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drm/radeon/dpm/rv7xx: restructure code

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Needed to properly handle dynamic state adjustment.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-06-27 18:54:46 -04:00
parent c70d45536c
commit 5d77d77641
5 changed files with 55 additions and 43 deletions
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6
drivers/gpu/drm/radeon/btc_dpm.c
View File

@ -2233,6 +2233,8 @@ void btc_dpm_reset_asic(struct radeon_device *rdev)
int btc_dpm_set_power_state(struct radeon_device *rdev)
{
struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev);
struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps;
struct radeon_ps *old_ps = rdev->pm.dpm.current_ps;
btc_apply_state_adjust_rules(rdev);
@ -2243,7 +2245,7 @@ int btc_dpm_set_power_state(struct radeon_device *rdev)
if (eg_pi->pcie_performance_request)
cypress_notify_link_speed_change_before_state_change(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);
btc_set_at_for_uvd(rdev);
if (eg_pi->smu_uvd_hs)
@ -2257,7 +2259,7 @@ int btc_dpm_set_power_state(struct radeon_device *rdev)
rv770_resume_smc(rdev);
rv770_set_sw_state(rdev);
rv770_set_uvd_clock_after_set_eng_clock(rdev);
rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
if (eg_pi->pcie_performance_request)
cypress_notify_link_speed_change_after_state_change(rdev);

6
drivers/gpu/drm/radeon/cypress_dpm.c
View File

@ -1930,13 +1930,15 @@ void cypress_dpm_disable(struct radeon_device *rdev)
int cypress_dpm_set_power_state(struct radeon_device *rdev)
{
struct evergreen_power_info *eg_pi = evergreen_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);
if (eg_pi->pcie_performance_request)
cypress_notify_link_speed_change_before_state_change(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);
cypress_upload_sw_state(rdev);
@ -1947,7 +1949,7 @@ int cypress_dpm_set_power_state(struct radeon_device *rdev)
rv770_resume_smc(rdev);
rv770_set_sw_state(rdev);
rv770_set_uvd_clock_after_set_eng_clock(rdev);
rv770_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps);
if (eg_pi->pcie_performance_request)
cypress_notify_link_speed_change_after_state_change(rdev);

1
drivers/gpu/drm/radeon/rv740_dpm.c
View File

@ -29,7 +29,6 @@
#include "rv770_dpm.h"
#include "atom.h"
struct rv7xx_ps *rv770_get_ps(struct radeon_ps *rps);
struct rv7xx_power_info *rv770_get_pi(struct radeon_device *rdev);
u32 rv740_get_decoded_reference_divider(u32 encoded_ref)

77
drivers/gpu/drm/radeon/rv770_dpm.c
View File

@ -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)

8
drivers/gpu/drm/radeon/rv770_dpm.h
View File

@ -267,8 +267,12 @@ 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);
void rv770_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev,
struct radeon_ps *new_ps,
struct radeon_ps *old_ps);
void rv770_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev,
struct radeon_ps *new_ps,
struct radeon_ps *old_ps);
/* smc */
int rv770_read_smc_soft_register(struct radeon_device *rdev,