From 19951bbf57da87093f7bde25bad41571fbdaf4d9 Mon Sep 17 00:00:00 2001 From: Yangbo Lu Date: Fri, 22 Sep 2017 15:57:12 +0800 Subject: layerscape: drop linux 4.4 support This patch is to drop linux 4.4 for layerscape. Signed-off-by: Yangbo Lu --- ...94-mtd-spi-nor-stop-passing-around-retlen.patch | 215 --------------------- 1 file changed, 215 deletions(-) delete mode 100644 target/linux/layerscape/patches-4.4/1094-mtd-spi-nor-stop-passing-around-retlen.patch (limited to 'target/linux/layerscape/patches-4.4/1094-mtd-spi-nor-stop-passing-around-retlen.patch') diff --git a/target/linux/layerscape/patches-4.4/1094-mtd-spi-nor-stop-passing-around-retlen.patch b/target/linux/layerscape/patches-4.4/1094-mtd-spi-nor-stop-passing-around-retlen.patch deleted file mode 100644 index f72bc2c820..0000000000 --- a/target/linux/layerscape/patches-4.4/1094-mtd-spi-nor-stop-passing-around-retlen.patch +++ /dev/null @@ -1,215 +0,0 @@ -From a99477d72b500b48cb3614aad0ce096fe4e3f437 Mon Sep 17 00:00:00 2001 -From: Michal Suchanek -Date: Wed, 2 Dec 2015 10:38:20 +0000 -Subject: [PATCH 094/113] mtd: spi-nor: stop passing around retlen - -[context adjustment] -not apply changes of drivers/mtd/devices/m25p80.c -################# -@@ -74,7 +74,7 @@ static int m25p80_write_reg(struct spi_nor *nor, u8 opcode, u8 *buf, int len) - } - - static ssize_t m25p80_write(struct spi_nor *nor, loff_t to, size_t len, -- size_t *retlen, const u_char *buf) -+ const u_char *buf) - { - struct m25p *flash = nor->priv; - struct spi_device *spi = flash->spi; -@@ -106,7 +106,6 @@ static ssize_t m25p80_write(struct spi_nor *nor, loff_t to, size_t len, - ret = m.actual_length - cmd_sz; - if (ret < 0) - return -EIO; -- *retlen += ret; - return ret; - } - -@@ -127,7 +126,7 @@ static inline unsigned int m25p80_rx_nbits(struct spi_nor *nor) - * may be any size provided it is within the physical boundaries. - */ - static ssize_t m25p80_read(struct spi_nor *nor, loff_t from, size_t len, -- size_t *retlen, u_char *buf) -+ u_char *buf) - { - struct m25p *flash = nor->priv; - struct spi_device *spi = flash->spi; -@@ -161,7 +160,6 @@ static ssize_t m25p80_read(struct spi_nor *nor, loff_t from, size_t len, - ret = m.actual_length - m25p_cmdsz(nor) - dummy; - if (ret < 0) - return -EIO; -- *retlen += ret; - return ret; - } - -################# - -Do not pass retlen to hardware driver read/write functions. Update it in -spi-nor generic driver instead. - -Signed-off-by: Michal Suchanek -Signed-off-by: Hou Zhiqiang -Integrated-by: Jiang Yutang ---- - drivers/mtd/spi-nor/fsl-quadspi.c | 16 ++++++---------- - drivers/mtd/spi-nor/spi-nor.c | 21 +++++++++++++-------- - include/linux/mtd/spi-nor.h | 4 ++-- - 3 files changed, 21 insertions(+), 20 deletions(-) - ---- a/drivers/mtd/spi-nor/fsl-quadspi.c -+++ b/drivers/mtd/spi-nor/fsl-quadspi.c -@@ -620,7 +620,7 @@ static inline void fsl_qspi_invalid(stru - - static ssize_t fsl_qspi_nor_write(struct fsl_qspi *q, struct spi_nor *nor, - u8 opcode, unsigned int to, u32 *txbuf, -- unsigned count, size_t *retlen) -+ unsigned count) - { - int ret, i, j; - u32 tmp; -@@ -647,11 +647,8 @@ static ssize_t fsl_qspi_nor_write(struct - /* Trigger it */ - ret = fsl_qspi_runcmd(q, opcode, to, count); - -- if (ret == 0) { -- if (retlen) -- *retlen += count; -+ if (ret == 0) - return count; -- } - - return ret; - } -@@ -862,7 +859,7 @@ static int fsl_qspi_write_reg(struct spi - - } else if (len > 0) { - ret = fsl_qspi_nor_write(q, nor, opcode, 0, -- (u32 *)buf, len, NULL); -+ (u32 *)buf, len); - if (ret > 0) - return 0; - } else { -@@ -874,12 +871,11 @@ static int fsl_qspi_write_reg(struct spi - } - - static ssize_t fsl_qspi_write(struct spi_nor *nor, loff_t to, -- size_t