diff options
| author | Vikram Narayanan | 2012-09-23 11:48:32 +0200 |
|---|---|---|
| committer | Artem Bityutskiy | 2012-11-15 14:37:45 +0100 |
| commit | 2d350e5adb44b3fbc3b6d7ff5b8d086e7730c9b4 (patch) | |
| tree | 47cc77c25e8ce45dbad160790a622f7ad61844fb /drivers/mtd/nand/gpmi-nand | |
| parent | mtd: cmdlinepart: Simplify parse_cmdline_partitions (diff) | |
| download | kernel-qcow2-linux-2d350e5adb44b3fbc3b6d7ff5b8d086e7730c9b4.tar.gz kernel-qcow2-linux-2d350e5adb44b3fbc3b6d7ff5b8d086e7730c9b4.tar.xz kernel-qcow2-linux-2d350e5adb44b3fbc3b6d7ff5b8d086e7730c9b4.zip | |
mtd: gpmi-nand: make debug prints more clear
Make the error messages more debugging friendly
Signed-off-by: Vikram Narayanan <vikram186@gmail.com>
Acked-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Diffstat (limited to 'drivers/mtd/nand/gpmi-nand')
| -rw-r--r-- | drivers/mtd/nand/gpmi-nand/gpmi-nand.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c index d79696b2f19b..e2c56fc4574b 100644 --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c @@ -222,7 +222,7 @@ void prepare_data_dma(struct gpmi_nand_data *this, enum dma_data_direction dr) ret = dma_map_sg(this->dev, sgl, 1, dr); if (ret == 0) - pr_err("map failed.\n"); + pr_err("DMA mapping failed.\n"); this->direct_dma_map_ok = false; } @@ -456,7 +456,7 @@ static int __devinit acquire_dma_channels(struct gpmi_nand_data *this) dma_chan = dma_request_channel(mask, gpmi_dma_filter, this); if (!dma_chan) { - pr_err("dma_request_channel failed.\n"); + pr_err("Failed to request DMA channel.\n"); goto acquire_err; } @@ -625,7 +625,8 @@ static int read_page_prepare(struct gpmi_nand_data *this, length, DMA_FROM_DEVICE); if (dma_mapping_error(dev, dest_phys)) { if (alt_size < length) { - pr_err("Alternate buffer is too small\n"); + pr_err("%s, Alternate buffer is too small\n", + __func__); return -ENOMEM; } goto map_failed; @@ -675,7 +676,8 @@ static int send_page_prepare(struct gpmi_nand_data *this, DMA_TO_DEVICE); if (dma_mapping_error(dev, source_phys)) { if (alt_size < length) { - pr_err("Alternate buffer is too small\n"); + pr_err("%s, Alternate buffer is too small\n", + __func__); return -ENOMEM; } goto map_failed; @@ -763,7 +765,7 @@ static int gpmi_alloc_dma_buffer(struct gpmi_nand_data *this) error_alloc: gpmi_free_dma_buffer(this); - pr_err("allocate DMA buffer ret!!\n"); + pr_err("Error allocating DMA buffers!\n"); return -ENOMEM; } @@ -1474,7 +1476,7 @@ static int gpmi_set_geometry(struct gpmi_nand_data *this) /* Set up the NFC geometry which is used by BCH. */ ret = bch_set_geometry(this); if (ret) { - pr_err("set geometry ret : %d\n", ret); + pr_err("Error setting BCH geometry : %d\n", ret); return ret; } |