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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2020-06-01 17:19:42 +0100 |
|---|---|---|
| committer | Joonas Lahtinen <joonas.lahtinen@linux.intel.com> | 2020-06-02 16:35:29 +0300 |
| commit | 273500ae71711c040d258a7b3f4b6f44c368fff2 (patch) | |
| tree | 469bface8859868b428d438f8c1cd1edee589648 /drivers/gpu/drm/i915/i915_cmd_parser.c | |
| parent | 882f38b7f6c406e7229e72ee4328b7f1d5938ae7 (diff) | |
| download | lwn-273500ae71711c040d258a7b3f4b6f44c368fff2.tar.gz lwn-273500ae71711c040d258a7b3f4b6f44c368fff2.zip | |
drm/i915: Whitelist context-local timestamp in the gen9 cmdparser
Allow batch buffers to read their own _local_ cumulative HW runtime of
their logical context.
Fixes: 0f2f39758341 ("drm/i915: Add gen9 BCS cmdparsing")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Cc: <stable@vger.kernel.org> # v5.4+
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200601161942.30854-1-chris@chris-wilson.co.uk
(cherry picked from commit f9496520df11de00fbafc3cbd693b9570d600ab3)
Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_cmd_parser.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_cmd_parser.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c index 189b573d02be..372354d33f55 100644 --- a/drivers/gpu/drm/i915/i915_cmd_parser.c +++ b/drivers/gpu/drm/i915/i915_cmd_parser.c @@ -572,6 +572,9 @@ struct drm_i915_reg_descriptor { #define REG32(_reg, ...) \ { .addr = (_reg), __VA_ARGS__ } +#define REG32_IDX(_reg, idx) \ + { .addr = _reg(idx) } + /* * Convenience macro for adding 64-bit registers. * @@ -669,6 +672,7 @@ static const struct drm_i915_reg_descriptor gen9_blt_regs[] = { REG64_IDX(RING_TIMESTAMP, BSD_RING_BASE), REG32(BCS_SWCTRL), REG64_IDX(RING_TIMESTAMP, BLT_RING_BASE), + REG32_IDX(RING_CTX_TIMESTAMP, BLT_RING_BASE), REG64_IDX(BCS_GPR, 0), REG64_IDX(BCS_GPR, 1), REG64_IDX(BCS_GPR, 2), |