len, size_t *retlen, const u_char *buf) -+ size_t len, const u_char *buf) - { - struct fsl_qspi *q = nor->priv; -- - ssize_t ret = fsl_qspi_nor_write(q, nor, nor->program_opcode, to, -- (u32 *)buf, len, retlen); -+ (u32 *)buf, len); - - /* invalid the data in the AHB buffer. */ - fsl_qspi_invalid(q); -@@ -887,7 +883,7 @@ static ssize_t fsl_qspi_write(struct spi - } - - static ssize_t fsl_qspi_read(struct spi_nor *nor, loff_t from, -- size_t len, size_t *retlen, u_char *buf) -+ size_t len, u_char *buf) - { - struct fsl_qspi *q = nor->priv; - u8 cmd = nor->read_opcode; ---- a/drivers/mtd/spi-nor/spi-nor.c -+++ b/drivers/mtd/spi-nor/spi-nor.c -@@ -921,12 +921,13 @@ static int spi_nor_read(struct mtd_info - if (ret) - return ret; - -- ret = nor->read(nor, from, len, retlen, buf); -+ ret = nor->read(nor, from, len, buf); - - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_READ); - if (ret < 0) - return ret; - -+ *retlen += ret; - return 0; - } - -@@ -953,7 +954,7 @@ static int sst_write(struct mtd_info *mt - nor->program_opcode = SPINOR_OP_BP; - - /* write one byte. */ -- ret = nor->write(nor, to, 1, retlen, buf); -+ ret = nor->write(nor, to, 1, buf); - if (ret < 0) - goto sst_write_err; - WARN(ret != 1, "While writing 1 byte written %i bytes\n", -@@ -969,7 +970,7 @@ static int sst_write(struct mtd_info *mt - nor->program_opcode = SPINOR_OP_AAI_WP; - - /* write two bytes. */ -- ret = nor->write(nor, to, 2, retlen, buf + actual); -+ ret = nor->write(nor, to, 2, buf + actual); - if (ret < 0) - goto sst_write_err; - WARN(ret != 2, "While writing 2 bytes written %i bytes\n", -@@ -992,7 +993,7 @@ static int sst_write(struct mtd_info *mt - write_enable(nor); - - nor->program_opcode = SPINOR_OP_BP; -- ret = nor->write(nor, to, 1, retlen, buf + actual); -+ ret = nor->write(nor, to, 1, buf + actual); - if (ret < 0) - goto sst_write_err; - WARN(ret != 1, "While writing 1 byte written %i bytes\n", -@@ -1001,8 +1002,10 @@ static int sst_write(struct mtd_info *mt - if (ret) - goto sst_write_err; - write_disable(nor); -+ actual += 1; - } - sst_write_err: -+ *retlen += actual; - spi_nor_unlock_and_unprep(nor, SPI_NOR_OPS_WRITE); - return ret; - } -@@ -1031,15 +1034,17 @@ static int spi_nor_write(struct mtd_info - - /* do all the bytes fit onto one page? */ - if (page_offset + len <= nor->page_size) { -- ret = nor->write(nor, to, len, retlen, buf); -+ ret = nor->write(nor, to, len, buf); - if (ret < 0) - goto write_err; -+ *retlen += ret; - } else { - /* the size of data remaining on the first page */ - page_size = nor->page_size - page_offset; -- ret = nor->write(nor, to, page_size, retlen, buf); -+ ret = nor->write(nor, to, page_size, buf); - if (ret < 0) - goto write_err; -+ *retlen += ret; - - /* write everything in nor->page_size chunks */ - for (i = ret; i < len; ) { -@@ -1053,10 +1058,10 @@ static int spi_nor_write(struct mtd_info - - write_enable(nor); - -- ret = nor->write(nor, to + i, page_size, retlen, -- buf + i); -+ ret = nor->write(nor, to + i, page_size, buf + i); - if (ret < 0) - goto write_err; -+ *retlen += ret; - i += ret; - } - } ---- a/include/linux/mtd/spi-nor.h -+++ b/include/linux/mtd/spi-nor.h -@@ -171,9 +171,9 @@ struct spi_nor { - int (*write_reg)(struct spi_nor *nor, u8 opcode, u8 *buf, int len); - - ssize_t (*read)(struct spi_nor *nor, loff_t from, -- size_t len, size_t *retlen, u_char *read_buf); -+ size_t len, u_char *read_buf); - ssize_t (*write)(struct spi_nor *nor, loff_t to, -- size_t len, size_t *retlen, const u_char *write_buf); -+ size_t len, const u_char *write_buf); - int (*erase)(struct spi_nor *nor, loff_t offs); - - int (*flash_lock)(struct spi_nor *nor, loff_t ofs, uint64_t len); -- cgit v1.2.3