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gpu: nvgpu: unit: fifo: runlist unit test

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This unit test covers most of the nvgpu.common.fifo.runlist module lines
and almost all branches.

Jira NVGPU-3699
Jira NVGPU-4135

Change-Id: Ie15579a3c5f7903c2e25ba973078636edea712c9
Signed-off-by: Vedashree Vidwans <vvidwans@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2227154
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Vedashree Vidwans
2019-10-03 13:12:06 -07:00
committed by Alex Waterman
parent 533d9e1dc0
commit 359fc35fa8
6 changed files with 1227 additions and 467 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/gpu/nvgpu/libnvgpu-drv_safe.export
View File

@@ -598,7 +598,17 @@ nvgpu_rbtree_unlink
nvgpu_readl
nvgpu_readl_impl
nvgpu_request_firmware
nvgpu_runlist_cleanup_sw
nvgpu_runlist_construct_locked
nvgpu_runlist_get_runlists_mask
nvgpu_runlist_interleave_level_name
nvgpu_runlist_lock_active_runlists
nvgpu_runlist_reload_ids
nvgpu_runlist_set_state
nvgpu_runlist_setup_sw
nvgpu_runlist_unlock_active_runlists
nvgpu_runlist_unlock_runlists
nvgpu_runlist_update_locked
nvgpu_rwsem_init
nvgpu_rwsem_down_read
nvgpu_rwsem_down_write

106
userspace/required_tests.json
View File

@@ -2916,140 +2916,86 @@
"test_level": 0
},
{
"test": "test_flat",
"test": "test_flat_gen",
"case": "flat",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_flat_oversize_end",
"case": "flat_oversize_end",
"test": "test_runlist_get_mask",
"case": "get_mask",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_flat_oversize_onehalf",
"case": "flat_oversize_onehalf",
"test": "test_fifo_init_support",
"case": "init_support",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_flat_oversize_single",
"case": "flat_oversize_single",
"test": "test_interleave_dual",
"case": "interleave_dual",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_flat_oversize_tiny",
"case": "flat_oversize_tiny",
"test": "test_interleaving_levels",
"case": "interleave_level",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_flat_oversize_two",
"case": "flat_oversize_two",
"test": "test_runlist_interleave_level_name",
"case": "interleave_level_name",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_gen_all_run",
"case": "interleaving",
"test": "test_interleave_single",
"case": "interleave_single",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_l0",
"case": "interleaving_l0",
"test": "test_runlist_lock_unlock_active_runlists",
"case": "lock_unlock_active_runlists",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_l0_l1",
"case": "interleaving_l0_l1",
"test": "test_runlist_reload_ids",
"case": "reload_ids",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_l0_l2",
"case": "interleaving_l0_l2",
"test": "test_fifo_remove_support",
"case": "remove_support",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_l1",
"case": "interleaving_l1",
"test": "test_runlist_update_locked",
"case": "runlist_update",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_l1_l2",
"case": "interleaving_l1_l2",
"test": "test_runlist_set_state",
"case": "set_state",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_l2",
"case": "interleaving_l2",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_gen_all_run",
"case": "interleaving_oversize_l2",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_gen_all_run",
"case": "interleaving_oversize_l2_l1_l2",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_gen_all_run",
"case": "interleaving_oversize_l2_l1_l2_l1",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_gen_all_run",
"case": "interleaving_oversize_l2_l1_l2_l1_l2",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_interleaving_gen_all_run",
"case": "interleaving_oversize_tiny",
"test": "test_runlist_setup_sw",
"case": "setup_sw",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_tsg_format_gen",
"case": "tsg_format_ch1",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_tsg_format_gen",
"case": "tsg_format_ch1_timeslice",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_tsg_format_gen",
"case": "tsg_format_ch2",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_tsg_format_gen",
"case": "tsg_format_ch3_inactive2",
"unit": "nvgpu_runlist",
"test_level": 0
},
{
"test": "test_tsg_format_gen",
"case": "tsg_format_ch5",
"case": "tsg_format_flat",
"unit": "nvgpu_runlist",
"test_level": 0
},

6
userspace/units/fifo/runlist/Makefile
View File

@@ -23,4 +23,10 @@
OBJS = nvgpu-runlist.o
MODULE = nvgpu-runlist
LIB_PATHS += -lnvgpu-fifo
include ../../Makefile.units
lib$(MODULE).so: fifo
fifo:
$(MAKE) -C ..

