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spi: intel: Use ->replacement_op in intel_spi_hw_cycle()
This way we do not need the SPI-NOR opcode -> Intel controller opcode mapping in the function anymore. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Link: https://lore.kernel.org/r/20221025064623.22808-2-mika.westerberg@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
parent
5cd4d38867
commit
f73f6bd200
1 changed files with 23 additions and 29 deletions
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@ -352,34 +352,25 @@ static int intel_spi_opcode_index(struct intel_spi *ispi, u8 opcode, int optype)
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return 0;
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return 0;
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}
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}
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static int intel_spi_hw_cycle(struct intel_spi *ispi, u8 opcode, size_t len)
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static int intel_spi_hw_cycle(struct intel_spi *ispi,
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const struct intel_spi_mem_op *iop, size_t len)
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{
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{
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u32 val, status;
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u32 val, status;
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int ret;
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int ret;
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if (!iop->replacement_op)
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return -EINVAL;
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val = readl(ispi->base + HSFSTS_CTL);
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val = readl(ispi->base + HSFSTS_CTL);
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val &= ~(HSFSTS_CTL_FCYCLE_MASK | HSFSTS_CTL_FDBC_MASK);
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val &= ~(HSFSTS_CTL_FCYCLE_MASK | HSFSTS_CTL_FDBC_MASK);
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switch (opcode) {
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case SPINOR_OP_RDID:
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val |= HSFSTS_CTL_FCYCLE_RDID;
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break;
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case SPINOR_OP_WRSR:
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val |= HSFSTS_CTL_FCYCLE_WRSR;
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break;
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case SPINOR_OP_RDSR:
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val |= HSFSTS_CTL_FCYCLE_RDSR;
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break;
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default:
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return -EINVAL;
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}
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if (len > INTEL_SPI_FIFO_SZ)
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if (len > INTEL_SPI_FIFO_SZ)
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return -EINVAL;
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return -EINVAL;
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val |= (len - 1) << HSFSTS_CTL_FDBC_SHIFT;
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val |= (len - 1) << HSFSTS_CTL_FDBC_SHIFT;
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val |= HSFSTS_CTL_FCERR | HSFSTS_CTL_FDONE;
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val |= HSFSTS_CTL_FCERR | HSFSTS_CTL_FDONE;
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val |= HSFSTS_CTL_FGO;
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val |= HSFSTS_CTL_FGO;
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val |= iop->replacement_op;
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writel(val, ispi->base + HSFSTS_CTL);
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writel(val, ispi->base + HSFSTS_CTL);
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ret = intel_spi_wait_hw_busy(ispi);
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ret = intel_spi_wait_hw_busy(ispi);
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@ -483,7 +474,7 @@ static int intel_spi_read_reg(struct intel_spi *ispi, const struct spi_mem *mem,
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ret = intel_spi_sw_cycle(ispi, opcode, nbytes,
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ret = intel_spi_sw_cycle(ispi, opcode, nbytes,
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OPTYPE_READ_NO_ADDR);
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OPTYPE_READ_NO_ADDR);
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else
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else
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ret = intel_spi_hw_cycle(ispi, opcode, nbytes);
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ret = intel_spi_hw_cycle(ispi, iop, nbytes);
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if (ret)
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if (ret)
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return ret;
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return ret;
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@ -548,7 +539,7 @@ static int intel_spi_write_reg(struct intel_spi *ispi, const struct spi_mem *mem
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if (ispi->swseq_reg)
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if (ispi->swseq_reg)
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return intel_spi_sw_cycle(ispi, opcode, nbytes,
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return intel_spi_sw_cycle(ispi, opcode, nbytes,
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OPTYPE_WRITE_NO_ADDR);
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OPTYPE_WRITE_NO_ADDR);
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return intel_spi_hw_cycle(ispi, opcode, nbytes);
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return intel_spi_hw_cycle(ispi, iop, nbytes);
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}
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}
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static int intel_spi_read(struct intel_spi *ispi, const struct spi_mem *mem,
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static int intel_spi_read(struct intel_spi *ispi, const struct spi_mem *mem,
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@ -912,18 +903,21 @@ static const struct spi_controller_mem_ops intel_spi_mem_ops = {
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*/
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*/
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#define INTEL_SPI_GENERIC_OPS \
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#define INTEL_SPI_GENERIC_OPS \
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/* Status register operations */ \
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/* Status register operations */ \
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INTEL_SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_RDID, 1), \
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INTEL_SPI_MEM_OP_REPL(SPI_MEM_OP_CMD(SPINOR_OP_RDID, 1), \
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SPI_MEM_OP_NO_ADDR, \
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SPI_MEM_OP_NO_ADDR, \
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INTEL_SPI_OP_DATA_IN(1), \
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INTEL_SPI_OP_DATA_IN(1), \
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intel_spi_read_reg), \
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intel_spi_read_reg, \
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INTEL_SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_RDSR, 1), \
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HSFSTS_CTL_FCYCLE_RDID), \
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SPI_MEM_OP_NO_ADDR, \
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INTEL_SPI_MEM_OP_REPL(SPI_MEM_OP_CMD(SPINOR_OP_RDSR, 1), \
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INTEL_SPI_OP_DATA_IN(1), \
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SPI_MEM_OP_NO_ADDR, \
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intel_spi_read_reg), \
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INTEL_SPI_OP_DATA_IN(1), \
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INTEL_SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_WRSR, 1), \
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intel_spi_read_reg, \
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SPI_MEM_OP_NO_ADDR, \
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HSFSTS_CTL_FCYCLE_RDSR), \
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INTEL_SPI_OP_DATA_OUT(1), \
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INTEL_SPI_MEM_OP_REPL(SPI_MEM_OP_CMD(SPINOR_OP_WRSR, 1), \
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intel_spi_write_reg), \
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SPI_MEM_OP_NO_ADDR, \
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INTEL_SPI_OP_DATA_OUT(1), \
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intel_spi_write_reg, \
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HSFSTS_CTL_FCYCLE_WRSR), \
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/* Normal read */ \
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/* Normal read */ \
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INTEL_SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_READ, 1), \
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INTEL_SPI_MEM_OP(SPI_MEM_OP_CMD(SPINOR_OP_READ, 1), \
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INTEL_SPI_OP_ADDR(3), \
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INTEL_SPI_OP_ADDR(3), \
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