drm/i915: Move intel_device_info definitions to its own header

We already keep intel_device_info functions in dedicated file.
Add matching header file and move related definitions there.

v2: add gen boundaries (Chris)

Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20171221185334.17396-5-michal.wajdeczko@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20171221215735.30314-4-chris@chris-wilson.co.uk

1 files changed, 181 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_device_info.h b/drivers/gpu/drm/i915/intel_device_info.h
new file mode 100644
index 000000000000..845df57c26f5
--- /dev/null
+++ b/drivers/gpu/drm/i915/intel_device_info.h
@@ -0,0 +1,181 @@
+/*
+ * Copyright © 2014-2017 Intel Corporation
+ *
+ * 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 (including the next
+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+ *
+ */
+
+#ifndef _INTEL_DEVICE_INFO_H_
+#define _INTEL_DEVICE_INFO_H_
+
+#include "intel_display.h"
+
+struct drm_printer;
+struct drm_i915_private;
+
+/* Keep in gen based order, and chronological order within a gen */
+enum intel_platform {
+	INTEL_PLATFORM_UNINITIALIZED = 0,
+	/* gen2 */
+	INTEL_I830,
+	INTEL_I845G,
+	INTEL_I85X,
+	INTEL_I865G,
+	/* gen3 */
+	INTEL_I915G,
+	INTEL_I915GM,
+	INTEL_I945G,
+	INTEL_I945GM,
+	INTEL_G33,
+	INTEL_PINEVIEW,
+	/* gen4 */
+	INTEL_I965G,
+	INTEL_I965GM,
+	INTEL_G45,
+	INTEL_GM45,
+	/* gen5 */
+	INTEL_IRONLAKE,
+	/* gen6 */
+	INTEL_SANDYBRIDGE,
+	/* gen7 */
+	INTEL_IVYBRIDGE,
+	INTEL_VALLEYVIEW,
+	INTEL_HASWELL,
+	/* gen8 */
+	INTEL_BROADWELL,
+	INTEL_CHERRYVIEW,
+	/* gen9 */
+	INTEL_SKYLAKE,
+	INTEL_BROXTON,
+	INTEL_KABYLAKE,
+	INTEL_GEMINILAKE,
+	INTEL_COFFEELAKE,
+	/* gen10 */
+	INTEL_CANNONLAKE,
+	INTEL_MAX_PLATFORMS
+};
+
+#define DEV_INFO_FOR_EACH_FLAG(func) \
+	func(is_mobile); \
+	func(is_lp); \
+	func(is_alpha_support); \
+	/* Keep has_* in alphabetical order */ \
+	func(has_64bit_reloc); \
+	func(has_aliasing_ppgtt); \
+	func(has_csr); \
+	func(has_ddi); \
+	func(has_dp_mst); \
+	func(has_reset_engine); \
+	func(has_fbc); \
+	func(has_fpga_dbg); \
+	func(has_full_ppgtt); \
+	func(has_full_48bit_ppgtt); \
+	func(has_gmch_display); \
+	func(has_guc); \
+	func(has_guc_ct); \
+	func(has_hotplug); \
+	func(has_l3_dpf); \
+	func(has_llc); \
+	func(has_logical_ring_contexts); \
+	func(has_logical_ring_preemption); \
+	func(has_overlay); \
+	func(has_pooled_eu); \
+	func(has_psr); \
+	func(has_rc6); \
+	func(has_rc6p); \
+	func(has_resource_streamer); \
+	func(has_runtime_pm); \
+	func(has_snoop); \
+	func(unfenced_needs_alignment); \
+	func(cursor_needs_physical); \
+	func(hws_needs_physical); \
+	func(overlay_needs_physical); \
+	func(supports_tv); \
+	func(has_ipc);
+
+struct sseu_dev_info {
+	u8 slice_mask;
+	u8 subslice_mask;
+	u8 eu_total;
+	u8 eu_per_subslice;
+	u8 min_eu_in_pool;
+	/* For each slice, which subslice(s) has(have) 7 EUs (bitfield)? */
+	u8 subslice_7eu[3];
+	u8 has_slice_pg:1;
+	u8 has_subslice_pg:1;
+	u8 has_eu_pg:1;
+};
+
+struct intel_device_info {
+	u16 device_id;
+	u16 gen_mask;
+
+	u8 gen;
+	u8 gt; /* GT number, 0 if undefined */
+	u8 num_rings;
+	u8 ring_mask; /* Rings supported by the HW */
+
+	enum intel_platform platform;
+	u32 platform_mask;
+
+	u32 display_mmio_offset;
+
+	u8 num_pipes;
+	u8 num_sprites[I915_MAX_PIPES];
+	u8 num_scalers[I915_MAX_PIPES];
+
+	unsigned int page_sizes; /* page sizes supported by the HW */
+
+#define DEFINE_FLAG(name) u8 name:1
+	DEV_INFO_FOR_EACH_FLAG(DEFINE_FLAG);
+#undef DEFINE_FLAG
+	u16 ddb_size; /* in blocks */
+
+	/* Register offsets for the various display pipes and transcoders */
+	int pipe_offsets[I915_MAX_TRANSCODERS];
+	int trans_offsets[I915_MAX_TRANSCODERS];
+	int palette_offsets[I915_MAX_PIPES];
+	int cursor_offsets[I915_MAX_PIPES];
+
+	/* Slice/subslice/EU info */
+	struct sseu_dev_info sseu;
+
+	u32 cs_timestamp_frequency_khz;
+
+	struct color_luts {
+		u16 degamma_lut_size;
+		u16 gamma_lut_size;
+	} color;
+};
+
+static inline unsigned int sseu_subslice_total(const struct sseu_dev_info *sseu)
+{
+	return hweight8(sseu->slice_mask) * hweight8(sseu->subslice_mask);
+}
+
+const char *intel_platform_name(enum intel_platform platform);
+
+void intel_device_info_runtime_init(struct drm_i915_private *dev_priv);
+void intel_device_info_dump(const struct intel_device_info *info,
+			    struct drm_printer *p);
+void intel_device_info_dump_flags(const struct intel_device_info *info,
+				  struct drm_printer *p);
+
+#endif