[PATCH 312/459] drm/amd/powerplay: notify smu with active display count

Alex Deucher alexdeucher at gmail.com
Mon Jun 17 19:44:13 UTC 2019

From: hersen wu <hersenxs.wu at amd.com>

when dc update clocks via smu, smu needs to know how many
displays active. this interface is for dc notify number
of active displays to smu.

Signed-off-by: hersen wu <hersenxs.wu at amd.com>
Reviewed-by: Huang Rui <ray.huang at amd.com>
Acked-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
 drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 7366ef36ac55..caf6c9847c0f 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -773,6 +773,7 @@ static int smu_v11_0_init_display_count(struct smu_context *smu, uint32_t count)
 	if (!smu->pm_enabled)
 		return ret;
 	ret = smu_send_smc_msg_with_param(smu, SMU_MSG_NumOfDisplays, count);
 	return ret;

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