diff options
author | Furquan Shaikh <furquan@chromium.org> | 2016-11-30 04:34:22 -0800 |
---|---|---|
committer | Furquan Shaikh <furquan@google.com> | 2016-12-05 03:24:38 +0100 |
commit | 0dba0254ea31eca41fdef88783f1dd192ac6fa56 (patch) | |
tree | 3c43a2ca9ff4706beb0c0df82cfd96aca75a3927 /src/soc | |
parent | 52896c6c33250036928406d9dc38aa2ce1906b05 (diff) |
spi: Fix parameter types for spi functions
1. Use size_t instead of unsigned int for bytes_out and bytes_in.
2. Use const attribute for spi_slave structure passed into xfer, claim
bus and release bus functions.
BUG=chrome-os-partner:59832
BRANCH=None
TEST=Compiles successfully
Change-Id: Ie70b3520b51c42d750f907892545510c6058f85a
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://review.coreboot.org/17682
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/soc')
-rw-r--r-- | src/soc/broadcom/cygnus/spi.c | 8 | ||||
-rw-r--r-- | src/soc/imgtec/pistachio/spi.c | 22 | ||||
-rw-r--r-- | src/soc/intel/apollolake/spi.c | 8 | ||||
-rw-r--r-- | src/soc/intel/baytrail/spi.c | 8 | ||||
-rw-r--r-- | src/soc/intel/braswell/spi.c | 8 | ||||
-rw-r--r-- | src/soc/intel/broadwell/spi.c | 8 | ||||
-rw-r--r-- | src/soc/intel/fsp_baytrail/spi.c | 8 | ||||
-rw-r--r-- | src/soc/intel/fsp_broadwell_de/spi.c | 8 | ||||
-rw-r--r-- | src/soc/intel/skylake/flash_controller.c | 8 | ||||
-rw-r--r-- | src/soc/marvell/armada38x/spi.c | 14 | ||||
-rw-r--r-- | src/soc/marvell/bg4cd/spi.c | 8 | ||||
-rw-r--r-- | src/soc/mediatek/mt8173/spi.c | 16 | ||||
-rw-r--r-- | src/soc/nvidia/tegra124/spi.c | 10 | ||||
-rw-r--r-- | src/soc/nvidia/tegra210/spi.c | 14 | ||||
-rw-r--r-- | src/soc/qualcomm/ipq40xx/include/soc/spi.h | 2 | ||||
-rw-r--r-- | src/soc/qualcomm/ipq40xx/spi.c | 10 | ||||
-rw-r--r-- | src/soc/qualcomm/ipq806x/include/soc/spi.h | 2 | ||||
-rw-r--r-- | src/soc/qualcomm/ipq806x/spi.c | 8 | ||||
-rw-r--r-- | src/soc/rockchip/common/spi.c | 30 | ||||
-rw-r--r-- | src/soc/samsung/exynos5420/spi.c | 20 |
20 files changed, 110 insertions, 110 deletions
diff --git a/src/soc/broadcom/cygnus/spi.c b/src/soc/broadcom/cygnus/spi.c index d7c0a8d4a6..13b69765b2 100644 --- a/src/soc/broadcom/cygnus/spi.c +++ b/src/soc/broadcom/cygnus/spi.c @@ -156,7 +156,7 @@ static int mspi_enable(struct qspi_priv *priv) return 0; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { struct qspi_priv *priv = to_qspi_slave(slave); @@ -175,7 +175,7 @@ int spi_claim_bus(struct spi_slave *slave) return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct qspi_priv *priv = to_qspi_slave(slave); @@ -189,8 +189,8 @@ void spi_release_bus(struct spi_slave *slave) #define RXRAM_8B(p, i) (REG_RD((p)->reg + MSPI_RXRAM_REG + \ ((((i) << 1) + 1) << 2)) & 0xff) -int spi_xfer(struct spi_slave *slave, const void *dout, unsigned int bytesout, - void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, size_t bytesout, + void *din, size_t bytesin) { struct qspi_priv *priv = to_qspi_slave(slave); const u8 *tx = (const u8 *)dout; diff --git a/src/soc/imgtec/pistachio/spi.c b/src/soc/imgtec/pistachio/spi.c index 2b4b01c3a7..307aec9ec8 100644 --- a/src/soc/imgtec/pistachio/spi.c +++ b/src/soc/imgtec/pistachio/spi.c @@ -60,7 +60,7 @@ static int wait_status(u32 reg, u32 shift) } /* Transmitter function. Fills TX FIFO with data before enabling SPIM */ -static int transmitdata(struct spi_slave *slave, u8 *buffer, u32 size) +static int transmitdata(const struct spi_slave *slave, u8 *buffer, u32 size) { u32 blocksize, base, write_data; int ret; @@ -97,7 +97,7 @@ static int transmitdata(struct spi_slave *slave, u8 *buffer, u32 size) } /* Receiver function */ -static int receivedata(struct spi_slave *slave, u8 *buffer, u32 size) +static int receivedata(const struct spi_slave *slave, u8 *buffer, u32 size) { u32 read_data, base; int ret; @@ -141,7 +141,7 @@ static int receivedata(struct spi_slave *slave, u8 *buffer, u32 size) } /* Sets port parameters in port state register. */ -static void setparams(struct spi_slave *slave, u32 port, +static void setparams(const struct spi_slave *slave, u32 port, struct spim_device_parameters *params) { u32 spim_parameters, port_state, base; @@ -247,7 +247,7 @@ static u32 control_reg_setup(struct spim_buffer *first, } /* Checks the given buffer information */ -static int check_buffers(struct spi_slave *slave, struct spim_buffer *first, +static int check_buffers(const struct spi_slave *slave, struct spim_buffer *first, struct spim_buffer *second){ if (!(container_of(slave, struct img_spi_slave, slave)->initialised)) @@ -325,7 +325,7 @@ static int check_device_params(struct spim_device_parameters *pdev_param) } /* Function that carries out read/write operations */ -static int spim_io(struct spi_slave *slave, struct spim_buffer *first, +static int spim_io(const struct spi_slave *slave, struct spim_buffer *first, struct spim_buffer *second) { u32 reg, base; @@ -459,7 +459,7 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) } /* Claim the bus and prepare it for communication */ -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { int ret; struct img_spi_slave *img_slave; @@ -490,7 +490,7 @@ int spi_claim_bus(struct spi_slave *slave) } /* Release the SPI bus */ -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct img_spi_slave *img_slave; @@ -508,8 +508,8 @@ void spi_release_bus(struct spi_slave *slave) } /* SPI transfer */ -static int do_spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +static int do_spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { struct spim_buffer buff_0; struct spim_buffer buff_1; @@ -532,8 +532,8 @@ static int do_spi_xfer(struct spi_slave *slave, const void *dout, return spim_io(slave, &buff_0, (dout && din) ? &buff_1 : NULL); } -int spi_xfer(struct spi_slave *slave, const void *dout, unsigned int bytesout, - void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, size_t bytesout, + void *din, size_t bytesin) { unsigned int in_sz, out_sz; int ret; diff --git a/src/soc/intel/apollolake/spi.c b/src/soc/intel/apollolake/spi.c index eab3a12eac..6e873f45c8 100644 --- a/src/soc/intel/apollolake/spi.c +++ b/src/soc/intel/apollolake/spi.c @@ -184,8 +184,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return MIN(buf_len, SPIBAR_FDATA_FIFO_SIZE); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { printk(BIOS_DEBUG, "NOT IMPLEMENTED: %s() !!!\n", __func__); return E_NOT_IMPLEMENTED; @@ -215,13 +215,13 @@ void spi_init(void) pci_write_config32(ctx->pci_dev, SPIBAR_BIOS_CONTROL, bios_ctl); } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* There's nothing we need to to here. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* No magic needed here. */ } diff --git a/src/soc/intel/baytrail/spi.c b/src/soc/intel/baytrail/spi.c index 1f2b285b93..13f88067eb 100644 --- a/src/soc/intel/baytrail/spi.c +++ b/src/soc/intel/baytrail/spi.c @@ -317,13 +317,13 @@ static void spi_init_cb(void *unused) BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_ENTRY, spi_init_cb, NULL); -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ } @@ -489,8 +489,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(cntlr.databytes, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { uint16_t control; int16_t opcode_index; diff --git a/src/soc/intel/braswell/spi.c b/src/soc/intel/braswell/spi.c index 01f215008d..34e031b1cd 100644 --- a/src/soc/intel/braswell/spi.c +++ b/src/soc/intel/braswell/spi.c @@ -296,13 +296,13 @@ static void spi_init_cb(void *unused) BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_ENTRY, spi_init_cb, NULL); -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ } @@ -470,8 +470,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(cntlr.databytes, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { uint16_t control; int16_t opcode_index; diff --git a/src/soc/intel/broadwell/spi.c b/src/soc/intel/broadwell/spi.c index c7ac09c7de..6aa7dd33a8 100644 --- a/src/soc/intel/broadwell/spi.c +++ b/src/soc/intel/broadwell/spi.c @@ -313,13 +313,13 @@ static void spi_init_cb(void *unused) BOOT_STATE_INIT_ENTRY(BS_DEV_INIT, BS_ON_ENTRY, spi_init_cb, NULL); -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ } @@ -485,8 +485,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(cntlr.databytes, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { uint16_t control; int16_t opcode_index; diff --git a/src/soc/intel/fsp_baytrail/spi.c b/src/soc/intel/fsp_baytrail/spi.c index 1ab73f3ae3..232366c63b 100644 --- a/src/soc/intel/fsp_baytrail/spi.c +++ b/src/soc/intel/fsp_baytrail/spi.c @@ -297,13 +297,13 @@ void spi_init(void) cntlr.preop = &ich9_spi->preop; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ } @@ -469,8 +469,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(cntlr.databytes, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { uint16_t control; int16_t opcode_index; diff --git a/src/soc/intel/fsp_broadwell_de/spi.c b/src/soc/intel/fsp_broadwell_de/spi.c index 116001f010..c38fbce7b7 100644 --- a/src/soc/intel/fsp_broadwell_de/spi.c +++ b/src/soc/intel/fsp_broadwell_de/spi.c @@ -312,13 +312,13 @@ void spi_init(void) pci_write_config_byte(dev, 0xdc, bios_cntl | 0x1); } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by ICH automatically. */ } @@ -484,8 +484,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(cntlr.databytes, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { uint16_t control; int16_t opcode_index; diff --git a/src/soc/intel/skylake/flash_controller.c b/src/soc/intel/skylake/flash_controller.c index cc6c20a4be..8aee796218 100644 --- a/src/soc/intel/skylake/flash_controller.c +++ b/src/soc/intel/skylake/flash_controller.c @@ -151,8 +151,8 @@ static size_t spi_get_flash_size(pch_spi_regs *spi_bar) return size; } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytesout, void *din, unsigned int bytesin) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytesout, void *din, size_t bytesin) { /* TODO: Define xfer for hardware sequencing. */ return -1; @@ -170,13 +170,13 @@ void spi_init(void) pci_write_config_byte(dev, SPIBAR_BIOS_CNTL, bios_cntl); } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { /* Handled by PCH automatically. */ return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { /* Handled by PCH automatically. */ } diff --git a/src/soc/marvell/armada38x/spi.c b/src/soc/marvell/armada38x/spi.c index 6a0e062327..af0a279133 100644 --- a/src/soc/marvell/armada38x/spi.c +++ b/src/soc/marvell/armada38x/spi.c @@ -409,8 +409,8 @@ int mv_spi_8bit_data_tx_rx(unsigned char spi_id, return