diff options
Diffstat (limited to 'lib')
-rw-r--r-- | lib/Makefile.sources | 1 | ||||
-rw-r--r-- | lib/igt_edid.h | 125 | ||||
-rw-r--r-- | lib/igt_kms.c | 50 | ||||
-rw-r--r-- | lib/igt_kms.h | 23 |
4 files changed, 195 insertions, 4 deletions
diff --git a/lib/Makefile.sources b/lib/Makefile.sources index 62a0c758..8c6c4dc0 100644 --- a/lib/Makefile.sources +++ b/lib/Makefile.sources @@ -40,6 +40,7 @@ libintel_tools_la_SOURCES = \ intel_iosf.c \ igt_kms.c \ igt_kms.h \ + igt_edid.h \ igt_fb.c \ igt_fb.h \ igt_core.c \ diff --git a/lib/igt_edid.h b/lib/igt_edid.h new file mode 100644 index 00000000..27373b7d --- /dev/null +++ b/lib/igt_edid.h @@ -0,0 +1,125 @@ +/* + * generic edid taken from Linux, drivers/gpu/drm/drm_edid_load.c: + * + * + drm_edid_load.c: use a built-in EDID data set or load it via the firmware + interface + + Copyright (C) 2012 Carsten Emde <C.Emde@osadl.org> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. +*/ + +#ifndef __IGT_EDID_H__ +#define __IGT_EDID_H__ + +#include "igt_kms.h" + +#define EDID_LENGTH 128 + +static const unsigned char generic_edid[MAX_EDIDS][EDID_LENGTH] = { + { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, + 0x31, 0xd8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x16, 0x01, 0x03, 0x6d, 0x23, 0x1a, 0x78, + 0xea, 0x5e, 0xc0, 0xa4, 0x59, 0x4a, 0x98, 0x25, + 0x20, 0x50, 0x54, 0x00, 0x08, 0x00, 0x61, 0x40, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x64, 0x19, + 0x00, 0x40, 0x41, 0x00, 0x26, 0x30, 0x08, 0x90, + 0x36, 0x00, 0x63, 0x0a, 0x11, 0x00, 0x00, 0x18, + 0x00, 0x00, 0x00, 0xff, 0x00, 0x4c, 0x69, 0x6e, + 0x75, 0x78, 0x20, 0x23, 0x30, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x3b, + 0x3d, 0x2f, 0x31, 0x07, 0x00, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfc, + 0x00, 0x4c, 0x69, 0x6e, 0x75, 0x78, 0x20, 0x58, + 0x47, 0x41, 0x0a, 0x20, 0x20, 0x20, 0x00, 0x55, + }, + { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, + 0x31, 0xd8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x16, 0x01, 0x03, 0x6d, 0x2c, 0x23, 0x78, + 0xea, 0x5e, 0xc0, 0xa4, 0x59, 0x4a, 0x98, 0x25, + 0x20, 0x50, 0x54, 0x00, 0x00, 0x00, 0x81, 0x80, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x30, 0x2a, + 0x00, 0x98, 0x51, 0x00, 0x2a, 0x40, 0x30, 0x70, + 0x13, 0x00, 0xbc, 0x63, 0x11, 0x00, 0x00, 0x1e, + 0x00, 0x00, 0x00, 0xff, 0x00, 0x4c, 0x69, 0x6e, + 0x75, 0x78, 0x20, 0x23, 0x30, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x3b, + 0x3d, 0x3e, 0x40, 0x0b, 0x00, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfc, + 0x00, 0x4c, 0x69, 0x6e, 0x75, 0x78, 0x20, 0x53, + 0x58, 0x47, 0x41, 0x0a, 0x20, 0x20, 0x00, 0xa0, + }, + { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, + 0x31, 0xd8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x16, 0x01, 0x03, 0x6d, 0x37, 0x29, 0x78, + 0xea, 0x5e, 0xc0, 0xa4, 0x59, 0x4a, 0x98, 0x25, + 0x20, 0x50, 0x54, 0x00, 0x00, 0x00, 0xa9, 0x40, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x48, 0x3f, + 0x40, 0x30, 0x62, 0xb0, 0x32, 0x40, 0x40, 0xc0, + 0x13, 0x00, 0x2b, 0xa0, 0x21, 0x00, 0x00, 0x1e, + 0x00, 0x00, 0x00, 0xff, 0x00, 0x4c, 0x69, 0x6e, + 0x75, 0x78, 0x20, 0x23, 0x30, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x3b, + 0x3d, 0x4a, 0x4c, 0x11, 0x00, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfc, + 0x00, 0x4c, 0x69, 0x6e, 0x75, 0x78, 0x20, 0x55, + 0x58, 0x47, 0x41, 0x0a, 0x20, 0x20, 0x00, 0x9d, + }, + { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, + 0x31, 0xd8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x16, 0x01, 0x03, 0x6d, 0x2b, 0x1b, 0x78, + 0xea, 0x5e, 0xc0, 0xa4, 0x59, 0x4a, 0x98, 0x25, + 0x20, 0x50, 0x54, 0x00, 0x00, 0x00, 0xb3, 0x00, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x21, 0x39, + 0x90, 0x30, 0x62, 0x1a, 0x27, 0x40, 0x68, 0xb0, + 0x36, 0x00, 0xb5, 0x11, 0x11, 0x00, 0x00, 0x1e, + 0x00, 0x00, 0x00, 0xff, 0x00, 0x4c, 0x69, 0x6e, + 0x75, 0x78, 0x20, 0x23, 0x30, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x3b, + 0x3d, 0x40, 0x42, 0x0f, 0x00, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfc, + 0x00, 0x4c, 0x69, 0x6e, 0x75, 0x78, 0x20, 0x57, + 0x53, 0x58, 0x47, 0x41, 0x0a, 