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authorThomas Zimmermann <tzimmermann@suse.de>2023-06-19 16:33:14 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2023-06-19 16:33:14 +0200
commitde8a334f215c5a5c5bb070df4325af824d7eaaf1 (patch)
treeb1106ab401a46ce66725f61a7d1b067e9a08f859 /drivers/gpu/drm/i915/display/intel_display_device.h
parentdrm: Remove struct drm_driver.gem_prime_mmap (diff)
parentMerge tag 'drm-msm-next-2023-06-18' of https://gitlab.freedesktop.org/drm/msm... (diff)
downloadlinux-de8a334f215c5a5c5bb070df4325af824d7eaaf1.tar.xz
linux-de8a334f215c5a5c5bb070df4325af824d7eaaf1.zip
Merge drm/drm-next into drm-misc-next
Backmerging into drm-misc-next to get commit 2c1c7ba457d4 ("drm/amdgpu: support partition drm devices"), which is required to fix commit 0adec22702d4 ("drm: Remove struct drm_driver.gem_prime_mmap"). Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_device.h')
-rw-r--r--drivers/gpu/drm/i915/display/intel_display_device.h129
1 files changed, 129 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_device.h b/drivers/gpu/drm/i915/display/intel_display_device.h
new file mode 100644
index 000000000000..706ff2aa1f55
--- /dev/null
+++ b/drivers/gpu/drm/i915/display/intel_display_device.h
@@ -0,0 +1,129 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright © 2023 Intel Corporation
+ */
+
+#ifndef __INTEL_DISPLAY_DEVICE_H__
+#define __INTEL_DISPLAY_DEVICE_H__
+
+#include <linux/types.h>
+
+#include "intel_display_limits.h"
+
+struct drm_i915_private;
+
+#define DEV_INFO_DISPLAY_FOR_EACH_FLAG(func) \
+ /* Keep in alphabetical order */ \
+ func(cursor_needs_physical); \
+ func(has_cdclk_crawl); \
+ func(has_cdclk_squash); \
+ func(has_ddi); \
+ func(has_dp_mst); \
+ func(has_dsb); \
+ func(has_fpga_dbg); \
+ func(has_gmch); \
+ func(has_hotplug); \
+ func(has_hti); \
+ func(has_ipc); \
+ func(has_overlay); \
+ func(has_psr); \
+ func(has_psr_hw_tracking); \
+ func(overlay_needs_physical); \
+ func(supports_tv);
+
+#define HAS_ASYNC_FLIPS(i915) (DISPLAY_VER(i915) >= 5)
+#define HAS_CDCLK_CRAWL(i915) (DISPLAY_INFO(i915)->has_cdclk_crawl)
+#define HAS_CDCLK_SQUASH(i915) (DISPLAY_INFO(i915)->has_cdclk_squash)
+#define HAS_CUR_FBC(i915) (!HAS_GMCH(i915) && DISPLAY_VER(i915) >= 7)
+#define HAS_D12_PLANE_MINIMIZATION(i915) (IS_ROCKETLAKE(i915) || IS_ALDERLAKE_S(i915))
+#define HAS_DDI(i915) (DISPLAY_INFO(i915)->has_ddi)
+#define HAS_DISPLAY(i915) (DISPLAY_RUNTIME_INFO(i915)->pipe_mask != 0)
+#define HAS_DMC(i915) (DISPLAY_RUNTIME_INFO(i915)->has_dmc)
+#define HAS_DOUBLE_BUFFERED_M_N(i915) (DISPLAY_VER(i915) >= 9 || IS_BROADWELL(i915))
+#define HAS_DP_MST(i915) (DISPLAY_INFO(i915)->has_dp_mst)
+#define HAS_DP20(i915) (IS_DG2(i915) || DISPLAY_VER(i915) >= 14)
+#define HAS_DPT(i915) (DISPLAY_VER(i915) >= 13)
+#define HAS_DSB(i915) (DISPLAY_INFO(i915)->has_dsb)
