shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-07 11:26:02 +09:00
Code Issues Packages Projects Releases Wiki Activity

drivers: rkflash: Support read retry for spinand read ECC fail

Browse Source 
Change-Id: I498bc8a133a709ac66c3aeeb1cdd5a5ef2e0b466
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2022-09-27 21:03:56 +08:00
committed by Tao Huang
parent a0c3349037
commit 181dca2e09
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/rkflash/sfc_nand.c
View File

@@ -881,7 +881,9 @@ u32 sfc_nand_read_page(u8 cs, u32 addr, u32 *p_data, u32 *p_spare)
u32 sec_per_page = p_nand_info->sec_per_page;
u32 data_size = sec_per_page * SFC_NAND_SECTOR_SIZE;
struct nand_mega_area *meta = &p_nand_info->meta;
int retries = 0;
retry:
ret = sfc_nand_read_page_raw(cs, addr, gp_page_buf);
memcpy(p_data, gp_page_buf, data_size);
p_spare[0] = gp_page_buf[(data_size + meta->off0) / 4];
@@ -903,6 +905,10 @@ u32 sfc_nand_read_page(u8 cs, u32 addr, u32 *p_data, u32 *p_spare)
if (p_spare)
rkflash_print_hex("spare:", p_spare, 4, 2);
if (ret == SFC_NAND_ECC_ERROR && retries < 1) {
retries++;
goto retry;
}
}
return ret;