--- /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 <drm/drm.h>
+#include <drm/drm_crtc_helper.h>
+#include "radeon_reg.h"
+#include "radeon.h"
+#include "radeon_asic.h"
+#include <drm/radeon_drm.h>
+#include "r100_track.h"
+#include "r300d.h"
+#include "rv350d.h"
+#include "r300_reg_safe.h"
+
+/* This files gather functions specifics to: r300,r350,rv350,rv370,rv380
+ *
+ * GPU Errata:
+ * - HOST_PATH_CNTL: r300 family seems to dislike write to HOST_PATH_CNTL
+ * using MMIO to flush host path read cache, this lead to HARDLOCKUP.
+ * However, scheduling such write to the ring seems harmless, i suspect
+ * the CP read collide with the flush somehow, or maybe the MC, hard to
+ * tell. (Jerome Glisse)
+ */
+
+/*
+ * rv370,rv380 PCIE GART
+ */
+static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
+
+void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
+{
+ uint32_t tmp;
+ int i;
+
+ /* Workaround HW bug do flush 2 times */
+ for (i = 0; i < 2; i++) {
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB);
+ (void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
+ }
+ mb();
+}
+
+#define R300_PTE_UNSNOOPED (1 << 0)
+#define R300_PTE_WRITEABLE (1 << 2)
+#define R300_PTE_READABLE (1 << 3)
+
+uint64_t rv370_pcie_gart_get_page_entry(uint64_t addr, uint32_t flags)
+{
+ addr = (lower_32_bits(addr) >> 8) |
+ ((upper_32_bits(addr) & 0xff) << 24);
+ if (flags & RADEON_GART_PAGE_READ)
+ addr |= R300_PTE_READABLE;
+ if (flags & RADEON_GART_PAGE_WRITE)
+ addr |= R300_PTE_WRITEABLE;
+ if (!(flags & RADEON_GART_PAGE_SNOOP))
+ addr |= R300_PTE_UNSNOOPED;
+ return addr;
+}
+
+void rv370_pcie_gart_set_page(struct radeon_device *rdev, unsigned i,
+ uint64_t entry)
+{
+ void __iomem *ptr = rdev->gart.ptr;
+
+ /* on x86 we want this to be CPU endian, on powerpc
+ * on powerpc without HW swappers, it'll get swapped on way
+ * into VRAM - so no need for cpu_to_le32 on VRAM tables */
+ writel(entry, ((void __iomem *)ptr) + (i * 4));
+}
+
+int rv370_pcie_gart_init(struct radeon_device *rdev)
+{
+ int r;
+
+ if (rdev->gart.robj) {
+ WARN(1, "RV370 PCIE GART already initialized\n");
+ return 0;
+ }
+ /* Initialize common gart structure */
+ r = radeon_gart_init(rdev);
+ if (r)
+ return r;
+ r = rv370_debugfs_pcie_gart_info_init(rdev);
+ if (r)
+ DRM_ERROR("Failed to register debugfs file for PCIE gart !\n");
+ rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
+ rdev->asic->gart.tlb_flush = &rv370_pcie_gart_tlb_flush;
+ rdev->asic->gart.get_page_entry = &rv370_pcie_gart_get_page_entry;
+ rdev->asic->gart.set_page = &rv370_pcie_gart_set_page;
+ return radeon_gart_table_vram_alloc(rdev);
+}
+
+int rv370_pcie_gart_enable(struct radeon_device *rdev)
+{
+ uint32_t table_addr;
+ uint32_t tmp;
+ int r;
+
+ if (rdev->gart.robj == NULL) {
+ dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
+ return -EINVAL;
+ }
+ r = radeon_gart_table_vram_pin(rdev);
+ if (r)
+ return r;
+ /* discard memory request outside of configured range */
+ tmp = RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
+ WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, rdev->mc.gtt_start);
+ tmp = rdev->mc.gtt_end & ~RADEON_GPU_PAGE_MASK;
+ WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, tmp);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0);
+ table_addr = rdev->gart.table_addr;
+ WREG32_PCIE(RADEON_PCIE_TX_GART_BASE, table_addr);
+ /* FIXME: setup default page */
+ WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_start);
+ WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0);
+ /* Clear error */
+ WREG32_PCIE(RADEON_PCIE_TX_GART_ERROR, 0);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
+ tmp |= RADEON_PCIE_TX_GART_EN;
+ tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
+ WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
+ rv370_pcie_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)table_addr);
+ rdev->gart.ready = true;
+ return 0;
+}
+
+void rv370_pcie_gart_disable(struct radeon_device *rdev)
+{
+ u32 tmp;
+
+ WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, 0);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, 0);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0);
+ WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL);
+ tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
+ WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp & ~RADEON_PCIE_TX_GART_EN);
+ radeon_gart_table_vram_unpin(rdev);
+}
+
+void rv370_pcie_gart_fini(struct radeon_device *rdev)
+{
+ radeon_gart_fini(rdev);
+ rv370_pcie_gart_disable(rdev);
+ radeon_gart_table_vram_free(rdev);
+}
+
+void r300_fence_ring_emit(struct radeon_device *rdev,
+ struct radeon_fence *fence)
+{
+ struct radeon_ring *ring = &rdev->ring[fence->ring];
+
