Message ID | 157623842430.360005.9513965612524265862.stgit@bahia.lan |
---|---|
State | New |
Headers | show |
Series | ppc/pnv: Get rid of chip_type attributes | expand |
On 13/12/2019 13:00, Greg Kurz wrote: > Since pnv_dt_xscom() is called from chip specific dt_populate() hooks, > it shouldn't have to guess the chip type in order to populate the > "compatible" property. Just pass the compat string and its size as > arguments. Yeah. That is where I think a PnXscom model and class could be a little cleaner. This is minor. > Signed-off-by: Greg Kurz <groug@kaod.org> Reviewed-by: Cédric Le Goater <clg@kaod.org> > --- > hw/ppc/pnv.c | 12 +++++++++--- > hw/ppc/pnv_xscom.c | 20 +++----------------- > include/hw/ppc/pnv_xscom.h | 3 ++- > 3 files changed, 14 insertions(+), 21 deletions(-) > > diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c > index c532e98e752a..0447b534b8c5 100644 > --- a/hw/ppc/pnv.c > +++ b/hw/ppc/pnv.c > @@ -280,11 +280,13 @@ static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir, > > static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt) > { > + static const char compat[] = "ibm,power8-xscom\0ibm,xscom"; > int i; > > pnv_dt_xscom(chip, fdt, 0, > cpu_to_be64(PNV_XSCOM_BASE(chip)), > - cpu_to_be64(PNV_XSCOM_SIZE)); > + cpu_to_be64(PNV_XSCOM_SIZE), > + compat, sizeof(compat)); > > for (i = 0; i < chip->nr_cores; i++) { > PnvCore *pnv_core = chip->cores[i]; > @@ -302,11 +304,13 @@ static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt) > > static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt) > { > + static const char compat[] = "ibm,power9-xscom\0ibm,xscom"; > int i; > > pnv_dt_xscom(chip, fdt, 0, > cpu_to_be64(PNV9_XSCOM_BASE(chip)), > - cpu_to_be64(PNV9_XSCOM_SIZE)); > + cpu_to_be64(PNV9_XSCOM_SIZE), > + compat, sizeof(compat)); > > for (i = 0; i < chip->nr_cores; i++) { > PnvCore *pnv_core = chip->cores[i]; > @@ -323,11 +327,13 @@ static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt) > > static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt) > { > + static const char compat[] = "ibm,power10-xscom\0ibm,xscom"; > int i; > > pnv_dt_xscom(chip, fdt, 0, > cpu_to_be64(PNV10_XSCOM_BASE(chip)), > - cpu_to_be64(PNV10_XSCOM_SIZE)); > + cpu_to_be64(PNV10_XSCOM_SIZE), > + compat, sizeof(compat)); > > for (i = 0; i < chip->nr_cores; i++) { > PnvCore *pnv_core = chip->cores[i]; > diff --git a/hw/ppc/pnv_xscom.c b/hw/ppc/pnv_xscom.c > index 8189767eb0bb..5ae9dfbb88ad 100644 > --- a/hw/ppc/pnv_xscom.c > +++ b/hw/ppc/pnv_xscom.c > @@ -282,12 +282,9 @@ static int xscom_dt_child(Object *child, void *opaque) > return 0; > } > > -static const char compat_p8[] = "ibm,power8-xscom\0ibm,xscom"; > -static const char compat_p9[] = "ibm,power9-xscom\0ibm,xscom"; > -static const char compat_p10[] = "ibm,power10-xscom\0ibm,xscom"; > - > int pnv_dt_xscom(PnvChip *chip, void *fdt, int root_offset, > - uint64_t xscom_base, uint64_t xscom_size) > + uint64_t xscom_base, uint64_t xscom_size, > + const char *compat, int compat_size) > { > uint64_t reg[] = { xscom_base, xscom_size }; > int xscom_offset; > @@ -302,18 +299,7 @@ int pnv_dt_xscom(PnvChip *chip, void *fdt, int root_offset, > _FDT((fdt_setprop_cell(fdt, xscom_offset, "#address-cells", 1))); > _FDT((fdt_setprop_cell(fdt, xscom_offset, "#size-cells", 1))); > _FDT((fdt_setprop(fdt, xscom_offset, "reg", reg, sizeof(reg)))); > - > - if (pnv_chip_is_power10(chip)) { > - _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat_p10, > - sizeof(compat_p10)))); > - } else if (pnv_chip_is_power9(chip)) { > - _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat_p9, > - sizeof(compat_p9)))); > - } else { > - _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat_p8, > - sizeof(compat_p8)))); > - } > - > + _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat, compat_size))); > _FDT((fdt_setprop(fdt, xscom_offset, "scom-controller", NULL, 0))); > > args.fdt = fdt; > diff --git a/include/hw/ppc/pnv_xscom.h b/include/hw/ppc/pnv_xscom.h > index ad53f788b44c..f74c81a980f3 100644 > --- a/include/hw/ppc/pnv_xscom.h > +++ b/include/hw/ppc/pnv_xscom.h > @@ -115,7 +115,8 @@ typedef struct PnvXScomInterfaceClass { > > void pnv_xscom_realize(PnvChip *chip, uint64_t size, Error **errp); > int pnv_dt_xscom(PnvChip *chip, void *fdt, int root_offset, > - uint64_t xscom_base, uint64_t xscom_size); > + uint64_t xscom_base, uint64_t xscom_size, > + const char *compat, int compat_size); > > void pnv_xscom_add_subregion(PnvChip *chip, hwaddr offset, > MemoryRegion *mr); >
