diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uncore.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_uncore.c | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/drivers/gpu/drm/i915/intel_uncore.c b/drivers/gpu/drm/i915/intel_uncore.c index 47d7ee1b5d86..9882724bc2b6 100644 --- a/drivers/gpu/drm/i915/intel_uncore.c +++ b/drivers/gpu/drm/i915/intel_uncore.c @@ -404,8 +404,6 @@ check_for_unclaimed_mmio(struct drm_i915_private *dev_priv) static void __intel_uncore_early_sanitize(struct drm_i915_private *dev_priv, bool restore_forcewake) { - struct intel_device_info *info = mkwrite_device_info(dev_priv); - /* clear out unclaimed reg detection bit */ if (check_for_unclaimed_mmio(dev_priv)) DRM_DEBUG("unclaimed mmio detected on uncore init, clearing\n"); @@ -418,9 +416,6 @@ static void __intel_uncore_early_sanitize(struct drm_i915_private *dev_priv, GT_FIFO_CTL_RC6_POLICY_STALL); } - if (IS_BXT_REVID(dev_priv, 0, BXT_REVID_B_LAST)) - info->has_decoupled_mmio = false; - intel_uncore_forcewake_reset(dev_priv, restore_forcewake); } @@ -810,78 +805,6 @@ unclaimed_reg_debug(struct drm_i915_private *dev_priv, __unclaimed_reg_debug(dev_priv, reg, read, before); } -enum decoupled_power_domain { - GEN9_DECOUPLED_PD_BLITTER = 0, - GEN9_DECOUPLED_PD_RENDER, - GEN9_DECOUPLED_PD_MEDIA, - GEN9_DECOUPLED_PD_ALL -}; - -enum decoupled_ops { - GEN9_DECOUPLED_OP_WRITE = 0, - GEN9_DECOUPLED_OP_READ -}; - -static const enum decoupled_power_domain fw2dpd_domain[] = { - GEN9_DECOUPLED_PD_RENDER, - GEN9_DECOUPLED_PD_BLITTER, - GEN9_DECOUPLED_PD_ALL, - GEN9_DECOUPLED_PD_MEDIA, - GEN9_DECOUPLED_PD_ALL, - GEN9_DECOUPLED_PD_ALL, - GEN9_DECOUPLED_PD_ALL -}; - -/* - * Decoupled MMIO access for only 1 DWORD - */ -static void __gen9_decoupled_mmio_access(struct drm_i915_private *dev_priv, - u32 reg, - enum forcewake_domains fw_domain, - enum decoupled_ops operation) -{ - enum decoupled_power_domain dp_domain; - u32 ctrl_reg_data = 0; - - dp_domain = fw2dpd_domain[fw_domain - 1]; - - ctrl_reg_data |= reg; - ctrl_reg_data |= (operation << GEN9_DECOUPLED_OP_SHIFT); - ctrl_reg_data |= (dp_domain << GEN9_DECOUPLED_PD_SHIFT); - ctrl_reg_data |= GEN9_DECOUPLED_DW1_GO; - __raw_i915_write32(dev_priv, GEN9_DECOUPLED_REG0_DW1, ctrl_reg_data); - - if (wait_for_atomic((__raw_i915_read32(dev_priv, - GEN9_DECOUPLED_REG0_DW1) & - GEN9_DECOUPLED_DW1_GO) == 0, - FORCEWAKE_ACK_TIMEOUT_MS)) - DRM_ERROR("Decoupled MMIO wait timed out\n"); -} - -static inline u32 -__gen9_decoupled_mmio_read32(struct drm_i915_private *dev_priv, - u32 reg, - enum forcewake_domains fw_domain) -{ - __gen9_decoupled_mmio_access(dev_priv, reg, fw_domain, - GEN9_DECOUPLED_OP_READ); - - return __raw_i915_read32(dev_priv, GEN9_DECOUPLED_REG0_DW0); -} - -static inline void -__gen9_decoupled_mmio_write(struct drm_i915_private *dev_priv, - u32 reg, u32 data, - enum forcewake_domains fw_domain) -{ - - __raw_i915_write32(dev_priv, GEN9_DECOUPLED_REG0_DW0, data); - - __gen9_decoupled_mmio_access(dev_priv, reg, fw_domain, - GEN9_DECOUPLED_OP_WRITE); -} - - #define GEN2_READ_HEADER(x) \ u##x val = 0; \ assert_rpm_wakelock_held(dev_priv); @@ -978,28 +901,6 @@ func##_read##x(struct drm_i915_private *dev_priv, i915_reg_t reg, bool trace) { #define __gen6_read(x) __gen_read(gen6, x) #define __fwtable_read(x) __gen_read(fwtable, x) -#define __gen9_decoupled_read(x) \ -static u##x \ -gen9_decoupled_read##x(struct drm_i915_private *dev_priv, \ - i915_reg_t reg, bool trace) { \ - enum forcewake_domains fw_engine; \ - GEN6_READ_HEADER(x); \ - fw_engine = __fwtable_reg_read_fw_domains(offset); \ - if (fw_engine & ~dev_priv->uncore.fw_domains_active) { \ - unsigned i; \ - u32 *ptr_data = (u32 *) &val; \ - for (i = 0; i < x/32; i++, offset += sizeof(u32), ptr_data++) \ - *ptr_data = __gen9_decoupled_mmio_read32(dev_priv, \ - offset, \ - fw_engine); \ - } else { \ - val = __raw_i915_read##x(dev_priv, reg); \ - } \ - GEN6_READ_FOOTER; \ -} - -__gen9_decoupled_read(32) -__gen9_decoupled_read(64) __fwtable_read(8) __fwtable_read(16) __fwtable_read(32) @@ -1086,25 +987,6 @@ func##_write##x(struct drm_i915_private *dev_priv, i915_reg_t reg, u##x val, boo #define __gen8_write(x) __gen_write(gen8, x) #define __fwtable_write(x) __gen_write(fwtable, x) -#define __gen9_decoupled_write(x) \ -static void \ -gen9_decoupled_write##x(struct drm_i915_private *dev_priv, \ - i915_reg_t reg, u##x val, \ - bool trace) { \ - enum forcewake_domains fw_engine; \ - GEN6_WRITE_HEADER; \ - fw_engine = __fwtable_reg_write_fw_domains(offset); \ - if (fw_engine & ~dev_priv->uncore.fw_domains_active) \ - __gen9_decoupled_mmio_write(dev_priv, \ - offset, \ - val, \ - fw_engine); \ - else \ - __raw_i915_write##x(dev_priv, reg, val); \ - GEN6_WRITE_FOOTER; \ -} - -__gen9_decoupled_write(32) __fwtable_write(8) __fwtable_write(16) __fwtable_write(32) @@ -1341,14 +1223,6 @@ void intel_uncore_init(struct drm_i915_private *dev_priv) ASSIGN_FW_DOMAINS_TABLE(__gen9_fw_ranges); ASSIGN_WRITE_MMIO_VFUNCS(dev_priv, fwtable); ASSIGN_READ_MMIO_VFUNCS(dev_priv, fwtable); - if (HAS_DECOUPLED_MMIO(dev_priv)) { - dev_priv->uncore.funcs.mmio_readl = - gen9_decoupled_read32; - dev_priv->uncore.funcs.mmio_readq = - gen9_decoupled_read64; - dev_priv->uncore.funcs.mmio_writel = - gen9_decoupled_write32; - } } iosf_mbi_register_pmic_bus_access_notifier( |
