[Mesa-dev] [PATCH 14/21] intel/eu: Add more message descriptor helpers
Jason Ekstrand
jason at jlekstrand.net
Sat Nov 17 02:47:42 UTC 2018
We want to be able to extract data from descriptors as well as unify a
bit of the descriptor construction.
---
src/intel/compiler/brw_eu.h | 236 ++++++++++++++++++++++++++++++++----
1 file changed, 212 insertions(+), 24 deletions(-)
diff --git a/src/intel/compiler/brw_eu.h b/src/intel/compiler/brw_eu.h
index 2d8d138b993..ab513df2450 100644
--- a/src/intel/compiler/brw_eu.h
+++ b/src/intel/compiler/brw_eu.h
@@ -266,6 +266,46 @@ brw_message_desc(const struct gen_device_info *devinfo,
}
}
+static inline unsigned
+brw_message_desc_mlen(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ if (devinfo->gen >= 5)
+ return GET_BITS(desc, 28, 25);
+ else
+ return GET_BITS(desc, 23, 20);
+}
+
+static inline unsigned
+brw_message_desc_rlen(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ if (devinfo->gen >= 5)
+ return GET_BITS(desc, 24, 20);
+ else
+ return GET_BITS(desc, 19, 16);
+}
+
+static inline bool
+brw_message_desc_header_present(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ assert(devinfo->gen >= 5);
+ return GET_BITS(desc, 19, 19);
+}
+
+static inline uint32_t
+brw_message_ex_desc(const struct gen_device_info *devinfo,
+ unsigned ex_msg_length)
+{
+ return SET_BITS(ex_msg_length, 9, 6);
+}
+
+static inline unsigned
+brw_message_ex_desc_ex_mlen(const struct gen_device_info *devinfo,
+ uint32_t ex_desc)
+{
+ return GET_BITS(ex_desc, 9, 6);
+}
+
/**
* Construct a message descriptor immediate with the specified sampler
* function controls.
@@ -293,6 +333,103 @@ brw_sampler_desc(const struct gen_device_info *devinfo,
SET_BITS(msg_type, 15, 14));
}
+static inline unsigned
+brw_sampler_desc_binding_table_index(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ return GET_BITS(desc, 7, 0);
+}
+
+static inline unsigned
+brw_sampler_desc_sampler(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ return GET_BITS(desc, 11, 8);
+}
+
+static inline unsigned
+brw_sampler_desc_msg_type(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ if (devinfo->gen >= 7)
+ return GET_BITS(desc, 16, 12);
+ else if (devinfo->gen >= 5 || devinfo->is_g4x)
+ return GET_BITS(desc, 15, 12);
+ else
+ return GET_BITS(desc, 15, 14);
+}
+
+static inline unsigned
+brw_sampler_desc_simd_mode(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ assert(devinfo->gen >= 5);
+ if (devinfo->gen >= 7)
+ return GET_BITS(desc, 18, 17);
+ else
+ return GET_BITS(desc, 17, 16);
+}
+
+static inline unsigned
+brw_sampler_desc_return_format(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ assert(devinfo->gen == 4 && !devinfo->is_g4x);
+ return GET_BITS(desc, 13, 12);
+}
+
+/**
+ * Construct a message descriptor for the dataport
+ */
+static inline uint32_t
+brw_dp_desc(const struct gen_device_info *devinfo,
+ unsigned binding_table_index,
+ unsigned msg_type,
+ unsigned msg_control)
+{
+ /* Prior to gen6, things are too onconsistent; use the dp_read/write_desc
+ * helpers instead.
+ */
+ assert(devinfo->gen >= 6);
+ const unsigned desc = SET_BITS(binding_table_index, 7, 0);
+ if (devinfo->gen >= 8) {
+ return (desc | SET_BITS(msg_control, 13, 8) |
+ SET_BITS(msg_type, 18, 14));
+ } else if (devinfo->gen >= 7) {
+ return (desc | SET_BITS(msg_control, 13, 8) |
+ SET_BITS(msg_type, 17, 14));
+ } else {
+ return (desc | SET_BITS(msg_control, 12, 8) |
+ SET_BITS(msg_type, 16, 13));
+ }
+}
+
+static inline unsigned
+brw_dp_desc_binding_table_index(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ return GET_BITS(desc, 7, 0);
+}
+
+static inline unsigned
+brw_dp_desc_msg_type(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ assert(devinfo->gen >= 6);
+ if (devinfo->gen >= 8)
+ return GET_BITS(desc, 18, 14);
+ else if (devinfo->gen >= 7)
+ return GET_BITS(desc, 17, 14);
+ else
+ return GET_BITS(desc, 16, 13);
+}
+
+static inline unsigned
+brw_dp_desc_msg_control(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ assert(devinfo->gen >= 6);
+ if (devinfo->gen >= 7)
+ return GET_BITS(desc, 13, 8);
+ else
+ return GET_BITS(desc, 12, 8);
+}
+
/**
* Construct a message descriptor immediate with the specified dataport read
* function controls.