5
userspace/units/fifo/runlist/Makefile.tmk
View File

@@ -25,6 +25,11 @@
###############################################################################
NVGPU_UNIT_NAME=nvgpu-runlist
NVGPU_UNIT_SRCS = nvgpu-runlist.c
NVGPU_UNIT_INTERFACE_DIRS := \
$(NV_COMPONENT_DIR)/.. \
$(NV_SOURCE)/kernel/nvgpu/drivers/gpu/nvgpu
include $(NV_COMPONENT_DIR)/../../Makefile.units.common.tmk

1182
userspace/units/fifo/runlist/nvgpu-runlist.c
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File diff suppressed because it is too large Load Diff

385
userspace/units/fifo/runlist/nvgpu-runlist.h
View File

@@ -32,6 +32,104 @@ struct gk20a;
*
* Software Unit Test Specification for fifo/runlist */
/**
* Test specification for: test_runlist_setup_sw
*
* Description: Test runlist context initialization.
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_setup_sw, nvgpu_init_active_runlist_mapping,
* nvgpu_init_runlist_enginfo, nvgpu_runlist_cleanup_sw
*
* Input: test_fifo_init_support
*
* Steps:
* - Determine runlist details and allocate memory for runlist buffers, bitmaps.
* - Check clean-up code for failing conditions.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_runlist_setup_sw(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_runlist_get_mask
*
* Description: Check lists of runlists servicing engine/PBDMA/TSG.
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_get_runlists_mask
*
* Input: test_fifo_init_support
*
* Steps:
* - Look up runlists servicing known engines or PBDMA.
* - From given id_type, look up runlists servicing channels/TSG.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_runlist_get_mask(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_runlist_lock_unlock_active_runlists
*
* Description: Acquire and release runlist lock.
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_lock_active_runlists,
* nvgpu_runlist_unlock_active_runlists, nvgpu_runlist_unlock_runlists
*
* Input: test_fifo_init_support
*
* Steps:
* - Acquire lock for active runlists.
* - Release runlist lock for active runlists.
* - Release runlist lock for selected runlists.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_runlist_lock_unlock_active_runlists(struct unit_module *m,
struct gk20a *g, void *args);
/**
* Test specification for: test_runlist_set_state
*
* Description: Test enable/disable of runlists.
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_set_state
*
* Input: test_fifo_init_support
*
* Steps:
* - Enable/Disable given selected runlist.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_runlist_set_state(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_runlist_interleave_level_name
*
* Description: Get runlist interleave level name as string.
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_interleave_level_name
*
* Input: test_fifo_init_support
*
* Steps:
* - Check correct string is returned for runlist interleave level name.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_runlist_interleave_level_name(struct unit_module *m,
struct gk20a *g, void *args);
/**
* Test specification for: test_tsg_format_gen
*
@@ -39,6 +137,9 @@ struct gk20a;
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_construct_locked, nvgpu_runlist_append_flat,
* nvgpu_runlist_append_prio, nvgpu_runlist_append_tsg
*
* Input: None
*
* Steps:
@@ -54,6 +155,9 @@ struct gk20a;
* - runlist interleavel level.
* - runlist timeslice.
* - expected RL entry (header+channels).
* - Check that failure conditions also work as expected:
* - TSG entry with zero entries
* - TSG entry with one entry (i.e. no space channel)
*
* After allocating channels and binding them to TSG, the TSG is added to
* runlist by calling nvgpu_runlist_construct_locked.
@@ -65,12 +169,15 @@ struct gk20a;
int test_tsg_format_gen(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_flat
* Test specification for: test_flat_gen
*
* Description: Build runlist without interleaving (aka "flat")
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_construct_locked, nvgpu_runlist_append_flat,
* nvgpu_runlist_append_prio, nvgpu_runlist_append_tsg
*
* Input: None
*
* Steps:
