spi: pxa2xx: Introduce is_mmp2_ssp() helper
Introduce is_mmp2_ssp() helper to be consistent with the rest helper function to distinguish SSP type. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20200227162556.3152-1-andriy.shevchenko@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -185,6 +185,11 @@ static bool is_quark_x1000_ssp(const struct driver_data *drv_data)
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return drv_data->ssp_type == QUARK_X1000_SSP;
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}
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static bool is_mmp2_ssp(const struct driver_data *drv_data)
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{
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return drv_data->ssp_type == MMP2_SSP;
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}
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static u32 pxa2xx_spi_get_ssrc1_change_mask(const struct driver_data *drv_data)
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{
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switch (drv_data->ssp_type) {
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@ -463,8 +468,8 @@ int pxa2xx_spi_flush(struct driver_data *drv_data)
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static void pxa2xx_spi_off(struct driver_data *drv_data)
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{
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/* On MMP, disabling SSE seems to corrupt the rx fifo */
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if (drv_data->ssp_type == MMP2_SSP)
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/* On MMP, disabling SSE seems to corrupt the Rx FIFO */
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if (is_mmp2_ssp(drv_data))
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return;
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pxa2xx_spi_write(drv_data, SSCR0,
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@ -1070,7 +1075,7 @@ static int pxa2xx_spi_transfer_one(struct spi_controller *controller,
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|| (pxa2xx_spi_read(drv_data, SSCR1) & change_mask)
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!= (cr1 & change_mask)) {
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/* stop the SSP, and update the other bits */
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if (drv_data->ssp_type != MMP2_SSP)
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if (!is_mmp2_ssp(drv_data))
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pxa2xx_spi_write(drv_data, SSCR0, cr0 & ~SSCR0_SSE);
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if (!pxa25x_ssp_comp(drv_data))
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pxa2xx_spi_write(drv_data, SSTO, chip->timeout);
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@ -1084,7 +1089,7 @@ static int pxa2xx_spi_transfer_one(struct spi_controller *controller,
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pxa2xx_spi_write(drv_data, SSTO, chip->timeout);
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}
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if (drv_data->ssp_type == MMP2_SSP) {
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if (is_mmp2_ssp(drv_data)) {
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u8 tx_level = (pxa2xx_spi_read(drv_data, SSSR)
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& SSSR_TFL_MASK) >> 8;
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