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drm/amd/display: safeguard compressor api

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Only call compressor api if it's available.

Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Roman Li 2017-07-26 14:42:38 -04:00 committed by Alex Deucher
parent 4d6356b0cc
commit 2f3bfb2794
1 changed files with 6 additions and 3 deletions
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9
drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
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@ -1185,7 +1185,8 @@ static void power_down_all_hw_blocks(struct core_dc *dc)
power_down_clock_sources(dc);
#ifdef ENABLE_FBC
dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor);
if (dc->fbc_compressor)
dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor);
#endif
}
@ -1658,7 +1659,8 @@ enum dc_status dce110_apply_ctx_to_hw(
set_safe_displaymarks(&context->res_ctx, dc->res_pool);
#ifdef ENABLE_FBC
dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor);
if (dc->fbc_compressor)
dc->fbc_compressor->funcs->disable_fbc(dc->fbc_compressor);
#endif
/*TODO: when pplib works*/
apply_min_clocks(dc, context, &clocks_state, true);
@ -2246,7 +2248,8 @@ static void init_hw(struct core_dc *dc)
abm->funcs->abm_init(abm);
}
#ifdef ENABLE_FBC
dc->fbc_compressor->funcs->power_up_fbc(dc->fbc_compressor);
if (dc->fbc_compressor)
dc->fbc_compressor->funcs->power_up_fbc(dc->fbc_compressor);
#endif
}