On Sat, Oct 24, 2015 at 02:41:41PM +0200, Marek Vasut wrote: > On Saturday, October 24, 2015 at 05:39:04 AM, Jagan Teki wrote: > > Replace numeric mask hexcodes with GENMASK macro > > in cadence_qspi_apb > > > > Cc: Fabio Estevam <feste...@gmail.com> > > Cc: Stefan Roese <s...@denx.de> > > Cc: Marek Vasut <ma...@denx.de> > > Cc: Tom Rini <tr...@konsulko.com> > > Acked-by: Vikas Manocha <vikas.mano...@st.com> > > Signed-off-by: Jagan Teki <jt...@openedev.com> > > --- > > drivers/spi/cadence_qspi_apb.c | 46 > > +++++++++++++++++++++--------------------- 1 file changed, 23 > > insertions(+), 23 deletions(-) > > > > diff --git a/drivers/spi/cadence_qspi_apb.c > > b/drivers/spi/cadence_qspi_apb.c index 7786dd6..662d3bb 100644 > > --- a/drivers/spi/cadence_qspi_apb.c > > +++ b/drivers/spi/cadence_qspi_apb.c > > @@ -44,7 +44,7 @@ > > #define CQSPI_INST_TYPE_QUAD (2) > > > > #define CQSPI_STIG_DATA_LEN_MAX (8) > > -#define CQSPI_INDIRECTTRIGGER_ADDR_MASK (0xFFFFF) > > +#define CQSPI_INDIRECTTRIGGER_ADDR_MASK GENMASK(19, 0) > > > > #define CQSPI_DUMMY_CLKS_PER_BYTE (8) > > #define CQSPI_DUMMY_BYTES_MAX (4) > > @@ -65,8 +65,8 @@ > > #define CQSPI_REG_CONFIG_CHIPSELECT_LSB 10 > > #define CQSPI_REG_CONFIG_BAUD_LSB 19 > > #define CQSPI_REG_CONFIG_IDLE_LSB 31 > > -#define CQSPI_REG_CONFIG_CHIPSELECT_MASK 0xF > > -#define CQSPI_REG_CONFIG_BAUD_MASK 0xF > > +#define CQSPI_REG_CONFIG_CHIPSELECT_MASK GENMASK(3, 0) > > +#define CQSPI_REG_CONFIG_BAUD_MASK GENMASK(3, 0) > > > > #define CQSPI_REG_RD_INSTR 0x04 > > #define CQSPI_REG_RD_INSTR_OPCODE_LSB 0 > > @@ -75,10 +75,10 @@ > > #define CQSPI_REG_RD_INSTR_TYPE_DATA_LSB 16 > > #define CQSPI_REG_RD_INSTR_MODE_EN_LSB 20 > > #define CQSPI_REG_RD_INSTR_DUMMY_LSB 24 > > -#define CQSPI_REG_RD_INSTR_TYPE_INSTR_MASK 0x3 > > -#define CQSPI_REG_RD_INSTR_TYPE_ADDR_MASK 0x3 > > -#define CQSPI_REG_RD_INSTR_TYPE_DATA_MASK 0x3 > > -#define CQSPI_REG_RD_INSTR_DUMMY_MASK 0x1F > > +#define CQSPI_REG_RD_INSTR_TYPE_INSTR_MASK GENMASK(1, 0) > > +#define CQSPI_REG_RD_INSTR_TYPE_ADDR_MASK GENMASK(1, 0) > > +#define CQSPI_REG_RD_INSTR_TYPE_DATA_MASK GENMASK(1, 0) > > +#define CQSPI_REG_RD_INSTR_DUMMY_MASK GENMASK(4, 0) > > > > #define CQSPI_REG_WR_INSTR 0x08 > > #define CQSPI_REG_WR_INSTR_OPCODE_LSB 0 > > @@ -88,23 +88,23 @@ > > #define CQSPI_REG_DELAY_TCHSH_LSB 8 > > #define CQSPI_REG_DELAY_TSD2D_LSB 16 > > #define CQSPI_REG_DELAY_TSHSL_LSB 24 > > -#define CQSPI_REG_DELAY_TSLCH_MASK 0xFF > > -#define CQSPI_REG_DELAY_TCHSH_MASK 0xFF > > -#define CQSPI_REG_DELAY_TSD2D_MASK 0xFF > > -#define CQSPI_REG_DELAY_TSHSL_MASK 0xFF > > +#define CQSPI_REG_DELAY_TSLCH_MASK