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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:22:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 09:22:22 +0000 |
commit | 3f13df4d019cfcbef3f9909e3b993896d3c934e6 (patch) | |
tree | 6c515810bee8549d81e68c548a26a63909f8e716 /tests/util/kms.c | |
parent | Initial commit. (diff) | |
download | libdrm-3f13df4d019cfcbef3f9909e3b993896d3c934e6.tar.xz libdrm-3f13df4d019cfcbef3f9909e3b993896d3c934e6.zip |
Adding upstream version 2.4.114.upstream/2.4.114upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tests/util/kms.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/tests/util/kms.c b/tests/util/kms.c new file mode 100644 index 0000000..95b7a45 --- /dev/null +++ b/tests/util/kms.c @@ -0,0 +1,163 @@ +/* + * Copyright 2008 Tungsten Graphics + * Jakob Bornecrantz <jakob@tungstengraphics.com> + * Copyright 2008 Intel Corporation + * Jesse Barnes <jesse.barnes@intel.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +/* + * This fairly simple test program dumps output in a similar format to the + * "xrandr" tool everyone knows & loves. It's necessarily slightly different + * since the kernel separates outputs into encoder and connector structures, + * each with their own unique ID. The program also allows test testing of the + * memory management and mode setting APIs by allowing the user to specify a + * connector and mode to use for mode setting. If all works as expected, a + * blue background should be painted on the monitor attached to the specified + * connector after the selected mode is set. + * + * TODO: use cairo to write the mode info on the selected output once + * the mode has been programmed, along with possible test patterns. + */ + +#include <errno.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include "xf86drm.h" +#include "xf86drmMode.h" + +#include "common.h" + +struct type_name { + unsigned int type; + const char *name; +}; + +static const char *util_lookup_type_name(unsigned int type, + const struct type_name *table, + unsigned int count) +{ + unsigned int i; + + for (i = 0; i < count; i++) + if (table[i].type == type) + return table[i].name; + + return NULL; +} + +static const struct type_name encoder_type_names[] = { + { DRM_MODE_ENCODER_NONE, "none" }, + { DRM_MODE_ENCODER_DAC, "DAC" }, + { DRM_MODE_ENCODER_TMDS, "TMDS" }, + { DRM_MODE_ENCODER_LVDS, "LVDS" }, + { DRM_MODE_ENCODER_TVDAC, "TVDAC" }, + { DRM_MODE_ENCODER_VIRTUAL, "Virtual" }, + { DRM_MODE_ENCODER_DSI, "DSI" }, + { DRM_MODE_ENCODER_DPMST, "DPMST" }, + { DRM_MODE_ENCODER_DPI, "DPI" }, +}; + +const char *util_lookup_encoder_type_name(unsigned int type) +{ + return util_lookup_type_name(type, encoder_type_names, + ARRAY_SIZE(encoder_type_names)); +} + +static const struct type_name connector_status_names[] = { + { DRM_MODE_CONNECTED, "connected" }, + { DRM_MODE_DISCONNECTED, "disconnected" }, + { DRM_MODE_UNKNOWNCONNECTION, "unknown" }, +}; + +const char *util_lookup_connector_status_name(unsigned int status) +{ + return util_lookup_type_name(status, connector_status_names, + ARRAY_SIZE(connector_status_names)); +} + +static const char * const modules[] = { + "i915", + "amdgpu", + "radeon", + "nouveau", + "vmwgfx", + "omapdrm", + "exynos", + "tilcdc", + "msm", + "sti", + "tegra", + "imx-drm", + "rockchip", + "atmel-hlcdc", + "fsl-dcu-drm", + "vc4", + "virtio_gpu", + "mediatek", + "meson", + "pl111", + "stm", + "sun4i-drm", + "armada-drm", + "komeda", + "imx-dcss", + "mxsfb-drm", + "simpledrm", + "imx-lcdif", +}; + +int util_open(const char *device, const char *module) +{ + int fd; + + if (module) { + fd = drmOpen(module, device); + if (fd < 0) { + fprintf(stderr, "failed to open device '%s': %s\n", + module, strerror(errno)); + return -errno; + } + } else { + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(modules); i++) { + printf("trying to open device '%s'...", modules[i]); + + fd = drmOpen(modules[i], device); + if (fd < 0) { + printf("failed\n"); + } else { + printf("done\n"); + break; + } + } + + if (fd < 0) { + fprintf(stderr, "no device found\n"); + return -ENODEV; + } + } + + return fd; +} |