diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uncore.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_uncore.c | 328 |
1 files changed, 173 insertions, 155 deletions
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 4f1dfe6..ff80a81 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -248,9 +248,9 @@ intel_uncore_fw_release_timer(struct hrtimer *timer) return HRTIMER_NORESTART; } -void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore) +void intel_uncore_forcewake_reset(struct drm_i915_private *dev_priv, + bool restore) { - struct drm_i915_private *dev_priv = dev->dev_private; unsigned long irqflags; struct intel_uncore_forcewake_domain *domain; int retry_count = 100; @@ -304,7 +304,7 @@ void intel_uncore_forcewake_reset(struct drm_device *dev, bool restore) if (fw) dev_priv->uncore.funcs.force_wake_get(dev_priv, fw); - if (IS_GEN6(dev) || IS_GEN7(dev)) + if (IS_GEN6(dev_priv) || IS_GEN7(dev_priv)) dev_priv->uncore.fifo_count = fifo_free_entries(dev_priv); } @@ -400,43 +400,42 @@ check_for_unclaimed_mmio(struct drm_i915_private *dev_priv) return false; } -static void __intel_uncore_early_sanitize(struct drm_device *dev, +static void __intel_uncore_early_sanitize(struct drm_i915_private *dev_priv, bool restore_forcewake) { - struct drm_i915_private *dev_priv = dev->dev_private; - /* clear out unclaimed reg detection bit */ if (check_for_unclaimed_mmio(dev_priv)) DRM_DEBUG("unclaimed mmio detected on uncore init, clearing\n"); /* clear out old GT FIFO errors */ - if (IS_GEN6(dev) || IS_GEN7(dev)) + if (IS_GEN6(dev_priv) || IS_GEN7(dev_priv)) __raw_i915_write32(dev_priv, GTFIFODBG, __raw_i915_read32(dev_priv, GTFIFODBG)); /* WaDisableShadowRegForCpd:chv */ - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { __raw_i915_write32(dev_priv, GTFIFOCTL, __raw_i915_read32(dev_priv, GTFIFOCTL) | GT_FIFO_CTL_BLOCK_ALL_POLICY_STALL | GT_FIFO_CTL_RC6_POLICY_STALL); } - intel_uncore_forcewake_reset(dev, restore_forcewake); + intel_uncore_forcewake_reset(dev_priv, restore_forcewake); } -void intel_uncore_early_sanitize(struct drm_device *dev, bool restore_forcewake) +void intel_uncore_early_sanitize(struct drm_i915_private *dev_priv, + bool restore_forcewake) { - __intel_uncore_early_sanitize(dev, restore_forcewake); - i915_check_and_clear_faults(dev); + __intel_uncore_early_sanitize(dev_priv, restore_forcewake); + i915_check_and_clear_faults(dev_priv); } -void intel_uncore_sanitize(struct drm_device *dev) +void intel_uncore_sanitize(struct drm_i915_private *dev_priv) { - i915.enable_rc6 = sanitize_rc6_option(dev, i915.enable_rc6); + i915.enable_rc6 = sanitize_rc6_option(dev_priv, i915.enable_rc6); /* BIOS often leaves RC6 enabled, but disable it for hw init */ - intel_disable_gt_powersave(dev); + intel_disable_gt_powersave(dev_priv); } static void __intel_uncore_forcewake_get(struct drm_i915_private *dev_priv, @@ -1233,14 +1232,12 @@ static void fw_domain_init(struct drm_i915_private *dev_priv, fw_domain_reset(d); } -static void intel_uncore_fw_domains_init(struct drm_device *dev) +static void