@@ -305,12 +442,8 @@ brw_dp_read_desc(const struct gen_device_info *devinfo,
unsigned target_cache)
{
const unsigned desc = SET_BITS(binding_table_index, 7, 0);
- if (devinfo->gen >= 7)
- return (desc | SET_BITS(msg_control, 13, 8) |
- SET_BITS(msg_type, 17, 14));
- else if (devinfo->gen >= 6)
- return (desc | SET_BITS(msg_control, 12, 8) |
- SET_BITS(msg_type, 16, 13));
+ if (devinfo->gen >= 6)
+ return brw_dp_desc(devinfo, binding_table_index, msg_type, msg_control);
else if (devinfo->gen >= 5 || devinfo->is_g4x)
return (desc | SET_BITS(msg_control, 10, 8) |
SET_BITS(msg_type, 13, 11) |
@@ -321,6 +454,29 @@ brw_dp_read_desc(const struct gen_device_info *devinfo,
SET_BITS(target_cache, 15, 14));
}
+static inline unsigned
+brw_dp_read_desc_msg_type(const struct gen_device_info *devinfo, uint32_t desc)
+{
+ if (devinfo->gen >= 6)
+ return brw_dp_desc_msg_type(devinfo, desc);
+ else if (devinfo->gen >= 5 || devinfo->is_g4x)
+ return GET_BITS(desc, 13, 11);
+ else
+ return GET_BITS(desc, 13, 12);
+}
+
+static inline unsigned
+brw_dp_read_desc_msg_control(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ if (devinfo->gen >= 6)
+ return brw_dp_desc_msg_control(devinfo, desc);
+ else if (devinfo->gen >= 5 || devinfo->is_g4x)
+ return GET_BITS(desc, 10, 8);
+ else
+ return GET_BITS(desc, 11, 8);
+}
+
/**
* Construct a message descriptor immediate with the specified dataport write
* function controls.
@@ -333,23 +489,60 @@ brw_dp_write_desc(const struct gen_device_info *devinfo,
unsigned last_render_target,
unsigned send_commit_msg)
{
- const unsigned desc = SET_BITS(binding_table_index, 7, 0);
- if (devinfo->gen >= 7)
- return (desc | SET_BITS(msg_control, 13, 8) |
- SET_BITS(last_render_target, 12, 12) |
- SET_BITS(msg_type, 17, 14));
- else if (devinfo->gen >= 6)
- return (desc | SET_BITS(msg_control, 12, 8) |
- SET_BITS(last_render_target, 12, 12) |
- SET_BITS(msg_type, 16, 13) |
- SET_BITS(send_commit_msg, 17, 17));
+ assert(devinfo->gen <= 6 || !send_commit_msg);
+ if (devinfo->gen >= 6)
+ return brw_dp_desc(devinfo, binding_table_index, msg_type, msg_control) |
+ SET_BITS(last_render_target, 12, 12) |
+ SET_BITS(send_commit_msg, 17, 17);
else
- return (desc | SET_BITS(msg_control, 11, 8) |
+ return (SET_BITS(binding_table_index, 7, 0) |
+ SET_BITS(msg_control, 11, 8) |
SET_BITS(last_render_target, 11, 11) |
SET_BITS(msg_type, 14, 12) |
SET_BITS(send_commit_msg, 15, 15));
}
+static inline unsigned
+brw_dp_write_desc_msg_type(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ if (devinfo->gen >= 6)
+ return brw_dp_desc_msg_type(devinfo, desc);
+ else
+ return GET_BITS(desc, 14, 12);
+}
+
+static inline unsigned
+brw_dp_write_desc_msg_control(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ if (devinfo->gen >= 6)
+ return brw_dp_desc_msg_control(devinfo, desc);
+ else
+ return GET_BITS(desc, 11, 8);
+}
+
+static inline bool
+brw_dp_write_desc_last_render_target(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ if (devinfo->gen >= 6)
+ return GET_BITS(desc, 12, 12);
+ else
+ return GET_BITS(desc, 11, 11);
+}
+
+static inline bool
+brw_dp_write_desc_write_commit(const struct gen_device_info *devinfo,
+ uint32_t desc)
+{
+ assert(devinfo->gen <= 6);
+ if (devinfo->gen >= 6)
+ return GET_BITS(desc, 17, 17);
+ else
+ return GET_BITS(desc, 15, 15);
+}
+
/**
* Construct a message descriptor immediate with the specified dataport
* surface function controls.
@@ -360,13 +553,8 @@ brw_dp_surface_desc(const struct gen_device_info *devinfo,
unsigned msg_control)
{
assert(devinfo->gen >= 7);
- if (devinfo->gen >= 8) {
- return (SET_BITS(msg_control, 13, 8) |
- SET_BITS(msg_type, 18, 14));
- } else {
- return (SET_BITS(msg_control, 13, 8) |
- SET_BITS(msg_type, 17, 14));
- }
+ /* We'll OR in the binding table index later */
+ return brw_dp_desc(devinfo, 0, msg_type, msg_control);
}
static inline uint32_t
--
2.19.1
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