@@ -80,105 +187,89 @@ int test_tsg_format_gen(struct unit_module *m, struct gk20a *g, void *args);
* nvgpu_runlist_construct_locked.
* - Check that resulting runlist is ordered according to priorities
* (higher priorities first).
* - Check that flat runlists are generated with given sizelimit constraints:
* - Max sizelimit. Generated runlist indices match expected order.
* - Sizelimit = 1. Failure is expected, space for just one TSG header.
* - Sizelimit = 2. Only one TSG header with its channels fits the runlist.
* - Sizelimit = 3. Second TSG's channels are chopped off.
* - Sizelimit = 4. Two full TSG entries fit exactly.
* - Sizelimit = 11. Sizelimit set to (n x TSG - 1) entries. All but the last
* channel entry fit.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_flat(struct unit_module *m, struct gk20a *g, void *args);
int test_flat_gen(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_flat_oversize_tiny
* Test specification for: test_interleave_single
*
* Description: Only one TSG header can fit the runlist
* (not even its channels)
* Description: Build runlist with interleaving, single level only
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_construct_locked, nvgpu_runlist_append_low,
* nvgpu_runlist_append_med, nvgpu_runlist_append_hi,
* nvgpu_runlist_append_tsg, nvgpu_runlist_append_prio
*
* Input: None
*
* Steps:
* - Same as #test_flat, except that runlist size
* is set to 1 entry, and that failure is expected when
* calling nvgpu_runlist_construct_locked.
* - Create TSGs and channels, such that the first two TSGs, IDs 0 and 1
* (with just one channel each) are at interleave level "low" ("l0"), the
* next IDs 2 and 3 are at level "med" ("l1"), and the last IDs 4 and 5
* are at level "hi" ("l2"). Runlist construction doesn't care, so we use
* an easy to understand order.
* - TSGs are added to runlists using nvgpu_runlist_construct_locked, with
* interleave enabled.
* - Expected order of TSGs is stored in an array, and actual runlist is
* compared with expected order.
* - If runlist is too small to accommodate all TSGs/channels, an error
* is expected for nvgpu_runlist_construct_locked, and actual truncated
* runlist is compared with first elements of expected array.
* - When debugging this test and/or the runlist code, the logs of any
* interleave test should follow the order in the "expected" array. Since
* only one level is available every run, IDs added should be 0 and 1.
* - This test runs for levels: l0, l1, l2 separately.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_flat_oversize_tiny(struct unit_module *m, struct gk20a *g, void *args);
int test_interleave_single(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_flat_oversize_single
* Test specification for: test_interleave_dual
*
* Description: Only one TSG header with its channels fits the runlist
* Description: Build runlist with interleaving, two different levels
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_construct_locked, nvgpu_runlist_append_low,
* nvgpu_runlist_append_med, nvgpu_runlist_append_hi,
* nvgpu_runlist_append_tsg, nvgpu_runlist_append_prio
*
* Input: None
*
* Steps:
* - Same as #test_flat, except that runlist size
* is set to 2 entries, and that failure is expected when
* calling nvgpu_runlist_construct_locked.
* - Check that whatever was inserted in the runlist matches expected TSGs.
* - Create TSGs and channels, such that the first two TSGs, IDs 0 and 1
* (with just one channel each) are at interleave level "low" ("l0"), the
* next IDs 2 and 3 are at level "med" ("l1"), and the last IDs 4 and 5
* are at level "hi" ("l2"). Runlist construction doesn't care, so we use
* an easy to understand order.
* - TSGs are added to runlists using nvgpu_runlist_construct_locked, with
* interleave enabled.
* - Expected order of TSGs is stored in an array, and actual runlist is
* compared with expected order.
* - If runlist is too small to accommodate all TSGs/channels, an error
* is expected for nvgpu_runlist_construct_locked, and actual truncated
* runlist is compared with first elements of expected array.
