qcacld-3.0: skip FW dump for SDIO SSR

Skip FW memory dump in SSR case for HL SDIO solution.
HL SDIO uses the diag read API to read by 4 bytes,
which is too slow to meet SSR time requirement.

Change-Id: Iacde90ab0ec84f29f3744bf4497ec8fd8517600a
CRs-Fixed: 2071329

core/bmi/src/ol_fw.c

@@ -493,7 +493,10 @@ int ol_copy_ramdump(struct hif_opaque_softc *scn)
 		BMI_ERR("%s qdf_dev is NULL", __func__);
 		return -EINVAL;
 	}
-
+	if (pld_is_fw_dump_skipped(qdf_dev->dev)) {
+		BMI_INFO("%s ssr enabled, skip ramdump", __func__);
+		return 0;
+	}
 	info = qdf_mem_malloc(sizeof(struct ramdump_info));
 	if (!info) {
 		BMI_ERR("%s Memory for Ramdump Allocation failed", __func__);

core/pld/inc/pld_common.h

@@ -560,5 +560,5 @@ void pld_get_msi_address(struct device *dev, uint32_t *msi_addr_low,
 unsigned int pld_socinfo_get_serial_number(struct device *dev);
 int pld_is_qmi_disable(struct device *dev);
 int pld_force_assert_target(struct device *dev);
-
+bool pld_is_fw_dump_skipped(struct device *dev);
 #endif

core/pld/src/pld_common.c

@@ -1558,3 +1558,27 @@ int pld_force_assert_target(struct device *dev)
 	}
 	return ret;
 }
+
+/**
+ * pld_is_fw_dump_skipped() - get fw dump skipped status.
+ *  The subsys ssr status help the driver to decide whether to skip
+ *  the FW memory dump when FW assert.
+ *  For SDIO case, the memory dump progress takes 1 minutes to
+ *  complete, which is not acceptable in SSR enabled.
+ *
+ *  Return: true if need to skip FW dump.
+ */
+bool pld_is_fw_dump_skipped(struct device *dev)
+{
+	bool ret = false;
+	enum pld_bus_type type = pld_get_bus_type(dev);
+
+	switch (type) {
+	case PLD_BUS_TYPE_SDIO:
+		ret = pld_sdio_is_fw_dump_skipped();
+		break;
+	default:
+		break;
+	}
+	return ret;
+}

core/pld/src/pld_sdio.h

@@ -109,7 +109,10 @@ static inline void pld_sdio_device_crashed(struct device *dev)
 {
 	cnss_common_device_crashed(dev);
 }
-
+static inline bool pld_sdio_is_fw_dump_skipped(void)
+{
+	return cnss_get_restart_level() == CNSS_RESET_SUBSYS_COUPLED;
+}
 #else
 static inline void *pld_sdio_get_virt_ramdump_mem(struct device *dev,
 		unsigned long *size)
@@ -120,6 +123,11 @@ static inline void *pld_sdio_get_virt_ramdump_mem(struct device *dev,
 static inline void pld_sdio_device_crashed(struct device *dev)
 {
 }
+static inline bool pld_sdio_is_fw_dump_skipped(void)
+{
+	return false;
+}
+
 #endif
 
 #ifdef CONFIG_PLD_SDIO_CNSS