[PATCH 12/21] drm/amd/powerplay: add JPEG power control for Navi1x

[Leo Liu]

By separating the JPEG power feature, and using its
own PowerUp and PowerDown messages

Signed-off-by: Leo Liu <leo.liu at amd.com>
---
 drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 32 ++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
index aeb9c1e341c7..760568debe6c 100644
--- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
+++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c
@@ -384,8 +384,10 @@ navi10_get_allowed_feature_mask(struct smu_context *smu,
 		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_ATHUB_PG_BIT);
 
 	if (smu->adev->pg_flags & AMD_PG_SUPPORT_VCN)
-		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_VCN_PG_BIT)
-				| FEATURE_MASK(FEATURE_JPEG_PG_BIT);
+		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_VCN_PG_BIT);
+
+	if (smu->adev->pg_flags & AMD_PG_SUPPORT_JPEG)
+		*(uint64_t *)feature_mask |= FEATURE_MASK(FEATURE_JPEG_PG_BIT);
 
 	/* disable DPM UCLK and DS SOCCLK on navi10 A0 secure board */
 	if (is_asic_secure(smu)) {
@@ -665,6 +667,31 @@ static int navi10_dpm_set_uvd_enable(struct smu_context *smu, bool enable)
 	return ret;
 }
 
+static int navi10_dpm_set_jpeg_enable(struct smu_context *smu, bool enable)
+{
+	struct smu_power_context *smu_power = &smu->smu_power;
+	struct smu_power_gate *power_gate = &smu_power->power_gate;
+	int ret = 0;
+
+	if (enable) {
+		if (smu_feature_is_enabled(smu, SMU_FEATURE_JPEG_PG_BIT)) {
+			ret = smu_send_smc_msg_with_param(smu, SMU_MSG_PowerUpJpeg, 1);
+			if (ret)
+				return ret;
+		}
+		power_gate->jpeg_gated = false;
+	} else {
+		if (smu_feature_is_enabled(smu, SMU_FEATURE_JPEG_PG_BIT)) {
+			ret = smu_send_smc_msg(smu, SMU_MSG_PowerDownJpeg);
+			if (ret)
+				return ret;
+		}
+		power_gate->jpeg_gated = true;
+	}
+
+	return ret;
+}
+
 static int navi10_get_current_clk_freq_by_table(struct smu_context *smu,
 				       enum smu_clk_type clk_type,
 				       uint32_t *value)
@@ -1996,6 +2023,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
 	.get_allowed_feature_mask = navi10_get_allowed_feature_mask,
 	.set_default_dpm_table = navi10_set_default_dpm_table,
 	.dpm_set_uvd_enable = navi10_dpm_set_uvd_enable,
+	.dpm_set_jpeg_enable = navi10_dpm_set_jpeg_enable,
 	.get_current_clk_freq_by_table = navi10_get_current_clk_freq_by_table,
 	.print_clk_levels = navi10_print_clk_levels,
 	.force_clk_levels = navi10_force_clk_levels,
-- 
2.17.1