MV_OK; } -static int mrvl_spi_xfer(struct spi_slave *slave, - unsigned int bitlen, +static int mrvl_spi_xfer(const struct spi_slave *slave, + size_t bitlen, const void *dout, void *din) { @@ -454,14 +454,14 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) return slave; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { mv_spi_cs_set(slave->bus, slave->cs); mv_spi_cs_assert(slave->bus); return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { mv_spi_cs_deassert(slave->bus); } @@ -471,11 +471,11 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return buf_len; } -int spi_xfer(struct spi_slave *slave, +int spi_xfer(const struct spi_slave *slave, const void *dout, - unsigned out_bytes, + size_t out_bytes, void *din, - unsigned in_bytes) + size_t in_bytes) { int ret = -1; diff --git a/src/soc/marvell/bg4cd/spi.c b/src/soc/marvell/bg4cd/spi.c index 53f46c78ec..9a999b049c 100644 --- a/src/soc/marvell/bg4cd/spi.c +++ b/src/soc/marvell/bg4cd/spi.c @@ -20,17 +20,17 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) return NULL; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned out_bytes, void *din, unsigned in_bytes) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t out_bytes, void *din, size_t in_bytes) { return 0; } diff --git a/src/soc/mediatek/mt8173/spi.c b/src/soc/mediatek/mt8173/spi.c index 9d56b63027..f60de6c32b 100644 --- a/src/soc/mediatek/mt8173/spi.c +++ b/src/soc/mediatek/mt8173/spi.c @@ -55,7 +55,7 @@ static struct mtk_spi_bus spi_bus[1] = { } }; -static inline struct mtk_spi_bus *to_mtk_spi(struct spi_slave *slave) +static inline struct mtk_spi_bus *to_mtk_spi(const struct spi_slave *slave) { return container_of(slave, struct mtk_spi_bus, slave); } @@ -182,7 +182,7 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) }; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { struct mtk_spi_bus *mtk_slave = to_mtk_spi(slave); struct mtk_spi_regs *regs = mtk_slave->regs; @@ -193,8 +193,8 @@ int spi_claim_bus(struct spi_slave *slave) return 0; } -static int mtk_spi_fifo_transfer(struct spi_slave *slave, void *in, - const void *out, u32 size) +static int mtk_spi_fifo_transfer(const struct spi_slave *slave, void *in, + const void *out, size_t size) { struct mtk_spi_bus *mtk_slave = to_mtk_spi(slave); struct mtk_spi_regs *regs = mtk_slave->regs; @@ -269,10 +269,10 @@ error: return -1; } -int spi_xfer(struct spi_slave *slave, const void *dout, unsigned int bytes_out, - void *din, unsigned int bytes_in) +int spi_xfer(const struct spi_slave *slave, const void *dout, size_t bytes_out, + void *din, size_t bytes_in) { - uint32_t min_size = 0; + size_t min_size = 0; int ret; while (bytes_out || bytes_in) { @@ -301,7 +301,7 @@ int spi_xfer(struct spi_slave *slave, const void *dout, unsigned int bytes_out, return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct mtk_spi_bus *mtk_slave = to_mtk_spi(slave); struct mtk_spi_regs *regs = mtk_slave->regs; diff --git a/src/soc/nvidia/tegra124/spi.c b/src/soc/nvidia/tegra124/spi.c index d5be4a6034..2ad4aa1f85 100644 --- a/src/soc/nvidia/tegra124/spi.c +++ b/src/soc/nvidia/tegra124/spi.c @@ -209,7 +209,7 @@ static unsigned int tegra_spi_speed(unsigned int bus) return 50000000; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { struct tegra_spi_regs *regs = to_tegra_spi(slave->bus)->regs; u32 val; @@ -232,7 +232,7 @@ int spi_claim_bus(struct spi_slave *slave) return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct tegra_spi_regs *regs = to_tegra_spi(slave->bus)->regs; u32 