don't hardcode inverted backlight levels needed on some macppc models
This commit is contained in:
macallan
parent
4909469d5d
commit
94ed04fa15
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@ -1,4 +1,4 @@
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/* $NetBSD: radeonfb.c,v 1.9 2007/01/03 19:47:17 macallan Exp $ */
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/* $NetBSD: radeonfb.c,v 1.10 2007/02/09 21:12:00 macallan Exp $ */
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/*-
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* Copyright (c) 2006 Itronix Inc.
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@ -29,7 +29,7 @@
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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*/
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/*
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* ATI Technologies Inc. ("ATI") has not assisted in the creation of, and
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@ -70,7 +70,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: radeonfb.c,v 1.9 2007/01/03 19:47:17 macallan Exp $");
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__KERNEL_RCSID(0, "$NetBSD: radeonfb.c,v 1.10 2007/02/09 21:12:00 macallan Exp $");
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#define RADEONFB_DEFAULT_DEPTH 32
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@ -171,7 +171,7 @@ static struct videomode *radeonfb_best_refresh(struct videomode *,
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struct videomode *);
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static void radeonfb_pickres(struct radeonfb_display *, uint16_t *,
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uint16_t *, int);
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static const struct videomode *radeonfb_port_mode(struct radeonfb_softc *,
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static const struct videomode *radeonfb_port_mode(struct radeonfb_softc *,
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struct radeonfb_port *, int, int);
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@ -193,7 +193,6 @@ int radeon_debug = 1;
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#ifndef RADEON_DEFAULT_MODE
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/* any reasonably modern display should handle this */
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#define RADEON_DEFAULT_MODE "1024x768x60"
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//#define RADEON_DEFAULT_MODE "1280x1024x60"
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#endif
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const char *radeonfb_default_mode = RADEON_DEFAULT_MODE;
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@ -235,7 +234,7 @@ static struct {
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uint16_t devid;
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uint16_t family;
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uint16_t flags;
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} radeonfb_devices[] =
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} radeonfb_devices[] =
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{
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/* R100 family */
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{ PCI_PRODUCT_ATI_RADEON_R100_QD, RADEON_R100, 0 },
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@ -444,6 +443,8 @@ radeonfb_attach(struct device *parent, struct device *dev, void *aux)
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aprint_naive("\n");
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aprint_normal(": %s\n", sc->sc_devinfo);
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DPRINTF((prop_dictionary_externalize(device_properties(dev))));
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KASSERT(radeonfb_devices[i].devid != 0);
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sc->sc_pt = pa->pa_tag;
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sc->sc_pc = pa->pa_pc;
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@ -491,6 +492,22 @@ radeonfb_attach(struct device *parent, struct device *dev, void *aux)
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break;
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}
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if ((sc->sc_family == RADEON_RV200) ||
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(sc->sc_family == RADEON_RV250) ||
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(sc->sc_family == RADEON_RV280) ||
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(sc->sc_family == RADEON_RV350)) {
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int inverted = 0;
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/* backlight level is linear */
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DPRINTF(("found RV* chip, backlight is supposedly linear\n"));
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prop_dictionary_get_bool(device_properties(&sc->sc_dev),
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"backlight_level_reverted", &inverted);
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if (inverted) {
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DPRINTF(("nope, it's inverted\n"));
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sc->sc_flags |= RFB_INV_BLIGHT;
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}
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} else
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sc->sc_flags |= RFB_INV_BLIGHT;
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/*
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* XXX: to support true multihead, this must change.
