diff options
author | Alex Deucher <alexander.deucher@amd.com> | 2013-06-27 18:54:46 -0400 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-27 19:16:12 -0400 |
commit | 5d77d776416a8881e49d42a30e0eaa919fc98ba5 (patch) | |
tree | 6dc48c87becb61cbc96d7cd7f8a44f0813ba8fe5 /drivers/gpu/drm/radeon/rv770_dpm.c | |
parent | c70d45536c2e76751dd036951c523e1401eb6e07 (diff) |
drm/radeon/dpm/rv7xx: restructure code
Needed to properly handle dynamic state adjustment.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/rv770_dpm.c')
-rw-r--r-- | drivers/gpu/drm/radeon/rv770_dpm.c | 77 |
1 files changed, 41 insertions, 36 deletions
diff --git a/drivers/gpu/drm/radeon/rv770_dpm.c b/drivers/gpu/drm/radeon/rv770_dpm.c index d3a55b792bd6..3c2866e7ca5b 100644 --- a/drivers/gpu/drm/radeon/rv770_dpm.c +++ b/drivers/gpu/drm/radeon/rv770_dpm.c @@ -1155,10 +1155,10 @@ static int rv770_populate_smc_mvdd_table(struct radeon_device *rdev, return 0; } -static int rv770_init_smc_table(struct radeon_device *rdev) +static int rv770_init_smc_table(struct radeon_device *rdev, + struct radeon_ps *radeon_boot_state) { struct rv7xx_power_info *pi = rv770_get_pi(rdev); - struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps; struct rv7xx_ps *boot_state = rv770_get_ps(radeon_boot_state); RV770_SMC_STATETABLE *table = &pi->smc_statetable; int ret; @@ -1364,10 +1364,9 @@ static void rv770_enable_dynamic_pcie_gen2(struct radeon_device *rdev, WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE); } -static void r7xx_program_memory_timing_parameters(struct radeon_device *rdev) +static void r7xx_program_memory_timing_parameters(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state) { - struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps; - if ((rdev->family == CHIP_RV730) || (rdev->family == CHIP_RV710) || (rdev->family == CHIP_RV740)) @@ -1376,10 +1375,10 @@ static void r7xx_program_memory_timing_parameters(struct radeon_device *rdev) rv770_program_memory_timing_parameters(rdev, radeon_new_state); } -static int rv770_upload_sw_state(struct radeon_device *rdev) +static int rv770_upload_sw_state(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state) { struct rv7xx_power_info *pi = rv770_get_pi(rdev); - struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps; u16 address = pi->state_table_start + offsetof(RV770_SMC_STATETABLE, driverState); RV770_SMC_SWSTATE state = { 0 }; @@ -1426,36 +1425,38 @@ int rv770_set_boot_state(struct radeon_device *rdev) return 0; } -void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev) +void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev, + struct radeon_ps *new_ps, + struct radeon_ps *old_ps) { - 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); + struct rv7xx_ps *new_state = rv770_get_ps(new_ps); + struct rv7xx_ps *current_state = rv770_get_ps(old_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)) + if ((new_ps->vclk == old_ps->vclk) && + (new_ps->dclk == old_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); + radeon_set_uvd_clocks(rdev, new_ps->vclk, old_ps->dclk); } -void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev) +void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev, + struct radeon_ps *new_ps, + struct radeon_ps *old_ps) { - 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); + struct rv7xx_ps *new_state = rv770_get_ps(new_ps); + struct rv7xx_ps *current_state = rv770_get_ps(old_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)) + if ((new_ps->vclk == old_ps->vclk) && + (new_ps->dclk == old_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); + radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk); } int rv770_restrict_performance_levels_before_switch(struct