* - When debugging this test and/or the runlist code, the logs of any
* interleave test should follow the order in the "expected" array. Every
* test includes two different priority levels, so the expected array
* should interleave higher priorities before lower priority items.
* - This test runs for level combinations: l0 and l1, l1 and l2, l0 and l2.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_flat_oversize_single(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_flat_oversize_onehalf
*
* Description: Second TSG's channels are chopped off.
*
* Test Type: Feature based
*
* Input: None
*
* Steps:
* - Same as #test_flat, except that runlist size
* is set to 3 entries, and that failure is expected when
* calling nvgpu_runlist_construct_locked.
* - Check that whatever was inserted in the runlist matches expected TSGs.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_flat_oversize_onehalf(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_flat_oversize_two
*
* Description: Two full TSG entries fit exactly
*
* Test Type: Feature based
*
* Input: None
*
* Steps:
* - Same as #test_flat, except that runlist size
* is set to 4 entries, and that failure is expected when
* calling nvgpu_runlist_construct_locked.
* - Check that whatever was inserted in the runlist matches expected TSGs.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_flat_oversize_two(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_flat_oversize_end
*
* Description: All but the last channel entry fit.
*
* Test Type: Feature based
*
* Input: None
*
* Steps:
* - Same as #test_flat, except that runlist size
* is set to (n x TSG - 1) entries, and that failure is expected when
* calling nvgpu_runlist_construct_locked.
* - Check that whatever was inserted in the runlist matches expected TSGs.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_flat_oversize_end(struct unit_module *m, struct gk20a *g, void *args);
int test_interleave_dual(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_interleaving_gen_all_run
@@ -187,135 +278,85 @@ int test_flat_oversize_end(struct unit_module *m, struct gk20a *g, void *args);
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_construct_locked, nvgpu_runlist_append_low,
* nvgpu_runlist_append_med, nvgpu_runlist_append_hi,
* nvgpu_runlist_append_tsg, nvgpu_runlist_append_prio
*
* Input: None
*
* Steps:
* - Create TSGs and channels, such that the first two TSGs, IDs 0 and 1
* (with just one channel each) are at interleave level "low" ("l0"), the
* next IDs 2 and 3 are at level "med" ("l1"), and the last IDs 4 and 5
* are at level "hi" ("l2"). Runlist construction doesn't care, so we use
* an easy to understand order.
* - When debugging this test and/or the runlist code, the logs of any
* interleave test should follow the order in the "expected" array. We
* start at the highest level, so the first IDs added should be h1 and
* h2, i.e., 4 and 5, etc.
* - TSGs are added to runlists using nvgpu_runlist_construct_locked, with
* interleave enabled.
* - Expected order of TSGs is stored in an array, and actual runlist is
* compared with expected order.
* - If runlist is too small to accomodate all TSGs/channels, an error
* is expected for nvgpu_runlist_construct_locked, and actual truncated
* runlist is compared with first elements of expected array.
* - This test runs for levels: l0, l1, l2.
* - Create TSGs and channels, such that the first two TSGs, IDs 0 and 1
* (with just one channel each) are at interleave level "low" ("l0"), the
* next IDs 2 and 3 are at level "med" ("l1"), and the last IDs 4 and 5
* are at level "hi" ("l2"). Runlist construction doesn't care, so we use
* an easy to understand order.
* - When debugging this test and/or the runlist code, the logs of any
* interleave test should follow the order in the "expected" array. We
* start at the highest level, so the first IDs added should be h1 and
* h2, i.e., 4 and 5, etc.
* - TSGs are added to runlists using nvgpu_runlist_construct_locked, with
* interleave enabled.
* - Expected order of TSGs is stored in an array, and actual runlist is
* compared with expected order.
