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Thu, 08 Oct 2020 11:16:21 -0700 (PDT) From: sandy.8925@gmail.com To: alexander.deucher@amd.com Subject: [PATCH 2/3] drm/radeon: Add implementation of get_current_vddc for Sumo Date: Thu, 8 Oct 2020 23:46:05 +0530 Message-Id: <20201008181606.460499-3-sandy.8925@gmail.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201008181606.460499-1-sandy.8925@gmail.com> References: <20201008181606.460499-1-sandy.8925@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sandeep Raghuraman , dri-devel@lists.freedesktop.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Sandeep Raghuraman Signed-off-by: Sandeep Raghuraman --- drivers/gpu/drm/radeon/radeon_asic.c | 1 + drivers/gpu/drm/radeon/radeon_asic.h | 1 + drivers/gpu/drm/radeon/sumo_dpm.c | 20 ++++++++++++++++++++ 3 files changed, 22 insertions(+) diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c index 495700d16fc9..8becbe09af2f 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.c +++ b/drivers/gpu/drm/radeon/radeon_asic.c @@ -1513,6 +1513,7 @@ static struct radeon_asic sumo_asic = { .force_performance_level = &sumo_dpm_force_performance_level, .get_current_sclk = &sumo_dpm_get_current_sclk, .get_current_mclk = &sumo_dpm_get_current_mclk, + .get_current_vddc = &sumo_dpm_get_current_vddc, }, .pflip = { .page_flip = &evergreen_page_flip, diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h index a74fa18cd27b..24644daead53 100644 --- a/drivers/gpu/drm/radeon/radeon_asic.h +++ b/drivers/gpu/drm/radeon/radeon_asic.h @@ -596,6 +596,7 @@ int sumo_dpm_force_performance_level(struct radeon_device *rdev, enum radeon_dpm_forced_level level); u32 sumo_dpm_get_current_sclk(struct radeon_device *rdev); u32 sumo_dpm_get_current_mclk(struct radeon_device *rdev); +u16 sumo_dpm_get_current_vddc(struct radeon_device *rdev); /* * cayman diff --git a/drivers/gpu/drm/radeon/sumo_dpm.c b/drivers/gpu/drm/radeon/sumo_dpm.c index b95d5d390caf..f74f381af05f 100644 --- a/drivers/gpu/drm/radeon/sumo_dpm.c +++ b/drivers/gpu/drm/radeon/sumo_dpm.c @@ -1865,6 +1865,26 @@ u32 sumo_dpm_get_current_mclk(struct radeon_device *rdev) return pi->sys_info.bootup_uma_clk; } +u16 sumo_dpm_get_current_vddc(struct radeon_device *rdev) +{ + struct sumo_power_info *pi = sumo_get_pi(rdev); + struct radeon_ps *rps = &pi->current_rps; + struct sumo_ps *ps = sumo_get_ps(rps); + struct sumo_pl *pl; + u32 current_index = + (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURR_INDEX_MASK) >> + CURR_INDEX_SHIFT; + + if (current_index == BOOST_DPM_LEVEL) { + pl = &pi->boost_pl; + } else if (current_index >= ps->num_levels) { + return 0; + } else { + pl = &ps->levels[current_index]; + } + return sumo_convert_voltage_index_to_value(rdev, pl->vddc_index); +} + void sumo_dpm_fini(struct radeon_device *rdev) { int i; -- 2.28.0 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel