diff options
author | Yang Yingliang <yangyingliang@huawei.com> | 2023-08-23 06:29:52 +0300 |
---|---|---|
committer | Mark Brown <broonie@kernel.org> | 2023-09-11 03:31:37 +0300 |
commit | cae1578847e60a5cfb4ff881a1670c4b008ce37d (patch) | |
tree | b206c23705fb852b283decf10160e2ad1f5635e0 | |
parent | d6503d1192491bb9d38916b70f87e77ce93c3bb6 (diff) | |
download | linux-cae1578847e60a5cfb4ff881a1670c4b008ce37d.tar.xz |
spi: mt65xx: switch to use modern name
Change legacy name master to modern name host or controller.
No functional changed.
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20230823033003.3407403-11-yangyingliang@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r-- | drivers/spi/spi-mt65xx.c | 190 |
1 files changed, 95 insertions, 95 deletions
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c index 0757985947dd..8d5d170d49cc 100644 --- a/drivers/spi/spi-mt65xx.c +++ b/drivers/spi/spi-mt65xx.c @@ -135,7 +135,7 @@ struct mtk_spi_compatible { * @pad_num: Number of pad_sel entries * @pad_sel: Groups of pins to select * @parent_clk: Parent of sel_clk - * @sel_clk: SPI master mux clock + * @sel_clk: SPI host mux clock * @spi_clk: Peripheral clock * @spi_hclk: AHB bus clock * @cur_transfer: Currently processed SPI transfer @@ -282,7 +282,7 @@ static void mtk_spi_reset(struct mtk_spi *mdata) static int mtk_spi_set_hw_cs_timing(struct spi_device *spi) { - struct mtk_spi *mdata = spi_master_get_devdata(spi->master); + struct mtk_spi *mdata = spi_controller_get_devdata(spi->controller); struct spi_delay *cs_setup = &spi->cs_setup; struct spi_delay *cs_hold = &spi->cs_hold; struct spi_delay *cs_inactive = &spi->cs_inactive; @@ -347,13 +347,13 @@ static int mtk_spi_set_hw_cs_timing(struct spi_device *spi) return 0; } -static int mtk_spi_hw_init(struct spi_master *master, +static int mtk_spi_hw_init(struct spi_controller *host, struct spi_device *spi) { u16 cpha, cpol; u32 reg_val; struct mtk_chip_config *chip_config = spi->controller_data; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); cpha = spi->mode & SPI_CPHA ? 1 : 0; cpol = spi->mode & SPI_CPOL ? 1 : 0; @@ -452,16 +452,16 @@ static int mtk_spi_hw_init(struct spi_master *master, return 0; } -static int mtk_spi_prepare_message(struct spi_master *master, +static int mtk_spi_prepare_message(struct spi_controller *host, struct spi_message *msg) { - return mtk_spi_hw_init(master, msg->spi); + return mtk_spi_hw_init(host, msg->spi); } static void mtk_spi_set_cs(struct spi_device *spi, bool enable) { u32 reg_val; - struct mtk_spi *mdata = spi_master_get_devdata(spi->master); + struct mtk_spi *mdata = spi_controller_get_devdata(spi->controller); if (spi->mode & SPI_CS_HIGH) enable = !enable; @@ -478,11 +478,11 @@ static void mtk_spi_set_cs(struct spi_device *spi, bool enable) } } -static void mtk_spi_prepare_transfer(struct spi_master *master, +static void mtk_spi_prepare_transfer(struct spi_controller *host, u32 speed_hz) { u32 div, sck_time, reg_val; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); if (speed_hz < mdata->spi_clk_hz / 2) div = DIV_ROUND_UP(mdata->spi_clk_hz, speed_hz); @@ -511,10 +511,10 @@ static void mtk_spi_prepare_transfer(struct spi_master *master, } } -static void mtk_spi_setup_packet(struct spi_master *master) +static void mtk_spi_setup_packet(struct spi_controller *host) { u32 packet_size, packet_loop, reg_val; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); if (mdata->dev_comp->ipm_design) packet_size = min_t(u32, @@ -538,10 +538,10 @@ static void mtk_spi_setup_packet(struct spi_master *master) writel(reg_val, mdata->base + SPI_CFG1_REG); } -static