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Searched refs:rbdf (Results 1 - 4 of 4) sorted by relevance

/kernel/linux/linux-5.10/arch/powerpc/boot/
H A Dcpm-serial.c75 static struct cpm_bd *tbdf, *rbdf; variable
146 rbdf = cbd_addr; in cpm_serial_open()
147 rbdf->addr = (u8 *)rbdf - 1; in cpm_serial_open()
148 rbdf->sc = 0xa000; in cpm_serial_open()
149 rbdf->len = 1; in cpm_serial_open()
151 tbdf = rbdf + 1; in cpm_serial_open()
152 tbdf->addr = (u8 *)rbdf - 2; in cpm_serial_open()
181 return !(rbdf->sc & 0x8000); in cpm_serial_tstc()
192 c = rbdf in cpm_serial_getc()
[all...]
/kernel/linux/linux-6.6/arch/powerpc/boot/
H A Dcpm-serial.c75 static struct cpm_bd *tbdf, *rbdf; variable
146 rbdf = cbd_addr; in cpm_serial_open()
147 rbdf->addr = (u8 *)rbdf - 1; in cpm_serial_open()
148 rbdf->sc = 0xa000; in cpm_serial_open()
149 rbdf->len = 1; in cpm_serial_open()
151 tbdf = rbdf + 1; in cpm_serial_open()
152 tbdf->addr = (u8 *)rbdf - 2; in cpm_serial_open()
181 return !(rbdf->sc & 0x8000); in cpm_serial_tstc()
192 c = rbdf in cpm_serial_getc()
[all...]
/kernel/linux/linux-5.10/drivers/i2c/busses/
H A Di2c-cpm.c185 cbd_t __iomem *rbdf; in cpm_i2c_parse_message() local
192 rbdf = cpm->rbase + rx; in cpm_i2c_parse_message()
222 out_be16(&rbdf->cbd_datlen, 0); in cpm_i2c_parse_message()
223 out_be16(&rbdf->cbd_sc, BD_SC_EMPTY | BD_SC_INTRPT); in cpm_i2c_parse_message()
226 setbits16(&rbdf->cbd_sc, BD_SC_WRAP); in cpm_i2c_parse_message()
244 cbd_t __iomem *rbdf; in cpm_i2c_check_message() local
250 rbdf = cpm->rbase + rx; in cpm_i2c_check_message()
261 in_be16(&tbdf->cbd_sc), in_be16(&rbdf->cbd_sc)); in cpm_i2c_check_message()
267 if (in_be16(&rbdf->cbd_sc) & BD_SC_EMPTY) { in cpm_i2c_check_message()
272 if (in_be16(&rbdf in cpm_i2c_check_message()
307 cbd_t __iomem *rbdf; cpm_i2c_xfer() local
430 cbd_t __iomem *rbdf; cpm_i2c_setup() local
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/kernel/linux/linux-6.6/drivers/i2c/busses/
H A Di2c-cpm.c185 cbd_t __iomem *rbdf; in cpm_i2c_parse_message() local
192 rbdf = cpm->rbase + rx; in cpm_i2c_parse_message()
222 out_be16(&rbdf->cbd_datlen, 0); in cpm_i2c_parse_message()
223 out_be16(&rbdf->cbd_sc, BD_SC_EMPTY | BD_SC_INTRPT); in cpm_i2c_parse_message()
226 setbits16(&rbdf->cbd_sc, BD_SC_WRAP); in cpm_i2c_parse_message()
244 cbd_t __iomem *rbdf; in cpm_i2c_check_message() local
250 rbdf = cpm->rbase + rx; in cpm_i2c_check_message()
261 in_be16(&tbdf->cbd_sc), in_be16(&rbdf->cbd_sc)); in cpm_i2c_check_message()
267 if (in_be16(&rbdf->cbd_sc) & BD_SC_EMPTY) { in cpm_i2c_check_message()
272 if (in_be16(&rbdf in cpm_i2c_check_message()
307 cbd_t __iomem *rbdf; cpm_i2c_xfer() local
430 cbd_t __iomem *rbdf; cpm_i2c_setup() local
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