diff options
| author | oujiefeng <oujiefeng@huawei.com> | 2021-11-17 04:21:19 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-11-17 16:04:54 +0300 |
| commit | 40fafc8eca3f0d41b9dade5c10afb2dad723aad7 (patch) | |
| tree | 50f88c25daa0f9bc686dbb74fca09aa790758ac7 /drivers/spi/spi-hisi-kunpeng.c | |
| parent | 44ebcb44584f81d1d38fafb45cf57d651f44616e (diff) | |
| download | linux-40fafc8eca3f0d41b9dade5c10afb2dad723aad7.tar.xz | |
spi: hisi-kunpeng: Fix the debugfs directory name incorrect
Change the debugfs directory name from hisi_spi65535 to hisi_spi0.
Fixes: 2b2142f247eb ("spi: hisi-kunpeng: Add debugfs support")
Signed-off-by: oujiefeng <oujiefeng@huawei.com>
Signed-off-by: Jay Fang <f.fangjian@huawei.com>
Link: https://lore.kernel.org/r/20211117012119.55558-1-f.fangjian@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi/spi-hisi-kunpeng.c')
| -rw-r--r-- | drivers/spi/spi-hisi-kunpeng.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/spi/spi-hisi-kunpeng.c b/drivers/spi/spi-hisi-kunpeng.c index 58b823a16fc4..525cc0143a30 100644 --- a/drivers/spi/spi-hisi-kunpeng.c +++ b/drivers/spi/spi-hisi-kunpeng.c @@ -127,7 +127,6 @@ struct hisi_spi { void __iomem *regs; int irq; u32 fifo_len; /* depth of the FIFO buffer */ - u16 bus_num; /* Current message transfer state info */ const void *tx; @@ -165,7 +164,10 @@ static int hisi_spi_debugfs_init(struct hisi_spi *hs) { char name[32]; - snprintf(name, 32, "hisi_spi%d", hs->bus_num); + struct spi_controller *master; + + master = container_of(hs->dev, struct spi_controller, dev); + snprintf(name, 32, "hisi_spi%d", master->bus_num); hs->debugfs = debugfs_create_dir(name, NULL); if (!hs->debugfs) return -ENOMEM; @@ -467,7 +469,6 @@ static int hisi_spi_probe(struct platform_device *pdev) hs = spi_controller_get_devdata(master); hs->dev = dev; hs->irq = irq; - hs->bus_num = pdev->id; hs->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(hs->regs)) @@ -490,7 +491,7 @@ static int hisi_spi_probe(struct platform_device *pdev) master->use_gpio_descriptors = true; master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH | SPI_LOOP; master->bits_per_word_mask = SPI_BPW_RANGE_MASK(4, 32); - master->bus_num = hs->bus_num; + master->bus_num = pdev->id; master->setup = hisi_spi_setup; master->cleanup = hisi_spi_cleanup; master->transfer_one = hisi_spi_transfer_one; @@ -506,15 +507,15 @@ static int hisi_spi_probe(struct platform_device *pdev) return ret; } - if (hisi_spi_debugfs_init(hs)) - dev_info(dev, "failed to create debugfs dir\n"); - ret = spi_register_controller(master); if (ret) { dev_err(dev, "failed to register spi master, ret=%d\n", ret); return ret; } + if (hisi_spi_debugfs_init(hs)) + dev_info(dev, "failed to create debugfs dir\n"); + dev_info(dev, "hw version:0x%x max-freq:%u kHz\n", readl(hs->regs + HISI_SPI_VERSION), master->max_speed_hz / 1000); |