void mtk_spi_enable_transfer(struct spi_master *master) +static void mtk_spi_enable_transfer(struct spi_controller *host) { u32 cmd; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); cmd = readl(mdata->base + SPI_CMD_REG); if (mdata->state == MTK_SPI_IDLE) @@ -566,10 +566,10 @@ static int mtk_spi_get_mult_delta(struct mtk_spi *mdata, u32 xfer_len) return mult_delta; } -static void mtk_spi_update_mdata_len(struct spi_master *master) +static void mtk_spi_update_mdata_len(struct spi_controller *host) { int mult_delta; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); if (mdata->tx_sgl_len && mdata->rx_sgl_len) { if (mdata->tx_sgl_len > mdata->rx_sgl_len) { @@ -594,10 +594,10 @@ static void mtk_spi_update_mdata_len(struct spi_master *master) } } -static void mtk_spi_setup_dma_addr(struct spi_master *master, +static void mtk_spi_setup_dma_addr(struct spi_controller *host, struct spi_transfer *xfer) { - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); if (mdata->tx_sgl) { writel((u32)(xfer->tx_dma & MTK_SPI_32BITS_MASK), @@ -620,19 +620,19 @@ static void mtk_spi_setup_dma_addr(struct spi_master *master, } } -static int mtk_spi_fifo_transfer(struct spi_master *master, +static int mtk_spi_fifo_transfer(struct spi_controller *host, struct spi_device *spi, struct spi_transfer *xfer) { int cnt, remainder; u32 reg_val; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); mdata->cur_transfer = xfer; mdata->xfer_len = min(MTK_SPI_MAX_FIFO_SIZE, xfer->len); mdata->num_xfered = 0; - mtk_spi_prepare_transfer(master, xfer->speed_hz); - mtk_spi_setup_packet(master); + mtk_spi_prepare_transfer(host, xfer->speed_hz); + mtk_spi_setup_packet(host); if (xfer->tx_buf) { cnt = xfer->len / 4; @@ -645,17 +645,17 @@ static int mtk_spi_fifo_transfer(struct spi_master *master, } } - mtk_spi_enable_transfer(master); + mtk_spi_enable_transfer(host); return 1; } -static int mtk_spi_dma_transfer(struct spi_master *master, +static int mtk_spi_dma_transfer(struct spi_controller *host, struct spi_device *spi, struct spi_transfer *xfer) { int cmd; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); mdata->tx_sgl = NULL; mdata->rx_sgl = NULL; @@ -664,7 +664,7 @@ static int mtk_spi_dma_transfer(struct spi_master *master, mdata->cur_transfer = xfer; mdata->num_xfered = 0; - mtk_spi_prepare_transfer(master, xfer->speed_hz); + mtk_spi_prepare_transfer(host, xfer->speed_hz); cmd = readl(mdata->base + SPI_CMD_REG); if (xfer->tx_buf) @@ -687,19 +687,19 @@ static int mtk_spi_dma_transfer(struct spi_master *master, mdata->rx_sgl_len = sg_dma_len(mdata->rx_sgl); } - mtk_spi_update_mdata_len(master); - mtk_spi_setup_packet(master); - mtk_spi_setup_dma_addr(master, xfer); - mtk_spi_enable_transfer(master); + mtk_spi_update_mdata_len(host); + mtk_spi_setup_packet(host); + mtk_spi_setup_dma_addr(host, xfer); + mtk_spi_enable_transfer(host); return 1; } -static int mtk_spi_transfer_one(struct spi_master *master, +static int mtk_spi_transfer_one(struct spi_controller *host, struct spi_device *spi, struct spi_transfer *xfer) { - struct mtk_spi *mdata = spi_master_get_devdata(spi->master); + struct mtk_spi *mdata = spi_controller_get_devdata(spi->controller); u32 reg_val = 0; /* prepare xfer direction and duplex mode */ @@ -712,13 +712,13 @@ static int mtk_spi_transfer_one(struct spi_master *master, writel(reg_val, mdata->base + SPI_CFG3_IPM_REG); } - if (master->can_dma(master, spi, xfer)) - return mtk_spi_dma_transfer(master, spi, xfer); + if (host->can_dma(host, spi, xfer)) + return mtk_spi_dma_transfer(host, spi, xfer); else - return mtk_spi_fifo_transfer(master, spi, xfer); + return