--- /dev/null
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * 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.
+ *
+ * Authors: Dave Airlie
+ * Alex Deucher
+ * Jerome Glisse
+ */
+#include <linux/seq_file.h>
+#include <linux/slab.h>
+#include <drm/drmP.h>
+#include "radeon.h"
+#include "radeon_asic.h"
+#include "rs400d.h"
+
+/* This files gather functions specifics to : rs400,rs480 */
+static int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
+
+void rs400_gart_adjust_size(struct radeon_device *rdev)
+{
+ /* Check gart size */
+ switch (rdev->mc.gtt_size/(1024*1024)) {
+ case 32:
+ case 64:
+ case 128:
+ case 256:
+ case 512:
+ case 1024:
+ case 2048:
+ break;
+ default:
+ DRM_ERROR("Unable to use IGP GART size %uM\n",
+ (unsigned)(rdev->mc.gtt_size >> 20));
+ DRM_ERROR("Valid GART size for IGP are 32M,64M,128M,256M,512M,1G,2G\n");
+ DRM_ERROR("Forcing to 32M GART size\n");
+ rdev->mc.gtt_size = 32 * 1024 * 1024;
+ return;
+ }
+}
+
+void rs400_gart_tlb_flush(struct radeon_device *rdev)
+{
+ uint32_t tmp;
+ unsigned int timeout = rdev->usec_timeout;
+
+ WREG32_MC(RS480_GART_CACHE_CNTRL, RS480_GART_CACHE_INVALIDATE);
+ do {
+ tmp = RREG32_MC(RS480_GART_CACHE_CNTRL);
+ if ((tmp & RS480_GART_CACHE_INVALIDATE) == 0)
+ break;
+ DRM_UDELAY(1);
+ timeout--;
+ } while (timeout > 0);
+ WREG32_MC(RS480_GART_CACHE_CNTRL, 0);
+}
+
+int rs400_gart_init(struct radeon_device *rdev)
+{
+ int r;
+
+ if (rdev->gart.ptr) {
+ WARN(1, "RS400 GART already initialized\n");
+ return 0;
+ }
+ /* Check gart size */
+ switch(rdev->mc.gtt_size / (1024 * 1024)) {
+ case 32:
+ case 64:
+ case 128:
+ case 256:
+ case 512:
+ case 1024:
+ case 2048:
+ break;
+ default:
+ return -EINVAL;
+ }
+ /* Initialize common gart structure */
+ r = radeon_gart_init(rdev);
+ if (r)
+ return r;
+ if (rs400_debugfs_pcie_gart_info_init(rdev))
+ DRM_ERROR("Failed to register debugfs file for RS400 GART !\n");
+ rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
+ return radeon_gart_table_ram_alloc(rdev);
+}
+
+int rs400_gart_enable(struct radeon_device *rdev)
+{
+ uint32_t size_reg;
+ uint32_t tmp;
+
+ tmp = RREG32_MC(RS690_AIC_CTRL_SCRATCH);
+ tmp |= RS690_DIS_OUT_OF_PCI_GART_ACCESS;
+ WREG32_MC(RS690_AIC_CTRL_SCRATCH, tmp);
+ /* Check gart size */
+ switch(rdev->mc.gtt_size / (1024 * 1024)) {
+ case 32:
+ size_reg = RS480_VA_SIZE_32MB;
+ break;
+ case 64:
+ size_reg = RS480_VA_SIZE_64MB;
+ break;
+ case 128:
+ size_reg = RS480_VA_SIZE_128MB;
+ break;
+ case 256:
+ size_reg = RS480_VA_SIZE_256MB;
+ break;
+ case 512:
+ size_reg = RS480_VA_SIZE_512MB;
+ break;
+ case 1024:
+ size_reg = RS480_VA_SIZE_1GB;
+ break;
+ case 2048:
+ size_reg = RS480_VA_SIZE_2GB;
+ break;
+ default:
+ return -EINVAL;
+ }
+ /* It should be fine to program it to max value */
+ if (rdev->family == CHIP_RS690 || (rdev->family == CHIP_RS740)) {
+ WREG32_MC(RS690_MCCFG_AGP_BASE, 0xFFFFFFFF);
+ WREG32_MC(RS690_MCCFG_AGP_BASE_2, 0);
+ } else {
+ WREG32(RADEON_AGP_BASE, 0xFFFFFFFF);
+ WREG32(RS480_AGP_BASE_2, 0);
+ }
+ tmp = REG_SET(RS690_MC_AGP_TOP, rdev->mc.gtt_end >> 16);
+ tmp |= REG_SET(RS690_MC_AGP_START, rdev->mc.gtt_start >> 16);
