.ramdump(ctx->wil_handle, ctx->ramdump_addr,
WIGIG_RAMDUMP_SIZE);
if (rc)
dev_err(ctx->dev, "ramdump failed : %d\n", rc);
/* continue */
}
ctx->dump_data.version = WIGIG_DUMP_FORMAT_VER;
strlcpy(ctx->dump_data.name, WIGIG_SUBSYS_NAME,
sizeof(ctx->dump_data.name));
ctx->dump_data.magic = WIGIG_DUMP_MAGIC_VER_V1;
if (!ctx->recovery_in_progress)
(void)msm_11ad_ssr_copy_ramdump(ctx);
}
static void msm_11ad_ssr_deinit(struct msm11ad_ctx *ctx)
@ -1305,6 +1309,7 @@ static int msm_11ad_notify_crash(struct msm11ad_ctx *ctx)
if (ctx->subsys) {
dev_info(ctx->dev, "SSR requested\n");
(void)msm_11ad_ssr_copy_ramdump(ctx);
ctx->recovery_in_progress = true;
rc = subsystem_restart_dev(ctx->subsys);
if (rc) {