mtk_spi_fifo_transfer(host, spi, xfer); } -static bool mtk_spi_can_dma(struct spi_master *master, +static bool mtk_spi_can_dma(struct spi_controller *host, struct spi_device *spi, struct spi_transfer *xfer) { @@ -730,7 +730,7 @@ static bool mtk_spi_can_dma(struct spi_master *master, static int mtk_spi_setup(struct spi_device *spi) { - struct mtk_spi *mdata = spi_master_get_devdata(spi->master); + struct mtk_spi *mdata = spi_controller_get_devdata(spi->controller); if (!spi->controller_data) spi->controller_data = (void *)&mtk_default_chip_info; @@ -745,8 +745,8 @@ static int mtk_spi_setup(struct spi_device *spi) static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) { u32 cmd, reg_val, cnt, remainder, len; - struct spi_master *master = dev_id; - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct spi_controller *host = dev_id; + struct mtk_spi *mdata = spi_controller_get_devdata(host); struct spi_transfer *trans = mdata->cur_transfer; reg_val = readl(mdata->base + SPI_STATUS0_REG); @@ -761,7 +761,7 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } - if (!master->can_dma(master, NULL, trans)) { + if (!host->can_dma(host, NULL, trans)) { if (trans->rx_buf) { cnt = mdata->xfer_len / 4; ioread32_rep(mdata->base + SPI_RX_DATA_REG, @@ -779,13 +779,13 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) mdata->num_xfered += mdata->xfer_len; if (mdata->num_xfered == trans->len) { - spi_finalize_current_transfer(master); + spi_finalize_current_transfer(host); return IRQ_HANDLED; } len = trans->len - mdata->num_xfered; mdata->xfer_len = min(MTK_SPI_MAX_FIFO_SIZE, len); - mtk_spi_setup_packet(master); + mtk_spi_setup_packet(host); cnt = mdata->xfer_len / 4; iowrite32_rep(mdata->base + SPI_TX_DATA_REG, @@ -800,7 +800,7 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) writel(reg_val, mdata->base + SPI_TX_DATA_REG); } - mtk_spi_enable_transfer(master); + mtk_spi_enable_transfer(host); return IRQ_HANDLED; } @@ -832,14 +832,14 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id) cmd &= ~SPI_CMD_RX_DMA; writel(cmd, mdata->base + SPI_CMD_REG); - spi_finalize_current_transfer(master); + spi_finalize_current_transfer(host); return IRQ_HANDLED; } - mtk_spi_update_mdata_len(master); - mtk_spi_setup_packet(master); - mtk_spi_setup_dma_addr(master, trans); - mtk_spi_enable_transfer(master); + mtk_spi_update_mdata_len(host); + mtk_spi_setup_packet(host); + mtk_spi_setup_dma_addr(host, trans); + mtk_spi_enable_transfer(host); return IRQ_HANDLED; } @@ -884,10 +884,10 @@ static bool mtk_spi_mem_supports_op(struct spi_mem *mem, return true; } -static void mtk_spi_mem_setup_dma_xfer(struct spi_master *master, +static void mtk_spi_mem_setup_dma_xfer(struct spi_controller *host, const struct spi_mem_op *op) { - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct mtk_spi *mdata = spi_controller_get_devdata(host); writel((u32)(mdata->tx_dma & MTK_SPI_32BITS_MASK), mdata->base + SPI_TX_SRC_REG); @@ -911,7 +911,7 @@ static void mtk_spi_mem_setup_dma_xfer(struct spi_master *master, static int mtk_spi_transfer_wait(struct spi_mem *mem, const struct spi_mem_op *op) { - struct mtk_spi *mdata = spi_master_get_devdata(mem->spi->master); + struct mtk_spi *mdata = spi_controller_get_devdata(mem->spi->controller); /* * For each byte we wait for 8 cycles of the SPI clock. * Since speed is defined in Hz and we want milliseconds, @@ -941,7 +941,7 @@ static int mtk_spi_transfer_wait(struct spi_mem *mem, static int mtk_spi_mem_exec_op(struct spi_mem *mem, const struct spi_mem_op *op) { - struct mtk_spi *mdata = spi_master_get_devdata(mem->spi->master); + struct