+ if ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740)) {
+ WREG32_MC(RS690_MCCFG_AGP_LOCATION, tmp);
+ tmp = RREG32(RADEON_BUS_CNTL) & ~RS600_BUS_MASTER_DIS;
+ WREG32(RADEON_BUS_CNTL, tmp);
+ } else {
+ WREG32(RADEON_MC_AGP_LOCATION, tmp);
+ tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
+ WREG32(RADEON_BUS_CNTL, tmp);
+ }
+ /* Table should be in 32bits address space so ignore bits above. */
+ tmp = (u32)rdev->gart.table_addr & 0xfffff000;
+ tmp |= (upper_32_bits(rdev->gart.table_addr) & 0xff) << 4;
+
+ WREG32_MC(RS480_GART_BASE, tmp);
+ /* TODO: more tweaking here */
+ WREG32_MC(RS480_GART_FEATURE_ID,
+ (RS480_TLB_ENABLE |
+ RS480_GTW_LAC_EN | RS480_1LEVEL_GART));
+ /* Disable snooping */
+ WREG32_MC(RS480_AGP_MODE_CNTL,
+ (1 << RS480_REQ_TYPE_SNOOP_SHIFT) | RS480_REQ_TYPE_SNOOP_DIS);
+ /* Disable AGP mode */
+ /* FIXME: according to doc we should set HIDE_MMCFG_BAR=0,
+ * AGPMODE30=0 & AGP30ENHANCED=0 in NB_CNTL */
+ if ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740)) {
+ tmp = RREG32_MC(RS480_MC_MISC_CNTL);
+ tmp |= RS480_GART_INDEX_REG_EN | RS690_BLOCK_GFX_D3_EN;
+ WREG32_MC(RS480_MC_MISC_CNTL, tmp);
+ } else {
+ tmp = RREG32_MC(RS480_MC_MISC_CNTL);
+ tmp |= RS480_GART_INDEX_REG_EN;
+ WREG32_MC(RS480_MC_MISC_CNTL, tmp);
+ }
+ /* Enable gart */
+ WREG32_MC(RS480_AGP_ADDRESS_SPACE_SIZE, (RS480_GART_EN | size_reg));
+ rs400_gart_tlb_flush(rdev);
+ DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
+ (unsigned)(rdev->mc.gtt_size >> 20),
+ (unsigned long long)rdev->gart.table_addr);
+ rdev->gart.ready = true;
+ return 0;
+}
+
+void rs400_gart_disable(struct radeon_device *rdev)
+{
+ uint32_t tmp;
+
+ tmp = RREG32_MC(RS690_AIC_CTRL_SCRATCH);
+ tmp |= RS690_DIS_OUT_OF_PCI_GART_ACCESS;
+ WREG32_MC(RS690_AIC_CTRL_SCRATCH, tmp);
+ WREG32_MC(RS480_AGP_ADDRESS_SPACE_SIZE, 0);
+}
+
+void rs400_gart_fini(struct radeon_device *rdev)
+{
+ radeon_gart_fini(rdev);
+ rs400_gart_disable(rdev);
+ radeon_gart_table_ram_free(rdev);
+}
+
+#define RS400_PTE_UNSNOOPED (1 << 0)
+#define RS400_PTE_WRITEABLE (1 << 2)
+#define RS400_PTE_READABLE (1 << 3)
+
+uint64_t rs400_gart_get_page_entry(uint64_t addr, uint32_t flags)
+{
+ uint32_t entry;
+
+ entry = (lower_32_bits(addr) & PAGE_MASK) |
+ ((upper_32_bits(addr) & 0xff) << 4);
+ if (flags & RADEON_GART_PAGE_READ)
+ entry |= RS400_PTE_READABLE;
+ if (flags & RADEON_GART_PAGE_WRITE)
+ entry |= RS400_PTE_WRITEABLE;
+ if (!(flags & RADEON_GART_PAGE_SNOOP))
+ entry |= RS400_PTE_UNSNOOPED;
+ return entry;
+}
+
+void rs400_gart_set_page(struct radeon_device *rdev, unsigned i,
+ uint64_t entry)
+{
+ u32 *gtt = rdev->gart.ptr;
+ gtt[i] = cpu_to_le32(lower_32_bits(entry));
+}
+
+int rs400_mc_wait_for_idle(struct radeon_device *rdev)
+{
+ unsigned i;
+ uint32_t tmp;
+
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ /* read MC_STATUS */
+ tmp = RREG32(RADEON_MC_STATUS);
+ if (tmp & RADEON_MC_IDLE) {
+ return 0;
+ }
+ DRM_UDELAY(1);
+ }
+ return -1;
+}
+
+static void rs400_gpu_init(struct radeon_device *rdev)
+{
+ /* FIXME: is this correct ? */
+ r420_pipes_init(rdev);
+ if (rs400_mc_wait_for_idle(rdev)) {
+ printk(KERN_WARNING "rs400: Failed to wait MC idle while "
