[PATCH v2 1/3] spi: spi-qpic-snand: move command mapping helper
Md Sadre Alam <[email protected]>
| Newsgroups | org.kernel.vger.linux-spi,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
Move qcom_spi_cmd_mapping() above qcom_spi_read_page() so it can be used by read path changes added in a subsequent patch. No functional change. Signed-off-by: Md Sadre Alam <[email protected]> --- drivers/spi/spi-qpic-snand.c | 96 ++++++++++++++++++++++---------------------- 1 file changed, 48 insertions(+), 48 deletions(-) diff --git a/drivers/spi/spi-qpic-snand.c b/drivers/spi/spi-qpic-snand.c index 1e2fc875cd66..db105b3fd601 100644 --- a/drivers/spi/spi-qpic-snand.c +++ b/drivers/spi/spi-qpic-snand.c @@ -1004,6 +1004,54 @@ static int qcom_spi_read_page_oob(struct qcom_nand_controller *snandc, return qcom_spi_check_error(snandc); } +static int qcom_spi_cmd_mapping(struct qcom_nand_controller *snandc, u32 opcode, u32 *cmd) +{ + switch (opcode) { + case SPINAND_RESET: + *cmd = (SPI_WP | SPI_HOLD | SPI_TRANSFER_MODE_x1 | OP_RESET_DEVICE); + break; + case SPINAND_READID: + *cmd = (SPI_WP | SPI_HOLD | SPI_TRANSFER_MODE_x1 | OP_FETCH_ID); + break; + case SPINAND_GET_FEATURE: + *cmd = (SPI_TRANSFER_MODE_x1 | SPI_WP | SPI_HOLD | ACC_FEATURE); + break; + case SPINAND_SET_FEATURE: + *cmd = (SPI_TRANSFER_MODE_x1 | SPI_WP | SPI_HOLD | ACC_FEATURE | + QPIC_SET_FEATURE); + break; + case SPINAND_READ: + if (snandc->qspi->raw_rw) { + *cmd = (PAGE_ACC | LAST_PAGE | SPI_TRANSFER_MODE_x1 | + SPI_WP | SPI_HOLD | OP_PAGE_READ); + } else { + *cmd = (PAGE_ACC | LAST_PAGE | SPI_TRANSFER_MODE_x1 | + SPI_WP | SPI_HOLD | OP_PAGE_READ_WITH_ECC); + } + + break; + case SPINAND_ERASE: + *cmd = OP_BLOCK_ERASE | PAGE_ACC | LAST_PAGE | SPI_WP | + SPI_HOLD | SPI_TRANSFER_MODE_x1; + break; + case SPINAND_WRITE_EN: + *cmd = SPINAND_WRITE_EN; + break; + case SPINAND_PROGRAM_EXECUTE: + *cmd = (PAGE_ACC | LAST_PAGE | SPI_TRANSFER_MODE_x1 | + SPI_WP | SPI_HOLD | OP_PROGRAM_PAGE); + break; + case SPINAND_PROGRAM_LOAD: + *cmd = SPINAND_PROGRAM_LOAD; + break; + default: + dev_err(snandc->dev, "Opcode not supported: %u\n", opcode); + return -EOPNOTSUPP; + } + + return 0; +} + static int qcom_spi_read_page(struct qcom_nand_controller *snandc, const struct spi_mem_op *op) { @@ -1268,54 +1316,6 @@ static int qcom_spi_program_execute(struct qcom_nand_controller *snandc, return 0; } -static int qcom_spi_cmd_mapping(struct qcom_nand_controller *snandc, u32 opcode, u32 *cmd) -{ - switch (opcode) { - case SPINAND_RESET: - *cmd = (SPI_WP | SPI_HOLD | SPI_TRANSFER_MODE_x1 | OP_RESET_DEVICE); - break; - case SPINAND_READID: - *cmd = (SPI_WP | SPI_HOLD | SPI_TRANSFER_MODE_x1 | OP_FETCH_ID); - break; - case SPINAND_GET_FEATURE: - *cmd = (SPI_TRANSFER_MODE_x1 | SPI_WP | SPI_HOLD | ACC_FEATURE); - break; - case SPINAND_SET_FEATURE: - *cmd = (SPI_TRANSFER_MODE_x1 | SPI_WP | SPI_HOLD | ACC_FEATURE | - QPIC_SET_FEATURE); - break; - case SPINAND_READ: - if (snandc->qspi->raw_rw) { - *cmd = (PAGE_ACC | LAST_PAGE | SPI_TRANSFER_MODE_x1 | - SPI_WP | SPI_HOLD | OP_PAGE_READ); - } else { - *cmd = (PAGE_ACC | LAST_PAGE | SPI_TRANSFER_MODE_x1 | - SPI_WP | SPI_HOLD | OP_PAGE_READ_WITH_ECC); - } - - break; - case SPINAND_ERASE: - *cmd = OP_BLOCK_ERASE | PAGE_ACC | LAST_PAGE | SPI_WP | - SPI_HOLD | SPI_TRANSFER_MODE_x1; - break; - case SPINAND_WRITE_EN: - *cmd = SPINAND_WRITE_EN; - break; - case SPINAND_PROGRAM_EXECUTE: - *cmd = (PAGE_ACC | LAST_PAGE | SPI_TRANSFER_MODE_x1 | - SPI_WP | SPI_HOLD | OP_PROGRAM_PAGE); - break; - case SPINAND_PROGRAM_LOAD: - *cmd = SPINAND_PROGRAM_LOAD; - break; - default: - dev_err(snandc->dev, "Opcode not supported: %u\n", opcode); - return -EOPNOTSUPP; - } - - return 0; -} - static int qcom_spi_write_page(struct qcom_nand_controller *snandc, const struct spi_mem_op *op) { -- 2.34.1