diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_rtp_types.h')
-rw-r--r-- | drivers/gpu/drm/xe/xe_rtp_types.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_rtp_types.h b/drivers/gpu/drm/xe/xe_rtp_types.h new file mode 100644 index 0000000000..637acc7626 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_rtp_types.h @@ -0,0 +1,124 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2022 Intel Corporation + */ + +#ifndef _XE_RTP_TYPES_ +#define _XE_RTP_TYPES_ + +#include <linux/types.h> + +#include "regs/xe_reg_defs.h" + +struct xe_hw_engine; +struct xe_gt; + +/** + * struct xe_rtp_action - action to take for any matching rule + * + * This struct records what action should be taken in a register that has a + * matching rule. Example of actions: set/clear bits. + */ +struct xe_rtp_action { + /** @reg: Register */ + struct xe_reg reg; + /** + * @clr_bits: bits to clear when updating register. It's always a + * superset of bits being modified + */ + u32 clr_bits; + /** @set_bits: bits to set when updating register */ + u32 set_bits; +#define XE_RTP_NOCHECK .read_mask = 0 + /** @read_mask: mask for bits to consider when reading value back */ + u32 read_mask; +#define XE_RTP_ACTION_FLAG_ENGINE_BASE BIT(0) + /** @flags: flags to apply on rule evaluation or action */ + u8 flags; +}; + +enum { + XE_RTP_MATCH_PLATFORM, + XE_RTP_MATCH_SUBPLATFORM, + XE_RTP_MATCH_GRAPHICS_VERSION, + XE_RTP_MATCH_GRAPHICS_VERSION_RANGE, + XE_RTP_MATCH_GRAPHICS_STEP, + XE_RTP_MATCH_MEDIA_VERSION, + XE_RTP_MATCH_MEDIA_VERSION_RANGE, + XE_RTP_MATCH_MEDIA_STEP, + XE_RTP_MATCH_INTEGRATED, + XE_RTP_MATCH_DISCRETE, + XE_RTP_MATCH_ENGINE_CLASS, + XE_RTP_MATCH_NOT_ENGINE_CLASS, + XE_RTP_MATCH_FUNC, +}; + +/** struct xe_rtp_rule - match rule for processing entry */ +struct xe_rtp_rule { + u8 match_type; + + /* match filters */ + union { + /* MATCH_PLATFORM / MATCH_SUBPLATFORM */ + struct { + u8 platform; + u8 subplatform; + }; + /* + * MATCH_GRAPHICS_VERSION / XE_RTP_MATCH_GRAPHICS_VERSION_RANGE / + * MATCH_MEDIA_VERSION / XE_RTP_MATCH_MEDIA_VERSION_RANGE + */ + struct { + u32 ver_start; +#define XE_RTP_END_VERSION_UNDEFINED U32_MAX + u32 ver_end; + }; + /* MATCH_STEP */ + struct { + u8 step_start; + u8 step_end; + }; + /* MATCH_ENGINE_CLASS / MATCH_NOT_ENGINE_CLASS */ + struct { + u8 engine_class; + }; + /* MATCH_FUNC */ + bool (*match_func)(const struct xe_gt *gt, + const struct xe_hw_engine *hwe); + }; +}; + +/** struct xe_rtp_entry_sr - Entry in an rtp table */ +struct xe_rtp_entry_sr { + const char *name; + const struct xe_rtp_action *actions; + const struct xe_rtp_rule *rules; + u8 n_rules; + u8 n_actions; +#define XE_RTP_ENTRY_FLAG_FOREACH_ENGINE BIT(0) + u8 flags; +}; + +/** struct xe_rtp_entry - Entry in an rtp table, with no action associated */ +struct xe_rtp_entry { + const char *name; + const struct xe_rtp_rule *rules; + u8 n_rules; +}; + +enum xe_rtp_process_type { + XE_RTP_PROCESS_TYPE_GT, + XE_RTP_PROCESS_TYPE_ENGINE, +}; + +struct xe_rtp_process_ctx { + union { + struct xe_gt *gt; + struct xe_hw_engine *hwe; + }; + enum xe_rtp_process_type type; + unsigned long *active_entries; + size_t n_entries; +}; + +#endif |