+ /* Who ever call radeon_fence_emit should call ring_lock and ask
+ * for enough space (today caller are ib schedule and buffer move) */
+ /* Write SC register so SC & US assert idle */
+ radeon_ring_write(ring, PACKET0(R300_RE_SCISSORS_TL, 0));
+ radeon_ring_write(ring, 0);
+ radeon_ring_write(ring, PACKET0(R300_RE_SCISSORS_BR, 0));
+ radeon_ring_write(ring, 0);
+ /* Flush 3D cache */
+ radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+ radeon_ring_write(ring, R300_RB3D_DC_FLUSH);
+ radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
+ radeon_ring_write(ring, R300_ZC_FLUSH);
+ /* Wait until IDLE & CLEAN */
+ radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
+ radeon_ring_write(ring, (RADEON_WAIT_3D_IDLECLEAN |
+ RADEON_WAIT_2D_IDLECLEAN |
+ RADEON_WAIT_DMA_GUI_IDLE));
+ radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0));
+ radeon_ring_write(ring, rdev->config.r300.hdp_cntl |
+ RADEON_HDP_READ_BUFFER_INVALIDATE);
+ radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0));
+ radeon_ring_write(ring, rdev->config.r300.hdp_cntl);
+ /* Emit fence sequence & fire IRQ */
+ radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0));
+ radeon_ring_write(ring, fence->seq);
+ radeon_ring_write(ring, PACKET0(RADEON_GEN_INT_STATUS, 0));
+ radeon_ring_write(ring, RADEON_SW_INT_FIRE);
+}
+
+void r300_ring_start(struct radeon_device *rdev, struct radeon_ring *ring)
+{
+ unsigned gb_tile_config;
+ int r;
+
+ /* Sub pixel 1/12 so we can have 4K rendering according to doc */
+ gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
+ switch(rdev->num_gb_pipes) {
+ case 2:
+ gb_tile_config |= R300_PIPE_COUNT_R300;
+ break;
+ case 3:
+ gb_tile_config |= R300_PIPE_COUNT_R420_3P;
+ break;
+ case 4:
+ gb_tile_config |= R300_PIPE_COUNT_R420;
+ break;
+ case 1:
+ default:
+ gb_tile_config |= R300_PIPE_COUNT_RV350;
+ break;
+ }
+
+ r = radeon_ring_lock(rdev, ring, 64);
+ if (r) {
+ return;
+ }
+ radeon_ring_write(ring, PACKET0(RADEON_ISYNC_CNTL, 0));
+ radeon_ring_write(ring,
+ RADEON_ISYNC_ANY2D_IDLE3D |
+ RADEON_ISYNC_ANY3D_IDLE2D |
+ RADEON_ISYNC_WAIT_IDLEGUI |
+ RADEON_ISYNC_CPSCRATCH_IDLEGUI);
+ radeon_ring_write(ring, PACKET0(R300_GB_TILE_CONFIG, 0));
+ radeon_ring_write(ring, gb_tile_config);
+ radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
+ radeon_ring_write(ring,
+ RADEON_WAIT_2D_IDLECLEAN |
+ RADEON_WAIT_3D_IDLECLEAN);
+ radeon_ring_write(ring, PACKET0(R300_DST_PIPE_CONFIG, 0));
+ radeon_ring_write(ring, R300_PIPE_AUTO_CONFIG);
+ radeon_ring_write(ring, PACKET0(R300_GB_SELECT, 0));
+ radeon_ring_write(ring, 0);
+ radeon_ring_write(ring, PACKET0(R300_GB_ENABLE, 0));
+ radeon_ring_write(ring, 0);
+ radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+ radeon_ring_write(ring, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE);
+ radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
+ radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE);
+ radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
+ radeon_ring_write(ring,
+ RADEON_WAIT_2D_IDLECLEAN |
+ RADEON_WAIT_3D_IDLECLEAN);
+ radeon_ring_write(ring, PACKET0(R300_GB_AA_CONFIG, 0));
+ radeon_ring_write(ring, 0);
+ radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+ radeon_ring_write(ring, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE);
+ radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0));
+ radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE);
+ radeon_ring_write(ring, PACKET0(R300_GB_MSPOS0, 0));
+ radeon_ring_write(ring,
+ ((6 << R300_MS_X0_SHIFT) |
+ (6 << R300_MS_Y0_SHIFT) |
+ (6 << R300_MS_X1_SHIFT) |
+ (6 << R300_MS_Y1_SHIFT) |
+ (6 << R300_MS_X2_SHIFT) |
+ (6 << R300_MS_Y2_SHIFT) |
+ (6 << R300_MSBD0_Y_SHIFT) |
+ (6 << R300_MSBD0_X_SHIFT)));
+ radeon_ring_write(ring, PACKET0(R300_GB_MSPOS1, 0));
+ radeon_ring_write(ring,
+ ((6 << R300_MS_X3_SHIFT) |
+ (6 << R300_MS_Y3_SHIFT) |
+ (6 << R300_MS_X4_SHIFT) |
+ (6 << R300_MS_Y4_SHIFT) |
+ (6 << R300_MS_X5_SHIFT) |
+ (6 << R300_MS_Y5_SHIFT) |
+ (6 << R300_MSBD1_SHIFT)));
+ radeon_ring_write(ring, PACKET0(R300_GA_ENHANCE, 0));
+ radeon_ring_write(ring, R300_GA_DEADLOCK_CNTL | R300_GA_FASTSYNC_CNTL);
+ radeon_ring_write(ring, PACKET0(R300_GA_POLY_MODE, 0));
+ radeon_ring_write(ring,
+ R300_FRONT_PTYPE_TRIANGE | R300_BACK_PTYPE_TRIANGE);
+ radeon_ring_write(ring, PACKET0(R300_GA_ROUND_MODE, 0));
+ radeon_ring_write(ring,
+ R300_GEOMETRY_ROUND_NEAREST |
+ R300_COLOR_ROUND_NEAREST);
+ radeon_ring_unlock_commit(rdev, ring, false);
+}
+
+static void r300_errata(struct radeon_device *rdev)
+{
+ rdev->pll_errata = 0;
+
+ if (rdev->family == CHIP_R300 &&
+ (RREG32(RADEON_CONFIG_CNTL) & RADEON_CFG_ATI_REV_ID_MASK) == RADEON_CFG_ATI_REV_A11) {
+ rdev->pll_errata |= CHIP_ERRATA_R300_CG;
