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drm/nvd0/disp: very initial evo setup
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs
parent
02e4f5877d
commit
26f6d88b32
@ -28,6 +28,7 @@ nouveau-y := nouveau_drv.o nouveau_state.o nouveau_channel.o nouveau_mem.o \
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nv04_dac.o nv04_dfp.o nv04_tv.o nv17_tv.o nv17_tv_modes.o \
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nv04_crtc.o nv04_display.o nv04_cursor.o \
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nv04_fbcon.o nv50_fbcon.o nvc0_fbcon.o \
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nvd0_display.o \
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nv10_gpio.o nv50_gpio.o \
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nv50_calc.o \
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nv04_pm.o nv50_pm.o nva3_pm.o nvc0_pm.o \
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@ -1281,6 +1281,11 @@ extern int nv04_display_create(struct drm_device *);
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extern int nv04_display_init(struct drm_device *);
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extern void nv04_display_destroy(struct drm_device *);
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/* nvd0_display.c */
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extern int nvd0_display_create(struct drm_device *);
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extern int nvd0_display_init(struct drm_device *);
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extern void nvd0_display_destroy(struct drm_device *);
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/* nv04_crtc.c */
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extern int nv04_crtc_create(struct drm_device *, int index);
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@ -456,9 +456,9 @@ static int nouveau_init_engine_ptrs(struct drm_device *dev)
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engine->fifo.unload_context = nvc0_fifo_unload_context;
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engine->display.early_init = nouveau_stub_init;
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engine->display.late_takedown = nouveau_stub_takedown;
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engine->display.create = nouveau_stub_init;
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engine->display.init = nouveau_stub_init;
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engine->display.destroy = nouveau_stub_takedown;
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engine->display.create = nvd0_display_create;
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engine->display.init = nvd0_display_init;
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engine->display.destroy = nvd0_display_destroy;
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engine->gpio.init = nv50_gpio_init;
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engine->gpio.takedown = nouveau_stub_takedown;
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engine->gpio.get = nvd0_gpio_get;
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170
drivers/gpu/drm/nouveau/nvd0_display.c
Normal file
170
drivers/gpu/drm/nouveau/nvd0_display.c
Normal file
@ -0,0 +1,170 @@
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/*
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* Copyright 2011 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors: Ben Skeggs
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*/
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#include "drmP.h"
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#include "nouveau_drv.h"
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#include "nouveau_connector.h"
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#include "nouveau_encoder.h"
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#include "nouveau_crtc.h"
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struct nvd0_display {
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struct nouveau_gpuobj *mem;
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};
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static struct nvd0_display *
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nvd0_display(struct drm_device *dev)
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{
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struct drm_nouveau_private *dev_priv = dev->dev_private;
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return dev_priv->engine.display.priv;
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}
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/******************************************************************************
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* DAC
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*****************************************************************************/
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/******************************************************************************
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* SOR
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*****************************************************************************/
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/******************************************************************************
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* IRQ
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*****************************************************************************/
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/******************************************************************************
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* Init
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*****************************************************************************/
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static void
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nvd0_display_fini(struct drm_device *dev)
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{
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int i;
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/* fini cursors */
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for (i = 14; i >= 13; i--) {
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if (!(nv_rd32(dev, 0x610490 + (i * 0x10)) & 0x00000001))
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continue;
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nv_mask(dev, 0x610490 + (i * 0x10), 0x00000001, 0x00000000);
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nv_wait(dev, 0x610490 + (i * 0x10), 0x00010000, 0x00000000);
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nv_mask(dev, 0x610090, 1 << i, 0x00000000);
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nv_mask(dev, 0x6100a0, 1 << i, 0x00000000);
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}
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/* fini master */
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if (nv_rd32(dev, 0x610490) & 0x00000010) {
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nv_mask(dev, 0x610490, 0x00000010, 0x00000000);
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nv_mask(dev, 0x610490, 0x00000003, 0x00000000);
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nv_wait(dev, 0x610490, 0x80000000, 0x00000000);
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nv_mask(dev, 0x610090, 0x00000001, 0x00000000);
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nv_mask(dev, 0x6100a0, 0x00000001, 0x00000000);
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}
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}
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int
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nvd0_display_init(struct drm_device *dev)
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{
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struct nvd0_display *disp = nvd0_display(dev);
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int i;
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if (nv_rd32(dev, 0x6100ac) & 0x00000100) {
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nv_wr32(dev, 0x6100ac, 0x00000100);
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nv_mask(dev, 0x6194e8, 0x00000001, 0x00000000);
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if (!nv_wait(dev, 0x6194e8, 0x00000002, 0x00000000)) {
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NV_ERROR(dev, "PDISP: 0x6194e8 0x%08x\n",
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nv_rd32(dev, 0x6194e8));
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return -EBUSY;
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}
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}
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nv_wr32(dev, 0x610010, (disp->mem->vinst >> 8) | 9);
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/* init master */
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nv_wr32(dev, 0x610494, ((disp->mem->vinst + 0x1000) >> 8) | 1);
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nv_wr32(dev, 0x610498, 0x00010000);
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nv_wr32(dev, 0x61049c, 0x00000000);
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nv_mask(dev, 0x610490, 0x00000010, 0x00000010);
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nv_wr32(dev, 0x640000, 0x00000000);
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nv_wr32(dev, 0x610490, 0x01000013);
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if (!nv_wait(dev, 0x610490, 0x80000000, 0x00000000)) {
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NV_ERROR(dev, "PDISP: master 0x%08x\n",
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nv_rd32(dev, 0x610490));
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return -EBUSY;
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}
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nv_mask(dev, 0x610090, 0x00000001, 0x00000001);
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nv_mask(dev, 0x6100a0, 0x00000001, 0x00000001);
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/* init cursors */
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for (i = 13; i <= 14; i++) {
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nv_wr32(dev, 0x610490 + (i * 0x10), 0x00000001);
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if (!nv_wait(dev, 0x610490 + (i * 0x10), 0x00010000, 0x00010000)) {
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NV_ERROR(dev, "PDISP: curs%d 0x%08x\n", i,
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nv_rd32(dev, 0x610490 + (i * 0x10)));
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return -EBUSY;
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}
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nv_mask(dev, 0x610090, 1 << i, 1 << i);
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nv_mask(dev, 0x6100a0, 1 << i, 1 << i);
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}
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return 0;
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}
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void
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nvd0_display_destroy(struct drm_device *dev)
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{
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struct drm_nouveau_private *dev_priv = dev->dev_private;
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struct nvd0_display *disp = nvd0_display(dev);
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nvd0_display_fini(dev);
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dev_priv->engine.display.priv = NULL;
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nouveau_gpuobj_ref(NULL, &disp->mem);
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kfree(disp);
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}
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int
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nvd0_display_create(struct drm_device *dev)
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{
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struct drm_nouveau_private *dev_priv = dev->dev_private;
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struct nvd0_display *disp;
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int ret;
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disp = kzalloc(sizeof(*disp), GFP_KERNEL);
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if (!disp)
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return -ENOMEM;
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dev_priv->engine.display.priv = disp;
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ret = nouveau_gpuobj_new(dev, NULL, 8 * 1024, 0x1000, 0, &disp->mem);
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if (ret)
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goto out;
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ret = nvd0_display_init(dev);
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if (ret)
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goto out;
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out:
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if (ret)
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nvd0_display_destroy(dev);
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return ret;
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}
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