TO: Shunli Ai <[email protected]>
CC: Gerrit Code Review <[email protected]>
tree: git://git.kernel.org/pub/scm/linux/kernel/git/baohua/linux sirf-devel
head: fb4253381dc016e97170653668510ab4bf9e51f8
commit: fee358acd8570cb1c435f7b41ae023eac6e0aa6e [2041/2085] MTD:sirf add
CSRatlas7 QSPI controller driver for NOR flash
:::::: branch date: 27 hours ago
:::::: commit date: 2 weeks ago
drivers/mtd/devices/atlas7-qspi.c:822 atlas7_qspi_nor_search_dummy() warn:
impossible condition '(dummy < 0) => (0-255 < 0)'
drivers/mtd/devices/atlas7-qspi.c:1072 atlas7_qspi_setup_controller() warn:
unsigned 'regval' is never less than zero.
git remote add baohua git://git.kernel.org/pub/scm/linux/kernel/git/baohua/linux
git remote update baohua
git checkout fee358acd8570cb1c435f7b41ae023eac6e0aa6e
vim +822 drivers/mtd/devices/atlas7-qspi.c
fee358ac Shunli Ai 2014-09-24 806 config =
atlas7_qspi_nor_search_config(read_opcode,
fee358ac Shunli Ai 2014-09-24 807
n25q_read_3B_configs);
fee358ac Shunli Ai 2014-09-24 808 if (NULL == config)
fee358ac Shunli Ai 2014-09-24 809 return -EINVAL;
fee358ac Shunli Ai 2014-09-24 810
fee358ac Shunli Ai 2014-09-24 811 return config->dummy_cycles;
fee358ac Shunli Ai 2014-09-24 812 }
fee358ac Shunli Ai 2014-09-24 813
fee358ac Shunli Ai 2014-09-24 814 static u8
fee358ac Shunli Ai 2014-09-24 815 atlas7_qspi_nor_search_dummy(u32 jedec_id,
u64 size, u32 read_opcode)
fee358ac Shunli Ai 2014-09-24 816 {
fee358ac Shunli Ai 2014-09-24 817 u8 dummy = 8;
fee358ac Shunli Ai 2014-09-24 818
fee358ac Shunli Ai 2014-09-24 819 switch (ATLAS7_JEDEC_MFR(jedec_id)) {
fee358ac Shunli Ai 2014-09-24 820 case CFI_MFR_ST:
fee358ac Shunli Ai 2014-09-24 821 dummy =
atlas7_qspi_micron_search_dummy(size, read_opcode);
fee358ac Shunli Ai 2014-09-24 @822 if (dummy < 0)
fee358ac Shunli Ai 2014-09-24 823 return 8;
fee358ac Shunli Ai 2014-09-24 824 return dummy;
fee358ac Shunli Ai 2014-09-24 825 default:
fee358ac Shunli Ai 2014-09-24 826 return 8;
fee358ac Shunli Ai 2014-09-24 827 }
fee358ac Shunli Ai 2014-09-24 828 }
fee358ac Shunli Ai 2014-09-24 829
fee358ac Shunli Ai 2014-09-24 830 static int
---
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