+ "programming pipes. Bad things might happen. %08x\n", RREG32(RADEON_MC_STATUS));
+ }
+}
+
+static void rs400_mc_init(struct radeon_device *rdev)
+{
+ u64 base;
+
+ rs400_gart_adjust_size(rdev);
+ rdev->mc.igp_sideport_enabled = radeon_combios_sideport_present(rdev);
+ /* DDR for all card after R300 & IGP */
+ rdev->mc.vram_is_ddr = true;
+ rdev->mc.vram_width = 128;
+ r100_vram_init_sizes(rdev);
+ base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16;
+ radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = rdev->mc.gtt_size - 1;
+ radeon_gtt_location(rdev, &rdev->mc);
+ radeon_update_bandwidth_info(rdev);
+}
+
+uint32_t rs400_mc_rreg(struct radeon_device *rdev, uint32_t reg)
+{
+ unsigned long flags;
+ uint32_t r;
+
+ spin_lock_irqsave(&rdev->mc_idx_lock, flags);
+ WREG32(RS480_NB_MC_INDEX, reg & 0xff);
+ r = RREG32(RS480_NB_MC_DATA);
+ WREG32(RS480_NB_MC_INDEX, 0xff);
+ spin_unlock_irqrestore(&rdev->mc_idx_lock, flags);
+ return r;
+}
+
+void rs400_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&rdev->mc_idx_lock, flags);
+ WREG32(RS480_NB_MC_INDEX, ((reg) & 0xff) | RS480_NB_MC_IND_WR_EN);
+ WREG32(RS480_NB_MC_DATA, (v));
+ WREG32(RS480_NB_MC_INDEX, 0xff);
+ spin_unlock_irqrestore(&rdev->mc_idx_lock, flags);
+}
+
+#if defined(CONFIG_DEBUG_FS)
+static int rs400_debugfs_gart_info(struct seq_file *m, void *data)
+{
+ struct drm_info_node *node = (struct drm_info_node *) m->private;
+ struct drm_device *dev = node->minor->dev;
+ struct radeon_device *rdev = dev->dev_private;
+ uint32_t tmp;
+
+ tmp = RREG32(RADEON_HOST_PATH_CNTL);
+ seq_printf(m, "HOST_PATH_CNTL 0x%08x\n", tmp);
+ tmp = RREG32(RADEON_BUS_CNTL);
+ seq_printf(m, "BUS_CNTL 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS690_AIC_CTRL_SCRATCH);
+ seq_printf(m, "AIC_CTRL_SCRATCH 0x%08x\n", tmp);
+ if (rdev->family == CHIP_RS690 || (rdev->family == CHIP_RS740)) {
+ tmp = RREG32_MC(RS690_MCCFG_AGP_BASE);
+ seq_printf(m, "MCCFG_AGP_BASE 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS690_MCCFG_AGP_BASE_2);
+ seq_printf(m, "MCCFG_AGP_BASE_2 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS690_MCCFG_AGP_LOCATION);
+ seq_printf(m, "MCCFG_AGP_LOCATION 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS690_MCCFG_FB_LOCATION);
+ seq_printf(m, "MCCFG_FB_LOCATION 0x%08x\n", tmp);
+ tmp = RREG32(RS690_HDP_FB_LOCATION);
+ seq_printf(m, "HDP_FB_LOCATION 0x%08x\n", tmp);
+ } else {
+ tmp = RREG32(RADEON_AGP_BASE);
+ seq_printf(m, "AGP_BASE 0x%08x\n", tmp);
+ tmp = RREG32(RS480_AGP_BASE_2);
+ seq_printf(m, "AGP_BASE_2 0x%08x\n", tmp);
+ tmp = RREG32(RADEON_MC_AGP_LOCATION);
+ seq_printf(m, "MC_AGP_LOCATION 0x%08x\n", tmp);
+ }
+ tmp = RREG32_MC(RS480_GART_BASE);
+ seq_printf(m, "GART_BASE 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS480_GART_FEATURE_ID);
+ seq_printf(m, "GART_FEATURE_ID 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS480_AGP_MODE_CNTL);
+ seq_printf(m, "AGP_MODE_CONTROL 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS480_MC_MISC_CNTL);
+ seq_printf(m, "MC_MISC_CNTL 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x5F);
