diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/core.c | 1 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/qmi.c | 24 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/qmi.h | 2 |
3 files changed, 23 insertions, 4 deletions
diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index 26f7bdd1241a..1e98ff9ff288 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -1777,7 +1777,6 @@ static void ath11k_core_reset(struct work_struct *work) ATH11K_RECOVER_START_TIMEOUT_HZ); ath11k_hif_power_down(ab); - ath11k_qmi_free_resource(ab); ath11k_hif_power_up(ab); ath11k_dbg(ab, ATH11K_DBG_BOOT, "reset started\n"); diff --git a/drivers/net/wireless/ath/ath11k/qmi.c b/drivers/net/wireless/ath/ath11k/qmi.c index d1e945074bc1..61ead37a944a 100644 --- a/drivers/net/wireless/ath/ath11k/qmi.c +++ b/drivers/net/wireless/ath/ath11k/qmi.c @@ -1970,6 +1970,21 @@ static int ath11k_qmi_alloc_target_mem_chunk(struct ath11k_base *ab) for (i = 0; i < ab->qmi.mem_seg_count; i++) { chunk = &ab->qmi.target_mem[i]; + + /* Firmware reloads in coldboot/firmware recovery. + * in such case, no need to allocate memory for FW again. + */ + if (chunk->vaddr) { + if (chunk->prev_type == chunk->type || + chunk->prev_size == chunk->size) + continue; + + /* cannot reuse the existing chunk */ + dma_free_coherent(ab->dev, chunk->size, + chunk->vaddr, chunk->paddr); + chunk->vaddr = NULL; + } + chunk->vaddr = dma_alloc_coherent(ab->dev, chunk->size, &chunk->paddr, @@ -1990,6 +2005,8 @@ static int ath11k_qmi_alloc_target_mem_chunk(struct ath11k_base *ab) chunk->type); return -EINVAL; } + chunk->prev_type = chunk->type; + chunk->prev_size = chunk->size; } return 0; @@ -2466,9 +2483,6 @@ static int ath11k_qmi_m3_load(struct ath11k_base *ab) char path[100]; int ret; - if (m3_mem->vaddr || m3_mem->size) - return 0; - fw = ath11k_core_firmware_request(ab, ATH11K_M3_FILE); if (IS_ERR(fw)) { ret = PTR_ERR(fw); @@ -2478,6 +2492,9 @@ static int ath11k_qmi_m3_load(struct ath11k_base *ab) return ret; } + if (m3_mem->vaddr || m3_mem->size) + goto skip_m3_alloc; + m3_mem->vaddr = dma_alloc_coherent(ab->dev, fw->size, &m3_mem->paddr, GFP_KERNEL); @@ -2488,6 +2505,7 @@ static int ath11k_qmi_m3_load(struct ath11k_base *ab) return -ENOMEM; } +skip_m3_alloc: memcpy(m3_mem->vaddr, fw->data, fw->size); m3_mem->size = fw->size; release_firmware(fw); diff --git a/drivers/net/wireless/ath/ath11k/qmi.h b/drivers/net/wireless/ath/ath11k/qmi.h index c24e6995cca3..c83cf822be81 100644 --- a/drivers/net/wireless/ath/ath11k/qmi.h +++ b/drivers/net/wireless/ath/ath11k/qmi.h @@ -97,6 +97,8 @@ struct ath11k_qmi_event_msg { struct target_mem_chunk { u32 size; u32 type; + u32 prev_size; + u32 prev_type; dma_addr_t paddr; u32 *vaddr; void __iomem *iaddr; |