diff options
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 44 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 8 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/navi10_ppt.c | 23 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 44 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 23 |
5 files changed, 98 insertions, 44 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index 8bb5287fe711..6cb52881e955 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -945,50 +945,6 @@ static int smu_fini_fb_allocations(struct smu_context *smu) return 0; } -static int smu_override_pcie_parameters(struct smu_context *smu) -{ - struct amdgpu_device *adev = smu->adev; - uint32_t pcie_gen = 0, pcie_width = 0, smu_pcie_arg; - int ret; - - if (adev->flags & AMD_IS_APU) - return 0; - - if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4) - pcie_gen = 3; - else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) - pcie_gen = 2; - else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) - pcie_gen = 1; - else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1) - pcie_gen = 0; - - /* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1 - * Bit 15:8: PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4 - * Bit 7:0: PCIE lane width, 1 to 7 corresponds is x1 to x32 - */ - if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) - pcie_width = 6; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) - pcie_width = 5; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) - pcie_width = 4; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) - pcie_width = 3; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) - pcie_width = 2; - else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) - pcie_width = 1; - - smu_pcie_arg = (1 << 16) | (pcie_gen << 8) | pcie_width; - ret = smu_send_smc_msg_with_param(smu, - SMU_MSG_OverridePcieParameters, - smu_pcie_arg); - if (ret) - pr_err("[%s] Attempt to override pcie params failed!\n", __func__); - return ret; -} - static int smu_smc_table_hw_init(struct smu_context *smu, bool initialize) { diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index 401affdee49d..cdb845f5f23e 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -469,6 +469,7 @@ struct pptable_funcs { int (*get_dpm_clk_limited)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t dpm_level, uint32_t *freq); int (*set_df_cstate)(struct smu_context *smu, enum pp_df_cstate state); + int (*update_pcie_parameters)(struct smu_context *smu, uint32_t pcie_gen_cap, uint32_t pcie_width_cap); }; struct smu_funcs @@ -551,6 +552,7 @@ struct smu_funcs int (*mode2_reset)(struct smu_context *smu); int (*get_dpm_ultimate_freq)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t *min, uint32_t *max); int (*set_soft_freq_limited_range)(struct smu_context *smu, enum smu_clk_type clk_type, uint32_t min, uint32_t max); + int (*override_pcie_parameters)(struct smu_context *smu); }; #define smu_init_microcode(smu) \ @@ -783,6 +785,12 @@ struct smu_funcs #define smu_set_soft_freq_limited_range(smu, clk_type, min, max) \ ((smu)->funcs->set_soft_freq_limited_range ? (smu)->funcs->set_soft_freq_limited_range((smu), (clk_type), (min), (max)) : -EINVAL) +#define smu_override_pcie_parameters(smu) \ + ((smu)->funcs->override_pcie_parameters ? (smu)->funcs->override_pcie_parameters((smu)) : 0) + +#define smu_update_pcie_parameters(smu, pcie_gen_cap, pcie_width_cap) \ + ((smu)->ppt_funcs->update_pcie_parameters ? (smu)->ppt_funcs->update_pcie_parameters((smu), (pcie_gen_cap), (pcie_width_cap)) : 0) + extern int smu_get_atom_data_table(struct smu_context *smu, uint32_t table, uint16_t *size, uint8_t *frev, uint8_t *crev, uint8_t **addr); diff --git a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c index 22be714ab222..d59ec114f824 100644 --- a/drivers/gpu/drm/amd/powerplay/navi10_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/navi10_ppt.c @@ -1629,6 +1629,28 @@ static int navi10_get_power_limit(struct smu_context *smu, return 0; } +static int navi10_update_pcie_parameters(struct smu_context *smu, + uint32_t pcie_gen_cap, + uint32_t pcie_width_cap) +{ + PPTable_t *pptable = smu->smu_table.driver_pptable; + int ret, i; + uint32_t smu_pcie_arg; + + for (i = 0; i < NUM_LINK_LEVELS; i++) { + smu_pcie_arg = (i << 16) | + ((pptable->PcieGenSpeed[i] <= pcie_gen_cap) ? (pptable->PcieGenSpeed[i] << 