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*/
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@ -626,7 +643,7 @@ radeonfb_attach(struct device *parent, struct device *dev, void *aux)
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v |= RADEON_DAC_MASK_ALL | RADEON_DAC_8BIT_EN;
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PUT32(sc, RADEON_DAC_CNTL, v);
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PRINTREG(RADEON_DAC_CNTL);
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/* XXX: this may need more investigation */
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PUT32(sc, RADEON_TV_DAC_CNTL, 0x00280203);
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PRINTREG(RADEON_TV_DAC_CNTL);
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@ -687,7 +704,7 @@ radeonfb_attach(struct device *parent, struct device *dev, void *aux)
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struct rasops_info *ri;
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long defattr;
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struct wsemuldisplaydev_attach_args aa;
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/*
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* Figure out how many "displays" (desktops) we are going to
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* support. If more than one, then each CRTC gets its own
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@ -870,7 +887,7 @@ radeonfb_attach(struct device *parent, struct device *dev, void *aux)
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config_found(&sc->sc_dev, &aa, wsemuldisplaydevprint);
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radeonfb_blank(dp, 0);
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/* Initialise delayed lvds operations for backlight. */
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callout_init(&dp->rd_bl_lvds_co);
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callout_setfunc(&dp->rd_bl_lvds_co,
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@ -912,8 +929,8 @@ radeonfb_ioctl(void *v, void *vs,
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if (vd->active != NULL) {
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struct wsdisplay_fbinfo *fb;
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fb = (struct wsdisplay_fbinfo *)d;
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fb->width = dp->rd_virtx;
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fb->height = dp->rd_virty;
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fb->width = dp->rd_virtx;
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fb->height = dp->rd_virty;
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fb->depth = dp->rd_bpp;
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fb->cmsize = 256;
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return 0;
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@ -938,7 +955,7 @@ radeonfb_ioctl(void *v, void *vs,
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(struct wsdisplay_cmap *)d);
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#endif
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return EINVAL;
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case WSDISPLAYIO_PUTCMAP:
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#if 0
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if (dp->rd_bpp == 8)
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@ -946,7 +963,7 @@ radeonfb_ioctl(void *v, void *vs,
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(struct wsdisplay_cmap *)d);
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#endif
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return EINVAL;
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case WSDISPLAYIO_LINEBYTES:
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*(unsigned *)d = dp->rd_stride;
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return 0;
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@ -1062,25 +1079,25 @@ radeonfb_mmap(void *v, void *vs, off_t offset, int prot)
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}
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}
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if ((offset >= sc->sc_regaddr) &&
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if ((offset >= sc->sc_regaddr) &&
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(offset < sc->sc_regaddr + sc->sc_regsz)) {
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return bus_space_mmap(sc->sc_regt, offset, 0, prot,
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return bus_space_mmap(sc->sc_regt, offset, 0, prot,
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BUS_SPACE_MAP_LINEAR);
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}
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if ((offset >= sc->sc_memaddr) &&
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if ((offset >= sc->sc_memaddr) &&
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(offset < sc->sc_memaddr + sc->sc_memsz)) {
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return bus_space_mmap(sc->sc_memt, offset, 0, prot,
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return bus_space_mmap(sc->sc_memt, offset, 0, prot,
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BUS_SPACE_MAP_LINEAR);
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}
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#ifdef macppc
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/* allow mapping of IO space */
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if ((offset >= 0xf2000000) && (offset < 0xf2800000)) {
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pa = bus_space_mmap(sc->sc_iot, offset-0xf2000000, 0, prot,
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BUS_SPACE_MAP_LINEAR);
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pa = bus_space_mmap(sc->sc_iot, offset-0xf2000000, 0, prot,
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BUS_SPACE_MAP_LINEAR);
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return pa;
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}
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}
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#endif /* macppc */
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#endif /* RADEONFB_MMAP_BARS */
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@ -1322,7 +1339,7 @@ radeonfb_getclocks(struct radeonfb_softc *sc)
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*/
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if (refdiv < 2)
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refdiv = 12;
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} else {
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/* Legacy BIOS */
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ptr = GETBIOS16(sc, 0x48);
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@ -1582,7 +1599,7 @@ radeonfb_gettmds(struct radeonfb_softc *sc)
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ptr = GETBIOS16(sc, 0x48);
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ptr = GETBIOS16(sc, ptr + 0x34);
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DPRINTF(("DFP table revision %d\n", GETBIOS8(sc, ptr)));
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if (GETBIOS8(sc, ptr) == 3) {
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if (GETBIOS8(sc, ptr) == 3) {