val; @@ -719,13 +719,13 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return buf_len; } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int out_bytes, void *din, unsigned int in_bytes) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t out_bytes, void *din, size_t in_bytes) { struct tegra_spi_channel *spi = to_tegra_spi(slave->bus); u8 *out_buf = (u8 *)dout; u8 *in_buf = (u8 *)din; - unsigned int todo; + size_t todo; int ret = 0; /* tegra bus numbers start at 1 */ diff --git a/src/soc/nvidia/tegra210/spi.c b/src/soc/nvidia/tegra210/spi.c index b01289c3eb..7efefc44fe 100644 --- a/src/soc/nvidia/tegra210/spi.c +++ b/src/soc/nvidia/tegra210/spi.c @@ -208,7 +208,7 @@ static struct tegra_spi_channel * const to_tegra_spi(int bus) { return &tegra_spi_channels[bus - 1]; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { struct tegra_spi_regs *regs = to_tegra_spi(slave->bus)->regs; u32 val; @@ -231,7 +231,7 @@ int spi_claim_bus(struct spi_slave *slave) return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct tegra_spi_regs *regs = to_tegra_spi(slave->bus)->regs; u32 val; @@ -755,13 +755,13 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return buf_len; } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int out_bytes, void *din, unsigned int in_bytes) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t out_bytes, void *din, size_t in_bytes) { struct tegra_spi_channel *spi = to_tegra_spi(slave->bus); u8 *out_buf = (u8 *)dout; u8 *in_buf = (u8 *)din; - unsigned int todo; + size_t todo; int ret = 0; /* tegra bus numbers start at 1 */ @@ -827,8 +827,8 @@ int spi_xfer(struct spi_slave *slave, const void *dout, if (ret < 0) { printk(BIOS_ERR, "%s: Error detected\n", __func__); - printk(BIOS_ERR, "Transaction size: %u, bytes remaining: " - "%u out / %u in\n", todo, out_bytes, in_bytes); + printk(BIOS_ERR, "Transaction size: %zu, bytes remaining: " + "%zu out / %zu in\n", todo, out_bytes, in_bytes); clear_fifo_status(spi); } return ret; diff --git a/src/soc/qualcomm/ipq40xx/include/soc/spi.h b/src/soc/qualcomm/ipq40xx/include/soc/spi.h index 1fd6a571ca..8ef1fbf69d 100644 --- a/src/soc/qualcomm/ipq40xx/include/soc/spi.h +++ b/src/soc/qualcomm/ipq40xx/include/soc/spi.h @@ -186,7 +186,7 @@ struct ipq_spi_slave { int allocated; }; -static inline struct ipq_spi_slave *to_ipq_spi(struct spi_slave *slave) +static inline struct ipq_spi_slave *to_ipq_spi(const struct spi_slave *slave) { return container_of(slave, struct ipq_spi_slave, slave); } diff --git a/src/soc/qualcomm/ipq40xx/spi.c b/src/soc/qualcomm/ipq40xx/spi.c index dcd00c0065..871f24b254 100644 --- a/src/soc/qualcomm/ipq40xx/spi.c +++ b/src/soc/qualcomm/ipq40xx/spi.c @@ -320,7 +320,7 @@ static int spi_hw_init(struct ipq_spi_slave *ds) return SUCCESS; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { struct ipq_spi_slave *ds = to_ipq_spi(slave); unsigned int ret; @@ -332,7 +332,7 @@ int spi_claim_bus(struct spi_slave *slave) return SUCCESS; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct ipq_spi_slave *ds = to_ipq_spi(slave); @@ -341,7 +341,7 @@ void spi_release_bus(struct spi_slave *slave) ds->initialized = 0; } -static void write_force_cs(struct spi_slave *slave, int assert) +static void write_force_cs(const struct spi_slave *slave, int assert) { struct ipq_spi_slave *ds = to_ipq_spi(slave); @@ -633,8 +633,8 @@ static int blsp_spi_write(struct ipq_spi_slave *ds, u8 *cmd_buffer, * This function is invoked with either tx_buf or rx_buf. * Calling this function