8) : + (pcie_gen_cap << 8)) | ((pptable->PcieLaneCount[i] <= pcie_width_cap) ? + pptable->PcieLaneCount[i] : pcie_width_cap); + ret = smu_send_smc_msg_with_param(smu, + SMU_MSG_OverridePcieParameters, + smu_pcie_arg); + } + + return ret; +} + + static const struct pptable_funcs navi10_ppt_funcs = { .tables_init = navi10_tables_init, .alloc_dpm_context = navi10_allocate_dpm_context, @@ -1667,6 +1689,7 @@ static const struct pptable_funcs navi10_ppt_funcs = { .get_thermal_temperature_range = navi10_get_thermal_temperature_range, .display_disable_memory_clock_switch = navi10_display_disable_memory_clock_switch, .get_power_limit = navi10_get_power_limit, + .update_pcie_parameters = navi10_update_pcie_parameters, }; void navi10_set_ppt_funcs(struct smu_context *smu) diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index c9e90d59a6b8..a812ae59a94b 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -35,6 +35,7 @@ #include "vega20_ppt.h" #include "arcturus_ppt.h" #include "navi10_ppt.h" +#include "amd_pcie.h" #include "asic_reg/thm/thm_11_0_2_offset.h" #include "asic_reg/thm/thm_11_0_2_sh_mask.h" @@ -1792,6 +1793,48 @@ static int smu_v11_0_set_soft_freq_limited_range(struct smu_context *smu, enum s return ret; } +static int smu_v11_0_override_pcie_parameters(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + uint32_t pcie_gen = 0, pcie_width = 0; + int ret; + + if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4) + pcie_gen = 3; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) + pcie_gen = 2; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) + pcie_gen = 1; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1) + pcie_gen = 0; + + /* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1 + * Bit 15:8: PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4 + * Bit 7:0: PCIE lane width, 1 to 7 corresponds is x1 to x32 + */ + if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) + pcie_width = 6; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) + pcie_width = 5; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) + pcie_width = 4; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) + pcie_width = 3; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) + pcie_width = 2; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) + pcie_width = 1; + + ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width); + + if (ret) + pr_err("[%s] Attempt to override pcie params failed!\n", __func__); + + return ret; + +} + + static const struct smu_funcs smu_v11_0_funcs = { .init_microcode = smu_v11_0_init_microcode, .load_microcode = smu_v11_0_load_microcode, @@ -1844,6 +1887,7 @@ static const struct smu_funcs smu_v11_0_funcs = { .baco_reset = smu_v11_0_baco_reset, .get_dpm_ultimate_freq = smu_v11_0_get_dpm_ultimate_freq, .set_soft_freq_limited_range = smu_v11_0_set_soft_freq_limited_range, + .override_pcie_parameters = smu_v11_0_override_pcie_parameters, }; void smu_v11_0_set_smu_funcs(struct smu_context *smu) diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c index 3fc6ad088e19..bebf38ca4be7 100644 --- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c @@ -3157,6 +3157,28 @@ static int vega20_set_df_cstate(struct smu_context *smu, return smu_send_smc_msg_with_param(smu, SMU_MSG_DFCstateControl, state); } +static int vega20_update_pcie_parameters(struct smu_context *smu, + uint32_t pcie_gen_cap, + uint32_t pcie_width_cap) +{ + PPTable_t *pptable = smu->smu_table.driver_pptable; + int ret, i; + uint32_t smu_pcie_arg; + + for (i = 0; i < NUM_LINK_LEVELS; i++) { + smu_pcie_arg = (i << 16) | + ((pptable->PcieGenSpeed[i] <= pcie_gen_cap) ? (pptable->PcieGenSpeed[i] << 8) : + (pcie_gen_cap << 8)) | ((pptable->PcieLaneCount[i] <= pcie_width_cap) ? + pptable->PcieLaneCount[i] : pcie_width_cap); + ret = smu_send_smc_msg_with_param(smu, + SMU_MSG_OverridePcieParameters, + smu_pcie_arg); + } + + return ret; +} + + static const struct pptable_funcs vega20_ppt_funcs = { .tables_init = vega20_tables_init, .alloc_dpm_context = vega20_allocate_dpm_context, @@ -3201,6 +3223,7 @@ static const struct pptable_funcs vega20_ppt_funcs = { .set_watermarks_table = vega20_set_watermarks_table, .get_thermal_temperature_range = vega20_get_thermal_temperature_range, .set_df_cstate = vega20_set_df_cstate, + .update_pcie_parameters = vega20_update_pcie_parameters }; void vega20_set_ppt_funcs(struct smu_context *smu) |