<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> </div> <div id="appendonsend"></div> <hr style="display:inline-block;width:98%" tabindex="-1"> <div id="divRplyFwdMsg" dir="ltr">From: amd-gfx <amd-gfx-bounces@lists.freedesktop.org> on behalf of Quan, Evan <Evan.Quan@amd.com> Sent: Friday, October 11, 2019 11:29 PM To: amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org> Cc: Quan, Evan <Evan.Quan@amd.com> Subject: [PATCH] drm/amd/powerplay: enable Arcturus runtime VCN dpm on/off <div> </div> </div> <div class="BodyFragment"> <div class="PlainText">Enable runtime VCN DPM on/off on Arcturus. Change-Id: Ie7d94d67cb4c622c96acced1b5ef0f4e63db5aad Signed-off-by: Evan Quan <evan.quan@amd.com> --- drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c | 7 +++++ drivers/gpu/drm/amd/powerplay/arcturus_ppt.c | 30 ++++++++++++++++++++ 2 files changed, 37 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c index 2608c932a775..d270df892223 100644 --- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c @@ -25,6 +25,7 @@ #include <drm/drmP.h> #include "amdgpu.h" #include "amdgpu_vcn.h" +#include "amdgpu_pm.h" #include "soc15.h" #include "soc15d.h" #include "vcn_v2_0.h" @@ -709,6 +710,9 @@ static int vcn_v2_5_start(struct amdgpu_device *adev) uint32_t rb_bufsz, tmp; int i, j, k, r; + if (adev->pm.dpm_enabled) + amdgpu_dpm_enable_uvd(adev, true); + for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { if (adev->vcn.harvest_config & (1 << i)) continue; @@ -939,6 +943,9 @@ static int vcn_v2_5_stop(struct amdgpu_device *adev) ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); } + if (adev->pm.dpm_enabled) + amdgpu_dpm_enable_uvd(adev, false); + return 0; } diff --git a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c index a00b60968909..6731fed5458e 100644 --- a/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/arcturus_ppt.c @@ -1907,6 +1907,35 @@ static bool arcturus_is_dpm_running(struct smu_context *smu) return !!(feature_enabled & SMC_DPM_FEATURE); } +static int arcturus_dpm_set_uvd_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_VCN_PG_BIT)) { + ret = smu_feature_set_enabled(smu, SMU_FEATURE_VCN_PG_BIT, 1); + if (ret) { + pr_err("[EnableVCNDPM] failed!\n"); + return ret; + } + } + power_gate->vcn_gated = false; + } else { + if (smu_feature_is_enabled(smu, SMU_FEATURE_VCN_PG_BIT)) { + ret = smu_feature_set_enabled(smu, SMU_FEATURE_VCN_PG_BIT, 0); + if (ret) { + pr_err("[DisableVCNDPM] failed!\n"); + return ret; + } + } + power_gate->vcn_gated = true; + } + + return ret; +} + static const struct pptable_funcs arcturus_ppt_funcs = { /* translate smu index into arcturus specific index */ .get_smu_msg_index = arcturus_get_smu_msg_index, @@ -1945,6 +1974,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = { .dump_pptable = arcturus_dump_pptable, .get_power_limit = arcturus_get_power_limit, .is_dpm_running = arcturus_is_dpm_running, + .dpm_set_uvd_enable = arcturus_dpm_set_uvd_enable, }; void arcturus_set_ppt_funcs(struct smu_context *smu) -- 2.23.0 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org <a href="https://lists.freedesktop.org/mailman/listinfo/amd-gfx">https://lists.freedesktop.org/mailman/listinfo/amd-gfx</a></div> </div> </body> </html>