+ }
+}
+
+int r300_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 & R300_MC_IDLE) {
+ return 0;
+ }
+ DRM_UDELAY(1);
+ }
+ return -1;
+}
+
+static void r300_gpu_init(struct radeon_device *rdev)
+{
+ uint32_t gb_tile_config, tmp;
+
+ if ((rdev->family == CHIP_R300 && rdev->pdev->device != 0x4144) ||
+ (rdev->family == CHIP_R350 && rdev->pdev->device != 0x4148)) {
+ /* r300,r350 */
+ rdev->num_gb_pipes = 2;
+ } else {
+ /* rv350,rv370,rv380,r300 AD, r350 AH */
+ rdev->num_gb_pipes = 1;
+ }
+ rdev->num_z_pipes = 1;
+ gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
+ switch (rdev->num_gb_pipes) {
+ case 2:
+ gb_tile_config |= R300_PIPE_COUNT_R300;
+ break;
+ case 3:
+ gb_tile_config |= R300_PIPE_COUNT_R420_3P;
+ break;
+ case 4:
+ gb_tile_config |= R300_PIPE_COUNT_R420;
+ break;
+ default:
+ case 1:
+ gb_tile_config |= R300_PIPE_COUNT_RV350;
+ break;
+ }
+ WREG32(R300_GB_TILE_CONFIG, gb_tile_config);
+
+ if (r100_gui_wait_for_idle(rdev)) {
+ printk(KERN_WARNING "Failed to wait GUI idle while "
+ "programming pipes. Bad things might happen.\n");
+ }
+
+ tmp = RREG32(R300_DST_PIPE_CONFIG);
+ WREG32(R300_DST_PIPE_CONFIG, tmp | R300_PIPE_AUTO_CONFIG);
+
+ WREG32(R300_RB2D_DSTCACHE_MODE,
+ R300_DC_AUTOFLUSH_ENABLE |
+ R300_DC_DC_DISABLE_IGNORE_PE);
+
+ if (r100_gui_wait_for_idle(rdev)) {
+ printk(KERN_WARNING "Failed to wait GUI idle while "
+ "programming pipes. Bad things might happen.\n");
+ }
+ if (r300_mc_wait_for_idle(rdev)) {
+ printk(KERN_WARNING "Failed to wait MC idle while "
+ "programming pipes. Bad things might happen.\n");
+ }
+ DRM_INFO("radeon: %d quad pipes, %d Z pipes initialized.\n",
+ rdev->num_gb_pipes, rdev->num_z_pipes);
+}
+
+int r300_asic_reset(struct radeon_device *rdev)
+{
+ struct r100_mc_save save;
+ u32 status, tmp;
+ int ret = 0;
+
+ status = RREG32(R_000E40_RBBM_STATUS);
+ if (!G_000E40_GUI_ACTIVE(status)) {
+ return 0;
+ }
+ r100_mc_stop(rdev, &save);
+ status = RREG32(R_000E40_RBBM_STATUS);
+ dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
+ /* stop CP */
+ WREG32(RADEON_CP_CSQ_CNTL, 0);
+ tmp = RREG32(RADEON_CP_RB_CNTL);
+ WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA);
+ WREG32(RADEON_CP_RB_RPTR_WR, 0);
+ WREG32(RADEON_CP_RB_WPTR, 0);
+ WREG32(RADEON_CP_RB_CNTL, tmp);
+ /* save PCI state */
+ pci_save_state(rdev->pdev);
+ /* disable bus mastering */
+ r100_bm_disable(rdev);
+ WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_VAP(1) |
+ S_0000F0_SOFT_RESET_GA(1));
+ RREG32(R_0000F0_RBBM_SOFT_RESET);
+ mdelay(500);
+ WREG32(R_0000F0_RBBM_SOFT_RESET, 0);
+ mdelay(1);
+ status = RREG32(R_000E40_RBBM_STATUS);
+ dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
+ /* resetting the CP seems to be problematic sometimes it end up
+ * hard locking the computer, but it's necessary for successful
+ * reset more test & playing is needed on R3XX/R4XX to find a
+ * reliable (if any solution)
+ */
+ WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_CP(1));
+ RREG32(R_0000F0_RBBM_SOFT_RESET);
+ mdelay(500);
+ WREG32(R_0000F0_RBBM_SOFT_RESET, 0);
+ mdelay(1);
+ status = RREG32(R_000E40_RBBM_STATUS);
+ dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
+ /* restore PCI & busmastering */
+ pci_restore_state(rdev->pdev);
+ r100_enable_bm(rdev);
+ /* Check if GPU is idle */
+ if (G_000E40_GA_BUSY(status) || G_000E40_VAP_BUSY(status)) {
+ dev_err(rdev->dev, "failed to reset GPU\n");
+ ret = -1;
+ } else
+ dev_info(rdev->dev, "GPU reset succeed\n");
+ r100_mc_resume(rdev, &save);
+ return ret;
+}
+
+/*
+ * r300,r350,rv350,rv380 VRAM info
+ */
+void r300_mc_init(struct radeon_device *rdev)
+{
+ u64 base;
+ u32 tmp;
+
+ /* DDR for all card after R300 & IGP */
+ rdev->mc.vram_is_ddr = true;
+ tmp = RREG32(RADEON_MEM_CNTL);
+ tmp &= R300_MEM_NUM_CHANNELS_MASK;
+ switch (tmp) {
+ case 0: rdev->mc.vram_width = 64; break;
+ case 1: rdev->mc.vram_width = 128; break;
+ case 2: rdev->mc.vram_width = 256; break;
+ default: rdev->mc.vram_width = 128; break;
+ }
+ r100_vram_init_sizes(rdev);
+ base = rdev->mc.aper_base;
+ if (rdev->flags & RADEON_IS_IGP)
+ base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16;
+ radeon_vram_location(rdev, &rdev->mc, base);
+ rdev->mc.gtt_base_align = 0;
+ if (!(rdev->flags & RADEON_IS_AGP))
+ radeon_gtt_location(rdev, &rdev->mc);
+ radeon_update_bandwidth_info(rdev);
+}
+
+void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes)
+{
+ uint32_t link_width_cntl, mask;
+
+ if (rdev->flags & RADEON_IS_IGP)
+ return;
+
+ if (!(rdev->flags & RADEON_IS_PCIE))
+ return;
+
+ /* FIXME wait for idle */
+
+ switch (lanes) {
+ case 0:
+ mask = RADEON_PCIE_LC_LINK_WIDTH_X0;
+ break;
+ case 1:
+ mask = RADEON_PCIE_LC_LINK_WIDTH_X1;
+ break;
+ case 2:
+ mask = RADEON_PCIE_LC_LINK_WIDTH_X2;
