qcacmn: API to read memory info from HAL

HAL modification to provide additional information to
support lithium nss offload configuration.
A new API added to extract addtional information from HAL
Few additional parameter added in get_param function.

Change-Id: I2fb0ed89c2d3cb3ee253b158f7982e1a00ab4353

hal/wifi3.0/hal_api.h

@@ -187,6 +187,22 @@ extern uint32_t hal_srng_get_entrysize(void *hal_soc, int ring_type);
  */
 uint32_t hal_srng_max_entries(void *hal_soc, int ring_type);
 
+/* HAL memory information */
+struct hal_mem_info {
+	/* dev base virutal addr */
+	void *dev_base_addr;
+	/* dev base physical addr */
+	void *dev_base_paddr;
+	/* Remote virtual pointer memory for HW/FW updates */
+	void *shadow_rdptr_mem_vaddr;
+	/* Remote physical pointer memory for HW/FW updates */
+	void *shadow_rdptr_mem_paddr;
+	/* Shared memory for ring pointer updates from host to FW */
+	void *shadow_wrptr_mem_vaddr;
+	/* Shared physical memory for ring pointer updates from host to FW */
+	void *shadow_wrptr_mem_paddr;
+};
+
 /* SRNG parameters to be passed to hal_srng_setup */
 struct hal_srng_params {
 	/* Physical base address of the ring */
@@ -213,6 +229,12 @@ struct hal_srng_params {
 	uint32_t flags;
 	/* Unique ring id */
 	uint8_t ring_id;
+	/* Source or Destination ring */
+	enum hal_srng_dir ring_dir;
+	/* Size of ring entry */
+	uint32_t entry_size;
+	/* hw register base address */
+	void *hwreg_base[MAX_SRNG_REG_GROUPS];
 };
 
 /* hal_construct_shadow_config() - initialize the shadow registers for dp rings
@@ -948,4 +970,11 @@ static inline qdf_dma_addr_t hal_srng_get_tp_addr(void *hal_soc, void *hal_ring)
 extern void hal_get_srng_params(void *hal_soc, void *hal_ring,
 	struct hal_srng_params *ring_params);
 
+/**
+ * hal_mem_info - Retreive hal memory base address
+ *
+ * @hal_soc: Opaque HAL SOC handle
+ * @mem: pointer to structure to be updated with hal mem info
+ */
+extern void hal_get_meminfo(void *hal_soc,struct hal_mem_info *mem );
 #endif /* _HAL_APIH_ */

hal/wifi3.0/hal_srng.c

@@ -755,6 +755,24 @@ fail0:
 	return NULL;
 }
 
+/**
+ * hal_mem_info - Retreive hal memory base address
+ *
+ * @hal_soc: Opaque HAL SOC handle
+ * @mem: pointer to structure to be updated with hal mem info
+ */
+void hal_get_meminfo(void *hal_soc, struct hal_mem_info *mem )
+{
+	struct hal_soc *hal = (struct hal_soc *)hal_soc;
+	mem->dev_base_addr = (void *)hal->dev_base_addr;
+        mem->shadow_rdptr_mem_vaddr = (void *)hal->shadow_rdptr_mem_vaddr;
+	mem->shadow_wrptr_mem_vaddr = (void *)hal->shadow_wrptr_mem_vaddr;
+        mem->shadow_rdptr_mem_paddr = (void *)hal->shadow_rdptr_mem_paddr;
+	mem->shadow_wrptr_mem_paddr = (void *)hal->shadow_wrptr_mem_paddr;
+	hif_read_phy_mem_base(hal->hif_handle, (qdf_dma_addr_t *)&mem->dev_base_paddr);
+	return;
+}
+
 /**
  * hal_detach - Detach HAL layer
  * @hal_soc: HAL SOC handle
@@ -1239,6 +1257,10 @@ extern void hal_get_srng_params(void *hal_soc, void *hal_ring,
 	struct hal_srng_params *ring_params)
 {
 	struct hal_srng *srng = (struct hal_srng *)hal_ring;
+	int i =0;
+	ring_params->ring_id = srng->ring_id;
+	ring_params->ring_dir = srng->ring_dir;
+	ring_params->entry_size = srng->entry_size;
 
 	ring_params->ring_base_paddr = srng->ring_base_paddr;
 	ring_params->ring_base_vaddr = srng->ring_base_vaddr;
@@ -1251,4 +1273,6 @@ extern void hal_get_srng_params(void *hal_soc, void *hal_ring,
 	ring_params->low_threshold = srng->u.src_ring.low_threshold;
 	ring_params->flags = srng->flags;
 	ring_params->ring_id = srng->ring_id;
+	for (i = 0 ; i < MAX_SRNG_REG_GROUPS; i++)
+		ring_params->hwreg_base[i] = srng->hwreg_base[i];
 }

hif/src/hif_main.c

@@ -666,7 +666,6 @@ int hif_check_fw_reg(struct hif_opaque_softc *scn)
 }
 #endif
 
-#ifdef IPA_OFFLOAD
 /**
  * hif_read_phy_mem_base(): hif_read_phy_mem_base
  * @scn: scn
@@ -678,7 +677,6 @@ void hif_read_phy_mem_base(struct hif_softc *scn, qdf_dma_addr_t *phy_mem_base)
 {
 	*phy_mem_base = scn->mem_pa;
 }
-#endif /* IPA_OFFLOAD */
 
 /**
  * hif_get_device_type(): hif_get_device_type