0x20, 0x00, 0x26, + }, + { + 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, + 0x31, 0xd8, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x05, 0x16, 0x01, 0x03, 0x6d, 0x32, 0x1c, 0x78, + 0xea, 0x5e, 0xc0, 0xa4, 0x59, 0x4a, 0x98, 0x25, + 0x20, 0x50, 0x54, 0x00, 0x00, 0x00, 0xd1, 0xc0, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, + 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x3a, + 0x80, 0x18, 0x71, 0x38, 0x2d, 0x40, 0x58, 0x2c, + 0x45, 0x00, 0xf4, 0x19, 0x11, 0x00, 0x00, 0x1e, + 0x00, 0x00, 0x00, 0xff, 0x00, 0x4c, 0x69, 0x6e, + 0x75, 0x78, 0x20, 0x23, 0x30, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x3b, + 0x3d, 0x42, 0x44, 0x0f, 0x00, 0x0a, 0x20, 0x20, + 0x20, 0x20, 0x20, 0x20, 0x00, 0x00, 0x00, 0xfc, + 0x00, 0x4c, 0x69, 0x6e, 0x75, 0x78, 0x20, 0x46, + 0x48, 0x44, 0x0a, 0x20, 0x20, 0x20, 0x00, 0x05, + } +}; + +#endif /* __IGT_EDID_H__ */ diff --git a/lib/igt_kms.c b/lib/igt_kms.c index 87dd6413..4a2551aa 100644 --- a/lib/igt_kms.c +++ b/lib/igt_kms.c @@ -408,6 +408,20 @@ static int get_card_number(int fd) return minor(buf.st_rdev) & 0x3f; } +static char* get_debugfs_connector_path(int drm_fd, drmModeConnector *connector, + const char *file) +{ + char *path; + + asprintf(&path, "/sys/kernel/debug/dri/%d/%s-%d/%s", + get_card_number(drm_fd), + kmstest_connector_type_str(connector->connector_type), + connector->connector_type_id, + file); + + return path; +} + /** * kmstest_force_connector: * @fd: drm file descriptor @@ -440,10 +454,7 @@ void kmstest_force_connector(int drm_fd, drmModeConnector *connector, enum break; } - asprintf(&path, "/sys/kernel/debug/dri/%d/%s-%d/force", - get_card_number(drm_fd), - kmstest_connector_type_str(connector->connector_type), - connector->connector_type_id); + path = get_debugfs_connector_path(drm_fd, connector, "force"); debugfs_fd = open(path, O_WRONLY | O_TRUNC); free(path); @@ -455,6 +466,37 @@ void kmstest_force_connector(int drm_fd, drmModeConnector *connector, enum igt_assert(ret != -1); } +/** + * kmstest_force_edid: + * @drm_fd: drm file descriptor + * @connector: connector to set @edid on + * @edid: An EDID data block + * @length: length of the EDID data. #EDID_LENGTH defines the standard EDID + * length + * + * Set the EDID data on @connector to @edid. See #generic_edid and + * #kmstest_generic_edid for a set of generic EDID data blocks. + */ +void kmstest_force_edid(int drm_fd, drmModeConnector *connector, + const unsigned char *edid, size_t length) +{ + char *path; + int debugfs_fd, ret; + + path = get_debugfs_connector_path(drm_fd, connector, "edid_override"); + + debugfs_fd = open(path, O_WRONLY | O_TRUNC); + + free(path); + + igt_assert(debugfs_fd != -1); + + ret = write(debugfs_fd, edid, length); + close(debugfs_fd); + + igt_assert(ret != -1); +} + void kmstest_free_connector_config(struct kmstest_connector_config *config) { drmModeFreeCrtc(config->crtc); diff --git a/lib/igt_kms.h b/lib/igt_kms.h index 072e79e1..e97febea 100644 --- a/lib/igt_kms.h +++ b/lib/igt_kms.h @@ -96,6 +96,27 @@ enum kmstest_force_connector_state { FORCE_CONNECTOR_OFF }; + +/** + * kmstest_generic_edid: + * @EDID_XGA: 1024x768 + * @EDID_SXGA: 1280x1024 + * @EDID_UXGA: 1600x1200 + * @EDID_WSXGA: 1680x1050 + * @EDID_FHD: 1920x1080 + * @MAX_EDIDS: Size of #generic_edid array + */ +enum kmstest_generic_edid { + EDID_XGA, /* 1024x768 */ + EDID_SXGA, /* 1280x1024 */ + EDID_UXGA, /* 1600x1200 */ + EDID_WSXGA, /* 1680x1050 */ + EDID_FHD, /* 1920x1080 */ + + MAX_EDIDS +}; + + int kmstest_get_connector_default_mode(int drm_fd, drmModeConnector *connector, drmModeModeInfo *mode); int kmstest_get_connector_config(int drm_fd, uint32_t connector_id, @@ -103,6 +124,8 @@ int kmstest_get_connector_config(int drm_fd, uint32_t connector_id, struct kmstest_connector_config *config); void kmstest_force_connector(int fd, drmModeConnector *connector, enum kmstest_force_connector_state state); +void kmstest_force_edid(int drm_fd, drmModeConnector *connector, + const unsigned char *edid, size_t length); void kmstest_free_connector_config(struct kmstest_connector_config *config); void kmstest_dump_mode(drmModeModeInfo *mode); |