diff options
Diffstat (limited to 'backend')
| -rwxr-xr-x | backend/drm/gen_pnpids.sh | 27 | ||||
| -rw-r--r-- | backend/drm/meson.build | 18 | ||||
| -rw-r--r-- | backend/drm/util.c | 88 |
3 files changed, 56 insertions, 77 deletions
diff --git a/backend/drm/gen_pnpids.sh b/backend/drm/gen_pnpids.sh new file mode 100755 index 00000000..80e5542d --- /dev/null +++ b/backend/drm/gen_pnpids.sh @@ -0,0 +1,27 @@ +#!/bin/sh -eu +# +# usage: gen_pnpids.sh < pnp.ids > pnpids.c + +gen_pnps() +{ + while read -r id vendor; do + [ "${#id}" = 3 ] || exit 1 + + printf "\tcase PNP_ID('%c', '%c', '%c'): return \"%s\";\n" \ + "$id" "${id#?}" "${id#??}" "$vendor" + done +} + +cat << EOF +#include <stdint.h> +#include <stddef.h> +#include "backend/drm/util.h" +#define PNP_ID(a, b, c) ((a & 0x1f) << 10) | ((b & 0x1f) << 5) | (c & 0x1f) +const char *get_pnp_manufacturer(uint16_t code) { + switch (code) { +$(gen_pnps) + } + return NULL; +} +#undef PNP_ID +EOF diff --git a/backend/drm/meson.build b/backend/drm/meson.build index cc791f36..7bde50c2 100644 --- a/backend/drm/meson.build +++ b/backend/drm/meson.build @@ -1,3 +1,21 @@ +hwdata = dependency('hwdata', required: false, native: true) +if hwdata.found() + hwdata_dir = hwdata.get_variable(pkgconfig: 'pkgdatadir') + pnp_ids = files(hwdata_dir / 'pnp.ids') +else + pnp_ids = files('/usr/share/hwdata/pnp.ids') +endif + +pnpids_c = custom_target( + 'pnpids.c', + output: 'pnpids.c', + input: pnp_ids, + feed: true, + capture: true, + command: files('gen_pnpids.sh'), +) +wlr_files += pnpids_c + wlr_files += files( 'atomic.c', 'backend.c', diff --git a/backend/drm/util.c b/backend/drm/util.c index 0f424416..03c4b0b4 100644 --- a/backend/drm/util.c +++ b/backend/drm/util.c @@ -48,82 +48,6 @@ enum wlr_output_mode_aspect_ratio get_picture_aspect_ratio(const drmModeModeInfo } } -// Constructed from http://edid.tv/manufacturer -static const char *get_manufacturer(uint16_t id) { -#define ID(a, b, c) ((a & 0x1f) << 10) | ((b & 0x1f) << 5) | (c & 0x1f) - switch (id) { - case ID('A', 'A', 'A'): return "Avolites Ltd"; - case ID('A', 'C', 'I'): return "Ancor Communications Inc"; - case ID('A', 'C', 'R'): return "Acer Technologies"; - case ID('A', 'D', 'A'): return "Addi-Data GmbH"; - case ID('A', 'P', 'P'): return "Apple Computer Inc"; - case ID('A', 'S', 'K'): return "Ask A/S"; - case ID('A', 'V', 'T'): return "Avtek (Electronics) Pty Ltd"; - case ID('B', 'N', 'O'): return "Bang & Olufsen"; - case ID('B', 'N', 'Q'): return "BenQ Corporation"; - case ID('C', 'M', 'N'): return "Chimei Innolux Corporation"; - case ID('C', 'M', 'O'): return "Chi Mei Optoelectronics corp."; - case ID('C', 'R', 'O'): return "Extraordinary Technologies PTY Limited"; - case ID('D', 'E', 'L'): return "Dell Inc."; - case ID('D', 'G', 'C'): return "Data General Corporation"; - case ID('D', 'O', 'N'): return "DENON, Ltd."; - case ID('E', 'N', 'C'): return "Eizo Nanao Corporation"; - case ID('E', 'P', 'H'): return "Epiphan Systems Inc."; - case ID('E', 'X', 'P'): return "Data Export Corporation"; - case ID('F', 'N', 'I'): return "Funai Electric Co., Ltd."; - case ID('F', 'U', 'S'): return "Fujitsu Siemens Computers GmbH"; - case ID('G', 'S', 'M'): return "Goldstar Company Ltd"; - case ID('H', 'I', 'Q'): return "Kaohsiung Opto Electronics Americas, Inc."; - case ID('H', 'S', 'D'): return "HannStar