diff options
| author | Marcus Glocker <mglocker@cvs.openbsd.org> | 2009-05-31 18:26:45 +0000 |
|---|---|---|
| committer | Marcus Glocker <mglocker@cvs.openbsd.org> | 2009-05-31 18:26:45 +0000 |
| commit | 9e549b6118ce4a33059dc512ba3b70a21f384d5a (patch) | |
| tree | 73c805460d31abb747a8693a6e666ff834a59b4e /sys | |
| parent | 691ba91908819839d254240fc215605a6cd4fd04 (diff) | |
We are able to address 256 pixels (16bit) per command not just 128 pixels.
This safes us some protocol overhead, especially when bit blittering
large regions.
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/usb/udl.c | 16 | ||||
| -rw-r--r-- | sys/dev/usb/udl.h | 4 |
2 files changed, 10 insertions, 10 deletions
diff --git a/sys/dev/usb/udl.c b/sys/dev/usb/udl.c index ff62eabf5d3..d0142c18b03 100644 --- a/sys/dev/usb/udl.c +++ b/sys/dev/usb/udl.c @@ -1,4 +1,4 @@ -/* $OpenBSD: udl.c,v 1.11 2009/05/24 11:11:03 mglocker Exp $ */ +/* $OpenBSD: udl.c,v 1.12 2009/05/31 18:26:44 mglocker Exp $ */ /* * Copyright (c) 2009 Marcus Glocker <mglocker@openbsd.org> @@ -117,13 +117,13 @@ void udl_init_fb_offsets(struct udl_softc *, uint32_t, uint32_t, uint32_t, uint32_t); usbd_status udl_init_resolution(struct udl_softc *, uint8_t *, uint8_t); void udl_fb_off_write(struct udl_softc *, uint16_t, uint32_t, - uint8_t); + uint16_t); void udl_fb_pos_write(struct udl_softc *, uint16_t, uint32_t, uint32_t, uint32_t); void udl_fb_blk_write(struct udl_softc *, uint16_t, uint32_t, uint32_t, uint32_t, uint32_t); void udl_fb_off_copy(struct udl_softc *, uint32_t, uint32_t, - uint8_t); + uint16_t); void udl_fb_pos_copy(struct udl_softc *, uint32_t, uint32_t, uint32_t, uint32_t, uint32_t); void udl_fb_blk_copy(struct udl_softc *, uint32_t, uint32_t, @@ -1175,7 +1175,7 @@ udl_init_resolution(struct udl_softc *sc, uint8_t *buf, uint8_t len) void udl_fb_off_write(struct udl_softc *sc, uint16_t rgb16, uint32_t off, - uint8_t width) + uint16_t width) { uint8_t buf[UDL_CMD_MAX_DATA_SIZE]; uint16_t lwidth, lrgb16; @@ -1188,7 +1188,7 @@ udl_fb_off_write(struct udl_softc *sc, uint16_t rgb16, uint32_t off, udl_cmd_insert_int_1(sc, UDL_BULK_SOC); udl_cmd_insert_int_1(sc, UDL_BULK_CMD_FB_WRITE | UDL_BULK_CMD_FB_WORD); udl_cmd_insert_int_3(sc, loff); - udl_cmd_insert_int_1(sc, width); + udl_cmd_insert_int_1(sc, width >= UDL_CMD_MAX_PIXEL_COUNT ? 0 : width); for (i = 0; i < lwidth; i += 2) { lrgb16 = htobe16(rgb16); @@ -1231,7 +1231,7 @@ udl_fb_blk_write(struct udl_softc *sc, uint16_t rgb16, uint32_t x, void udl_fb_off_copy(struct udl_softc *sc, uint32_t src_off, uint32_t dst_off, - uint8_t width) + uint16_t width) { uint32_t ldst_off, lsrc_off; @@ -1241,7 +1241,7 @@ udl_fb_off_copy(struct udl_softc *sc, uint32_t src_off, uint32_t dst_off, udl_cmd_insert_int_1(sc, UDL_BULK_SOC); udl_cmd_insert_int_1(sc, UDL_BULK_CMD_FB_COPY | UDL_BULK_CMD_FB_WORD); udl_cmd_insert_int_3(sc, ldst_off); - udl_cmd_insert_int_1(sc, width); + udl_cmd_insert_int_1(sc, width >= UDL_CMD_MAX_PIXEL_COUNT ? 0 : width); udl_cmd_insert_int_3(sc, lsrc_off); } @@ -1336,7 +1336,7 @@ udl_init_test(struct udl_softc *sc) uint16_t color; uint16_t rgb24[3] = { 0xf800, 0x07e0, 0x001f }; - loops = sc->sc_width * sc->sc_height / UDL_CMD_MAX_PIXEL_COUNT; + loops = (sc->sc_width * sc->sc_height) / UDL_CMD_MAX_PIXEL_COUNT; parts = loops / 3; color = rgb24[0]; diff --git a/sys/dev/usb/udl.h b/sys/dev/usb/udl.h index 6287aa83646..084b6017c82 100644 --- a/sys/dev/usb/udl.h +++ b/sys/dev/usb/udl.h @@ -1,4 +1,4 @@ -/* $OpenBSD: udl.h,v 1.2 2009/05/10 14:53:27 mglocker Exp $ */ +/* $OpenBSD: udl.h,v 1.3 2009/05/31 18:26:44 mglocker Exp $ */ /* * Copyright (c) 2009 Marcus Glocker <mglocker@openbsd.org> @@ -20,7 +20,7 @@ * Bulk command xfer structure. */ #define UDL_CMD_MAX_XFER_SIZE 1048576 -#define UDL_CMD_MAX_DATA_SIZE 256 +#define UDL_CMD_MAX_DATA_SIZE 512 #define UDL_CMD_MAX_PIXEL_COUNT (UDL_CMD_MAX_DATA_SIZE / 2) struct udl_cmd_xfer { |