with both null does a chip select change. */ -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned out_bytes, void *din, unsigned in_bytes) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t out_bytes, void *din, size_t in_bytes) { struct ipq_spi_slave *ds = to_ipq_spi(slave); u8 *txp = (u8 *)dout; diff --git a/src/soc/qualcomm/ipq806x/include/soc/spi.h b/src/soc/qualcomm/ipq806x/include/soc/spi.h index 4f6f055e61..5dedcdafba 100644 --- a/src/soc/qualcomm/ipq806x/include/soc/spi.h +++ b/src/soc/qualcomm/ipq806x/include/soc/spi.h @@ -271,7 +271,7 @@ struct ipq_spi_slave { int allocated; }; -static inline struct ipq_spi_slave *to_ipq_spi(struct spi_slave *slave) +static inline struct ipq_spi_slave *to_ipq_spi(const struct spi_slave *slave) { return container_of(slave, struct ipq_spi_slave, slave); } diff --git a/src/soc/qualcomm/ipq806x/spi.c b/src/soc/qualcomm/ipq806x/spi.c index 71a8c29085..d1af7201fa 100644 --- a/src/soc/qualcomm/ipq806x/spi.c +++ b/src/soc/qualcomm/ipq806x/spi.c @@ -618,7 +618,7 @@ static int spi_hw_init(struct ipq_spi_slave *ds) return SUCCESS; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { struct ipq_spi_slave *ds = to_ipq_spi(slave); unsigned int ret; @@ -641,7 +641,7 @@ int spi_claim_bus(struct spi_slave *slave) return SUCCESS; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct ipq_spi_slave *ds = to_ipq_spi(slave); @@ -711,8 +711,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(MAX_PACKET_COUNT, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned out_bytes, void *din, unsigned in_bytes) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t out_bytes, void *din, size_t in_bytes) { int ret; struct ipq_spi_slave *ds = to_ipq_spi(slave); diff --git a/src/soc/rockchip/common/spi.c b/src/soc/rockchip/common/spi.c index 3666de39d1..8f45679dfc 100644 --- a/src/soc/rockchip/common/spi.c +++ b/src/soc/rockchip/common/spi.c @@ -68,7 +68,7 @@ static struct rockchip_spi_slave rockchip_spi_slaves[] = { #endif }; -static struct rockchip_spi_slave *to_rockchip_spi(struct spi_slave *slave) +static struct rockchip_spi_slave *to_rockchip_spi(const struct spi_slave *slave) { return container_of(slave, struct rockchip_spi_slave, slave); } @@ -79,13 +79,13 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) return &(rockchip_spi_slaves[bus].slave); } -static void spi_cs_activate(struct spi_slave *slave) +static void spi_cs_activate(const struct spi_slave *slave) { struct rockchip_spi *regs = to_rockchip_spi(slave)->regs; setbits_le32(®s->ser, 1); } -static void spi_cs_deactivate(struct spi_slave *slave) +static void spi_cs_deactivate(const struct spi_slave *slave) { struct rockchip_spi *regs = to_rockchip_spi(slave)->regs; clrbits_le32(®s->ser, 1); @@ -157,13 +157,13 @@ void rockchip_spi_set_sample_delay(unsigned int bus, unsigned int delay_ns) rsd << SPI_RXDSD_OFFSET); } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { spi_cs_activate(slave); return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { spi_cs_deactivate(slave); } @@ -203,11 +203,11 @@ static void set_transfer_mode(struct rockchip_spi *regs, /* returns 0 to indicate success, <0 otherwise */ static int do_xfer(struct rockchip_spi *regs, bool use_16bit, const void *dout, - unsigned int *bytes_out, void *din, unsigned int *bytes_in) + size_t *bytes_out, void *din, size_t *bytes_in) { uint8_t *in_buf = din; uint8_t *out_buf = (uint8_t *)dout; - unsigned int min_xfer; + size_t min_xfer; if (*bytes_out == 0) min_xfer = *bytes_in; @@ -268,8 +268,8 @@ unsigned int spi_crop_chunk(unsigned int cmd_len, unsigned int buf_len) return min(65535, buf_len); } -int spi_xfer(struct spi_slave *slave, const void *dout, - unsigned int bytes_out, void *din, unsigned int bytes_in) +int spi_xfer(const struct spi_slave *slave, const void *dout, + size_t bytes_out, void *din, size_t bytes_in) { struct rockchip_spi *regs = to_rockchip_spi(slave)->regs; int ret = 0; @@ -283,10 +283,10 @@ int spi_xfer(struct spi_slave *slave, const void *dout, * seems to work fine. */ while (bytes_out || bytes_in) { - unsigned int in_now = MIN(bytes_in, 0xfffe); - unsigned int out_now = MIN(bytes_out, 0xfffe); - unsigned int in_rem, out_rem; - unsigned int mask; + size_t in_now = MIN(bytes_in, 0xfffe); + size_t out_now = MIN(bytes_out, 0xfffe); + size_t in_rem, out_rem; + size_t mask; bool use_16bit; rockchip_spi_enable_chip(regs, 0); @@ -324,13 +324,13 @@ int spi_xfer(struct spi_slave *slave, const void *dout, break; if (bytes_out) { - unsigned int sent = out_now - out_rem; + size_t sent = out_now - out_rem; bytes_out -= sent; dout += sent; } if (bytes_in) { - unsigned int received = in_now - in_rem; + size_t received = in_now - in_rem; bytes_in -= received; din += received; } diff --git a/src/soc/samsung/exynos5420/spi.c b/src/soc/samsung/exynos5420/spi.c index fd31a2fdf7..c2faeb5198 100644 --- a/src/soc/samsung/exynos5420/spi.c +++ b/src/soc/samsung/exynos5420/spi.c @@ -58,7 +58,7 @@ static struct exynos_spi_slave exynos_spi_slaves[3] = { }, }; -static inline struct exynos_spi_slave *to_exynos_spi(struct spi_slave *slave) +static inline struct exynos_spi_slave *to_exynos_spi(const struct spi_slave *slave) { return container_of(slave, struct exynos_spi_slave, slave); } @@ -128,7 +128,7 @@ struct spi_slave *spi_setup_slave(unsigned int bus, unsigned int cs) return &eslave->slave; } -int spi_claim_bus(struct spi_slave *slave) +int spi_claim_bus(const struct spi_slave *slave) { struct exynos_spi *regs = to_exynos_spi(slave)->regs; // TODO(hungte) Add some delay if too many transactions happen at once. @@ -137,19 +137,19 @@ int spi_claim_bus(struct spi_slave *slave) } static void spi_transfer(struct exynos_spi *regs, void *in, const void *out, - u32 size) + size_t size) { u8 *inb = in; const u8 *outb = out; - int width = (size % 4) ? 1 : 4; + size_t width = (size % 4) ? 1 : 4; while (size) { - int packets = size / width; + size_t packets = size / width; // The packet count field is 16 bits wide. packets = MIN(packets, (1 << 16) - 1); - int out_bytes, in_bytes; + size_t out_bytes, in_bytes; out_bytes = in_bytes = packets * width; spi_sw_reset(regs, width == 4); @@ -188,13 +188,13 @@ static void spi_transfer(struct exynos_spi *regs, void *in, const void *out, } } -int spi_xfer(struct spi_slave *slave, const void *dout, unsigned int bytes_out, - void *din, unsigned int bytes_in) +int spi_xfer(const struct spi_slave *slave, const void *dout, size_t bytes_out, + void *din, size_t bytes_in) { struct exynos_spi *regs = to_exynos_spi(slave)->regs; if (bytes_out && bytes_in) { - u32 min_size = MIN(bytes_out, bytes_in); + size_t min_size = MIN(bytes_out, bytes_in); spi_transfer(regs, din, dout, min_size); @@ -213,7 +213,7 @@ int spi_xfer(struct spi_slave *slave, const void *dout, unsigned int bytes_out, return 0; } -void spi_release_bus(struct spi_slave *slave) +void spi_release_bus(const struct spi_slave *slave) { struct exynos_spi *regs = to_exynos_spi(slave)->regs; setbits_le32(®s->cs_reg, SPI_SLAVE_SIG_INACT); |