Display Corp"; - case ID('H', 'T', 'C'): return "Hitachi Ltd"; - case ID('H', 'W', 'P'): return "Hewlett Packard"; - case ID('I', 'N', 'T'): return "Interphase Corporation"; - case ID('I', 'N', 'X'): return "Communications Supply Corporation (A division of WESCO)"; - case ID('I', 'T', 'E'): return "Integrated Tech Express Inc"; - case ID('I', 'V', 'M'): return "Iiyama North America"; - case ID('L', 'E', 'N'): return "Lenovo Group Limited"; - case ID('M', 'A', 'X'): return "Rogen Tech Distribution Inc"; - case ID('M', 'E', 'G'): return "Abeam Tech Ltd"; - case ID('M', 'E', 'I'): return "Panasonic Industry Company"; - case ID('M', 'T', 'C'): return "Mars-Tech Corporation"; - case ID('M', 'T', 'X'): return "Matrox"; - case ID('N', 'E', 'C'): return "NEC Corporation"; - case ID('N', 'E', 'X'): return "Nexgen Mediatech Inc."; - case ID('O', 'N', 'K'): return "ONKYO Corporation"; - case ID('O', 'R', 'N'): return "ORION ELECTRIC CO., LTD."; - case ID('O', 'T', 'M'): return "Optoma Corporation"; - case ID('O', 'V', 'R'): return "Oculus VR, Inc."; - case ID('P', 'H', 'L'): return "Philips Consumer Electronics Company"; - case ID('P', 'I', 'O'): return "Pioneer Electronic Corporation"; - case ID('P', 'N', 'R'): return "Planar Systems, Inc."; - case ID('Q', 'D', 'S'): return "Quanta Display Inc."; - case ID('R', 'A', 'T'): return "Rent-A-Tech"; - case ID('R', 'E', 'N'): return "Renesas Technology Corp."; - case ID('S', 'A', 'M'): return "Samsung Electric Company"; - case ID('S', 'A', 'N'): return "Sanyo Electric Co., Ltd."; - case ID('S', 'E', 'C'): return "Seiko Epson Corporation"; - case ID('S', 'H', 'P'): return "Sharp Corporation"; - case ID('S', 'I', 'I'): return "Silicon Image, Inc."; - case ID('S', 'N', 'Y'): return "Sony"; - case ID('S', 'T', 'D'): return "STD Computer Inc"; - case ID('S', 'V', 'S'): return "SVSI"; - case ID('S', 'Y', 'N'): return "Synaptics Inc"; - case ID('T', 'C', 'L'): return "Technical Concepts Ltd"; - case ID('T', 'O', 'P'): return "Orion Communications Co., Ltd."; - case ID('T', 'S', 'B'): return "Toshiba America Info Systems Inc"; - case ID('T', 'S', 'T'): return "Transtream Inc"; - case ID('U', 'N', 'K'): return "Unknown"; - case ID('V', 'E', 'S'): return "Vestel Elektronik Sanayi ve Ticaret A. S."; - case ID('V', 'I', 'T'): return "Visitech AS"; - case ID('V', 'I', 'Z'): return "VIZIO, Inc"; - case ID('V', 'L', 'V'): return "Valve"; - case ID('V', 'S', 'C'): return "ViewSonic Corporation"; - case ID('Y', 'M', 'H'): return "Yamaha Corporation"; - default: return "Unknown"; - } -#undef ID -} - /* See https://en.wikipedia.org/wiki/Extended_Display_Identification_Data for layout of EDID data. * We don't parse the EDID properly. We just expect to receive valid data. */ @@ -142,7 +66,17 @@ void parse_edid(struct wlr_drm_connector *conn, size_t len, const uint8_t *data) } uint16_t id = (data[8] << 8) | data[9]; - output->make = strdup(get_manufacturer(id)); + const char *manu = get_pnp_manufacturer(id); + char pnp_id[4]; + if (!manu) { + // The ASCII 3-letter manufacturer PnP ID is encoded in 5-bit codes + pnp_id[0] = ((id >> 10) & 0x1F) + '@'; + pnp_id[1] = ((id >> 5) & 0x1F) + '@'; + pnp_id[2] = ((id >> 0) & 0x1F) + '@'; + pnp_id[3] = '\0'; + manu = pnp_id; + } + output->make = strdup(manu); uint16_t model = data[10] | (data[11] << 8); char model_str[32]; |