diff options
| author | Jon Lin <jon.lin@rock-chips.com> | 2019-03-12 15:25:41 +0800 |
|---|---|---|
| committer | Tao Huang <huangtao@rock-chips.com> | 2019-03-20 18:48:57 +0800 |
| commit | 0f2800842e71bee4999377d3010ed296ac3c1fd4 (patch) | |
| tree | 30609a328dfad288a4fdc42635fc738632913af6 | |
| parent | 6c10c70bb972b2f6e70af31335db3c819694197a (diff) | |
drivers: rkflash: use physical continuous memory for flash stress test
otherwise cache flush will cause test fail
Change-Id: I6d4a4be405998bfe68eac0004b5fee407ed62a70
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
| -rw-r--r-- | drivers/rkflash/flash.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/rkflash/flash.c b/drivers/rkflash/flash.c index 9f674069861d..40625cd84e85 100644 --- a/drivers/rkflash/flash.c +++ b/drivers/rkflash/flash.c @@ -4,6 +4,7 @@ #include <linux/delay.h> #include <linux/kernel.h> +#include <linux/slab.h> #include "flash.h" #include "flash_com.h" @@ -315,8 +316,8 @@ static s32 get_bad_blk_list(u16 *table, u32 die) #define FLASH_SPARE_SIZE 8 static u16 bad_blk_list[1024]; -static u32 pwrite[FLASH_PAGE_SIZE / 4]; -static u32 pread[FLASH_PAGE_SIZE / 4]; +static u32 *pwrite; +static u32 *pread; static u32 pspare_write[FLASH_SPARE_SIZE / 4]; static u32 pspare_read[FLASH_SPARE_SIZE / 4]; static u32 bad_blk_num; @@ -330,6 +331,9 @@ static void flash_test(void) u32 blk_addr = 64; u32 is_bad_blk = 0; + pwrite = kzalloc(FLASH_PAGE_SIZE, GFP_KERNEL | GFP_DMA); + pread = kzalloc(FLASH_PAGE_SIZE, GFP_KERNEL | GFP_DMA); + PRINT_NANDC_E("%s\n", __func__); bad_blk_num = 0; bad_page_num = 0; @@ -375,8 +379,12 @@ static void flash_test(void) PRINT_NANDC_E("ERR:page %x, ret= %x\n", page_addr, ret); - PRINT_NANDC_HEX("data:", pread, 4, 8); - PRINT_NANDC_HEX("spare:", pspare_read, 4, 2); + PRINT_NANDC_HEX("w data:", pwrite, 4, 512); + PRINT_NANDC_HEX("w spare:", pspare_write, 4, 4); + PRINT_NANDC_HEX("r data:", pread, 4, 512); + PRINT_NANDC_HEX("r spare:", pspare_read, 4, 5); + while (1) + ; } } flash_erase_block(0, blk * blk_addr); @@ -387,6 +395,8 @@ static void flash_test(void) bad_blk_num, bad_page_num); PRINT_NANDC_E("Flash Test Finish!!!\n"); + kfree(pwrite); + kfree(pread); while (1) ; } |