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soc: rockchip: sdmmc_vendor_storage: fix the issue of inaccurate calculation of free size

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When the amount of data written increases, more space is allocated,
but when the amount of data written decreases, the allocated space
is reclaimed without updating the value of free_size.

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Change-Id: Iecf2af482c1e8af35b9fa3227bcbb597d75f770d
This commit is contained in:
Yifeng Zhao
2024-06-22 10:07:29 +08:00
committed by Tao Huang
parent f4fdb8d83f
commit 63d2f83cdc
1 changed files with 2 additions and 2 deletions
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4
drivers/soc/rockchip/sdmmc_vendor_storage.c
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@@ -85,6 +85,7 @@ static int emmc_vendor_storage_init(void)
EMMC_VENDOR_PART_SIZE * max_index,
EMMC_VENDOR_PART_SIZE, 0))
goto error_exit;
g_vendor->free_size = sizeof(g_vendor->data) - g_vendor->free_offset;
} else {
memset((void *)g_vendor, 0, sizeof(*g_vendor));
g_vendor->version = 1;
@@ -160,8 +161,7 @@ static int emmc_vendor_write(u32 id, void *pbuf, u32 size)
item->size = size;
memcpy(&p_data[item->offset], pbuf, size);
g_vendor->free_offset = offset + align_size;
g_vendor->free_size -= (align_size -
alloc_size);
g_vendor->free_size = sizeof(g_vendor->data) - g_vendor->free_offset;
} else {
memcpy(&p_data[item->offset],
pbuf,