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/* revision three table */
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n = GETBIOS8(sc, ptr + 5) + 1;
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n = min(n, 4);
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@ -1687,7 +1704,7 @@ radeonfb_program_vclk(struct radeonfb_softc *sc, int dotclock, int crtc)
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PATCHPLL(sc, RADEON_VCLK_ECP_CNTL,
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RADEON_VCLK_SRC_SEL_CPUCLK,
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~RADEON_VCLK_SRC_SEL_MASK);
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/* put vclk into reset, use atomic updates */
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SETPLL(sc, RADEON_PPLL_CNTL,
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RADEON_PPLL_REFCLK_SEL |
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@ -1704,7 +1721,7 @@ radeonfb_program_vclk(struct radeonfb_softc *sc, int dotclock, int crtc)
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PATCH32(sc, RADEON_CLOCK_CNTL_INDEX, 0,
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~RADEON_PLL_DIV_SEL);
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#endif
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/* XXX: R300 family -- program divider differently? */
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/* program reference divider */
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@ -1918,7 +1935,7 @@ radeonfb_setcrtc(struct radeonfb_display *dp, int index)
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if (crtc == 1)
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v |= RADEON_CRTC2_VSYNC_TRISTAT;
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}
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PUT32(sc, gencntl, v);
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DPRINTF(("CRTC%s_GEN_CNTL = %08x\n", crtc ? "2" : "", v));
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@ -2008,7 +2025,7 @@ radeonfb_setcrtc(struct radeonfb_display *dp, int index)
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CLR32(sc, RADEON_CRTC2_GEN_CNTL,
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RADEON_CRTC2_VSYNC_DIS |
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RADEON_CRTC2_HSYNC_DIS |
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RADEON_CRTC2_DISP_DIS | RADEON_CRTC2_DISP_REQ_EN_B);
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RADEON_CRTC2_DISP_DIS | RADEON_CRTC2_DISP_REQ_EN_B);
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PRINTREG(RADEON_CRTC2_GEN_CNTL);
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break;
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}
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@ -2050,7 +2067,7 @@ radeonfb_blank(struct radeonfb_display *dp, int blank)
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fpreg = RADEON_FP_GEN_CNTL;
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fpval = RADEON_FP_FPON;
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}
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if (blank) {
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SET32(sc, reg, mask);
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CLR32(sc, fpreg, fpval);
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@ -2141,7 +2158,7 @@ radeonfb_set_fbloc(struct radeonfb_softc *sc)
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if (HAS_CRTC2(sc)) {
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gen2 = GET32(sc, RADEON_CRTC2_GEN_CNTL);
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PUT32(sc, RADEON_CRTC2_GEN_CNTL,
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PUT32(sc, RADEON_CRTC2_GEN_CNTL,
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gen2 | RADEON_CRTC2_DISP_REQ_EN_B);
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}
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@ -2396,10 +2413,10 @@ radeonfb_cursor(void *cookie, int on, int row, int col)
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struct vcons_screen *scr = ri->ri_hw;
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struct radeonfb_display *dp = scr->scr_cookie;
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int x, y, wi, he;
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wi = ri->ri_font->fontwidth;
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he = ri->ri_font->fontheight;
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if (dp->rd_wsmode == WSDISPLAYIO_MODE_EMUL) {
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x = ri->ri_ccol * wi + ri->ri_xorigin;
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y = ri->ri_crow * he + ri->ri_yorigin;
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@ -2448,21 +2465,21 @@ radeonfb_setup_mono(struct radeonfb_display *dp, int xd, int yd, int width,
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uint32_t gmc;
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uint32_t padded_width = (width+7) & 0xfff8;
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uint32_t topleft, bottomright;
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gmc = dp->rd_format << RADEON_GMC_DST_DATATYPE_SHIFT;
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if (width != padded_width) {
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radeonfb_wait_fifo(sc, 2);
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topleft = ((yd << 16) & 0x1fff0000) | (xd & 0x1fff);
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bottomright = (((yd + height) << 16) & 0x1fff0000) |
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bottomright = (((yd + height) << 16) & 0x1fff0000) |
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((xd + width) & 0x1fff);
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PUT32(sc, RADEON_SC_TOP_LEFT, topleft);
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PUT32(sc, RADEON_SC_BOTTOM_RIGHT, bottomright);
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}
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radeonfb_wait_fifo(sc, 5);
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PUT32(sc, RADEON_DP_GUI_MASTER_CNTL,
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RADEON_GMC_BRUSH_NONE |
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RADEON_GMC_SRC_DATATYPE_MONO_FG_BG |
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@ -2479,7 +2496,7 @@ radeonfb_setup_mono(struct radeonfb_display *dp, int xd, int yd, int width,
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PUT32(sc, RADEON_DST_X_Y, (xd << 16) | yd);
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PUT32(sc, RADEON_DST_WIDTH_HEIGHT, (padded_width << 16) | height);
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}
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static void
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@ -2489,7 +2506,7 @@ radeonfb_feed_bytes(struct radeonfb_display *dp, int count, uint8_t *data)
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int i;
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uint32_t latch = 0;
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int shift = 0;
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for (i = 0; i < count; i++) {
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latch |= (data[i] << shift);
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if (shift == 24) {
