]> bbs.cooldavid.org Git - net-next-2.6.git/blobdiff - drivers/gpu/drm/radeon/r520.c
drm/radeon/kms: Remove old init path as no hw use it anymore
[net-next-2.6.git] / drivers / gpu / drm / radeon / r520.c
index ebd6b0f7bdff584577a27a1feabbaa66e1cad355..a58b6fa132ebd2ccd66b7130b491d87a9d29859a 100644 (file)
  *          Jerome Glisse
  */
 #include "drmP.h"
-#include "radeon_reg.h"
 #include "radeon.h"
-#include "radeon_share.h"
-
-/* r520,rv530,rv560,rv570,r580 depends on : */
-void r100_hdp_reset(struct radeon_device *rdev);
-int rv370_pcie_gart_enable(struct radeon_device *rdev);
-void rv370_pcie_gart_disable(struct radeon_device *rdev);
-void r420_pipes_init(struct radeon_device *rdev);
-void rs600_mc_disable_clients(struct radeon_device *rdev);
-void rs600_disable_vga(struct radeon_device *rdev);
-int rv515_debugfs_pipes_info_init(struct radeon_device *rdev);
-int rv515_debugfs_ga_info_init(struct radeon_device *rdev);
-
-/* This files gather functions specifics to:
- * r520,rv530,rv560,rv570,r580
- *
- * Some of these functions might be used by newer ASICs.
- */
-void r520_gpu_init(struct radeon_device *rdev);
-int r520_mc_wait_for_idle(struct radeon_device *rdev);
-
-
-/*
- * MC
- */
-int r520_mc_init(struct radeon_device *rdev)
-{
-       uint32_t tmp;
-       int r;
-
-       if (r100_debugfs_rbbm_init(rdev)) {
-               DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-       }
-       if (rv515_debugfs_pipes_info_init(rdev)) {
-               DRM_ERROR("Failed to register debugfs file for pipes !\n");
-       }
-       if (rv515_debugfs_ga_info_init(rdev)) {
-               DRM_ERROR("Failed to register debugfs file for pipes !\n");
-       }
-
-       r520_gpu_init(rdev);
-       rv370_pcie_gart_disable(rdev);
-
-       /* Setup GPU memory space */
-       rdev->mc.vram_location = 0xFFFFFFFFUL;
-       rdev->mc.gtt_location = 0xFFFFFFFFUL;
-       if (rdev->flags & RADEON_IS_AGP) {
-               r = radeon_agp_init(rdev);
-               if (r) {
-                       printk(KERN_WARNING "[drm] Disabling AGP\n");
-                       rdev->flags &= ~RADEON_IS_AGP;
-                       rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
-               } else {
-                       rdev->mc.gtt_location = rdev->mc.agp_base;
-               }
-       }
-       r = radeon_mc_setup(rdev);
-       if (r) {
-               return r;
-       }
-
-       /* Program GPU memory space */
-       rs600_mc_disable_clients(rdev);
-       if (r520_mc_wait_for_idle(rdev)) {
-               printk(KERN_WARNING "Failed to wait MC idle while "
-                      "programming pipes. Bad things might happen.\n");
-       }
-       /* Write VRAM size in case we are limiting it */
-       WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
-       tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-       tmp = REG_SET(R520_MC_FB_TOP, tmp >> 16);
-       tmp |= REG_SET(R520_MC_FB_START, rdev->mc.vram_location >> 16);
-       WREG32_MC(R520_MC_FB_LOCATION, tmp);
-       WREG32(RS690_HDP_FB_LOCATION, rdev->mc.vram_location >> 16);
-       WREG32(0x310, rdev->mc.vram_location);
-       if (rdev->flags & RADEON_IS_AGP) {
-               tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-               tmp = REG_SET(R520_MC_AGP_TOP, tmp >> 16);
-               tmp |= REG_SET(R520_MC_AGP_START, rdev->mc.gtt_location >> 16);
-               WREG32_MC(R520_MC_AGP_LOCATION, tmp);
-               WREG32_MC(R520_MC_AGP_BASE, rdev->mc.agp_base);
-               WREG32_MC(R520_MC_AGP_BASE_2, 0);
-       } else {
-               WREG32_MC(R520_MC_AGP_LOCATION, 0x0FFFFFFF);
-               WREG32_MC(R520_MC_AGP_BASE, 0);
-               WREG32_MC(R520_MC_AGP_BASE_2, 0);
-       }
-       return 0;
-}
-
-void r520_mc_fini(struct radeon_device *rdev)
-{
-       rv370_pcie_gart_disable(rdev);
-       radeon_gart_table_vram_free(rdev);
-       radeon_gart_fini(rdev);
-}
+#include "atom.h"
+#include "r520d.h"
 
+/* This files gather functions specifics to: r520,rv530,rv560,rv570,r580 */
 
-/*
- * Global GPU functions
- */
-void r520_errata(struct radeon_device *rdev)
-{
-       rdev->pll_errata = 0;
-}
-
-int r520_mc_wait_for_idle(struct radeon_device *rdev)
+static int r520_mc_wait_for_idle(struct radeon_device *rdev)
 {
        unsigned i;
        uint32_t tmp;
@@ -149,12 +48,12 @@ int r520_mc_wait_for_idle(struct radeon_device *rdev)
        return -1;
 }
 
-void r520_gpu_init(struct radeon_device *rdev)
+static void r520_gpu_init(struct radeon_device *rdev)
 {
        unsigned pipe_select_current, gb_pipe_select, tmp;
 
        r100_hdp_reset(rdev);
-       rs600_disable_vga(rdev);
+       rv515_vga_render_disable(rdev);
        /*
         * DST_PIPE_CONFIG              0x170C
         * GB_TILE_CONFIG               0x4018
@@ -192,10 +91,6 @@ void r520_gpu_init(struct radeon_device *rdev)
        }
 }
 