+ seq_printf(m, "MC_MISC_UMA_CNTL 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS480_AGP_ADDRESS_SPACE_SIZE);
+ seq_printf(m, "AGP_ADDRESS_SPACE_SIZE 0x%08x\n", tmp);
+ tmp = RREG32_MC(RS480_GART_CACHE_CNTRL);
+ seq_printf(m, "GART_CACHE_CNTRL 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x3B);
+ seq_printf(m, "MC_GART_ERROR_ADDRESS 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x3C);
+ seq_printf(m, "MC_GART_ERROR_ADDRESS_HI 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x30);
+ seq_printf(m, "GART_ERROR_0 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x31);
+ seq_printf(m, "GART_ERROR_1 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x32);
+ seq_printf(m, "GART_ERROR_2 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x33);
+ seq_printf(m, "GART_ERROR_3 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x34);
+ seq_printf(m, "GART_ERROR_4 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x35);
+ seq_printf(m, "GART_ERROR_5 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x36);
+ seq_printf(m, "GART_ERROR_6 0x%08x\n", tmp);
+ tmp = RREG32_MC(0x37);
+ seq_printf(m, "GART_ERROR_7 0x%08x\n", tmp);
+ return 0;
+}
+
+static struct drm_info_list rs400_gart_info_list[] = {
+ {"rs400_gart_info", rs400_debugfs_gart_info, 0, NULL},
+};
+#endif
+
+static int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
+{
+#if defined(CONFIG_DEBUG_FS)
+ return radeon_debugfs_add_files(rdev, rs400_gart_info_list, 1);
+#else
+ return 0;
+#endif
+}
+
+static void rs400_mc_program(struct radeon_device *rdev)
+{
+ struct r100_mc_save save;
+
+ /* Stops all mc clients */
+ r100_mc_stop(rdev, &save);
+
+ /* Wait for mc idle */
+ if (rs400_mc_wait_for_idle(rdev))
+ dev_warn(rdev->dev, "rs400: Wait MC idle timeout before updating MC.\n");
+ WREG32(R_000148_MC_FB_LOCATION,
+ S_000148_MC_FB_START(rdev->mc.vram_start >> 16) |
+ S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16));
+
+ r100_mc_resume(rdev, &save);
+}
+
+static int rs400_startup(struct radeon_device *rdev)
+{
+ int r;
+
+ r100_set_common_regs(rdev);
+
+ rs400_mc_program(rdev);
+ /* Resume clock */
+ r300_clock_startup(rdev);
+ /* Initialize GPU configuration (# pipes, ...) */
+ rs400_gpu_init(rdev);
+ r100_enable_bm(rdev);
+ /* Initialize GART (initialize after TTM so we can allocate
+ * memory through TTM but finalize after TTM) */
+ r = rs400_gart_enable(rdev);
+ if (r)
+ return r;
+
+ /* allocate wb buffer */
+ r = radeon_wb_init(rdev);
+ if (r)
+ return r;
+
+ r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
+ if (r) {
+ dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
+ return r;
+ }
+
+ /* Enable IRQ */
+ if (!rdev->irq.installed) {
+ r = radeon_irq_kms_init(rdev);
+ if (r)
+ return r;
+ }
+
+ r100_irq_set(rdev);
+ rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
+ /* 1M ring buffer */
+ r = r100_cp_init(rdev, 1024 * 1024);
+ if (r) {
+ dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
+ return r;
+ }
+
+ r = radeon_ib_pool_init(rdev);
+ if (r) {
+ dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
+ return r;
+ }
+
+ return 0;
+}
+
+int rs400_resume(struct radeon_device *rdev)
+{
+ int r;
+