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@ -2563,7 +2580,7 @@ radeonfb_bitblt(struct radeonfb_display *dp, int srcx, int srcy,
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}
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gmc = dp->rd_format << RADEON_GMC_DST_DATATYPE_SHIFT;
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radeonfb_wait_fifo(sc, 6);
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PUT32(sc, RADEON_DP_GUI_MASTER_CNTL,
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@ -2817,7 +2834,7 @@ radeonfb_set_cursor(struct radeonfb_display *dp, struct wsdisplay_cursor *wc)
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if (flags & WSDISPLAY_CURSOR_DOCMAP) {
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index = wc->cmap.index;
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count = wc->cmap.count;
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if (index >= 2 || (index + count) > 2)
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return EINVAL;
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@ -3063,7 +3080,7 @@ radeonfb_cursor_visible(struct radeonfb_display *dp)
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gencntl = RADEON_CRTC_GEN_CNTL;
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bit = RADEON_CRTC_CUR_EN;
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}
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if (dp->rd_cursor.rc_visible)
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SET32(dp->rd_softc, gencntl, bit);
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else
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@ -3144,7 +3161,7 @@ radeonfb_port_mode(struct radeonfb_softc *sc, struct radeonfb_port *rp,
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/* fallback to safe mode */
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return radeonfb_modelookup(sc->sc_defaultmode);
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}
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/* always choose the preferred mode first! */
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if (ep->edid_preferred_mode) {
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@ -3330,10 +3347,16 @@ radeonfb_pickres(struct radeonfb_display *dp, uint16_t *x, uint16_t *y,
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}
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}
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/*
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* backlight levels are linear on:
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* - RV200, RV250, RV280, RV350
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* - but NOT on PowerBook4,3 6,3 6,5
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* according to Linux' radeonfb
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*/
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/* Get the current backlight level for the display. */
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static int
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static int
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radeonfb_get_backlight(struct radeonfb_display *dp)
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{
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int s;
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@ -3345,22 +3368,21 @@ radeonfb_get_backlight(struct radeonfb_display *dp)
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level &= RADEON_LVDS_BL_MOD_LEV_MASK;
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level >>= RADEON_LVDS_BL_MOD_LEV_SHIFT;
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/*
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* On some chips, we should negate the backlight level.
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* XXX Find out on which chips.
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/*
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* On some chips, we should negate the backlight level.
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* XXX Find out on which chips.
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*/
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#ifdef RADEONFB_BACKLIGHT_NEGATED
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level = RADEONFB_BACKLIGHT_MAX - level;
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#endif /* RADEONFB_BACKLIGHT_NEGATED */
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if (dp->rd_softc->sc_flags & RFB_INV_BLIGHT)
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level = RADEONFB_BACKLIGHT_MAX - level;
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splx(s);
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return level;
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}
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}
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/* Set the backlight to the given level for the display. */
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static int
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static int
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radeonfb_set_backlight(struct radeonfb_display *dp, int level)
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{
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struct radeonfb_softc *sc;
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@ -3368,7 +3390,7 @@ radeonfb_set_backlight(struct radeonfb_display *dp, int level)
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uint32_t lvds;
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s = spltty();
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if (level < 0)
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level = 0;
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else if (level >= RADEONFB_BACKLIGHT_MAX)
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@ -3377,24 +3399,23 @@ radeonfb_set_backlight(struct radeonfb_display *dp, int level)
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sc = dp->rd_softc;
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/* On some chips, we should negate the backlight level. */
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#ifdef RADEONFB_BACKLIGHT_NEGATED
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rlevel = RADEONFB_BACKLIGHT_MAX - level;
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#else
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rlevel = level;
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#endif /* RADEONFB_BACKLIGHT_NEGATED */
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if (dp->rd_softc->sc_flags & RFB_INV_BLIGHT) {
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rlevel = RADEONFB_BACKLIGHT_MAX - level;
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} else
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rlevel = level;
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callout_stop(&dp->rd_bl_lvds_co);
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radeonfb_engine_idle(sc);
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/*
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/*
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* Turn off the display if the backlight is set to 0, since the
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* display is useless without backlight anyway.