+ break;
+ case 4:
+ mask = RADEON_PCIE_LC_LINK_WIDTH_X4;
+ break;
+ case 8:
+ mask = RADEON_PCIE_LC_LINK_WIDTH_X8;
+ break;
+ case 12:
+ mask = RADEON_PCIE_LC_LINK_WIDTH_X12;
+ break;
+ case 16:
+ default:
+ mask = RADEON_PCIE_LC_LINK_WIDTH_X16;
+ break;
+ }
+
+ link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
+
+ if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) ==
+ (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT))
+ return;
+
+ link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK |
+ RADEON_PCIE_LC_RECONFIG_NOW |
+ RADEON_PCIE_LC_RECONFIG_LATER |
+ RADEON_PCIE_LC_SHORT_RECONFIG_EN);
+ link_width_cntl |= mask;
+ WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
+ WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl |
+ RADEON_PCIE_LC_RECONFIG_NOW));
+
+ /* wait for lane set to complete */
+ link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
+ while (link_width_cntl == 0xffffffff)
+ link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
+
+}
+
+int rv370_get_pcie_lanes(struct radeon_device *rdev)
+{
+ u32 link_width_cntl;
+
+ if (rdev->flags & RADEON_IS_IGP)
+ return 0;
+
+ if (!(rdev->flags & RADEON_IS_PCIE))
+ return 0;
+
+ /* FIXME wait for idle */
+
+ link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
+
+ switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) {
+ case RADEON_PCIE_LC_LINK_WIDTH_X0:
+ return 0;
+ case RADEON_PCIE_LC_LINK_WIDTH_X1:
+ return 1;
+ case RADEON_PCIE_LC_LINK_WIDTH_X2:
+ return 2;
+ case RADEON_PCIE_LC_LINK_WIDTH_X4:
+ return 4;
+ case RADEON_PCIE_LC_LINK_WIDTH_X8:
+ return 8;
+ case RADEON_PCIE_LC_LINK_WIDTH_X16:
+ default:
+ return 16;
+ }
+}
+
+#if defined(CONFIG_DEBUG_FS)
+static int rv370_debugfs_pcie_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_PCIE(RADEON_PCIE_TX_GART_CNTL);
+ seq_printf(m, "PCIE_TX_GART_CNTL 0x%08x\n", tmp);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_BASE);
+ seq_printf(m, "PCIE_TX_GART_BASE 0x%08x\n", tmp);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_LO);
+ seq_printf(m, "PCIE_TX_GART_START_LO 0x%08x\n", tmp);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_HI);
+ seq_printf(m, "PCIE_TX_GART_START_HI 0x%08x\n", tmp);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_LO);
+ seq_printf(m, "PCIE_TX_GART_END_LO 0x%08x\n", tmp);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_HI);
+ seq_printf(m, "PCIE_TX_GART_END_HI 0x%08x\n", tmp);
+ tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_ERROR);
+ seq_printf(m, "PCIE_TX_GART_ERROR 0x%08x\n", tmp);
+ return 0;
+}
+
+static struct drm_info_list rv370_pcie_gart_info_list[] = {
+ {"rv370_pcie_gart_info", rv370_debugfs_pcie_gart_info, 0, NULL},
+};
+#endif
+
+static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
+{
+#if defined(CONFIG_DEBUG_FS)
+ return radeon_debugfs_add_files(rdev, rv370_pcie_gart_info_list, 1);
+#else
+ return 0;
+#endif
+}
+
+static int r300_packet0_check(struct radeon_cs_parser *p,
+ struct radeon_cs_packet *pkt,
+ unsigned idx, unsigned reg)
+{
+ struct radeon_bo_list *reloc;
+ struct r100_cs_track *track;
+ volatile uint32_t *ib;
+ uint32_t tmp, tile_flags = 0;
+ unsigned i;
+ int r;
+ u32 idx_value;
+
+ ib = p->ib.ptr;
+ track = (struct r100_cs_track *)p->track;
+ idx_value = radeon_get_ib_value(p, idx);
+
+ switch(reg) {
+ case AVIVO_D1MODE_VLINE_START_END:
+ case RADEON_CRTC_GUI_TRIG_VLINE:
+ r = r100_cs_packet_parse_vline(p);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+ break;
+ case RADEON_DST_PITCH_OFFSET:
+ case RADEON_SRC_PITCH_OFFSET:
+ r = r100_reloc_pitch_offset(p, pkt, idx, reg);
+ if (r)
+ return r;
+ break;
+ case R300_RB3D_COLOROFFSET0:
+ case R300_RB3D_COLOROFFSET1:
+ case R300_RB3D_COLOROFFSET2:
+ case R300_RB3D_COLOROFFSET3:
+ i = (reg - R300_RB3D_COLOROFFSET0) >> 2;
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+ track->cb[i].robj = reloc->robj;
+ track->cb[i].offset = idx_value;
+ track->cb_dirty = true;
+ ib[idx] = idx_value + ((u32)reloc->gpu_offset);
+ break;
+ case R300_ZB_DEPTHOFFSET:
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+ track->zb.robj = reloc->robj;
+ track->zb.offset = idx_value;
+ track->zb_dirty = true;
+ ib[idx] = idx_value + ((u32)reloc->gpu_offset);
+ break;
+ case R300_TX_OFFSET_0:
+ case R300_TX_OFFSET_0+4:
+ case R300_TX_OFFSET_0+8:
+ case R300_TX_OFFSET_0+12:
+ case R300_TX_OFFSET_0+16:
+ case R300_TX_OFFSET_0+20:
+ case R300_TX_OFFSET_0+24:
+ case R300_TX_OFFSET_0+28:
+ case R300_TX_OFFSET_0+32:
+ case R300_TX_OFFSET_0+36:
+ case R300_TX_OFFSET_0+40:
+ case R300_TX_OFFSET_0+44:
+ case R300_TX_OFFSET_0+48:
+ case R300_TX_OFFSET_0+52:
+ case R300_TX_OFFSET_0+56:
+ case R300_TX_OFFSET_0+60:
+ i = (reg - R300_TX_OFFSET_0) >> 2;