intel_uncore_fw_domains_init(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - if (INTEL_INFO(dev_priv)->gen <= 5) return; - if (IS_GEN9(dev)) { + if (IS_GEN9(dev_priv)) { dev_priv->uncore.funcs.force_wake_get = fw_domains_get; dev_priv->uncore.funcs.force_wake_put = fw_domains_put; fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER, @@ -1251,9 +1248,9 @@ static void intel_uncore_fw_domains_init(struct drm_device *dev) FORCEWAKE_ACK_BLITTER_GEN9); fw_domain_init(dev_priv, FW_DOMAIN_ID_MEDIA, FORCEWAKE_MEDIA_GEN9, FORCEWAKE_ACK_MEDIA_GEN9); - } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev)) { + } else if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { dev_priv->uncore.funcs.force_wake_get = fw_domains_get; - if (!IS_CHERRYVIEW(dev)) + if (!IS_CHERRYVIEW(dev_priv)) dev_priv->uncore.funcs.force_wake_put = fw_domains_put_with_fifo; else @@ -1262,17 +1259,17 @@ static void intel_uncore_fw_domains_init(struct drm_device *dev) FORCEWAKE_VLV, FORCEWAKE_ACK_VLV); fw_domain_init(dev_priv, FW_DOMAIN_ID_MEDIA, FORCEWAKE_MEDIA_VLV, FORCEWAKE_ACK_MEDIA_VLV); - } else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) { + } else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { dev_priv->uncore.funcs.force_wake_get = fw_domains_get_with_thread_status; - if (IS_HASWELL(dev)) + if (IS_HASWELL(dev_priv)) dev_priv->uncore.funcs.force_wake_put = fw_domains_put_with_fifo; else dev_priv->uncore.funcs.force_wake_put = fw_domains_put; fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER, FORCEWAKE_MT, FORCEWAKE_ACK_HSW); - } else if (IS_IVYBRIDGE(dev)) { + } else if (IS_IVYBRIDGE(dev_priv)) { u32 ecobus; /* IVB configs may use multi-threaded forcewake */ @@ -1302,11 +1299,11 @@ static void intel_uncore_fw_domains_init(struct drm_device *dev) fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER, FORCEWAKE_MT, FORCEWAKE_MT_ACK); - mutex_lock(&dev->struct_mutex); + spin_lock_irq(&dev_priv->uncore.lock); fw_domains_get_with_thread_status(dev_priv, FORCEWAKE_ALL); ecobus = __raw_i915_read32(dev_priv, ECOBUS); fw_domains_put_with_fifo(dev_priv, FORCEWAKE_ALL); - mutex_unlock(&dev->struct_mutex); + spin_unlock_irq(&dev_priv->uncore.lock); if (!(ecobus & FORCEWAKE_MT_ENABLE)) { DRM_INFO("No MT forcewake available on Ivybridge, this can result in issues\n"); @@ -1314,7 +1311,7 @@ static void intel_uncore_fw_domains_init(struct drm_device *dev) fw_domain_init(dev_priv, FW_DOMAIN_ID_RENDER, FORCEWAKE, FORCEWAKE_ACK); } - } else if (IS_GEN6(dev)) { + } else if (IS_GEN6(dev_priv)) { dev_priv->uncore.funcs.force_wake_get = fw_domains_get_with_thread_status; dev_priv->uncore.funcs.force_wake_put = @@ -1327,26 +1324,24 @@ static void intel_uncore_fw_domains_init(struct drm_device *dev) WARN_ON(dev_priv->uncore.fw_domains == 0); } -void intel_uncore_init(struct drm_device *dev) +void intel_uncore_init(struct drm_i915_private *dev_priv) { - struct drm_i915_private *dev_priv = dev->dev_private; - - i915_check_vgpu(dev); + i915_check_vgpu(dev_priv); intel_uncore_edram_detect(dev_priv); - intel_uncore_fw_domains_init(dev); - __intel_uncore_early_sanitize(dev, false); + intel_uncore_fw_domains_init(dev_priv); + __intel_uncore_early_sanitize(dev_priv, false); dev_priv->uncore.unclaimed_mmio_check = 1; - switch (INTEL_INFO(dev)->gen) { + switch (INTEL_INFO(dev_priv)->gen) { default: case 9: ASSIGN_WRITE_MMIO_VFUNCS(gen9); ASSIGN_READ_MMIO_VFUNCS(gen9); break; case 8: - if (IS_CHERRYVIEW(dev)) { + if (IS_CHERRYVIEW(dev_priv)) { ASSIGN_WRITE_MMIO_VFUNCS(chv); ASSIGN_READ_MMIO_VFUNCS(chv); @@ -1357,13 +1352,13 @@ void intel_uncore_init(struct drm_device *dev) break; case 7: case 6: - if (IS_HASWELL(dev)) { + if (IS_HASWELL(dev_priv)) { ASSIGN_WRITE_MMIO_VFUNCS(hsw); } else { ASSIGN_WRITE_MMIO_VFUNCS(gen6); } - if (IS_VALLEYVIEW(dev)) { + if (IS_VALLEYVIEW(dev_priv)) { ASSIGN_READ_MMIO_VFUNCS(vlv); } else { ASSIGN_READ_MMIO_VFUNCS(gen6); @@ -1381,24 +1376,24 @@ void intel_uncore_init(struct drm_device *dev) break; } - if (intel_vgpu_active(dev)) { + if (intel_vgpu_active(dev_priv)) { ASSIGN_WRITE_MMIO_VFUNCS(vgpu); ASSIGN_READ_MMIO_VFUNCS(vgpu); } - i915_check_and_clear_faults(dev); + i915_check_and_clear_faults(dev_priv); } #undef ASSIGN_WRITE_MMIO_VFUNCS #undef ASSIGN_READ_MMIO_VFUNCS -void intel_uncore_fini(struct drm_device *dev) +void intel_uncore_fini(struct drm_i915_private *dev_priv) { /* Paranoia: make sure we have disabled everything before we exit. */ - intel_uncore_sanitize(dev); - intel_uncore_forcewake_reset(dev, false); + intel_uncore_sanitize(dev_priv); + intel_uncore_forcewake_reset(dev_priv, false); } -#define GEN_RANGE(l, h) GENMASK(h, l) +#define GEN_RANGE(l, h) GENMASK((h) - 1, (l) - 1) static const struct register_whitelist { i915_reg_t offset_ldw, offset_udw; @@ -1414,7 +1409,7 @@ static const struct register_whitelist { int i915_reg_read_ioctl(struct drm_device *dev, void *data, struct drm_file *file) { - struct drm_i915_private *dev_priv = dev->dev_private; + struct drm_i915_private *dev_priv = to_i915(dev); struct drm_i915_reg_read *reg = data; struct register_whitelist const *entry = whitelist; unsigned size; @@ -1423,7 +1418,7 @@ int i915_reg_read_ioctl(struct drm_device *dev, for (i = 0; i < ARRAY_SIZE(whitelist); i++, entry++) { if (i915_mmio_reg_offset(entry->offset_ldw) == (reg->offset & -entry->size) && - (1 << INTEL_INFO(dev)->gen & entry->gen_bitmask)) + (INTEL_INFO(dev)->gen_mask & entry->gen_bitmask)) break; } @@ -1467,83 +1462,47 @@ out: return ret; } -int i915_get_reset_stats_ioctl(struct drm_device *dev, - void *data, struct drm_file *file) -{ - struct drm_i915_private *dev_priv = dev->dev_private; - struct drm_i915_reset_stats *args = data; - struct i915_ctx_hang_stats *hs; - struct intel_context *ctx; - int ret; - - if (args->flags || args->pad) - return -EINVAL; - - if (args->ctx_id == DEFAULT_CONTEXT_HANDLE && !capable(CAP_SYS_ADMIN)) - return -EPERM; - - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; - - ctx = i915_gem_context_get(file->driver_priv, args->ctx_id); - if (IS_ERR(ctx)) { - mutex_unlock(&dev->struct_mutex); - return PTR_ERR(ctx); - } - hs = &ctx->hang_stats; - - if (capable(CAP_SYS_ADMIN)) - args->reset_count = i915_reset_count(&dev_priv->gpu_error); - else - args->reset_count = 0; - - args->batch_active = hs->batch_active; - args->batch_pending = hs->batch_pending; - - mutex_unlock(&dev->struct_mutex); - - return 0; -} - -static int i915_reset_complete(struct drm_device *dev) +static int i915_reset_complete(struct pci_dev *pdev) { u8 gdrst; - pci_read_config_byte(dev->pdev, I915_GDRST, &gdrst); + pci_read_config_byte(pdev, I915_GDRST, &gdrst); return (gdrst & GRDOM_RESET_STATUS) == 0; } -static int i915_do_reset(struct drm_device *dev, unsigned engine_mask) +static int i915_do_reset(struct drm_i915_private *dev_priv, unsigned engine_mask) { + struct pci_dev *pdev = dev_priv->drm.pdev; + /* assert reset for at least 20 usec */ - pci_write_config_byte(dev->pdev, I915_GDRST, GRDOM_RESET_ENABLE); + pci_write_config_byte(pdev, I915_GDRST, GRDOM_RESET_ENABLE); udelay(20); - pci_write_config_byte(dev->pdev, I915_GDRST, 0); + pci_write_config_byte(pdev, I915_GDRST, 0); - return wait_for(i915_reset_complete(dev), 500); + return wait_for(i915_reset_complete(pdev), 500); } -static int g4x_reset_complete(struct drm_device *dev) +static int g4x_reset_complete(struct pci_dev *pdev) { u8 gdrst; - pci_read_config_byte(dev->pdev, I915_GDRST, &gdrst); + pci_read_config_byte(pdev, I915_GDRST, &gdrst); return (gdrst & GRDOM_RESET_ENABLE) == 0; } -static int g33_do_reset(struct drm_device *dev, unsigned engine_mask) +static int g33_do_reset(struct drm_i915_private *dev_priv, unsigned engine_mask) { - pci_write_config_byte(dev->pdev, I915_GDRST, GRDOM_RESET_ENABLE); - return wait_for(g4x_reset_complete(dev), 500); + struct pci_dev *pdev = dev_priv->drm.pdev; + pci_write_config_byte(pdev, I915_GDRST, GRDOM_RESET_ENABLE); + return wait_for(g4x_reset_complete(pdev), 500); } -static int g4x_do_reset(struct drm_device *dev, unsigned engine_mask) +static int g4x_do_reset(struct drm_i915_private *dev_priv, unsigned engine_mask) { - struct drm_i915_private *dev_priv = dev->dev_private; + struct pci_dev *pdev = dev_priv->drm.pdev; int ret; - pci_write_config_byte(dev->pdev, I915_GDRST, + pci_write_config_byte(pdev, I915_GDRST, GRDOM_RENDER | GRDOM_RESET_ENABLE); - ret = wait_for(g4x_reset_complete(dev), 500); + ret = wait_for(g4x_reset_complete(pdev), 500); if (ret) return ret; @@ -1551,9 +1510,9 @@ static int g4x_do_reset(struct drm_device *dev, unsigned engine_mask) I915_WRITE(VDECCLK_GATE_D, I915_READ(VDECCLK_GATE_D) | VCP_UNIT_CLOCK_GATE_DISABLE); POSTING_READ(VDECCLK_GATE_D); - pci_write_config_byte(dev->pdev, I915_GDRST, + pci_write_config_byte(pdev, I915_GDRST, GRDOM_MEDIA | GRDOM_RESET_ENABLE); - ret = wait_for(g4x_reset_complete(dev), 500); + ret = wait_for(g4x_reset_complete(pdev), 500); if (ret) return ret; @@ -1561,27 +1520,29 @@ static int g4x_do_reset(struct drm_device *dev, unsigned engine_mask) I915_WRITE(VDECCLK_GATE_D, I915_READ(VDECCLK_GATE_D) & ~VCP_UNIT_CLOCK_GATE_DISABLE); POSTING_READ(VDECCLK_GATE_D); - pci_write_config_byte(dev->pdev, I915_GDRST, 0); + pci_write_config_byte(pdev, I915_GDRST, 0); return 0; } -static int ironlake_do_reset(struct drm_device *dev, unsigned engine_mask) +static int ironlake_do_reset(struct drm_i915_private *dev_priv, + unsigned engine_mask) { - struct drm_i915_private *dev_priv = dev->dev_private; int ret; I915_WRITE(ILK_GDSR, ILK_GRDOM_RENDER | ILK_GRDOM_RESET_ENABLE); - ret = wait_for((I915_READ(ILK_GDSR) & - ILK_GRDOM_RESET_ENABLE) == 0, 500); + ret = intel_wait_for_register(dev_priv, + ILK_GDSR, ILK_GRDOM_RESET_ENABLE, 0, + 500); if (ret) return ret; I915_WRITE(ILK_GDSR, ILK_GRDOM_MEDIA | ILK_GRDOM_RESET_ENABLE); - ret = wait_for((I915_READ(ILK_GDSR) & - ILK_GRDOM_RESET_ENABLE) == 0, 500); + ret = intel_wait_for_register(dev_priv, + ILK_GDSR, ILK_GRDOM_RESET_ENABLE, 0, + 500); if (ret) return ret; @@ -1594,25 +1555,21 @@ static int ironlake_do_reset(struct drm_device *dev, unsigned engine_mask) static int gen6_hw_domain_reset(struct drm_i915_private *dev_priv, u32 hw_domain_mask) { - int ret; - /* GEN6_GDRST is not in the gt power well, no need to check * for fifo space for the write or forcewake the chip for * the read */ __raw_i915_write32(dev_priv, GEN6_GDRST, hw_domain_mask); -#define ACKED ((__raw_i915_read32(dev_priv, GEN6_GDRST) & hw_domain_mask) == 0) /* Spin waiting for the device to ack the reset requests */ - ret = wait_for(ACKED, 500); -#undef ACKED - - return ret; + return intel_wait_for_register_fw(dev_priv, + GEN6_GDRST, hw_domain_mask, 0, + 500); } /** * gen6_reset_engines - reset individual engines - * @dev: DRM device + * @dev_priv: i915 device * @engine_mask: mask of intel_ring_flag() engines or ALL_ENGINES for full reset * * This function will reset the individual engines that are set in engine_mask. @@ -1623,9 +1580,9 @@ static int gen6_hw_domain_reset(struct drm_i915_private *dev_priv, * * Returns 0 on success, nonzero on error. */ -static int gen6_reset_engines(struct drm_device *dev, unsigned engine_mask) +static int gen6_reset_engines(struct drm_i915_private *dev_priv, + unsigned engine_mask) { - struct drm_i915_private *dev_priv = dev->dev_private; struct intel_engine_cs *engine; const u32 hw_engine_mask[I915_NUM_ENGINES] = { [RCS] = GEN6_GRDOM_RENDER, @@ -1647,33 +1604,94 @@ static int gen6_reset_engines(struct drm_device *dev, unsigned engine_mask) ret = gen6_hw_domain_reset(dev_priv, hw_mask); - intel_uncore_forcewake_reset(dev, true); + intel_uncore_forcewake_reset(dev_priv, true); return ret; } -static int wait_for_register_fw(struct drm_i915_private *dev_priv, - i915_reg_t reg, - const u32 mask, - const u32 value, - const unsigned long timeout_ms) +/** + * intel_wait_for_register_fw - wait until register matches expected state + * @dev_priv: the i915 device + * @reg: the register to read + * @mask: mask to apply to register value + * @value: expected value + * @timeout_ms: timeout in millisecond + * + * This routine waits until the target register @reg contains the expected + * @value after applying the @mask, i.e. it waits until + * (I915_READ_FW(@reg) & @mask) == @value + * Otherwise, the wait will timeout after @timeout_ms milliseconds. + * + * Note that this routine assumes the caller holds forcewake asserted, it