diff options
Diffstat (limited to '')
| -rw-r--r-- | method-linux-drm.h (renamed from gamma-linux-drm.h) | 57 |
1 files changed, 53 insertions, 4 deletions
diff --git a/gamma-linux-drm.h b/method-linux-drm.h index a8f1e1c..50da38e 100644 --- a/gamma-linux-drm.h +++ b/method-linux-drm.h @@ -1,6 +1,35 @@ /* See LICENSE file for copyright and license details. */ -#ifndef LIBGAMMA_GAMMA_LINUX_DRM_H -#define LIBGAMMA_GAMMA_LINUX_DRM_H + +#include <xf86drm.h> +#include <xf86drmMode.h> + + +/** + * Graphics card data for the Direct Rendering Manager adjustment method + */ +typedef struct libgamma_drm_card_data { + /** + * File descriptor for the connection to the graphics card + */ + int fd; + + /** + * The graphics card's mode resources + */ + drmModeRes *res; + + /** + * Resources for open connectors + */ + drmModeConnector **connectors; + + /** + * Resources for open encoders + */ + drmModeEncoder **encoders; + +} libgamma_drm_card_data_t; + /** @@ -8,6 +37,7 @@ * * @param this The data structure to fill with the method's capabilities */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__))) void libgamma_linux_drm_method_capabilities(libgamma_method_capabilities_t *restrict); /** @@ -23,6 +53,7 @@ void libgamma_linux_drm_method_capabilities(libgamma_method_capabilities_t *rest * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__(1), __warn_unused_result__))) int libgamma_linux_drm_site_initialise(libgamma_site_state_t *restrict, char *restrict); /** @@ -30,6 +61,7 @@ int libgamma_linux_drm_site_initialise(libgamma_site_state_t *restrict, char *re * * @param this The site state */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__))) void libgamma_linux_drm_site_destroy(libgamma_site_state_t *restrict); /** @@ -39,6 +71,7 @@ void libgamma_linux_drm_site_destroy(libgamma_site_state_t *restrict); * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) int libgamma_linux_drm_site_restore(libgamma_site_state_t *restrict); @@ -51,6 +84,7 @@ int libgamma_linux_drm_site_restore(libgamma_site_state_t *restrict); * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) int libgamma_linux_drm_partition_initialise(libgamma_partition_state_t *restrict, libgamma_site_state_t *restrict, size_t); /** @@ -58,6 +92,7 @@ int libgamma_linux_drm_partition_initialise(libgamma_partition_state_t *restrict * * @param this The partition state */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__))) void libgamma_linux_drm_partition_destroy(libgamma_partition_state_t *restrict); /** @@ -67,6 +102,7 @@ void libgamma_linux_drm_partition_destroy(libgamma_partition_state_t *restrict); * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) int libgamma_linux_drm_partition_restore(libgamma_partition_state_t *restrict); @@ -79,6 +115,7 @@ int libgamma_linux_drm_partition_restore(libgamma_partition_state_t *restrict); * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) int libgamma_linux_drm_crtc_initialise(libgamma_crtc_state_t *restrict, libgamma_partition_state_t *restrict, size_t); /** @@ -86,6 +123,7 @@ int libgamma_linux_drm_crtc_initialise(libgamma_crtc_state_t *restrict, libgamma * * @param this The CRTC state */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__))) void libgamma_linux_drm_crtc_destroy(libgamma_crtc_state_t *restrict); /** @@ -95,6 +133,7 @@ void libgamma_linux_drm_crtc_destroy(libgamma_crtc_state_t *restrict); * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) int libgamma_linux_drm_crtc_restore(libgamma_crtc_state_t *restrict); @@ -106,6 +145,7 @@ int libgamma_linux_drm_crtc_restore(libgamma_crtc_state_t *restrict); * @param fields OR:ed identifiers for the information about the CRTC that should be read * @return Zero on success, -1 on error; on error refer to the error reports in `this` */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) int libgamma_linux_drm_get_crtc_information(libgamma_crtc_information_t *restrict, libgamma_crtc_state_t *restrict, int32_t); /** @@ -116,6 +156,7 @@ int libgamma_linux_drm_get_crtc_information(libgamma_crtc_information_t *restric * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) int libgamma_linux_drm_crtc_get_gamma_ramps16(libgamma_crtc_state_t *restrict, libgamma_gamma_ramps16_t *restrict); /** @@ -126,7 +167,15 @@ int libgamma_linux_drm_crtc_get_gamma_ramps16(libgamma_crtc_state_t *restrict, l * @return Zero on success, otherwise (negative) the value of an * error identifier provided by this library */ -int libgamma_linux_drm_crtc_set_gamma_ramps16(libgamma_crtc_state_t *restrict, libgamma_gamma_ramps16_t); +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__, __warn_unused_result__))) +int libgamma_linux_drm_crtc_set_gamma_ramps16(libgamma_crtc_state_t *restrict, const libgamma_gamma_ramps16_t *restrict); + -#endif +/** + * Release all connectors and encoders + * + * @param this The graphics card data + */ +LIBGAMMA_GCC_ONLY__(__attribute__((__nonnull__))) +void libgamma_linux_drm_internal_release_connectors_and_encoders(libgamma_drm_card_data_t *restrict); |