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+
+ if (p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) {
+ ib[idx] = (idx_value & 31) | /* keep the 1st 5 bits */
+ ((idx_value & ~31) + (u32)reloc->gpu_offset);
+ } else {
+ if (reloc->tiling_flags & RADEON_TILING_MACRO)
+ tile_flags |= R300_TXO_MACRO_TILE;
+ if (reloc->tiling_flags & RADEON_TILING_MICRO)
+ tile_flags |= R300_TXO_MICRO_TILE;
+ else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE)
+ tile_flags |= R300_TXO_MICRO_TILE_SQUARE;
+
+ tmp = idx_value + ((u32)reloc->gpu_offset);
+ tmp |= tile_flags;
+ ib[idx] = tmp;
+ }
+ track->textures[i].robj = reloc->robj;
+ track->tex_dirty = true;
+ break;
+ /* Tracked registers */
+ case 0x2084:
+ /* VAP_VF_CNTL */
+ track->vap_vf_cntl = idx_value;
+ break;
+ case 0x20B4:
+ /* VAP_VTX_SIZE */
+ track->vtx_size = idx_value & 0x7F;
+ break;
+ case 0x2134:
+ /* VAP_VF_MAX_VTX_INDX */
+ track->max_indx = idx_value & 0x00FFFFFFUL;
+ break;
+ case 0x2088:
+ /* VAP_ALT_NUM_VERTICES - only valid on r500 */
+ if (p->rdev->family < CHIP_RV515)
+ goto fail;
+ track->vap_alt_nverts = idx_value & 0xFFFFFF;
+ break;
+ case 0x43E4:
+ /* SC_SCISSOR1 */
+ track->maxy = ((idx_value >> 13) & 0x1FFF) + 1;
+ if (p->rdev->family < CHIP_RV515) {
+ track->maxy -= 1440;
+ }
+ track->cb_dirty = true;
+ track->zb_dirty = true;
+ break;
+ case 0x4E00:
+ /* RB3D_CCTL */
+ if ((idx_value & (1 << 10)) && /* CMASK_ENABLE */
+ p->rdev->cmask_filp != p->filp) {
+ DRM_ERROR("Invalid RB3D_CCTL: Cannot enable CMASK.\n");
+ return -EINVAL;
+ }
+ track->num_cb = ((idx_value >> 5) & 0x3) + 1;
+ track->cb_dirty = true;
+ break;
+ case 0x4E38:
+ case 0x4E3C:
+ case 0x4E40:
+ case 0x4E44:
+ /* RB3D_COLORPITCH0 */
+ /* RB3D_COLORPITCH1 */
+ /* RB3D_COLORPITCH2 */
+ /* RB3D_COLORPITCH3 */
+ if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+
+ if (reloc->tiling_flags & RADEON_TILING_MACRO)
+ tile_flags |= R300_COLOR_TILE_ENABLE;
+ if (reloc->tiling_flags & RADEON_TILING_MICRO)
+ tile_flags |= R300_COLOR_MICROTILE_ENABLE;
+ else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE)
+ tile_flags |= R300_COLOR_MICROTILE_SQUARE_ENABLE;
+
+ tmp = idx_value & ~(0x7 << 16);
+ tmp |= tile_flags;
+ ib[idx] = tmp;
+ }
+ i = (reg - 0x4E38) >> 2;
+ track->cb[i].pitch = idx_value & 0x3FFE;
+ switch (((idx_value >> 21) & 0xF)) {
+ case 9:
+ case 11:
+ case 12:
+ track->cb[i].cpp = 1;
+ break;
+ case 3:
+ case 4:
+ case 13:
+ case 15:
+ track->cb[i].cpp = 2;
+ break;
+ case 5:
+ if (p->rdev->family < CHIP_RV515) {
+ DRM_ERROR("Invalid color buffer format (%d)!\n",
+ ((idx_value >> 21) & 0xF));
+ return -EINVAL;
+ }
+ /* Pass through. */
+ case 6:
+ track->cb[i].cpp = 4;
+ break;
+ case 10:
+ track->cb[i].cpp = 8;
+ break;
+ case 7:
+ track->cb[i].cpp = 16;
+ break;
+ default:
+ DRM_ERROR("Invalid color buffer format (%d) !\n",
+ ((idx_value >> 21) & 0xF));
+ return -EINVAL;
+ }
+ track->cb_dirty = true;
+ break;
+ case 0x4F00:
+ /* ZB_CNTL */
+ if (idx_value & 2) {
+ track->z_enabled = true;
+ } else {
+ track->z_enabled = false;
+ }
+ track->zb_dirty = true;
+ break;
+ case 0x4F10:
+ /* ZB_FORMAT */
+ switch ((idx_value & 0xF)) {
+ case 0:
+ case 1:
+ track->zb.cpp = 2;
+ break;
+ case 2:
+ track->zb.cpp = 4;
+ break;
+ default:
+ DRM_ERROR("Invalid z buffer format (%d) !\n",
+ (idx_value & 0xF));
+ return -EINVAL;
+ }
+ track->zb_dirty = true;
+ break;
+ case 0x4F24:
+ /* ZB_DEPTHPITCH */
+ if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+
+ if (reloc->tiling_flags & RADEON_TILING_MACRO)
+ tile_flags |= R300_DEPTHMACROTILE_ENABLE;
+ if (reloc->tiling_flags & RADEON_TILING_MICRO)
+ tile_flags |= R300_DEPTHMICROTILE_TILED;
+ else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE)
+ tile_flags |= R300_DEPTHMICROTILE_TILED_SQUARE;
+
+ tmp = idx_value & ~(0x7 << 16);
+ tmp |= tile_flags;
+ ib[idx] = tmp;
+ }
+ track->zb.pitch = idx_value & 0x3FFC;
+ track->zb_dirty = true;
+ break;
+ case 0x4104:
+ /* TX_ENABLE */
+ for (i = 0; i < 16; i++) {
+ bool enabled;
+
+ enabled = !!(idx_value & (1 << i));
+ track->textures[i].enabled = enabled;
+ }
+ track->tex_dirty = true;
+ break;
+ case 0x44C0:
+ case 0x44C4:
+ case 0x44C8:
+ case 0x44CC:
+ case 0x44D0:
+ case 0x44D4:
+ case 0x44D8:
+ case 0x44DC:
+ case 0x44E0:
+ case 0x44E4:
+ case 0x44E8:
+ case 0x44EC:
+ case 0x44F0:
+ case 0x44F4:
+ case 0x44F8:
+ case 0x44FC:
+ /* TX_FORMAT1_[0-15] */
+ i = (reg - 0x44C0) >> 2;
+ tmp = (idx_value >> 25) & 0x3;
+ track->textures[i].tex_coord_type = tmp;
+ switch ((idx_value & 0x1F)) {
+ case R300_TX_FORMAT_X8:
+ case R300_TX_FORMAT_Y4X4:
+ case R300_TX_FORMAT_Z3Y3X2:
+ track->textures[i].cpp = 1;
+ track->textures[i].compress_format = R100_TRACK_COMP_NONE;
+ break;
+ case R300_TX_FORMAT_X16:
