diff options
Diffstat (limited to 'src/gallium/state_trackers/xorg/xorg_crtc.c')
| -rw-r--r-- | src/gallium/state_trackers/xorg/xorg_crtc.c | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/xorg/xorg_crtc.c b/src/gallium/state_trackers/xorg/xorg_crtc.c new file mode 100644 index 00000000000..7304113a659 --- /dev/null +++ b/src/gallium/state_trackers/xorg/xorg_crtc.c @@ -0,0 +1,314 @@ +/* + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. + * + * + * Author: Alan Hourihane <[email protected]> + * Author: Jakob Bornecrantz <[email protected]> + * + */ + +#include <unistd.h> +#include <string.h> +#include <assert.h> +#include <stdlib.h> +#include <math.h> +#include <stdint.h> + +#include "xorg-server.h" +#include <xf86.h> +#include <xf86i2c.h> +#include <xf86Crtc.h> +#include "xorg_tracker.h" +#include "xf86Modes.h" + +#define DPMS_SERVER +#include <X11/extensions/dpms.h> + +#include "pipe/p_inlines.h" + +struct crtc_private +{ + drmModeCrtcPtr drm_crtc; + + /* hwcursor */ + struct pipe_buffer *cursor_buf; + unsigned cursor_handle; +}; + +static void +crtc_dpms(xf86CrtcPtr crtc, int mode) +{ + //ScrnInfoPtr pScrn = crtc->scrn; + + switch (mode) { + case DPMSModeOn: + case DPMSModeStandby: + case DPMSModeSuspend: + break; + case DPMSModeOff: + break; + } +} + +static Bool +crtc_lock(xf86CrtcPtr crtc) +{ + return FALSE; +} + +static void +crtc_unlock(xf86CrtcPtr crtc) +{ +} + +static void +crtc_prepare(xf86CrtcPtr crtc) +{ +} + +static void +crtc_commit(xf86CrtcPtr crtc) +{ +} + +static Bool +crtc_mode_fixup(xf86CrtcPtr crtc, DisplayModePtr mode, + DisplayModePtr adjusted_mode) +{ + return TRUE; +} + +static void +crtc_mode_set(xf86CrtcPtr crtc, DisplayModePtr mode, + DisplayModePtr adjusted_mode, int x, int y) +{ + xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(crtc->scrn); + modesettingPtr ms = modesettingPTR(crtc->scrn); + xf86OutputPtr output = config->output[config->compat_output]; + drmModeConnectorPtr drm_connector = output->driver_private; + struct crtc_private *crtcp = crtc->driver_private; + drmModeCrtcPtr drm_crtc = crtcp->drm_crtc; + drmModeModeInfo drm_mode; + + drm_mode.clock = mode->Clock; + drm_mode.hdisplay = mode->HDisplay; + drm_mode.hsync_start = mode->HSyncStart; + drm_mode.hsync_end = mode->HSyncEnd; + drm_mode.htotal = mode->HTotal; + drm_mode.vdisplay = mode->VDisplay; + drm_mode.vsync_start = mode->VSyncStart; + drm_mode.vsync_end = mode->VSyncEnd; + drm_mode.vtotal = mode->VTotal; + drm_mode.flags = mode->Flags; + drm_mode.hskew = mode->HSkew; + drm_mode.vscan = mode->VScan; + drm_mode.vrefresh = mode->VRefresh; + if (!mode->name) + xf86SetModeDefaultName(mode); + strncpy(drm_mode.name, mode->name, DRM_DISPLAY_MODE_LEN); + + drmModeSetCrtc(ms->fd, drm_crtc->crtc_id, ms->fb_id, x, y, + &drm_connector->connector_id, 1, &drm_mode); +} + +#if 0 +static void +crtc_load_lut(xf86CrtcPtr crtc) +{ + //ScrnInfoPtr pScrn = crtc->scrn; +} +#endif + +static void +crtc_gamma_set(xf86CrtcPtr crtc, CARD16 * red, CARD16 * green, CARD16 * blue, + int size) +{ +} + +static void * +crtc_shadow_allocate(xf86CrtcPtr crtc, int width, int height) +{ + //ScrnInfoPtr pScrn = crtc->scrn; + + return NULL; +} + +static PixmapPtr +crtc_shadow_create(xf86CrtcPtr crtc, void *data, int width, int height) +{ + //ScrnInfoPtr pScrn = crtc->scrn; + + return NULL; +} + +static void +crtc_shadow_destroy(xf86CrtcPtr crtc, PixmapPtr rotate_pixmap, void *data) +{ + //ScrnInfoPtr pScrn = crtc->scrn; +} + +static void +crtc_destroy(xf86CrtcPtr crtc) +{ + modesettingPtr ms = modesettingPTR(crtc->scrn); + struct crtc_private *crtcp = crtc->driver_private; + + if (crtcp->cursor_buf) + pipe_buffer_reference(&crtcp->cursor_buf, NULL); + + drmModeFreeCrtc(crtcp->drm_crtc); + xfree(crtcp); +} + +static void +crtc_load_cursor_argb(xf86CrtcPtr crtc, CARD32 * image) +{ + unsigned char *ptr; + modesettingPtr ms = modesettingPTR(crtc->scrn); + struct crtc_private *crtcp = crtc->driver_private; + + if (!crtcp->cursor_buf) { + crtcp->cursor_buf = pipe_buffer_create(ms->screen, + 0, + PIPE_BUFFER_USAGE_CPU_WRITE | + PIPE_BUFFER_USAGE_GPU_READ, + 64*64*4); + drm_api_hooks.handle_from_buffer(ms->screen, + crtcp->cursor_buf, + &crtcp->cursor_handle); + } + + ptr = pipe_buffer_map(ms->screen, crtcp->cursor_buf, PIPE_BUFFER_USAGE_CPU_WRITE); + + if (ptr) + memcpy(ptr, image, 64 * 64 * 4); + + pipe_buffer_unmap(ms->screen, crtcp->cursor_buf); +} + +static void +crtc_set_cursor_position(xf86CrtcPtr crtc, int x, int y) +{ + modesettingPtr ms = modesettingPTR(crtc->scrn); + struct crtc_private *crtcp = crtc->driver_private; + + drmModeMoveCursor(ms->fd, crtcp->drm_crtc->crtc_id, x, y); +} + +static void +crtc_show_cursor(xf86CrtcPtr crtc) +{ + modesettingPtr ms = modesettingPTR(crtc->scrn); + struct crtc_private *crtcp = crtc->driver_private; + + if (crtcp->cursor_buf) + drmModeSetCursor(ms->fd, crtcp->drm_crtc->crtc_id, + crtcp->cursor_handle, 64, 64); +} + +static void +crtc_hide_cursor(xf86CrtcPtr crtc) +{ + modesettingPtr ms = modesettingPTR(crtc->scrn); + struct crtc_private *crtcp = crtc->driver_private; + + drmModeSetCursor(ms->fd, crtcp->drm_crtc->crtc_id, 0, 0, 0); +} + +static const xf86CrtcFuncsRec crtc_funcs = { + .dpms = crtc_dpms, + .save = NULL, + .restore = NULL, + .lock = crtc_lock, + .unlock = crtc_unlock, + .mode_fixup = crtc_mode_fixup, + .prepare = crtc_prepare, + .mode_set = crtc_mode_set, + .commit = crtc_commit, + .gamma_set = crtc_gamma_set, + .shadow_create = crtc_shadow_create, + .shadow_allocate = crtc_shadow_allocate, + .shadow_destroy = crtc_shadow_destroy, + .set_cursor_position = crtc_set_cursor_position, + .show_cursor = crtc_show_cursor, + .hide_cursor = crtc_hide_cursor, + .load_cursor_image = NULL, /* lets convert to argb only */ + .set_cursor_colors = NULL, /* using argb only */ + .load_cursor_argb = crtc_load_cursor_argb, + .destroy = crtc_destroy, +}; + +void +cursor_destroy(xf86CrtcPtr crtc) +{ + modesettingPtr ms = modesettingPTR(crtc->scrn); + struct crtc_private *crtcp = crtc->driver_private; + + if (crtcp->cursor_buf) { + pipe_buffer_reference(&crtcp->cursor_buf, NULL); + } +} + +void +crtc_init(ScrnInfoPtr pScrn) +{ + modesettingPtr ms = modesettingPTR(pScrn); + xf86CrtcPtr crtc; + drmModeResPtr res; + drmModeCrtcPtr drm_crtc = NULL; + struct crtc_private *crtcp; + int c; + + res = drmModeGetResources(ms->fd); + if (res == 0) { + ErrorF("Failed drmModeGetResources %d\n", errno); + return; + } + + for (c = 0; c < res->count_crtcs; c++) { + drm_crtc = drmModeGetCrtc(ms->fd, res->crtcs[c]); + if (!drm_crtc) + continue; + + crtc = xf86CrtcCreate(pScrn, &crtc_funcs); + if (crtc == NULL) + goto out; + + crtcp = xcalloc(1, sizeof(struct crtc_private)); + if (!crtcp) { + xf86CrtcDestroy(crtc); + goto out; + } + + crtcp->drm_crtc = drm_crtc; + + crtc->driver_private = crtcp; + + } + + out: + drmModeFreeResources(res); +} + +/* vim: set sw=4 ts=8 sts=4: */ |