-
-/*
- * VRAM info
- */
 static void r520_vram_get_type(struct radeon_device *rdev)
 {
        uint32_t tmp;
@@ -239,7 +134,167 @@ void r520_vram_info(struct radeon_device *rdev)
        rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
 }
 
-void r520_bandwidth_update(struct radeon_device *rdev)
+void r520_mc_program(struct radeon_device *rdev)
 {
-       rv515_bandwidth_avivo_update(rdev);
+       struct rv515_mc_save save;
+
+       /* Stops all mc clients */
+       rv515_mc_stop(rdev, &save);
+
+       /* Wait for mc idle */
+       if (r520_mc_wait_for_idle(rdev))
+               dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+       /* Write VRAM size in case we are limiting it */
+       WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
+       /* Program MC, should be a 32bits limited address space */
+       WREG32_MC(R_000004_MC_FB_LOCATION,
+                       S_000004_MC_FB_START(rdev->mc.vram_start >> 16) |
+                       S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16));
+       WREG32(R_000134_HDP_FB_LOCATION,
+               S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
+       if (rdev->flags & RADEON_IS_AGP) {
+               WREG32_MC(R_000005_MC_AGP_LOCATION,
+                       S_000005_MC_AGP_START(rdev->mc.gtt_start >> 16) |
+                       S_000005_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
+               WREG32_MC(R_000006_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
+               WREG32_MC(R_000007_AGP_BASE_2,
+                       S_000007_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base)));
+       } else {
+               WREG32_MC(R_000005_MC_AGP_LOCATION, 0xFFFFFFFF);
+               WREG32_MC(R_000006_AGP_BASE, 0);
+               WREG32_MC(R_000007_AGP_BASE_2, 0);
+       }
+
+       rv515_mc_resume(rdev, &save);
+}
+
+static int r520_startup(struct radeon_device *rdev)
+{
+       int r;
+
+       r520_mc_program(rdev);
+       /* Resume clock */
+       rv515_clock_startup(rdev);
+       /* Initialize GPU configuration (# pipes, ...) */
+       r520_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;
+       }
+       /* Enable IRQ */
+       rdev->irq.sw_int = true;
+       r100_irq_set(rdev);
+       /* 1M ring buffer */
+       r = r100_cp_init(rdev, 1024 * 1024);
+       if (r) {
+               dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+               return r;
+       }
+       r = r100_wb_init(rdev);
+       if (r)
+               dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+       r = r100_ib_init(rdev);
+       if (r) {
+               dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+               return r;
+       }
+       return 0;
+}
+
+int r520_resume(struct radeon_device *rdev)
+{
+       /* Make sur GART are not working */
+       if (rdev->flags & RADEON_IS_PCIE)
+               rv370_pcie_gart_disable(rdev);
+       /* Resume clock before doing reset */
+       rv515_clock_startup(rdev);
+       /* Reset gpu before posting otherwise ATOM will enter infinite loop */
+       if (radeon_gpu_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 */
+       atom_asic_init(rdev->mode_info.atom_context);
+       /* Resume clock after posting */
+       rv515_clock_startup(rdev);
+       return r520_startup(rdev);
+}
+
+int r520_init(struct radeon_device *rdev)
+{
+       int r;
+
+       /* Initialize scratch registers */
+       radeon_scratch_init(rdev);
+       /* Initialize surface registers */
+       radeon_surface_init(rdev);
+       /* TODO: disable VGA need to use VGA request */
+       /* BIOS*/
+       if (!radeon_get_bios(rdev)) {
+               if (ASIC_IS_AVIVO(rdev))
+                       return -EINVAL;
+       }
+       if (rdev->is_atom_bios) {
+               r = radeon_atombios_init(rdev);
+               if (r)
+                       return r;
+       } else {
+               dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n");
+               return -EINVAL;
+       }
+       /* Reset gpu before posting otherwise ATOM will enter infinite loop */
+       if (radeon_gpu_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_card_posted(rdev) && rdev->bios) {
+               DRM_INFO("GPU not posted. posting now...\n");
+               atom_asic_init(rdev->mode_info.atom_context);
+       }
+       /* Initialize clocks */
+       radeon_get_clock_info(rdev->ddev);
+       /* Get vram informations */
+       r520_vram_info(rdev);
+       /* Initialize memory controller (also test AGP) */
+       r = r420_mc_init(rdev);
+       if (r)
+               return r;
+       rv515_debugfs(rdev);
+       /* Fence driver */
+       r = radeon_fence_driver_init(rdev);
+       if (r)
+               return r;
+       r = radeon_irq_kms_init(rdev);
+       if (r)
+               return r;
+       /* Memory manager */
+       r = radeon_object_init(rdev);
+       if (r)
+               return r;
+       r = rv370_pcie_gart_init(rdev);
+       if (r)
+               return r;
+       rv515_set_safe_registers(rdev);
+       rdev->accel_working = true;
+       r = r520_startup(rdev);
+       if (r) {
+               /* Somethings want wront with the accel init stop accel */
+               dev_err(rdev->dev, "Disabling GPU acceleration\n");
+               rv515_suspend(rdev);
+               r100_cp_fini(rdev);
+               r100_wb_fini(rdev);
+               r100_ib_fini(rdev);
+               rv370_pcie_gart_fini(rdev);
+               radeon_agp_fini(rdev);
+               radeon_irq_kms_fini(rdev);
+               rdev->accel_working = false;
+       }
+       return 0;
 }