* - If runlist is too small to accommodate all TSGs/channels, an error
* is expected for nvgpu_runlist_construct_locked, and actual truncated
* runlist is compared with first elements of expected array.
* - Following conditions are tested:
* - All priority items are interleaved.
* - Space for only one TSG header. Failure expected.
* - Space for both l2 entries, no space for l1 entry.
* - Insert both l2 entries, one l1, and just one l2: fail at last l2.
* - Stop at exactly the first l2 entry in the first l1-l0 transition.
* - Stop at exactly the first l0 entry that doesn't fit.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_interleaving_gen_all_run(struct unit_module *m, struct gk20a *g, void *args);
int test_interleaving_levels(struct unit_module *m, struct gk20a *g,
void *args);
/**
* Test specification for: test_interleaving_l0
* Test specification for: test_runlist_reload_ids
*
* Description: Build runlist with interleaving, l0 level only
* Description: Reload given runlists.
*
* Test Type: Feature based
*
* Targets: nvgpu_runlist_reload_ids
*
* Input: None
*
* Steps:
* - Same as #test_interleaving_gen_all_run but with only two TSGs
* which are at interleave level "low" (l0)
* - Reload runlist with different conditions:
* - Null GPU pointer
* - No runlist selected. Function returns without reloading any runlist.
* - Pending wait times out.
* - Runlist update pending wait is interrupted.
* - Remove/Restore all channels.
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_interleaving_l0(struct unit_module *m, struct gk20a *g, void *args);
int test_runlist_reload_ids(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_interleaving_l1
* Test specification for: test_runlist_update_locked
*
* Description: Build runlist with interleaving, l1 level only
* Description: Add/remove channel from runlist.
*
* Test Type: Feature based
*
* Input: None
*
* Steps:
* - Same as #test_interleaving_gen_all_run but with only two TSGs
* which are at interleave level "med" (l1).
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_interleaving_l1(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_interleaving_l2
*
* Description: Build runlist with interleaving, l2 level only
*
* Test Type: Feature based
* Targets: nvgpu_runlist_update_locked, gk20a_runlist_modify_active_locked,
* gk20a_runlist_reconstruct_locked
*
* Input: None
*
* Steps:
* - Same as #test_interleaving_gen_all_run but with only two TSGs
* which are at interleave level "high" (l2)
* - Check that channels can be added to runlist.
* - Check that channels can be removed from runlist.
* - Check that runlist update fails for invalid tsg id and zero runlist entries
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_interleaving_l2(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_interleaving_l0_l1
*
* Description: Build runlist with interleaving, l0 and l1 levels
*
* Test Type: Feature based
*
* Input: None
*
* Steps:
* - Same as #test_interleaving_gen_all_run but with low and medium
* interleave level TSGs (l0 and l1)
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_interleaving_l0_l1(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_interleaving_l1_l2
*
* Description: Build runlist with interleaving, l1 and l2 levels
*
* Test Type: Feature based
*
* Input: None
*
* Steps:
* - Same as #test_interleaving_gen_all_run but with medium and high
* interleave level TSGs (l1 and l2)
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_interleaving_l1_l2(struct unit_module *m, struct gk20a *g, void *args);
/**
* Test specification for: test_interleaving_l0_l2
*
* Description: Build runlist with interleaving, l0 and l2 levels
*
* Test Type: Feature based
*
* Input: None
*
* Steps:
* - Same as #test_interleaving_gen_all_run but with low and high
* interleave level TSGs (l0 and l2)
*
* Output: Returns PASS if all branches gave expected results. FAIL otherwise.
*/
int test_interleaving_l0_l2(struct unit_module *m, struct gk20a *g, void *args);
/**
* @}
*/
int test_runlist_update_locked(struct unit_module *m, struct gk20a *g,
void *args);
#endif /* UNIT_NVGPU_RUNLIST_H */