diff options
| author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-04-26 17:41:23 +0200 |
|---|---|---|
| committer | Boris Brezillon <boris.brezillon@bootlin.com> | 2018-04-29 08:56:47 +0200 |
| commit | ba3900e6fac59978d379982e843876183298f28a (patch) | |
| tree | c9668c3772674e3bdb61be216b206ad58a1cc328 /drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h | |
| parent | c3ee3f3db1facb2b83bba003aacb17c73e710764 (diff) | |
| download | linux-ba3900e6fac59978d379982e843876183298f28a.tar.bz2 | |
mtd: rawnand: gpmi: pass buffer and len around
Instead of putting the buffer and len passed in from the mtd core
into the private data struct, just pass it around in the GPMI
drivers functions. This makes the lifetime of the variables more
clear and the code easier to follow.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com>
Diffstat (limited to 'drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h')
| -rw-r--r-- | drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h index 2397010a8963..fba72ad28263 100644 --- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h +++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.h @@ -141,10 +141,6 @@ struct gpmi_nand_data { int current_chip; unsigned int command_length; - /* passed from upper layer */ - uint8_t *upper_buf; - int upper_len; - /* for DMA operations */ bool direct_dma_map_ok; @@ -178,7 +174,7 @@ struct gpmi_nand_data { /* Common Services */ int common_nfc_set_geometry(struct gpmi_nand_data *); struct dma_chan *get_dma_chan(struct gpmi_nand_data *); -void prepare_data_dma(struct gpmi_nand_data *, +void prepare_data_dma(struct gpmi_nand_data *, const void *buf, int len, enum dma_data_direction dr); int start_dma_without_bch_irq(struct gpmi_nand_data *, struct dma_async_tx_descriptor *); @@ -197,8 +193,9 @@ int gpmi_disable_clk(struct gpmi_nand_data *this); int gpmi_setup_data_interface(struct mtd_info *mtd, int chipnr, const struct nand_data_interface *conf); void gpmi_nfc_apply_timings(struct gpmi_nand_data *this); -int gpmi_read_data(struct gpmi_nand_data *); -int gpmi_send_data(struct gpmi_nand_data *); +int gpmi_read_data(struct gpmi_nand_data *, void *buf, int len); +int gpmi_send_data(struct gpmi_nand_data *, const void *buf, int len); + int gpmi_send_page(struct gpmi_nand_data *, dma_addr_t payload, dma_addr_t auxiliary); int gpmi_read_page(struct gpmi_nand_data *, |