+#define HAS_DSC(__i915) (DISPLAY_RUNTIME_INFO(__i915)->has_dsc)
+#define HAS_FBC(i915) (DISPLAY_RUNTIME_INFO(i915)->fbc_mask != 0)
+#define HAS_FPGA_DBG_UNCLAIMED(i915) (DISPLAY_INFO(i915)->has_fpga_dbg)
+#define HAS_FW_BLC(i915) (DISPLAY_VER(i915) > 2)
+#define HAS_GMBUS_IRQ(i915) (DISPLAY_VER(i915) >= 4)
+#define HAS_GMBUS_BURST_READ(i915) (DISPLAY_VER(i915) >= 10 || IS_KABYLAKE(i915))
+#define HAS_GMCH(i915) (DISPLAY_INFO(i915)->has_gmch)
+#define HAS_HW_SAGV_WM(i915) (DISPLAY_VER(i915) >= 13 && !IS_DGFX(i915))
+#define HAS_IPC(i915) (DISPLAY_INFO(i915)->has_ipc)
+#define HAS_IPS(i915) (IS_HSW_ULT(i915) || IS_BROADWELL(i915))
+#define HAS_LSPCON(i915) (IS_DISPLAY_VER(i915, 9, 10))
+#define HAS_MBUS_JOINING(i915) (IS_ALDERLAKE_P(i915) || DISPLAY_VER(i915) >= 14)
+#define HAS_MSO(i915) (DISPLAY_VER(i915) >= 12)
+#define HAS_OVERLAY(i915) (DISPLAY_INFO(i915)->has_overlay)
+#define HAS_PSR(i915) (DISPLAY_INFO(i915)->has_psr)
+#define HAS_PSR_HW_TRACKING(i915) (DISPLAY_INFO(i915)->has_psr_hw_tracking)
+#define HAS_PSR2_SEL_FETCH(i915) (DISPLAY_VER(i915) >= 12)
+#define HAS_SAGV(i915) (DISPLAY_VER(i915) >= 9 && !IS_LP(i915))
+#define HAS_TRANSCODER(i915, trans) ((DISPLAY_RUNTIME_INFO(i915)->cpu_transcoder_mask & \
+ BIT(trans)) != 0)
+#define HAS_VRR(i915) (DISPLAY_VER(i915) >= 11)
+#define INTEL_NUM_PIPES(i915) (hweight8(DISPLAY_RUNTIME_INFO(i915)->pipe_mask))
+#define I915_HAS_HOTPLUG(i915) (DISPLAY_INFO(i915)->has_hotplug)
+#define OVERLAY_NEEDS_PHYSICAL(i915) (DISPLAY_INFO(i915)->overlay_needs_physical)
+#define SUPPORTS_TV(i915) (DISPLAY_INFO(i915)->supports_tv)
+
+struct intel_display_runtime_info {
+ struct {
+ u16 ver;
+ u16 rel;
+ u16 step;
+ } ip;
+
+ u8 pipe_mask;
+ u8 cpu_transcoder_mask;
+
+ u8 num_sprites[I915_MAX_PIPES];
+ u8 num_scalers[I915_MAX_PIPES];
+
+ u8 fbc_mask;
+
+ bool has_hdcp;
+ bool has_dmc;
+ bool has_dsc;
+};
+
+struct intel_display_device_info {
+ /* Initial runtime info. */
+ const struct intel_display_runtime_info __runtime_defaults;
+
+ u8 abox_mask;
+
+ struct {
+ u16 size; /* in blocks */
+ u8 slice_mask;
+ } dbuf;
+
+#define DEFINE_FLAG(name) u8 name:1
+ DEV_INFO_DISPLAY_FOR_EACH_FLAG(DEFINE_FLAG);
+#undef DEFINE_FLAG
+
+ /* Global register offset for the display engine */
+ u32 mmio_offset;
+
+ /* Register offsets for the various display pipes and transcoders */
+ u32 pipe_offsets[I915_MAX_TRANSCODERS];
+ u32 trans_offsets[I915_MAX_TRANSCODERS];
+ u32 cursor_offsets[I915_MAX_PIPES];
+
+ struct {
+ u32 degamma_lut_size;
+ u32 gamma_lut_size;
+ u32 degamma_lut_tests;
+ u32 gamma_lut_tests;
+ } color;
+};
+
+const struct intel_display_device_info *
+intel_display_device_probe(struct drm_i915_private *i915, bool has_gmdid,
+ u16 *ver, u16 *rel, u16 *step);
+void intel_display_device_info_runtime_init(struct drm_i915_private *i915);
+
+#endif