is + * not suitable for very long waits. See intel_wait_for_register() if you + * wish to wait without holding forcewake for the duration (i.e. you expect + * the wait to be slow). + * + * Returns 0 if the register matches the desired condition, or -ETIMEOUT. + */ +int intel_wait_for_register_fw(struct drm_i915_private *dev_priv, + i915_reg_t reg, + const u32 mask, + const u32 value, + const unsigned long timeout_ms) +{ +#define done ((I915_READ_FW(reg) & mask) == value) + int ret = wait_for_us(done, 2); + if (ret) + ret = wait_for(done, timeout_ms); + return ret; +#undef done +} + +/** + * intel_wait_for_register - wait until register matches expected state + * @dev_priv: the i915 device + * @reg: the register to read + * @mask: mask to apply to register value + * @value: expected value + * @timeout_ms: timeout in millisecond + * + * This routine waits until the target register @reg contains the expected + * @value after applying the @mask, i.e. it waits until + * (I915_READ(@reg) & @mask) == @value + * Otherwise, the wait will timeout after @timeout_ms milliseconds. + * + * Returns 0 if the register matches the desired condition, or -ETIMEOUT. + */ +int intel_wait_for_register(struct drm_i915_private *dev_priv, + i915_reg_t reg, + const u32 mask, + const u32 value, + const unsigned long timeout_ms) { - return wait_for((I915_READ_FW(reg) & mask) == value, timeout_ms); + + unsigned fw = + intel_uncore_forcewake_for_reg(dev_priv, reg, FW_REG_READ); + int ret; + + intel_uncore_forcewake_get(dev_priv, fw); + ret = wait_for_us((I915_READ_FW(reg) & mask) == value, 2); + intel_uncore_forcewake_put(dev_priv, fw); + if (ret) + ret = wait_for((I915_READ_NOTRACE(reg) & mask) == value, + timeout_ms); + + return ret; } static int gen8_request_engine_reset(struct intel_engine_cs *engine) { + struct drm_i915_private *dev_priv = engine->i915; int ret; - struct drm_i915_private *dev_priv = engine->dev->dev_private; I915_WRITE_FW(RING_RESET_CTL(engine->mmio_base), _MASKED_BIT_ENABLE(RESET_CTL_REQUEST_RESET)); - ret = wait_for_register_fw(dev_priv, - RING_RESET_CTL(engine->mmio_base), - RESET_CTL_READY_TO_RESET, - RESET_CTL_READY_TO_RESET, - 700); + ret = intel_wait_for_register_fw(dev_priv, + RING_RESET_CTL(engine->mmio_base), + RESET_CTL_READY_TO_RESET, + RESET_CTL_READY_TO_RESET, + 700); if (ret) DRM_ERROR("%s: reset request timeout\n", engine->name); @@ -1682,22 +1700,22 @@ static int gen8_request_engine_reset(struct intel_engine_cs *engine) static void gen8_unrequest_engine_reset(struct intel_engine_cs *engine) { - struct drm_i915_private *dev_priv = engine->dev->dev_private; + struct drm_i915_private *dev_priv = engine->i915; I915_WRITE_FW(RING_RESET_CTL(engine->mmio_base), _MASKED_BIT_DISABLE(RESET_CTL_REQUEST_RESET)); } -static int gen8_reset_engines(struct drm_device *dev, unsigned engine_mask) +static int gen8_reset_engines(struct drm_i915_private *dev_priv, + unsigned engine_mask) { - struct drm_i915_private *dev_priv = dev->dev_private; struct intel_engine_cs *engine; for_each_engine_masked(engine, dev_priv, engine_mask) if (gen8_request_engine_reset(engine)) goto not_ready; - return gen6_reset_engines(dev, engine_mask); + return gen6_reset_engines(dev_priv, engine_mask); not_ready: for_each_engine_masked(engine, dev_priv, engine_mask) @@ -1706,35 +1724,35 @@ not_ready: return -EIO; } -static int (*intel_get_gpu_reset(struct drm_device *dev))(struct drm_device *, - unsigned engine_mask) +typedef int (*reset_func)(struct drm_i915_private *, unsigned engine_mask); + +static reset_func intel_get_gpu_reset(struct drm_i915_private *dev_priv) { if (!i915.reset) return NULL; - if (INTEL_INFO(dev)->gen >= 8) + if (INTEL_INFO(dev_priv)->gen >= 8) return gen8_reset_engines; - else if (INTEL_INFO(dev)->gen >= 6) + else if (INTEL_INFO(dev_priv)->gen >= 6) return gen6_reset_engines; - else if (IS_GEN5(dev)) + else if (IS_GEN5(dev_priv)) return ironlake_do_reset; - else if (IS_G4X(dev)) + else if (IS_G4X(dev_priv)) return g4x_do_reset; - else if (IS_G33(dev)) + else if (IS_G33(dev_priv)) return g33_do_reset; - else if (INTEL_INFO(dev)->gen >= 3) + else if (INTEL_INFO(dev_priv)->gen >= 3) return i915_do_reset; else return NULL; } -int intel_gpu_reset(struct drm_device *dev, unsigned engine_mask) +int intel_gpu_reset(struct drm_i915_private *dev_priv, unsigned engine_mask) { - struct drm_i915_private *dev_priv = to_i915(dev); - int (*reset)(struct drm_device *, unsigned); + reset_func reset; int ret; - reset = intel_get_gpu_reset(dev); + reset = intel_get_gpu_reset(dev_priv); if (reset == NULL) return -ENODEV; @@ -1742,15 +1760,15 @@ int intel_gpu_reset(struct drm_device *dev, unsigned engine_mask) * request may be dropped and never completes (causing -EIO). */ intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); - ret = reset(dev, engine_mask); + ret = reset(dev_priv, engine_mask); intel_uncore_forcewake_put(dev_priv, FORCEWAKE_ALL); return ret; } -bool intel_has_gpu_reset(struct drm_device *dev) +bool intel_has_gpu_reset(struct drm_i915_private *dev_priv) { - return intel_get_gpu_reset(dev) != NULL; + return intel_get_gpu_reset(dev_priv) != NULL; } int intel_guc_reset(struct drm_i915_private *dev_priv) @@ -1758,7 +1776,7 @@ int intel_guc_reset(struct drm_i915_private *dev_priv) int ret; unsigned long irqflags; - if (!i915.enable_guc_submission) + if (!HAS_GUC(dev_priv)) return -EINVAL; intel_uncore_forcewake_get(dev_priv, FORCEWAKE_ALL); @@ -1802,10 +1820,10 @@ intel_uncore_forcewake_for_read(struct drm_i915_private *dev_priv, { enum forcewake_domains fw_domains; - if (intel_vgpu_active(dev_priv->dev)) + if (intel_vgpu_active(dev_priv)) return 0; - switch (INTEL_INFO(dev_priv)->gen) { + switch (INTEL_GEN(dev_priv)) { case 9: fw_domains = __gen9_reg_read_fw_domains(i915_mmio_reg_offset(reg)); break; @@ -1842,10 +1860,10 @@ intel_uncore_forcewake_for_write(struct drm_i915_private *dev_priv, { enum forcewake_domains fw_domains; - if (intel_vgpu_active(dev_priv->dev)) + if (intel_vgpu_active(dev_priv)) return 0; - switch (INTEL_INFO(dev_priv)->gen) { + switch (INTEL_GEN(dev_priv)) { case 9: fw_domains = __gen9_reg_write_fw_domains(i915_mmio_reg_offset(reg)); break; |