mirror of https://gitee.com/openkylin/linux.git
i2c: tegra: Clean up printk messages
This patch unifies style of all messages in the driver by starting them with a lowercase letter and using consistent capitalization and wording for all messages. Reviewed-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com> Acked-by: Thierry Reding <treding@nvidia.com> Tested-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Dmitry Osipenko <digetx@gmail.com> Signed-off-by: Wolfram Sang <wsa@kernel.org>
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@ -382,7 +382,8 @@ static int tegra_i2c_dma_submit(struct tegra_i2c_dev *i2c_dev, size_t len)
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len, dir, DMA_PREP_INTERRUPT |
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len, dir, DMA_PREP_INTERRUPT |
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DMA_CTRL_ACK);
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DMA_CTRL_ACK);
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if (!dma_desc) {
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if (!dma_desc) {
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dev_err(i2c_dev->dev, "failed to get DMA descriptor\n");
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dev_err(i2c_dev->dev, "failed to get %s DMA descriptor\n",
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i2c_dev->msg_read ? "RX" : "TX");
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return -EINVAL;
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return -EINVAL;
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}
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}
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@ -423,7 +424,7 @@ static int tegra_i2c_init_dma(struct tegra_i2c_dev *i2c_dev)
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return 0;
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return 0;
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if (!IS_ENABLED(CONFIG_TEGRA20_APB_DMA)) {
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if (!IS_ENABLED(CONFIG_TEGRA20_APB_DMA)) {
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dev_dbg(i2c_dev->dev, "Support for APB DMA not enabled!\n");
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dev_dbg(i2c_dev->dev, "DMA support not enabled\n");
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return 0;
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return 0;
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}
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}
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@ -449,7 +450,7 @@ static int tegra_i2c_init_dma(struct tegra_i2c_dev *i2c_dev)
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dma_buf = dma_alloc_coherent(i2c_dev->dev, i2c_dev->dma_buf_size,
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dma_buf = dma_alloc_coherent(i2c_dev->dev, i2c_dev->dma_buf_size,
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&dma_phys, GFP_KERNEL | __GFP_NOWARN);
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&dma_phys, GFP_KERNEL | __GFP_NOWARN);
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if (!dma_buf) {
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if (!dma_buf) {
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dev_err(i2c_dev->dev, "failed to allocate the DMA buffer\n");
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dev_err(i2c_dev->dev, "failed to allocate DMA buffer\n");
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err = -ENOMEM;
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err = -ENOMEM;
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goto err_out;
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goto err_out;
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}
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}
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@ -573,7 +574,7 @@ static int tegra_i2c_wait_for_config_load(struct tegra_i2c_dev *i2c_dev)
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err = tegra_i2c_poll_register(i2c_dev, I2C_CONFIG_LOAD, 0xffffffff,
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err = tegra_i2c_poll_register(i2c_dev, I2C_CONFIG_LOAD, 0xffffffff,
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1000, I2C_CONFIG_LOAD_TIMEOUT);
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1000, I2C_CONFIG_LOAD_TIMEOUT);
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if (err) {
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if (err) {
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dev_warn(i2c_dev->dev, "timeout waiting for config load\n");
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dev_err(i2c_dev->dev, "failed to load config\n");
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return err;
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return err;
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}
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}
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@ -836,7 +837,7 @@ static irqreturn_t tegra_i2c_isr(int irq, void *dev_id)
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status = i2c_readl(i2c_dev, I2C_INT_STATUS);
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status = i2c_readl(i2c_dev, I2C_INT_STATUS);
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if (status == 0) {
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if (status == 0) {
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dev_warn(i2c_dev->dev, "irq status 0 %08x %08x %08x\n",
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dev_warn(i2c_dev->dev, "IRQ status 0 %08x %08x %08x\n",
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i2c_readl(i2c_dev, I2C_PACKET_TRANSFER_STATUS),
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i2c_readl(i2c_dev, I2C_PACKET_TRANSFER_STATUS),
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i2c_readl(i2c_dev, I2C_STATUS),
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i2c_readl(i2c_dev, I2C_STATUS),
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i2c_readl(i2c_dev, I2C_CNFG));
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i2c_readl(i2c_dev, I2C_CNFG));
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@ -980,8 +981,7 @@ static void tegra_i2c_config_fifo_trig(struct tegra_i2c_dev *i2c_dev,
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slv_config.device_fc = true;
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slv_config.device_fc = true;
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err = dmaengine_slave_config(chan, &slv_config);
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err = dmaengine_slave_config(chan, &slv_config);
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if (err) {
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if (err) {
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dev_err(i2c_dev->dev, "DMA slave config failed: %d\n",
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dev_err(i2c_dev->dev, "DMA config failed: %d\n", err);
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err);
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dev_err(i2c_dev->dev, "falling back to PIO\n");
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dev_err(i2c_dev->dev, "falling back to PIO\n");
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tegra_i2c_release_dma(i2c_dev);
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tegra_i2c_release_dma(i2c_dev);
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i2c_dev->dma_mode = false;
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i2c_dev->dma_mode = false;
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@ -1080,14 +1080,13 @@ static int tegra_i2c_issue_bus_clear(struct i2c_adapter *adap)
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tegra_i2c_mask_irq(i2c_dev, I2C_INT_BUS_CLR_DONE);