mtk_spi *mdata = spi_controller_get_devdata(mem->spi->controller); u32 reg_val, nio, tx_size; char *tx_tmp_buf, *rx_tmp_buf; int ret = 0; @@ -950,8 +950,8 @@ static int mtk_spi_mem_exec_op(struct spi_mem *mem, reinit_completion(&mdata->spimem_done); mtk_spi_reset(mdata); - mtk_spi_hw_init(mem->spi->master, mem->spi); - mtk_spi_prepare_transfer(mem->spi->master, mem->spi->max_speed_hz); + mtk_spi_hw_init(mem->spi->controller, mem->spi); + mtk_spi_prepare_transfer(mem->spi->controller, mem->spi->max_speed_hz); reg_val = readl(mdata->base + SPI_CFG3_IPM_REG); /* opcode byte len */ @@ -971,7 +971,7 @@ static int mtk_spi_mem_exec_op(struct spi_mem *mem, } else { reg_val &= ~SPI_CFG3_IPM_NODATA_FLAG; mdata->xfer_len = op->data.nbytes; - mtk_spi_setup_packet(mem->spi->master); + mtk_spi_setup_packet(mem->spi->controller); } if (op->addr.nbytes || op->dummy.nbytes) { @@ -1069,9 +1069,9 @@ static int mtk_spi_mem_exec_op(struct spi_mem *mem, reg_val |= SPI_CMD_RX_DMA; writel(reg_val, mdata->base + SPI_CMD_REG); - mtk_spi_mem_setup_dma_xfer(mem->spi->master, op); + mtk_spi_mem_setup_dma_xfer(mem->spi->controller, op); - mtk_spi_enable_transfer(mem->spi->master); + mtk_spi_enable_transfer(mem->spi->controller); /* Wait for the interrupt. */ ret = mtk_spi_transfer_wait(mem, op); @@ -1115,41 +1115,41 @@ static const struct spi_controller_mem_ops mtk_spi_mem_ops = { static int mtk_spi_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; - struct spi_master *master; + struct spi_controller *host; struct mtk_spi *mdata; int i, irq, ret, addr_bits; - master = devm_spi_alloc_master(dev, sizeof(*mdata)); - if (!master) - return dev_err_probe(dev, -ENOMEM, "failed to alloc spi master\n"); + host = devm_spi_alloc_host(dev, sizeof(*mdata)); + if (!host) + return dev_err_probe(dev, -ENOMEM, "failed to alloc spi host\n"); - master->auto_runtime_pm = true; - master->dev.of_node = dev->of_node; - master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST; + host->auto_runtime_pm = true; + host->dev.of_node = dev->of_node; + host->mode_bits = SPI_CPOL | SPI_CPHA | SPI_LSB_FIRST; - master->set_cs = mtk_spi_set_cs; - master->prepare_message = mtk_spi_prepare_message; - master->transfer_one = mtk_spi_transfer_one; - master->can_dma = mtk_spi_can_dma; - master->setup = mtk_spi_setup; - master->set_cs_timing = mtk_spi_set_hw_cs_timing; - master->use_gpio_descriptors = true; + host->set_cs = mtk_spi_set_cs; + host->prepare_message = mtk_spi_prepare_message; + host->transfer_one = mtk_spi_transfer_one; + host->can_dma = mtk_spi_can_dma; + host->setup = mtk_spi_setup; + host->set_cs_timing = mtk_spi_set_hw_cs_timing; + host->use_gpio_descriptors = true; - mdata = spi_master_get_devdata(master); + mdata = spi_controller_get_devdata(host); mdata->dev_comp = device_get_match_data(dev); if (mdata->dev_comp->enhance_timing) - master->mode_bits |= SPI_CS_HIGH; + host->mode_bits |= SPI_CS_HIGH; if (mdata->dev_comp->must_tx) - master->flags = SPI_CONTROLLER_MUST_TX; + host->flags = SPI_CONTROLLER_MUST_TX; if (mdata->dev_comp->ipm_design) - master->mode_bits |= SPI_LOOP | SPI_RX_DUAL | SPI_TX_DUAL | - SPI_RX_QUAD | SPI_TX_QUAD; + host->mode_bits |= SPI_LOOP | SPI_RX_DUAL | SPI_TX_DUAL | + SPI_RX_QUAD | SPI_TX_QUAD; if (mdata->dev_comp->ipm_design) { mdata->dev = dev; - master->mem_ops = &mtk_spi_mem_ops; + host->mem_ops = &mtk_spi_mem_ops; init_completion(&mdata->spimem_done); } @@ -1176,7 +1176,7 @@ static int mtk_spi_probe(struct platform_device *pdev) } } - platform_set_drvdata(pdev, master); + platform_set_drvdata(pdev, host); mdata->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(mdata->base)) return