+ case R300_TX_FORMAT_FL_I16:
+ case R300_TX_FORMAT_Y8X8:
+ case R300_TX_FORMAT_Z5Y6X5:
+ case R300_TX_FORMAT_Z6Y5X5:
+ case R300_TX_FORMAT_W4Z4Y4X4:
+ case R300_TX_FORMAT_W1Z5Y5X5:
+ case R300_TX_FORMAT_D3DMFT_CxV8U8:
+ case R300_TX_FORMAT_B8G8_B8G8:
+ case R300_TX_FORMAT_G8R8_G8B8:
+ track->textures[i].cpp = 2;
+ track->textures[i].compress_format = R100_TRACK_COMP_NONE;
+ break;
+ case R300_TX_FORMAT_Y16X16:
+ case R300_TX_FORMAT_FL_I16A16:
+ case R300_TX_FORMAT_Z11Y11X10:
+ case R300_TX_FORMAT_Z10Y11X11:
+ case R300_TX_FORMAT_W8Z8Y8X8:
+ case R300_TX_FORMAT_W2Z10Y10X10:
+ case 0x17:
+ case R300_TX_FORMAT_FL_I32:
+ case 0x1e:
+ track->textures[i].cpp = 4;
+ track->textures[i].compress_format = R100_TRACK_COMP_NONE;
+ break;
+ case R300_TX_FORMAT_W16Z16Y16X16:
+ case R300_TX_FORMAT_FL_R16G16B16A16:
+ case R300_TX_FORMAT_FL_I32A32:
+ track->textures[i].cpp = 8;
+ track->textures[i].compress_format = R100_TRACK_COMP_NONE;
+ break;
+ case R300_TX_FORMAT_FL_R32G32B32A32:
+ track->textures[i].cpp = 16;
+ track->textures[i].compress_format = R100_TRACK_COMP_NONE;
+ break;
+ case R300_TX_FORMAT_DXT1:
+ track->textures[i].cpp = 1;
+ track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
+ break;
+ case R300_TX_FORMAT_ATI2N:
+ if (p->rdev->family < CHIP_R420) {
+ DRM_ERROR("Invalid texture format %u\n",
+ (idx_value & 0x1F));
+ return -EINVAL;
+ }
+ /* The same rules apply as for DXT3/5. */
+ /* Pass through. */
+ case R300_TX_FORMAT_DXT3:
+ case R300_TX_FORMAT_DXT5:
+ track->textures[i].cpp = 1;
+ track->textures[i].compress_format = R100_TRACK_COMP_DXT35;
+ break;
+ default:
+ DRM_ERROR("Invalid texture format %u\n",
+ (idx_value & 0x1F));
+ return -EINVAL;
+ }
+ track->tex_dirty = true;
+ break;
+ case 0x4400:
+ case 0x4404:
+ case 0x4408:
+ case 0x440C:
+ case 0x4410:
+ case 0x4414:
+ case 0x4418:
+ case 0x441C:
+ case 0x4420:
+ case 0x4424:
+ case 0x4428:
+ case 0x442C:
+ case 0x4430:
+ case 0x4434:
+ case 0x4438:
+ case 0x443C:
+ /* TX_FILTER0_[0-15] */
+ i = (reg - 0x4400) >> 2;
+ tmp = idx_value & 0x7;
+ if (tmp == 2 || tmp == 4 || tmp == 6) {
+ track->textures[i].roundup_w = false;
+ }
+ tmp = (idx_value >> 3) & 0x7;
+ if (tmp == 2 || tmp == 4 || tmp == 6) {
+ track->textures[i].roundup_h = false;
+ }
+ track->tex_dirty = true;
+ break;
+ case 0x4500:
+ case 0x4504:
+ case 0x4508:
+ case 0x450C:
+ case 0x4510:
+ case 0x4514:
+ case 0x4518:
+ case 0x451C:
+ case 0x4520:
+ case 0x4524:
+ case 0x4528:
+ case 0x452C:
+ case 0x4530:
+ case 0x4534:
+ case 0x4538:
+ case 0x453C:
+ /* TX_FORMAT2_[0-15] */
+ i = (reg - 0x4500) >> 2;
+ tmp = idx_value & 0x3FFF;
+ track->textures[i].pitch = tmp + 1;
+ if (p->rdev->family >= CHIP_RV515) {
+ tmp = ((idx_value >> 15) & 1) << 11;
+ track->textures[i].width_11 = tmp;
+ tmp = ((idx_value >> 16) & 1) << 11;
+ track->textures[i].height_11 = tmp;
+
+ /* ATI1N */
+ if (idx_value & (1 << 14)) {
+ /* The same rules apply as for DXT1. */
+ track->textures[i].compress_format =
+ R100_TRACK_COMP_DXT1;
+ }
+ } else if (idx_value & (1 << 14)) {
+ DRM_ERROR("Forbidden bit TXFORMAT_MSB\n");
+ return -EINVAL;
+ }
+ track->tex_dirty = true;
+ break;
+ case 0x4480:
+ case 0x4484:
+ case 0x4488:
+ case 0x448C:
+ case 0x4490:
+ case 0x4494:
+ case 0x4498:
+ case 0x449C:
+ case 0x44A0:
+ case 0x44A4:
+ case 0x44A8:
+ case 0x44AC:
+ case 0x44B0:
+ case 0x44B4:
+ case 0x44B8:
+ case 0x44BC:
+ /* TX_FORMAT0_[0-15] */
+ i = (reg - 0x4480) >> 2;
+ tmp = idx_value & 0x7FF;
+ track->textures[i].width = tmp + 1;
+ tmp = (idx_value >> 11) & 0x7FF;
+ track->textures[i].height = tmp + 1;
+ tmp = (idx_value >> 26) & 0xF;
+ track->textures[i].num_levels = tmp;
+ tmp = idx_value & (1 << 31);
+ track->textures[i].use_pitch = !!tmp;
+ tmp = (idx_value >> 22) & 0xF;
+ track->textures[i].txdepth = tmp;
+ track->tex_dirty = true;
+ break;
+ case R300_ZB_ZPASS_ADDR:
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+ ib[idx] = idx_value + ((u32)reloc->gpu_offset);
+ break;
+ case 0x4e0c:
+ /* RB3D_COLOR_CHANNEL_MASK */
+ track->color_channel_mask = idx_value;
+ track->cb_dirty = true;
+ break;
+ case 0x43a4:
+ /* SC_HYPERZ_EN */
+ /* r300c emits this register - we need to disable hyperz for it
+ * without complaining */
+ if (p->rdev->hyperz_filp != p->filp) {
+ if (idx_value & 0x1)
+ ib[idx] = idx_value & ~1;
+ }
+ break;
+ case 0x4f1c:
+ /* ZB_BW_CNTL */
+ track->zb_cb_clear = !!(idx_value & (1 << 5));
+ track->cb_dirty = true;
+ track->zb_dirty = true;
+ if (p->rdev->hyperz_filp != p->filp) {
+ if (idx_value & (R300_HIZ_ENABLE |
+ R300_RD_COMP_ENABLE |
+ R300_WR_COMP_ENABLE |
+ R300_FAST_FILL_ENABLE))
+ goto fail;
+ }
+ break;
+ case 0x4e04:
+ /* RB3D_BLENDCNTL */
+ track->blend_read_enable = !!(idx_value & (1 << 2));