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tegra_i2c_mask_irq(i2c_dev, I2C_INT_BUS_CLR_DONE);
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if (time_left == 0) {
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if (time_left == 0) {
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dev_err(i2c_dev->dev, "timed out for bus clear\n");
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dev_err(i2c_dev->dev, "failed to clear bus\n");
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return -ETIMEDOUT;
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return -ETIMEDOUT;
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}
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}
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val = i2c_readl(i2c_dev, I2C_BUS_CLEAR_STATUS);
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val = i2c_readl(i2c_dev, I2C_BUS_CLEAR_STATUS);
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if (!(val & I2C_BC_STATUS)) {
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if (!(val & I2C_BC_STATUS)) {
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dev_err(i2c_dev->dev,
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dev_err(i2c_dev->dev, "un-recovered arbitration lost\n");
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"un-recovered arbitration lost\n");
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return -EIO;
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return -EIO;
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}
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}
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@ -1217,12 +1216,8 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
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xfer_size,
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xfer_size,
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DMA_FROM_DEVICE);
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DMA_FROM_DEVICE);
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err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
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err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
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if (err) {
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if (err)
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dev_err(i2c_dev->dev,
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"starting RX DMA failed, err %d\n",
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err);
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return err;
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return err;
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}
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} else {
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} else {
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dma_sync_single_for_cpu(i2c_dev->dev,
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dma_sync_single_for_cpu(i2c_dev->dev,
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@ -1243,12 +1238,8 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
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xfer_size,
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xfer_size,
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DMA_TO_DEVICE);
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DMA_TO_DEVICE);
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err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
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err = tegra_i2c_dma_submit(i2c_dev, xfer_size);
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if (err) {
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if (err)
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dev_err(i2c_dev->dev,
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"starting TX DMA failed, err %d\n",
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err);
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return err;
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return err;
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}
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} else {
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} else {
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tegra_i2c_fill_tx_fifo(i2c_dev);
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tegra_i2c_fill_tx_fifo(i2c_dev);
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}
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}
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@ -1264,7 +1255,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
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}
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}
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tegra_i2c_unmask_irq(i2c_dev, int_mask);
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tegra_i2c_unmask_irq(i2c_dev, int_mask);
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dev_dbg(i2c_dev->dev, "unmasked irq: %02x\n",
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dev_dbg(i2c_dev->dev, "unmasked IRQ: %02x\n",
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i2c_readl(i2c_dev, I2C_INT_MASK));
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i2c_readl(i2c_dev, I2C_INT_MASK));
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if (i2c_dev->dma_mode) {
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if (i2c_dev->dma_mode) {
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@ -1286,7 +1277,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
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i2c_dev->tx_dma_chan);
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i2c_dev->tx_dma_chan);
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if (!time_left && !completion_done(&i2c_dev->dma_complete)) {
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if (!time_left && !completion_done(&i2c_dev->dma_complete)) {
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dev_err(i2c_dev->dev, "DMA transfer timeout\n");
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dev_err(i2c_dev->dev, "DMA transfer timed out\n");
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tegra_i2c_init(i2c_dev);
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tegra_i2c_init(i2c_dev);
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return -ETIMEDOUT;
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return -ETIMEDOUT;
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}
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}
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@ -1307,7 +1298,7 @@ static int tegra_i2c_xfer_msg(struct tegra_i2c_dev *i2c_dev,
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tegra_i2c_mask_irq(i2c_dev, int_mask);
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tegra_i2c_mask_irq(i2c_dev, int_mask);
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if (time_left == 0) {
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if (time_left == 0) {
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dev_err(i2c_dev->dev, "i2c transfer timed out\n");
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dev_err(i2c_dev->dev, "I2C transfer timed out\n");
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tegra_i2c_init(i2c_dev);
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tegra_i2c_init(i2c_dev);
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return -ETIMEDOUT;
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return -ETIMEDOUT;
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}
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}
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