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

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On 2019-11-12 10:50 p.m., Quan, Evan wrote:
For Navi10, SMU_MSG_PowerUpJpeg message does not need an argument.

The fixes for this and others will be in v2. Thanks for pointing this out.

Regards,

Leo



-----Original Message-----
From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of Leo Liu
Sent: Wednesday, November 13, 2019 2:03 AM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Liu, Leo <Leo.Liu@xxxxxxx>
Subject: [PATCH 12/21] drm/amd/powerplay: add JPEG power control for
Navi1x

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

Signed-off-by: Leo Liu <leo.liu@xxxxxxx>
---
  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

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