+ track->cb_dirty = true;
+ break;
+ case R300_RB3D_AARESOLVE_OFFSET:
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+ idx, reg);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+ track->aa.robj = reloc->robj;
+ track->aa.offset = idx_value;
+ track->aa_dirty = true;
+ ib[idx] = idx_value + ((u32)reloc->gpu_offset);
+ break;
+ case R300_RB3D_AARESOLVE_PITCH:
+ track->aa.pitch = idx_value & 0x3FFE;
+ track->aa_dirty = true;
+ break;
+ case R300_RB3D_AARESOLVE_CTL:
+ track->aaresolve = idx_value & 0x1;
+ track->aa_dirty = true;
+ break;
+ case 0x4f30: /* ZB_MASK_OFFSET */
+ case 0x4f34: /* ZB_ZMASK_PITCH */
+ case 0x4f44: /* ZB_HIZ_OFFSET */
+ case 0x4f54: /* ZB_HIZ_PITCH */
+ if (idx_value && (p->rdev->hyperz_filp != p->filp))
+ goto fail;
+ break;
+ case 0x4028:
+ if (idx_value && (p->rdev->hyperz_filp != p->filp))
+ goto fail;
+ /* GB_Z_PEQ_CONFIG */
+ if (p->rdev->family >= CHIP_RV350)
+ break;
+ goto fail;
+ break;
+ case 0x4be8:
+ /* valid register only on RV530 */
+ if (p->rdev->family == CHIP_RV530)
+ break;
+ /* fallthrough do not move */
+ default:
+ goto fail;
+ }
+ return 0;
+fail:
+ printk(KERN_ERR "Forbidden register 0x%04X in cs at %d (val=%08x)\n",
+ reg, idx, idx_value);
+ return -EINVAL;
+}
+
+static int r300_packet3_check(struct radeon_cs_parser *p,
+ struct radeon_cs_packet *pkt)
+{
+ struct radeon_bo_list *reloc;
+ struct r100_cs_track *track;
+ volatile uint32_t *ib;
+ unsigned idx;
+ int r;
+
+ ib = p->ib.ptr;
+ idx = pkt->idx + 1;
+ track = (struct r100_cs_track *)p->track;
+ switch(pkt->opcode) {
+ case PACKET3_3D_LOAD_VBPNTR:
+ r = r100_packet3_load_vbpntr(p, pkt, idx);
+ if (r)
+ return r;
+ break;
+ case PACKET3_INDX_BUFFER:
+ r = radeon_cs_packet_next_reloc(p, &reloc, 0);
+ if (r) {
+ DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode);
+ radeon_cs_dump_packet(p, pkt);
+ return r;
+ }
+ ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->gpu_offset);
+ r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj);
+ if (r) {
+ return r;
+ }
+ break;
+ /* Draw packet */
+ case PACKET3_3D_DRAW_IMMD:
+ /* Number of dwords is vtx_size * (num_vertices - 1)
+ * PRIM_WALK must be equal to 3 vertex data in embedded
+ * in cmd stream */
+ if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) {
+ DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
+ return -EINVAL;
+ }
+ track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+ track->immd_dwords = pkt->count - 1;
+ r = r100_cs_track_check(p->rdev, track);
+ if (r) {
+ return r;
+ }
+ break;
+ case PACKET3_3D_DRAW_IMMD_2:
+ /* Number of dwords is vtx_size * (num_vertices - 1)
+ * PRIM_WALK must be equal to 3 vertex data in embedded
+ * in cmd stream */
+ if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) {
+ DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
+ return -EINVAL;
+ }
+ track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+ track->immd_dwords = pkt->count;
+ r = r100_cs_track_check(p->rdev, track);
+ if (r) {
+ return r;
+ }
+ break;
+ case PACKET3_3D_DRAW_VBUF:
+ track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+ r = r100_cs_track_check(p->rdev, track);
+ if (r) {
+ return r;
+ }
+ break;
+ case PACKET3_3D_DRAW_VBUF_2:
+ track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+ r = r100_cs_track_check(p->rdev, track);
+ if (r) {
+ return r;
+ }
+ break;
+ case PACKET3_3D_DRAW_INDX:
+ track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+ r = r100_cs_track_check(p->rdev, track);
+ if (r) {
+ return r;
+ }
+ break;
+ case PACKET3_3D_DRAW_INDX_2:
+ track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+ r = r100_cs_track_check(p->rdev, track);
+ if (r) {
+ return r;
+ }
+ break;
+ case PACKET3_3D_CLEAR_HIZ:
+ case PACKET3_3D_CLEAR_ZMASK:
+ if (p->rdev->hyperz_filp != p->filp)
+ return -EINVAL;
+ break;
+ case PACKET3_3D_CLEAR_CMASK:
+ if (p->rdev->cmask_filp != p->filp)
+ return -EINVAL;
+ break;
+ case PACKET3_NOP:
+ break;
+ default:
+ DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
+ return -EINVAL;
+ }
+ return 0;
+}
+
+int r300_cs_parse(struct radeon_cs_parser *p)
+{
+ struct radeon_cs_packet pkt;
+ struct r100_cs_track *track;
+ int r;
+
+ track = kzalloc(sizeof(*track), GFP_KERNEL);
+ if (track == NULL)
+ return -ENOMEM;
+ r100_cs_track_clear(p->rdev, track);
+ p->track = track;
+ do {
+ r = radeon_cs_packet_parse(p, &pkt, p->idx);
+ if (r) {
+ return r;
+ }
+ p->idx += pkt.count + 2;
+ switch (pkt.type) {
+ case RADEON_PACKET_TYPE0:
+ r = r100_cs_parse_packet0(p, &pkt,
+ p->rdev->config.r300.reg_safe_bm,
+ p->rdev->config.r300.reg_safe_bm_size,
+ &r300_packet0_check);
+ break;
+ case RADEON_PACKET_TYPE2:
+ break;
+ case RADEON_PACKET_TYPE3:
+ r = r300_packet3_check(p, &pkt);
+ break;
+ default:
