diff options
Diffstat (limited to 'drivers/net/ipa/ipa_mem.c')
| -rw-r--r-- | drivers/net/ipa/ipa_mem.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/drivers/net/ipa/ipa_mem.c b/drivers/net/ipa/ipa_mem.c index 4337b0920d3d..f84c6830495a 100644 --- a/drivers/net/ipa/ipa_mem.c +++ b/drivers/net/ipa/ipa_mem.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. - * Copyright (C) 2019-2021 Linaro Ltd. + * Copyright (C) 2019-2022 Linaro Ltd. */ #include <linux/types.h> @@ -75,6 +75,7 @@ ipa_mem_zero_region_add(struct gsi_trans *trans, enum ipa_mem_id mem_id) int ipa_mem_setup(struct ipa *ipa) { dma_addr_t addr = ipa->zero_addr; + const struct ipa_reg *reg; const struct ipa_mem *mem; struct gsi_trans *trans; u32 offset; @@ -112,8 +113,10 @@ int ipa_mem_setup(struct ipa *ipa) /* Tell the hardware where the processing context area is located */ mem = ipa_mem_find(ipa, IPA_MEM_MODEM_PROC_CTX); offset = ipa->mem_offset + mem->offset; - val = proc_cntxt_base_addr_encoded(ipa->version, offset); - iowrite32(val, ipa->reg_virt + IPA_REG_LOCAL_PKT_PROC_CNTXT_OFFSET); + + reg = ipa_reg(ipa, LOCAL_PKT_PROC_CNTXT); + val = ipa_reg_encode(reg, IPA_BASE_ADDR, offset); + iowrite32(val, ipa->reg_virt + ipa_reg_offset(reg)); return 0; } @@ -266,9 +269,7 @@ static bool ipa_mem_valid(struct ipa *ipa, const struct ipa_mem_data *mem_data) } /* Now see if any required regions are not defined */ - for (mem_id = find_first_zero_bit(regions, IPA_MEM_COUNT); - mem_id < IPA_MEM_COUNT; - mem_id = find_next_zero_bit(regions, IPA_MEM_COUNT, mem_id + 1)) { + for_each_clear_bit(mem_id, regions, IPA_MEM_COUNT) { if (ipa_mem_id_required(ipa, mem_id)) dev_err(dev, "required memory region %u missing\n", mem_id); @@ -308,6 +309,7 @@ static bool ipa_mem_size_valid(struct ipa *ipa) int ipa_mem_config(struct ipa *ipa) { struct device *dev = &ipa->pdev->dev; + const struct ipa_reg *reg; const struct ipa_mem *mem; dma_addr_t addr; u32 mem_size; @@ -316,12 +318,14 @@ int ipa_mem_config(struct ipa *ipa) u32 i; /* Check the advertised location and size of the shared memory area */ - val = ioread32(ipa->reg_virt + IPA_REG_SHARED_MEM_SIZE_OFFSET); + reg = ipa_reg(ipa, SHARED_MEM_SIZE); + val = ioread32(ipa->reg_virt + ipa_reg_offset(reg)); /* The fields in the register are in 8 byte units */ - ipa->mem_offset = 8 * u32_get_bits(val, SHARED_MEM_BADDR_FMASK); + ipa->mem_offset = 8 * ipa_reg_decode(reg, MEM_BADDR, val); + /* Make sure the end is within the region's mapped space */ - mem_size = 8 * u32_get_bits(val, SHARED_MEM_SIZE_FMASK); + mem_size = 8 * ipa_reg_decode(reg, MEM_SIZE, val); /* If the sizes don't match, issue a warning */ if (ipa->mem_offset + mem_size < ipa->mem_size) { @@ -570,7 +574,7 @@ static int ipa_smem_init(struct ipa *ipa, u32 item, size_t size) } /* Align the address down and the size up to a page boundary */ - addr = qcom_smem_virt_to_phys(virt) & PAGE_MASK; + addr = qcom_smem_virt_to_phys(virt); phys = addr & PAGE_MASK; size = PAGE_ALIGN(size + addr - phys); iova = phys; /* We just want a direct mapping */ |