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+/*
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+ * Copyright 2008 Advanced Micro Devices, Inc.
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+ * Copyright 2008 Red Hat Inc.
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+ * Copyright 2009 Jerome Glisse.
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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: Dave Airlie
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+ * Alex Deucher
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+ * Jerome Glisse
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+ */
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+
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+#include <linux/console.h>
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+#include <drm/drmP.h>
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+#include <drm/drm_crtc_helper.h>
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+#include <drm/radeon_drm.h>
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+#include <linux/vgaarb.h>
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+#include <linux/vga_switcheroo.h>
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+#include "radeon_reg.h"
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+#include "radeon.h"
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+#include "radeon_asic.h"
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+#include "atom.h"
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+
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+/*
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+ * Registers accessors functions.
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+ */
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+static uint32_t radeon_invalid_rreg(struct radeon_device *rdev, uint32_t reg)
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+{
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+ DRM_ERROR("Invalid callback to read register 0x%04X\n", reg);
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+ BUG_ON(1);
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+ return 0;
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+}
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+
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+static void radeon_invalid_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
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+{
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+ DRM_ERROR("Invalid callback to write register 0x%04X with 0x%08X\n",
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+ reg, v);
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+ BUG_ON(1);
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+}
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+
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+static void radeon_register_accessor_init(struct radeon_device *rdev)
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+{
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+ rdev->mc_rreg = &radeon_invalid_rreg;
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+ rdev->mc_wreg = &radeon_invalid_wreg;
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+ rdev->pll_rreg = &radeon_invalid_rreg;
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+ rdev->pll_wreg = &radeon_invalid_wreg;
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+ rdev->pciep_rreg = &radeon_invalid_rreg;
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+ rdev->pciep_wreg = &radeon_invalid_wreg;
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+
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+ /* Don't change order as we are overridding accessor. */
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+ if (rdev->family < CHIP_RV515) {
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+ rdev->pcie_reg_mask = 0xff;
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+ } else {
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+ rdev->pcie_reg_mask = 0x7ff;
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+ }
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+ /* FIXME: not sure here */
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+ if (rdev->family <= CHIP_R580) {
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+ rdev->pll_rreg = &r100_pll_rreg;
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+ rdev->pll_wreg = &r100_pll_wreg;
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+ }
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+ if (rdev->family >= CHIP_R420) {
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+ rdev->mc_rreg = &r420_mc_rreg;
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+ rdev->mc_wreg = &r420_mc_wreg;
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+ }
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+ if (rdev->family >= CHIP_RV515) {
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+ rdev->mc_rreg = &rv515_mc_rreg;
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+ rdev->mc_wreg = &rv515_mc_wreg;
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+ }
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+ if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480) {
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+ rdev->mc_rreg = &rs400_mc_rreg;
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+ rdev->mc_wreg = &rs400_mc_wreg;
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+ }
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+ if (rdev->family == CHIP_RS690 || rdev->family == CHIP_RS740) {
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+ rdev->mc_rreg = &rs690_mc_rreg;
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+ rdev->mc_wreg = &rs690_mc_wreg;
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+ }
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+ if (rdev->family == CHIP_RS600) {
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+ rdev->mc_rreg = &rs600_mc_rreg;
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+ rdev->mc_wreg = &rs600_mc_wreg;
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+ }
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+ if ((rdev->family >= CHIP_R600) && (rdev->family <= CHIP_RV740)) {
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+ rdev->pciep_rreg = &r600_pciep_rreg;
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+ rdev->pciep_wreg = &r600_pciep_wreg;
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+ }
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+}
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+
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+
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+/* helper to disable agp */
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+void radeon_agp_disable(struct radeon_device *rdev)
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+{
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+ rdev->flags &= ~RADEON_IS_AGP;
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+ if (rdev->family >= CHIP_R600) {
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+ DRM_INFO("Forcing AGP to PCIE mode\n");
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+ rdev->flags |= RADEON_IS_PCIE;
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+ } else if (rdev->family >= CHIP_RV515 ||
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+ rdev->family == CHIP_RV380 ||
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+ rdev->family == CHIP_RV410 ||
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+ rdev->family == CHIP_R423) {
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+ DRM_INFO("Forcing AGP to PCIE mode\n");
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+ rdev->flags |= RADEON_IS_PCIE;
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+ rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
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+ rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
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+ } else {
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+ DRM_INFO("Forcing AGP to PCI mode\n");
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+ rdev->flags |= RADEON_IS_PCI;