+ DRM_ERROR("Unknown packet type %d !\n", pkt.type);
+ return -EINVAL;
+ }
+ if (r) {
+ return r;
+ }
+ } while (p->idx < p->chunk_ib->length_dw);
+ return 0;
+}
+
+void r300_set_reg_safe(struct radeon_device *rdev)
+{
+ rdev->config.r300.reg_safe_bm = r300_reg_safe_bm;
+ rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r300_reg_safe_bm);
+}
+
+void r300_mc_program(struct radeon_device *rdev)
+{
+ struct r100_mc_save save;
+ int r;
+
+ r = r100_debugfs_mc_info_init(rdev);
+ if (r) {
+ dev_err(rdev->dev, "Failed to create r100_mc debugfs file.\n");
+ }
+
+ /* Stops all mc clients */
+ r100_mc_stop(rdev, &save);
+ if (rdev->flags & RADEON_IS_AGP) {
+ WREG32(R_00014C_MC_AGP_LOCATION,
+ S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) |
+ S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
+ WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
+ WREG32(R_00015C_AGP_BASE_2,
+ upper_32_bits(rdev->mc.agp_base) & 0xff);
+ } else {
+ WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF);
+ WREG32(R_000170_AGP_BASE, 0);
+ WREG32(R_00015C_AGP_BASE_2, 0);
+ }
+ /* Wait for mc idle */
+ if (r300_mc_wait_for_idle(rdev))
+ DRM_INFO("Failed to wait MC idle before programming MC.\n");
+ /* Program MC, should be a 32bits limited address space */
+ 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);
+}
+
+void r300_clock_startup(struct radeon_device *rdev)
+{
+ u32 tmp;
+
+ if (radeon_dynclks != -1 && radeon_dynclks)
+ radeon_legacy_set_clock_gating(rdev, 1);
+ /* We need to force on some of the block */
+ tmp = RREG32_PLL(R_00000D_SCLK_CNTL);
+ tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1);
+ if ((rdev->family == CHIP_RV350) || (rdev->family == CHIP_RV380))
+ tmp |= S_00000D_FORCE_VAP(1);
+ WREG32_PLL(R_00000D_SCLK_CNTL, tmp);
+}
+
+static int r300_startup(struct radeon_device *rdev)
+{
+ int r;
+
+ /* set common regs */
+ r100_set_common_regs(rdev);
+ /* program mc */
+ r300_mc_program(rdev);
+ /* Resume clock */
+ r300_clock_startup(rdev);
+ /* Initialize GPU configuration (# pipes, ...) */
+ r300_gpu_init(rdev);
+ /* Initialize GART (initialize after TTM so we can allocate
+ * memory through TTM but finalize after TTM) */
+ if (rdev->flags & RADEON_IS_PCIE) {
+ r = rv370_pcie_gart_enable(rdev);
+ if (r)
+ return r;
+ }
+
+ if (rdev->family == CHIP_R300 ||
+ rdev->family == CHIP_R350 ||
+ rdev->family == CHIP_RV350)
+ r100_enable_bm(rdev);
+
+ if (rdev->flags & RADEON_IS_PCI) {
+ r = r100_pci_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 r300_resume(struct radeon_device *rdev)
+{
+ int r;
+
+ /* Make sur GART are not working */
+ if (rdev->flags & RADEON_IS_PCIE)
+ rv370_pcie_gart_disable(rdev);
+ if (rdev->flags & RADEON_IS_PCI)
+ r100_pci_gart_disable(rdev);
+ /* Resume clock before doing reset */
+ r300_clock_startup(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 = r300_startup(rdev);
+ if (r) {
+ rdev->accel_working = false;
+ }
+ return r;
+}
+
+int r300_suspend(struct radeon_device *rdev)
+{
+ radeon_pm_suspend(rdev);
+ r100_cp_disable(rdev);
+ radeon_wb_disable(rdev);
+ r100_irq_disable(rdev);
+ if (rdev->flags & RADEON_IS_PCIE)
+ rv370_pcie_gart_disable(rdev);
+ if (rdev->flags & RADEON_IS_PCI)
+ r100_pci_gart_disable(rdev);
+ return 0;
+}
+
+void r300_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);
+ if (rdev->flags & RADEON_IS_PCIE)
+ rv370_pcie_gart_fini(rdev);
+ if (rdev->flags & RADEON_IS_PCI)
+ r100_pci_gart_fini(rdev);
+ radeon_agp_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 r300_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;
+ /* Set asic errata */
+ r300_errata(rdev);
+ /* Initialize clocks */
+ radeon_get_clock_info(rdev->ddev);
+ /* initialize AGP */
+ if (rdev->flags & RADEON_IS_AGP) {
+ r = radeon_agp_init(rdev);
+ if (r) {
+ radeon_agp_disable(rdev);
+ }
+ }
+ /* initialize memory controller */
+ r300_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;
+ if (rdev->flags & RADEON_IS_PCIE) {
+ r = rv370_pcie_gart_init(rdev);
+ if (r)
+ return r;
+ }
+ if (rdev->flags & RADEON_IS_PCI) {
+ r = r100_pci_gart_init(rdev);
+ if (r)
+ return r;
+ }
+ r300_set_reg_safe(rdev);
+
+ /* Initialize power management */
+ radeon_pm_init(rdev);
+
+ rdev->accel_working = true;
+ r = r300_startup(rdev);
+ if (r) {
+ /* Something went wrong with the accel init, so stop accel */
+ dev_err(rdev->dev, "Disabling GPU acceleration\n");
+ r100_cp_fini(rdev);
+ radeon_wb_fini(rdev);
+ radeon_ib_pool_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ if (rdev->flags & RADEON_IS_PCIE)
+ rv370_pcie_gart_fini(rdev);
+ if (rdev->flags & RADEON_IS_PCI)
+ r100_pci_gart_fini(rdev);
+ radeon_agp_fini(rdev);
+ rdev->accel_working = false;
+ }
+ return 0;
+}
Code Review / kvmfornfv.git / blobdiff