diff options
| author |  Sung Joon Kim <sungkim@amd.com>
| 2024-03-12 11:15:59 -0400 |
|---|---|---|
| committer |  Alex Deucher <alexander.deucher@amd.com>
| 2024-03-27 01:36:04 -0400 |
| commit | fbc836cdbf9feaf15e84025c4ee52f425e861446 (patch) | |
| tree | 1aeacff3ef3a6a46dcff0830e43981404f2e1a66 /drivers/gpu/drm/amd/display/dc/clk_mgr | |
| parent | drm/amd/display: Send DTBCLK disable message on first commit (diff) | |
| download | linux-fbc836cdbf9feaf15e84025c4ee52f425e861446.tar.gz linux-fbc836cdbf9feaf15e84025c4ee52f425e861446.tar.bz2 linux-fbc836cdbf9feaf15e84025c4ee52f425e861446.zip | |
drm/amd/display: Remove read/write to external register
[why&how]
We need to remove the reference to these registers to
prevent any usage in the future.
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Sung Joon Kim <sungkim@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr')
3 files changed, 0 insertions, 61 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c index dafa07671d00..928d61f9f858 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_clk_mgr.c @@ -842,35 +842,6 @@ static void dcn35_set_low_power_state(struct clk_mgr *clk_mgr_base) } } -static void dcn35_set_ips_idle_state(struct clk_mgr *clk_mgr_base, bool allow_idle) -{ - struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); - struct dc *dc = clk_mgr_base->ctx->dc; - uint32_t val = dcn35_smu_read_ips_scratch(clk_mgr); - - if (dc->config.disable_ips == DMUB_IPS_ENABLE || - dc->config.disable_ips == DMUB_IPS_DISABLE_DYNAMIC) { - val = val & ~DMUB_IPS1_ALLOW_MASK; - val = val & ~DMUB_IPS2_ALLOW_MASK; - } else if (dc->config.disable_ips == DMUB_IPS_DISABLE_IPS1) { - val |= DMUB_IPS1_ALLOW_MASK; - val |= DMUB_IPS2_ALLOW_MASK; - } else if (dc->config.disable_ips == DMUB_IPS_DISABLE_IPS2) { - val = val & ~DMUB_IPS1_ALLOW_MASK; - val |= DMUB_IPS2_ALLOW_MASK; - } else if (dc->config.disable_ips == DMUB_IPS_DISABLE_IPS2_Z10) { - val = val & ~DMUB_IPS1_ALLOW_MASK; - val = val & ~DMUB_IPS2_ALLOW_MASK; - } - - if (!allow_idle) { - val |= DMUB_IPS1_ALLOW_MASK; - val |= DMUB_IPS2_ALLOW_MASK; - } - - dcn35_smu_write_ips_scratch(clk_mgr, val); -} - static void dcn35_exit_low_power_state(struct clk_mgr *clk_mgr_base) { struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); @@ -890,13 +861,6 @@ static bool dcn35_is_ips_supported(struct clk_mgr *clk_mgr_base) return ips_supported; } -static uint32_t dcn35_get_ips_idle_state(struct clk_mgr *clk_mgr_base) -{ - struct clk_mgr_internal *clk_mgr = TO_CLK_MGR_INTERNAL(clk_mgr_base); - - return dcn35_smu_read_ips_scratch(clk_mgr); -} - static void dcn35_init_clocks_fpga(struct clk_mgr *clk_mgr) { init_clk_states(clk_mgr); @@ -984,8 +948,6 @@ static struct clk_mgr_funcs dcn35_funcs = { .set_low_power_state = dcn35_set_low_power_state, .exit_low_power_state = dcn35_exit_low_power_state, .is_ips_supported = dcn35_is_ips_supported, - .set_idle_state = dcn35_set_ips_idle_state, - .get_idle_state = dcn35_get_ips_idle_state }; struct clk_mgr_funcs dcn35_fpga_funcs = { diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c index 9e588c56c570..1399b41dfd1c 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.c @@ -487,24 +487,3 @@ int dcn35_smu_get_ips_supported(struct clk_mgr_internal *clk_mgr) //smu_print("%s: VBIOSSMC_MSG_QueryIPS2Support return = %x\n", __func__, retv); return retv; } - -void dcn35_smu_write_ips_scratch(struct clk_mgr_internal *clk_mgr, uint32_t param) -{ - if (!clk_mgr->smu_present) - return; - - REG_WRITE(MP1_SMN_C2PMSG_71, param); - //smu_print("%s: write_ips_scratch = %x\n", __func__, param); -} - -uint32_t dcn35_smu_read_ips_scratch(struct clk_mgr_internal *clk_mgr) -{ - uint32_t retv; - - if (!clk_mgr->smu_present) - return 0; - - retv = REG_READ(MP1_SMN_C2PMSG_71); - //smu_print("%s: dcn35_smu_read_ips_scratch = %x\n", __func__, retv); - return retv; -} diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.h b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.h index 2b8e6959a03d..06cd3cc6d36e 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.h +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn35/dcn35_smu.h @@ -198,6 +198,4 @@ int dcn35_smu_exit_low_power_state(struct clk_mgr_internal *clk_mgr); int dcn35_smu_get_ips_supported(struct clk_mgr_internal *clk_mgr); int dcn35_smu_get_dtbclk(struct clk_mgr_internal *clk_mgr); int dcn35_smu_get_dprefclk(struct clk_mgr_internal *clk_mgr); -void dcn35_smu_write_ips_scratch(struct clk_mgr_internal *clk_mgr, uint32_t param); -uint32_t dcn35_smu_read_ips_scratch(struct clk_mgr_internal *clk_mgr); #endif /* DAL_DC_35_SMU_H_ */ |