radeon_device *rdev) @@ -1720,11 +1721,11 @@ void rv770_program_response_times(struct radeon_device *rdev) #endif } -static void rv770_program_dcodt_before_state_switch(struct radeon_device *rdev) +static void rv770_program_dcodt_before_state_switch(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state, + struct radeon_ps *radeon_current_state) { struct rv7xx_power_info *pi = rv770_get_pi(rdev); - struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps; - struct radeon_ps *radeon_current_state = rdev->pm.dpm.current_ps; struct rv7xx_ps *new_state = rv770_get_ps(radeon_new_state); struct rv7xx_ps *current_state = rv770_get_ps(radeon_current_state); bool current_use_dc = false; @@ -1749,11 +1750,11 @@ static void rv770_program_dcodt_before_state_switch(struct radeon_device *rdev) rv730_program_dcodt(rdev, new_use_dc); } -static void rv770_program_dcodt_after_state_switch(struct radeon_device *rdev) +static void rv770_program_dcodt_after_state_switch(struct radeon_device *rdev, + struct radeon_ps *radeon_new_state, + struct radeon_ps *radeon_current_state) { struct rv7xx_power_info *pi = rv770_get_pi(rdev); - struct radeon_ps *radeon_new_state = rdev->pm.dpm.requested_ps; - struct radeon_ps *radeon_current_state = rdev->pm.dpm.current_ps; struct rv7xx_ps *new_state = rv770_get_ps(radeon_new_state); struct rv7xx_ps *current_state = rv770_get_ps(radeon_current_state); bool current_use_dc = false; @@ -1873,6 +1874,7 @@ int rv770_set_thermal_temperature_range(struct radeon_device *rdev, int rv770_dpm_enable(struct radeon_device *rdev) { struct rv7xx_power_info *pi = rv770_get_pi(rdev); + struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; if (pi->gfx_clock_gating) rv770_restore_cgcg(rdev); @@ -1915,7 +1917,7 @@ int rv770_dpm_enable(struct radeon_device *rdev) if (rv770_upload_firmware(rdev)) return -EINVAL; /* get ucode version ? */ - if (rv770_init_smc_table(rdev)) + if (rv770_init_smc_table(rdev, boot_ps)) return -EINVAL; rv770_program_response_times(rdev); r7xx_start_smc(rdev); @@ -1990,19 +1992,21 @@ void rv770_dpm_disable(struct radeon_device *rdev) int rv770_dpm_set_power_state(struct radeon_device *rdev) { struct rv7xx_power_info *pi = rv770_get_pi(rdev); + struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps; + struct radeon_ps *old_ps = rdev->pm.dpm.current_ps; rv770_restrict_performance_levels_before_switch(rdev); - rv770_set_uvd_clock_before_set_eng_clock(rdev); + rv770_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps); rv770_halt_smc(rdev); - rv770_upload_sw_state(rdev); - r7xx_program_memory_timing_parameters(rdev); + rv770_upload_sw_state(rdev, new_ps); + r7xx_program_memory_timing_parameters(rdev, new_ps); if (pi->dcodt) - rv770_program_dcodt_before_state_switch(rdev); + rv770_program_dcodt_before_state_switch(rdev, new_ps, old_ps); rv770_resume_smc(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); + rv770_program_dcodt_after_state_switch(rdev, new_ps, old_ps); + rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps); rv770_unrestrict_performance_levels_after_switch(rdev); return 0; @@ -2011,13 +2015,14 @@ int rv770_dpm_set_power_state(struct radeon_device *rdev) void rv770_dpm_reset_asic(struct radeon_device *rdev) { struct rv7xx_power_info *pi = rv770_get_pi(rdev); + struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; rv770_restrict_performance_levels_before_switch(rdev); if (pi->dcodt) - rv770_program_dcodt_before_state_switch(rdev); + rv770_program_dcodt_before_state_switch(rdev, boot_ps, boot_ps); rv770_set_boot_state(rdev); if (pi->dcodt) - rv770_program_dcodt_after_state_switch(rdev); + rv770_program_dcodt_after_state_switch(rdev, boot_ps, boot_ps); } void rv770_dpm_setup_asic(struct radeon_device *rdev) |