+ /* Make sur GART are not working */
+ rs400_gart_disable(rdev);
+ /* Resume clock before doing reset */
+ r300_clock_startup(rdev);
+ /* setup MC before calling post tables */
+ rs400_mc_program(rdev);
+ /* Reset gpu before posting otherwise ATOM will enter infinite loop */
+ if (radeon_asic_reset(rdev)) {
+ dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+ RREG32(R_000E40_RBBM_STATUS),
+ RREG32(R_0007C0_CP_STAT));
+ }
+ /* post */
+ radeon_combios_asic_init(rdev->ddev);
+ /* Resume clock after posting */
+ r300_clock_startup(rdev);
+ /* Initialize surface registers */
+ radeon_surface_init(rdev);
+
+ rdev->accel_working = true;
+ r = rs400_startup(rdev);
+ if (r) {
+ rdev->accel_working = false;
+ }
+ return r;
+}
+
+int rs400_suspend(struct radeon_device *rdev)
+{
+ radeon_pm_suspend(rdev);
+ r100_cp_disable(rdev);
+ radeon_wb_disable(rdev);
+ r100_irq_disable(rdev);
+ rs400_gart_disable(rdev);
+ return 0;
+}
+
+void rs400_fini(struct radeon_device *rdev)
+{
+ radeon_pm_fini(rdev);
+ r100_cp_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_ib_pool_fini(rdev);
+ radeon_gem_fini(rdev);
+ rs400_gart_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ radeon_fence_driver_fini(rdev);
+ radeon_bo_fini(rdev);
+ radeon_atombios_fini(rdev);
+ kfree(rdev->bios);
+ rdev->bios = NULL;
+}
+
+int rs400_init(struct radeon_device *rdev)
+{
+ int r;
+
+ /* Disable VGA */
+ r100_vga_render_disable(rdev);
+ /* Initialize scratch registers */
+ radeon_scratch_init(rdev);
+ /* Initialize surface registers */
+ radeon_surface_init(rdev);
+ /* TODO: disable VGA need to use VGA request */
+ /* restore some register to sane defaults */
+ r100_restore_sanity(rdev);
+ /* BIOS*/
+ if (!radeon_get_bios(rdev)) {
+ if (ASIC_IS_AVIVO(rdev))
+ return -EINVAL;
+ }
+ if (rdev->is_atom_bios) {
+ dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n");
+ return -EINVAL;
+ } else {
+ r = radeon_combios_init(rdev);
+ if (r)
+ return r;
+ }
+ /* Reset gpu before posting otherwise ATOM will enter infinite loop */
+ if (radeon_asic_reset(rdev)) {
+ dev_warn(rdev->dev,
+ "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+ RREG32(R_000E40_RBBM_STATUS),
+ RREG32(R_0007C0_CP_STAT));
+ }
+ /* check if cards are posted or not */
+ if (radeon_boot_test_post_card(rdev) == false)
+ return -EINVAL;
+
+ /* Initialize clocks */
+ radeon_get_clock_info(rdev->ddev);
+ /* initialize memory controller */
+ rs400_mc_init(rdev);
+ /* Fence driver */
+ r = radeon_fence_driver_init(rdev);
+ if (r)
+ return r;
+ /* Memory manager */
+ r = radeon_bo_init(rdev);
+ if (r)
+ return r;
+ r = rs400_gart_init(rdev);
+ if (r)
+ return r;
+ r300_set_reg_safe(rdev);
+
+ /* Initialize power management */
+ radeon_pm_init(rdev);
+
+ rdev->accel_working = true;
+ r = rs400_startup(rdev);
+ if (r) {
+ /* Somethings want wront with the accel init stop accel */
+ dev_err(rdev->dev, "Disabling GPU acceleration\n");
+ r100_cp_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_ib_pool_fini(rdev);
+ rs400_gart_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ rdev->accel_working = false;
+ }
+ return 0;
+}
Code Review / kvmfornfv.git / blobdiff