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index c532e98e752a..0447b534b8c5 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -280,11 +280,13 @@ static void pnv_dt_icp(PnvChip *chip, void *fdt, uint32_t pir, static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt) { + static const char compat[] = "ibm,power8-xscom\0ibm,xscom"; int i; pnv_dt_xscom(chip, fdt, 0, cpu_to_be64(PNV_XSCOM_BASE(chip)), - cpu_to_be64(PNV_XSCOM_SIZE)); + cpu_to_be64(PNV_XSCOM_SIZE), + compat, sizeof(compat)); for (i = 0; i < chip->nr_cores; i++) { PnvCore *pnv_core = chip->cores[i]; @@ -302,11 +304,13 @@ static void pnv_chip_power8_dt_populate(PnvChip *chip, void *fdt) static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt) { + static const char compat[] = "ibm,power9-xscom\0ibm,xscom"; int i; pnv_dt_xscom(chip, fdt, 0, cpu_to_be64(PNV9_XSCOM_BASE(chip)), - cpu_to_be64(PNV9_XSCOM_SIZE)); + cpu_to_be64(PNV9_XSCOM_SIZE), + compat, sizeof(compat)); for (i = 0; i < chip->nr_cores; i++) { PnvCore *pnv_core = chip->cores[i]; @@ -323,11 +327,13 @@ static void pnv_chip_power9_dt_populate(PnvChip *chip, void *fdt) static void pnv_chip_power10_dt_populate(PnvChip *chip, void *fdt) { + static const char compat[] = "ibm,power10-xscom\0ibm,xscom"; int i; pnv_dt_xscom(chip, fdt, 0, cpu_to_be64(PNV10_XSCOM_BASE(chip)), - cpu_to_be64(PNV10_XSCOM_SIZE)); + cpu_to_be64(PNV10_XSCOM_SIZE), + compat, sizeof(compat)); for (i = 0; i < chip->nr_cores; i++) { PnvCore *pnv_core = chip->cores[i]; diff --git a/hw/ppc/pnv_xscom.c b/hw/ppc/pnv_xscom.c index 8189767eb0bb..5ae9dfbb88ad 100644 --- a/hw/ppc/pnv_xscom.c +++ b/hw/ppc/pnv_xscom.c @@ -282,12 +282,9 @@ static int xscom_dt_child(Object *child, void *opaque) return 0; } -static const char compat_p8[] = "ibm,power8-xscom\0ibm,xscom"; -static const char compat_p9[] = "ibm,power9-xscom\0ibm,xscom"; -static const char compat_p10[] = "ibm,power10-xscom\0ibm,xscom"; - int pnv_dt_xscom(PnvChip *chip, void *fdt, int root_offset, - uint64_t xscom_base, uint64_t xscom_size) + uint64_t xscom_base, uint64_t xscom_size, + const char *compat, int compat_size) { uint64_t reg[] = { xscom_base, xscom_size }; int xscom_offset; @@ -302,18 +299,7 @@ int pnv_dt_xscom(PnvChip *chip, void *fdt, int root_offset, _FDT((fdt_setprop_cell(fdt, xscom_offset, "#address-cells", 1))); _FDT((fdt_setprop_cell(fdt, xscom_offset, "#size-cells", 1))); _FDT((fdt_setprop(fdt, xscom_offset, "reg", reg, sizeof(reg)))); - - if (pnv_chip_is_power10(chip)) { - _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat_p10, - sizeof(compat_p10)))); - } else if (pnv_chip_is_power9(chip)) { - _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat_p9, - sizeof(compat_p9)))); - } else { - _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat_p8, - sizeof(compat_p8)))); - } - + _FDT((fdt_setprop(fdt, xscom_offset, "compatible", compat, compat_size))); _FDT((fdt_setprop(fdt, xscom_offset, "scom-controller", NULL, 0))); args.fdt = fdt; diff --git a/include/hw/ppc/pnv_xscom.h b/include/hw/ppc/pnv_xscom.h index ad53f788b44c..f74c81a980f3 100644 --- a/include/hw/ppc/pnv_xscom.h +++ b/include/hw/ppc/pnv_xscom.h @@ -115,7 +115,8 @@ typedef struct PnvXScomInterfaceClass { void pnv_xscom_realize(PnvChip *chip, uint64_t size, Error **errp); int pnv_dt_xscom(PnvChip *chip, void *fdt, int root_offset, - uint64_t xscom_base, uint64_t xscom_size); + uint64_t xscom_base, uint64_t xscom_size, + const char *compat, int compat_size); void pnv_xscom_add_subregion(PnvChip *chip, hwaddr offset, MemoryRegion *mr);
Since pnv_dt_xscom() is called from chip specific dt_populate() hooks, it shouldn't have to guess the chip type in order to populate the "compatible" property. Just pass the compat string and its size as arguments. Signed-off-by: Greg Kurz <groug@kaod.org> --- hw/ppc/pnv.c | 12 +++++++++--- hw/ppc/pnv_xscom.c | 20 +++----------------- include/hw/ppc/pnv_xscom.h | 3 ++- 3 files changed, 14 insertions(+), 21 deletions(-)