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+ rdev->asic->gart_tlb_flush = &r100_pci_gart_tlb_flush;
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+ rdev->asic->gart_set_page = &r100_pci_gart_set_page;
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+ }
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+ rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
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+}
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+
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+/*
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+ * ASIC
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+ */
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+int radeon_asic_init(struct radeon_device *rdev)
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+{
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+ radeon_register_accessor_init(rdev);
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+ switch (rdev->family) {
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+ case CHIP_R100:
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+ case CHIP_RV100:
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+ case CHIP_RS100:
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+ case CHIP_RV200:
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+ case CHIP_RS200:
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+ rdev->asic = &r100_asic;
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+ break;
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+ case CHIP_R200:
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+ case CHIP_RV250:
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+ case CHIP_RS300:
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+ case CHIP_RV280:
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+ rdev->asic = &r200_asic;
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+ break;
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+ case CHIP_R300:
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+ case CHIP_R350:
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+ case CHIP_RV350:
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+ case CHIP_RV380:
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+ if (rdev->flags & RADEON_IS_PCIE)
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+ rdev->asic = &r300_asic_pcie;
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+ else
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+ rdev->asic = &r300_asic;
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+ break;
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+ case CHIP_R420:
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+ case CHIP_R423:
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+ case CHIP_RV410:
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+ rdev->asic = &r420_asic;
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+ break;
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+ case CHIP_RS400:
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+ case CHIP_RS480:
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+ rdev->asic = &rs400_asic;
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+ break;
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+ case CHIP_RS600:
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+ rdev->asic = &rs600_asic;
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+ break;
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+ case CHIP_RS690:
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+ case CHIP_RS740:
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+ rdev->asic = &rs690_asic;
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+ break;
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+ case CHIP_RV515:
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+ rdev->asic = &rv515_asic;
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+ break;
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+ case CHIP_R520:
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+ case CHIP_RV530:
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+ case CHIP_RV560:
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+ case CHIP_RV570:
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+ case CHIP_R580:
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+ rdev->asic = &r520_asic;
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+ break;
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+ case CHIP_R600:
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+ case CHIP_RV610:
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+ case CHIP_RV630:
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+ case CHIP_RV620:
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+ case CHIP_RV635:
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+ case CHIP_RV670:
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+ case CHIP_RS780:
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+ case CHIP_RS880:
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+ rdev->asic = &r600_asic;
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+ break;
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+ case CHIP_RV770:
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+ case CHIP_RV730:
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+ case CHIP_RV710:
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+ case CHIP_RV740:
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+ rdev->asic = &rv770_asic;
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+ break;
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+ case CHIP_CEDAR:
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+ case CHIP_REDWOOD:
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+ case CHIP_JUNIPER:
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+ case CHIP_CYPRESS:
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+ case CHIP_HEMLOCK:
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+ rdev->asic = &evergreen_asic;
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+ break;
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+ default:
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+ /* FIXME: not supported yet */
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+ return -EINVAL;
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+ }
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+
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+ if (rdev->flags & RADEON_IS_IGP) {
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+ rdev->asic->get_memory_clock = NULL;
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+ rdev->asic->set_memory_clock = NULL;
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+ }
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+
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+ return 0;
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+}
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+
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+/*
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+ * Wrapper around modesetting bits. Move to radeon_clocks.c?
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+ */
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+int radeon_clocks_init(struct radeon_device *rdev)
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+{
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+ int r;
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+
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+ r = radeon_static_clocks_init(rdev->ddev);
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+ if (r) {
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+ return r;
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+ }
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+ DRM_INFO("Clocks initialized !\n");
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+ return 0;
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+}
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+
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+void radeon_clocks_fini(struct radeon_device *rdev)
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+{
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+}
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