diff options
| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2018-11-30 07:47:09 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2018-12-11 12:00:18 +0000 |
| commit | 3f75720d0ebb388ff52200d00f2455cc0e6d95a9 (patch) | |
| tree | cc3245c7eb7dade9d6dfbff11634594097519ecf /drivers/spi | |
| parent | 1d374703fb988d5c78c8ee68c4e56df4a4f37217 (diff) | |
| download | talos-obmc-linux-3f75720d0ebb388ff52200d00f2455cc0e6d95a9.tar.gz talos-obmc-linux-3f75720d0ebb388ff52200d00f2455cc0e6d95a9.zip | |
spi: imx: drop useless member speed_hz from driver data struct
The driver data's member variable just caches the transfer's speed_hz
member. All users of the former now have access directly to the latter.
So fix them to use the uncached value and remove the cache.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-imx.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index 72c879226abd..6ec647bbba77 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -87,7 +87,6 @@ struct spi_imx_data { unsigned long spi_clk; unsigned int spi_bus_clk; - unsigned int speed_hz; unsigned int bits_per_word; unsigned int spi_drctl; @@ -562,7 +561,7 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx, struct spi_transfer *t) { u32 ctrl = readl(spi_imx->base + MX51_ECSPI_CTRL); - u32 clk = spi_imx->speed_hz, delay; + u32 clk = t->speed_hz, delay; /* Clear BL field and set the right value */ ctrl &= ~MX51_ECSPI_CTRL_BL_MASK; @@ -576,7 +575,7 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx, /* set clock speed */ ctrl &= ~(0xf << MX51_ECSPI_CTRL_POSTDIV_OFFSET | 0xf << MX51_ECSPI_CTRL_PREDIV_OFFSET); - ctrl |= mx51_ecspi_clkdiv(spi_imx, spi_imx->speed_hz, &clk); + ctrl |= mx51_ecspi_clkdiv(spi_imx, t->speed_hz, &clk); spi_imx->spi_bus_clk = clk; if (spi_imx->usedma) @@ -694,7 +693,7 @@ static int mx31_prepare_transfer(struct spi_imx_data *spi_imx, unsigned int reg = MX31_CSPICTRL_ENABLE | MX31_CSPICTRL_MASTER; unsigned int clk; - reg |= spi_imx_clkdiv_2(spi_imx->spi_clk, spi_imx->speed_hz, &clk) << + reg |= spi_imx_clkdiv_2(spi_imx->spi_clk, t->speed_hz, &clk) << MX31_CSPICTRL_DR_SHIFT; spi_imx->spi_bus_clk = clk; @@ -800,7 +799,7 @@ static int mx21_prepare_transfer(struct spi_imx_data *spi_imx, unsigned int max = is_imx27_cspi(spi_imx) ? 16 : 18; unsigned int clk; - reg |= spi_imx_clkdiv_1(spi_imx->spi_clk, spi_imx->speed_hz, max, &clk) + reg |= spi_imx_clkdiv_1(spi_imx->spi_clk, t->speed_hz, max, &clk) << MX21_CSPICTRL_DR_SHIFT; spi_imx->spi_bus_clk = clk; @@ -875,7 +874,7 @@ static int mx1_prepare_transfer(struct spi_imx_data *spi_imx, unsigned int reg = MX1_CSPICTRL_ENABLE | MX1_CSPICTRL_MASTER; unsigned int clk; - reg |= spi_imx_clkdiv_2(spi_imx->spi_clk, spi_imx->speed_hz, &clk) << + reg |= spi_imx_clkdiv_2(spi_imx->spi_clk, t->speed_hz, &clk) << MX1_CSPICTRL_DR_SHIFT; spi_imx->spi_bus_clk = clk; @@ -1194,7 +1193,6 @@ static int spi_imx_setupxfer(struct spi_device *spi, return 0; spi_imx->bits_per_word = t->bits_per_word; - spi_imx->speed_hz = t->speed_hz; /* * Initialize the functions for transfer. To transfer non byte-aligned |
