From mboxrd@z Thu Jan 1 00:00:00 1970 From: alexdeucher@gmail.com Subject: [PATCH 083/165] drm/radeon: add dpm UVD handling for r7xx asics Date: Wed, 26 Jun 2013 09:22:43 -0400 Message-ID: <1372253045-17042-84-git-send-email-alexdeucher@gmail.com> References: <1372253045-17042-1-git-send-email-alexdeucher@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-qa0-f53.google.com (mail-qa0-f53.google.com [209.85.216.53]) by gabe.freedesktop.org (Postfix) with ESMTP id 0E0A1E636B for ; Wed, 26 Jun 2013 06:25:11 -0700 (PDT) Received: by mail-qa0-f53.google.com with SMTP id g10so1517272qah.12 for ; Wed, 26 Jun 2013 06:25:11 -0700 (PDT) In-Reply-To: <1372253045-17042-1-git-send-email-alexdeucher@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org Cc: Alex Deucher List-Id: dri-devel@lists.freedesktop.org From: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/rv770_dpm.c | 34 ++++++++++++++++++++++++++++++++++ drivers/gpu/drm/radeon/rv770_dpm.h | 2 ++ 2 files changed, 36 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c index 8ea6d69..42f559a 100644 --- a/drivers/gpu/drm/radeon/rv770_dpm.c +++ b/drivers/gpu/drm/radeon/rv770_dpm.c @@ -1427,6 +1427,38 @@ int rv770_set_boot_state(struct radeon_device *rdev) return 0; } +void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev) +{ + struct rv7xx_ps *new_state = rv770_get_ps(rdev->pm.dpm.requested_ps); + struct rv7xx_ps *current_state = rv770_get_ps(rdev->pm.dpm.current_ps); + + if ((rdev->pm.dpm.requested_ps->vclk == rdev->pm.dpm.current_ps->vclk) && + (rdev->pm.dpm.requested_ps->dclk == rdev->pm.dpm.current_ps->dclk)) + return; + + if (new_state->high.sclk >= current_state->high.sclk) + return; + + radeon_set_uvd_clocks(rdev, rdev->pm.dpm.requested_ps->vclk, + rdev->pm.dpm.requested_ps->dclk); +} + +void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev) +{ + struct rv7xx_ps *new_state = rv770_get_ps(rdev->pm.dpm.requested_ps); + struct rv7xx_ps *current_state = rv770_get_ps(rdev->pm.dpm.current_ps); + + if ((rdev->pm.dpm.requested_ps->vclk == rdev->pm.dpm.current_ps->vclk) && + (rdev->pm.dpm.requested_ps->dclk == rdev->pm.dpm.current_ps->dclk)) + return; + + if (new_state->high.sclk < current_state->high.sclk) + return; + + radeon_set_uvd_clocks(rdev, rdev->pm.dpm.requested_ps->vclk, + rdev->pm.dpm.requested_ps->dclk); +} + int rv770_restrict_performance_levels_before_switch(struct radeon_device *rdev) { if (rv770_send_msg_to_smc(rdev, (PPSMC_Msg)(PPSMC_MSG_NoForcedLevel)) != PPSMC_Result_OK) @@ -1950,6 +1982,7 @@ int rv770_dpm_set_power_state(struct radeon_device *rdev) struct rv7xx_power_info *pi = rv770_get_pi(rdev); rv770_restrict_performance_levels_before_switch(rdev); + rv770_set_uvd_clock_before_set_eng_clock(rdev); rv770_halt_smc(rdev); rv770_upload_sw_state(rdev); r7xx_program_memory_timing_parameters(rdev); @@ -1959,6 +1992,7 @@ int rv770_dpm_set_power_state(struct radeon_device *rdev) rv770_set_sw_state(rdev); if (pi->dcodt) rv770_program_dcodt_after_state_switch(rdev); + rv770_set_uvd_clock_after_set_eng_clock(rdev); return 0; } diff --git a/drivers/gpu/drm/radeon/rv770_dpm.h b/drivers/gpu/drm/radeon/rv770_dpm.h index bd6ea7b..e42c064 100644 --- a/drivers/gpu/drm/radeon/rv770_dpm.h +++ b/drivers/gpu/drm/radeon/rv770_dpm.h @@ -262,6 +262,8 @@ int rv770_resume_smc(struct radeon_device *rdev); int rv770_set_sw_state(struct radeon_device *rdev); int rv770_set_boot_state(struct radeon_device *rdev); int rv7xx_parse_power_table(struct radeon_device *rdev); +void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev); +void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev); /* smc */ int rv770_read_smc_soft_register(struct radeon_device *rdev, -- 1.7.7.5