PTR_ERR(mdata->base); @@ -1235,12 +1235,12 @@ static int mtk_spi_probe(struct platform_device *pdev) } if (mdata->dev_comp->need_pad_sel) { - if (mdata->pad_num != master->num_chipselect) + if (mdata->pad_num != host->num_chipselect) return dev_err_probe(dev, -EINVAL, "pad_num does not match num_chipselect(%d != %d)\n", - mdata->pad_num, master->num_chipselect); + mdata->pad_num, host->num_chipselect); - if (!master->cs_gpiods && master->num_chipselect > 1) + if (!host->cs_gpiods && host->num_chipselect > 1) return dev_err_probe(dev, -EINVAL, "cs_gpios not specified and num_chipselect > 1\n"); } @@ -1255,16 +1255,16 @@ static int mtk_spi_probe(struct platform_device *pdev) addr_bits, ret); ret = devm_request_irq(dev, irq, mtk_spi_interrupt, - IRQF_TRIGGER_NONE, dev_name(dev), master); + IRQF_TRIGGER_NONE, dev_name(dev), host); if (ret) return dev_err_probe(dev, ret, "failed to register irq\n"); pm_runtime_enable(dev); - ret = devm_spi_register_master(dev, master); + ret = devm_spi_register_controller(dev, host); if (ret) { pm_runtime_disable(dev); - return dev_err_probe(dev, ret, "failed to register master\n"); + return dev_err_probe(dev, ret, "failed to register host\n"); } return 0; @@ -1272,8 +1272,8 @@ static int mtk_spi_probe(struct platform_device *pdev) static void mtk_spi_remove(struct platform_device *pdev) { - struct spi_master *master = platform_get_drvdata(pdev); - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct spi_controller *host = platform_get_drvdata(pdev); + struct mtk_spi *mdata = spi_controller_get_devdata(host); int ret; if (mdata->use_spimem && !completion_done(&mdata->spimem_done)) @@ -1304,10 +1304,10 @@ static void mtk_spi_remove(struct platform_device *pdev) static int mtk_spi_suspend(struct device *dev) { int ret; - struct spi_master *master = dev_get_drvdata(dev); - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct spi_controller *host = dev_get_drvdata(dev); + struct mtk_spi *mdata = spi_controller_get_devdata(host); - ret = spi_master_suspend(master); + ret = spi_controller_suspend(host); if (ret) return ret; @@ -1322,8 +1322,8 @@ static int mtk_spi_suspend(struct device *dev) static int mtk_spi_resume(struct device *dev) { int ret; - struct spi_master *master = dev_get_drvdata(dev); - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct spi_controller *host = dev_get_drvdata(dev); + struct mtk_spi *mdata = spi_controller_get_devdata(host); if (!pm_runtime_suspended(dev)) { ret = clk_prepare_enable(mdata->spi_clk); @@ -1340,7 +1340,7 @@ static int mtk_spi_resume(struct device *dev) } } - ret = spi_master_resume(master); + ret = spi_controller_resume(host); if (ret < 0) { clk_disable_unprepare(mdata->spi_clk); clk_disable_unprepare(mdata->spi_hclk); @@ -1353,8 +1353,8 @@ static int mtk_spi_resume(struct device *dev) #ifdef CONFIG_PM static int mtk_spi_runtime_suspend(struct device *dev) { - struct spi_master *master = dev_get_drvdata(dev); - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct spi_controller *host = dev_get_drvdata(dev); + struct mtk_spi *mdata = spi_controller_get_devdata(host); if (mdata->dev_comp->no_need_unprepare) { clk_disable(mdata->spi_clk); @@ -1369,8 +1369,8 @@ static int mtk_spi_runtime_suspend(struct device *dev) static int mtk_spi_runtime_resume(struct device *dev) { - struct spi_master *master = dev_get_drvdata(dev); - struct mtk_spi *mdata = spi_master_get_devdata(master); + struct spi_controller *host = dev_get_drvdata(dev); + struct mtk_spi *mdata = spi_controller_get_devdata(host); int ret; if (mdata->dev_comp->no_need_unprepare) { |