GENMASK(7, 0) > > +#define CQSPI_REG_DELAY_TCHSH_MASK GENMASK(7, 0) > > +#define CQSPI_REG_DELAY_TSD2D_MASK GENMASK(7, 0) > > +#define CQSPI_REG_DELAY_TSHSL_MASK GENMASK(7, 0) > > > > #define CQSPI_READLCAPTURE 0x10 > > #define CQSPI_READLCAPTURE_BYPASS_LSB 0 > > #define CQSPI_READLCAPTURE_DELAY_LSB 1 > > -#define CQSPI_READLCAPTURE_DELAY_MASK 0xF > > +#define CQSPI_READLCAPTURE_DELAY_MASK GENMASK(3, 0) > > > > #define CQSPI_REG_SIZE 0x14 > > #define CQSPI_REG_SIZE_ADDRESS_LSB 0 > > #define CQSPI_REG_SIZE_PAGE_LSB 4 > > #define CQSPI_REG_SIZE_BLOCK_LSB 16 > > -#define CQSPI_REG_SIZE_ADDRESS_MASK 0xF > > -#define CQSPI_REG_SIZE_PAGE_MASK 0xFFF > > -#define CQSPI_REG_SIZE_BLOCK_MASK 0x3F > > +#define CQSPI_REG_SIZE_ADDRESS_MASK GENMASK(3, 0) > > +#define CQSPI_REG_SIZE_PAGE_MASK GENMASK(11, 0) > > +#define CQSPI_REG_SIZE_BLOCK_MASK GENMASK(5, 0) > > > > #define CQSPI_REG_SRAMPARTITION 0x18 > > #define CQSPI_REG_INDIRECTTRIGGER 0x1C > > @@ -115,8 +115,8 @@ > > #define CQSPI_REG_SDRAMLEVEL 0x2C > > #define CQSPI_REG_SDRAMLEVEL_RD_LSB 0 > > #define CQSPI_REG_SDRAMLEVEL_WR_LSB 16 > > -#define CQSPI_REG_SDRAMLEVEL_RD_MASK 0xFFFF > > -#define CQSPI_REG_SDRAMLEVEL_WR_MASK 0xFFFF > > +#define CQSPI_REG_SDRAMLEVEL_RD_MASK GENMASK(15, 0) > > +#define CQSPI_REG_SDRAMLEVEL_WR_MASK GENMASK(15, 0) > > > > #define CQSPI_REG_IRQSTATUS 0x40 > > #define CQSPI_REG_IRQMASK 0x44 > > @@ -142,11 +142,11 @@ > > #define CQSPI_REG_CMDCTRL_RD_BYTES_LSB 20 > > #define CQSPI_REG_CMDCTRL_RD_EN_LSB 23 > > #define CQSPI_REG_CMDCTRL_OPCODE_LSB 24 > > -#define CQSPI_REG_CMDCTRL_DUMMY_MASK 0x1F > > -#define CQSPI_REG_CMDCTRL_WR_BYTES_MASK 0x7 > > -#define CQSPI_REG_CMDCTRL_ADD_BYTES_MASK 0x3 > > -#define CQSPI_REG_CMDCTRL_RD_BYTES_MASK 0x7 > > -#define CQSPI_REG_CMDCTRL_OPCODE_MASK 0xFF > > +#define CQSPI_REG_CMDCTRL_DUMMY_MASK GENMASK(4, 0) > > +#define CQSPI_REG_CMDCTRL_WR_BYTES_MASK GENMASK(2, 0) > > +#define CQSPI_REG_CMDCTRL_ADD_BYTES_MASK GENMASK(1, 0) > > +#define CQSPI_REG_CMDCTRL_RD_BYTES_MASK GENMASK(2, 0) > > +#define CQSPI_REG_CMDCTRL_OPCODE_MASK GENMASK(7, 0) > > > > #define CQSPI_REG_INDIRECTWR 0x70 > > #define CQSPI_REG_INDIRECTWR_START_MASK BIT(0) > > @@ -463,7 +463,7 @@ void cadence_qspi_apb_chipselect(void *reg_base, > > * CS2 to 4b'1011 > > * CS3 to 4b'0111 > > */ > > - chip_select = 0xF & ~(1 << chip_select); > > + chip_select = GENMASK(3, 0) & ~(1 << chip_select); > > Again, this only makes things more cryptic for no good reason. NAK
Personal preference. So as I asked before, who is mainly mucking around in these drivers? -- Tom
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