|
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* display is useless without backlight anyway.
|
||||
*/
|
||||
if (level == 0)
|
||||
radeonfb_blank(dp, 1);
|
||||
else if (radeonfb_get_backlight(dp) == 0)
|
||||
radeonfb_blank(dp, 0);
|
||||
|
||||
|
||||
lvds = radeonfb_get32(sc, RADEON_LVDS_GEN_CNTL);
|
||||
lvds &= ~RADEON_LVDS_DISPLAY_DIS;
|
||||
if (!(lvds & RADEON_LVDS_BLON) || !(lvds & RADEON_LVDS_ON)) {
|
||||
|
|
@ -3410,19 +3431,19 @@ radeonfb_set_backlight(struct radeonfb_display *dp, int level)
|
|||
lvds |= rlevel << RADEON_LVDS_BL_MOD_LEV_SHIFT;
|
||||
radeonfb_put32(sc, RADEON_LVDS_GEN_CNTL, lvds);
|
||||
}
|
||||
|
||||
|
||||
dp->rd_bl_lvds_val &= ~RADEON_LVDS_STATE_MASK;
|
||||
dp->rd_bl_lvds_val |= lvds & RADEON_LVDS_STATE_MASK;
|
||||
/* XXX What is the correct delay? */
|
||||
callout_schedule(&dp->rd_bl_lvds_co, 200 * hz);
|
||||
callout_schedule(&dp->rd_bl_lvds_co, 200 * hz);
|
||||
|
||||
splx(s);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Callout function for delayed operations on the LVDS_GEN_CNTL register.
|
||||
/*
|
||||
* Callout function for delayed operations on the LVDS_GEN_CNTL register.
|
||||
* Set the delayed bits in the register, and clear the stored delayed
|
||||
* value.
|
||||
*/
|
||||
|
|
@ -3434,7 +3455,7 @@ static void radeonfb_lvds_callout(void *arg)
|
|||
|
||||
s = splhigh();
|
||||
|
||||
radeonfb_mask32(dp->rd_softc, RADEON_LVDS_GEN_CNTL, ~0,
|
||||
radeonfb_mask32(dp->rd_softc, RADEON_LVDS_GEN_CNTL, ~0,
|
||||
dp->rd_bl_lvds_val);
|
||||
dp->rd_bl_lvds_val = 0;
|
||||
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* $NetBSD: radeonfbvar.h,v 1.3 2007/01/03 19:47:17 macallan Exp $ */
|
||||
/* $NetBSD: radeonfbvar.h,v 1.4 2007/02/09 21:12:00 macallan Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2006 Itronix Inc.
|
||||
|
|
@ -29,7 +29,7 @@
|
|||
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
||||
* POSSIBILITY OF SUCH DAMAGE.
|
||||
*/
|
||||
*/
|
||||
|
||||
/*
|
||||
* ATI Technologies Inc. ("ATI") has not assisted in the creation of, and
|
||||
|
|
@ -303,6 +303,7 @@ struct radeonfb_softc {
|
|||
#define RFB_R300 (1 << 5) /* R300 variants -- newer parts */
|
||||
#define RFB_RV100 (1 << 6) /* RV100 variants -- previous gen */
|
||||
#define RFB_ATOM (1 << 7) /* ATOM bios */
|
||||
#define RFB_INV_BLIGHT (1 << 8) /* backlight level inverted */
|
||||
|
||||
#define IS_MOBILITY(sc) ((sc)->sc_flags & RFB_MOB)
|
||||
#define HAS_CRTC2(sc) (((sc)->sc_flags & RFB_NCRTC2) == 0)
|
||||
|
|
|
|||
Loading…
Reference in New Issue