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qcacmn:: Use proper API to allocate 2 MB target shared memory

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WLAN host driver is not using correct API to allocate 2 MB shared
memory for FW when QMI by pass is enabled. Use proper API to
allocate 2 MB shared memory for FW CE access.

Change-Id: I7efa4be2e703b32dc86fd660640881afa4ce2bcd
CRs-Fixed: 999278
This commit is contained in:
Hardik Kantilal Patel 2016-04-21 14:11:33 -07:00 • committed by Gerrit - the friendly Code Review server
commit c5dc5f291c
1 changed files with 8 additions and 16 deletions
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24
hif/src/ce/ce_main.c
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@ -1836,25 +1836,17 @@ void hif_unconfig_ce(struct hif_softc *hif_sc)
*/
static void hif_post_static_buf_to_target(struct hif_softc *scn)
{
uint32_t CE_data;
uint8_t *g_fw_mem;
uint32_t phys_addr;
void *target_va;
phys_addr_t target_pa;
g_fw_mem = kzalloc(FW_SHARED_MEM, GFP_KERNEL);
CE_data = dma_map_single(scn->cdf_dev->dev, g_fw_mem,
FW_SHARED_MEM, CDF_DMA_FROM_DEVICE);
HIF_TRACE("g_fw_mem %p physical 0x%x\n", g_fw_mem, CE_data);
if (dma_mapping_error(scn->cdf_dev->dev, CE_data)) {
pr_err("DMA map failed\n");
target_va = qdf_mem_alloc_consistent(scn->qdf_dev, scn->qdf_dev->dev,
FW_SHARED_MEM, &target_pa);
if (NULL == target_va) {
HIF_TRACE("Memory allocation failed could not post target buf");
return;
}
phys_addr = virt_to_phys((scn->mem + BYPASS_QMI_TEMP_REGISTER));
hif_write32_mb(scn->mem + BYPASS_QMI_TEMP_REGISTER, CE_data);
HIF_TRACE("Write phy address 0x%x into scratch reg %p phy add 0x%x",
CE_data, (scn->mem + BYPASS_QMI_TEMP_REGISTER), phys_addr);
hif_write32_mb(scn->mem + BYPASS_QMI_TEMP_REGISTER, target_pa);
HIF_TRACE("target va %pK target pa %pa", target_va, &target_pa);
}
#else
static inline void hif_post_static_buf_to_target(struct hif_softc *scn)