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path: root/drivers/gpu/drm/nouveau/nv04_display.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv04_display.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv04_display.c260
1 files changed, 0 insertions, 260 deletions
diff --git a/drivers/gpu/drm/nouveau/nv04_display.c b/drivers/gpu/drm/nouveau/nv04_display.c
deleted file mode 100644
index 9e28cf772e3..00000000000
--- a/drivers/gpu/drm/nouveau/nv04_display.c
+++ /dev/null
@@ -1,260 +0,0 @@
-/*
- * Copyright 2009 Red Hat Inc.
- *
- * 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Ben Skeggs
- */
-
-#include "drmP.h"
-#include "drm.h"
-#include "drm_crtc_helper.h"
-
-#include "nouveau_drv.h"
-#include "nouveau_fb.h"
-#include "nouveau_hw.h"
-#include "nouveau_encoder.h"
-#include "nouveau_connector.h"
-
-static void
-nv04_display_store_initial_head_owner(struct drm_device *dev)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
-
- if (dev_priv->chipset != 0x11) {
- dev_priv->crtc_owner = NVReadVgaCrtc(dev, 0, NV_CIO_CRE_44);
- return;
- }
-
- /* reading CR44 is broken on nv11, so we attempt to infer it */
- if (nvReadMC(dev, NV_PBUS_DEBUG_1) & (1 << 28)) /* heads tied, restore both */
- dev_priv->crtc_owner = 0x4;
- else {
- uint8_t slaved_on_A, slaved_on_B;
- bool tvA = false;
- bool tvB = false;
-
- slaved_on_B = NVReadVgaCrtc(dev, 1, NV_CIO_CRE_PIXEL_INDEX) &
- 0x80;
- if (slaved_on_B)
- tvB = !(NVReadVgaCrtc(dev, 1, NV_CIO_CRE_LCD__INDEX) &
- MASK(NV_CIO_CRE_LCD_LCD_SELECT));
-
- slaved_on_A = NVReadVgaCrtc(dev, 0, NV_CIO_CRE_PIXEL_INDEX) &
- 0x80;
- if (slaved_on_A)
- tvA = !(NVReadVgaCrtc(dev, 0, NV_CIO_CRE_LCD__INDEX) &
- MASK(NV_CIO_CRE_LCD_LCD_SELECT));
-
- if (slaved_on_A && !tvA)
- dev_priv->crtc_owner = 0x0;
- else if (slaved_on_B && !tvB)
- dev_priv->crtc_owner = 0x3;
- else if (slaved_on_A)
- dev_priv->crtc_owner = 0x0;
- else if (slaved_on_B)
- dev_priv->crtc_owner = 0x3;
- else
- dev_priv->crtc_owner = 0x0;
- }
-}
-
-int
-nv04_display_early_init(struct drm_device *dev)
-{
- /* Make the I2C buses accessible. */
- if (!nv_gf4_disp_arch(dev)) {
- uint32_t pmc_enable = nv_rd32(dev, NV03_PMC_ENABLE);
-
- if (!(pmc_enable & 1))
- nv_wr32(dev, NV03_PMC_ENABLE, pmc_enable | 1);
- }
-
- /* Unlock the VGA CRTCs. */
- NVLockVgaCrtcs(dev, false);
-
- /* Make sure the CRTCs aren't in slaved mode. */
- if (nv_two_heads(dev)) {
- nv04_display_store_initial_head_owner(dev);
- NVSetOwner(dev, 0);
- }
-
- return 0;
-}
-
-void
-nv04_display_late_takedown(struct drm_device *dev)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
-
- if (nv_two_heads(dev))
- NVSetOwner(dev, dev_priv->crtc_owner);
-
- NVLockVgaCrtcs(dev, true);
-}
-
-int
-nv04_display_create(struct drm_device *dev)
-{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct dcb_table *dcb = &dev_priv->vbios.dcb;
- struct drm_connector *connector, *ct;
- struct drm_encoder *encoder;
- struct drm_crtc *crtc;
- int i, ret;
-
- NV_DEBUG_KMS(dev, "\n");
-
- nouveau_hw_save_vga_fonts(dev, 1);
-
- drm_mode_config_init(dev);
- drm_mode_create_scaling_mode_property(dev);
- drm_mode_create_dithering_property(dev);
-
- dev->mode_config.funcs = (void *)&nouveau_mode_config_funcs;
-
- dev->mode_config.min_width = 0;
- dev->mode_config.min_height = 0;
- switch (dev_priv->card_type) {
- case NV_04:
- dev->mode_config.max_width = 2048;
- dev->mode_config.max_height = 2048;
- break;
- default:
- dev->mode_config.max_width = 4096;
- dev->mode_config.max_height = 4096;
- break;
- }
-
- dev->mode_config.fb_base = dev_priv->fb_phys;
-
- nv04_crtc_create(dev, 0);
- if (nv_two_heads(dev))
- nv04_crtc_create(dev, 1);
-
- for (i = 0; i < dcb->entries; i++) {
- struct dcb_entry *dcbent = &dcb->entry[i];
-
- connector = nouveau_connector_create(dev, dcbent->connector);
- if (IS_ERR(connector))
- continue;
-
- switch (dcbent->type) {
- case OUTPUT_ANALOG:
- ret = nv04_dac_create(connector, dcbent);
- break;
- case OUTPUT_LVDS:
- case OUTPUT_TMDS:
- ret = nv04_dfp_create(connector, dcbent);
- break;
- case OUTPUT_TV:
- if (dcbent->location == DCB_LOC_ON_CHIP)
- ret = nv17_tv_create(connector, dcbent);
- else
- ret = nv04_tv_create(connector, dcbent);
- break;
- default:
- NV_WARN(dev, "DCB type %d not known\n", dcbent->type);
- continue;
- }
-
- if (ret)
- continue;
- }
-
- list_for_each_entry_safe(connector, ct,
- &dev->mode_config.connector_list, head) {
- if (!connector->encoder_ids[0]) {
- NV_WARN(dev, "%s has no encoders, removing\n",
- drm_get_connector_name(connector));
- connector->funcs->destroy(connector);
- }
- }
-
- /* Save previous state */
- list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
- crtc->funcs->save(crtc);
-
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- struct drm_encoder_helper_funcs *func = encoder->helper_private;
-
- func->save(encoder);
- }
-
- return 0;
-}
-
-void
-nv04_display_destroy(struct drm_device *dev)
-{
- struct drm_encoder *encoder;
- struct drm_crtc *crtc;
-
- NV_DEBUG_KMS(dev, "\n");
-
- /* Turn every CRTC off. */
- list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
- struct drm_mode_set modeset = {
- .crtc = crtc,
- };
-
- crtc->funcs->set_config(&modeset);
- }
-
- /* Restore state */
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- struct drm_encoder_helper_funcs *func = encoder->helper_private;
-
- func->restore(encoder);
- }
-
- list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
- crtc->funcs->restore(crtc);
-
- drm_mode_config_cleanup(dev);
-
- nouveau_hw_save_vga_fonts(dev, 0);
-}
-
-int
-nv04_display_init(struct drm_device *dev)
-{
- struct drm_encoder *encoder;
- struct drm_crtc *crtc;
-
- /* meh.. modeset apparently doesn't setup all the regs and depends
- * on pre-existing state, for now load the state of the card *before*
- * nouveau was loaded, and then do a modeset.
- *
- * best thing to do probably is to make save/restore routines not
- * save/restore "pre-load" state, but more general so we can save
- * on suspend too.
- */
- list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- struct drm_encoder_helper_funcs *func = encoder->helper_private;
-
- func->restore(encoder);
- }
-
- list_for_each_entry(crtc, &dev->mode_config.crtc_list, head)
- crtc->funcs->restore(crtc);
-
- return 0;
-}
-
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-03 18:38:17 +0000