diff options
Diffstat (limited to 'meta-steppeeagle/recipes-kernel/linux/linux-yocto/0048-yocto-amd-drm-radeon-add-Mullins-dpm-support.patch')
| -rw-r--r-- | meta-steppeeagle/recipes-kernel/linux/linux-yocto/0048-yocto-amd-drm-radeon-add-Mullins-dpm-support.patch | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/meta-steppeeagle/recipes-kernel/linux/linux-yocto/0048-yocto-amd-drm-radeon-add-Mullins-dpm-support.patch b/meta-steppeeagle/recipes-kernel/linux/linux-yocto/0048-yocto-amd-drm-radeon-add-Mullins-dpm-support.patch new file mode 100644 index 00000000..001df0a7 --- /dev/null +++ b/meta-steppeeagle/recipes-kernel/linux/linux-yocto/0048-yocto-amd-drm-radeon-add-Mullins-dpm-support.patch @@ -0,0 +1,111 @@ +drm/radeon: add Mullins dpm support. + +Generic dpm support similar to Kabini. Mullins specific features +will be worked on later. + +Signed-off-by: Samuel Li <samuel.li@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +diff -Naur a/drivers/gpu/drm/radeon/kv_dpm.c b/drivers/gpu/drm/radeon/kv_dpm.c +--- a/drivers/gpu/drm/radeon/kv_dpm.c 2014-04-26 01:53:33.433066497 +0530 ++++ b/drivers/gpu/drm/radeon/kv_dpm.c 2014-04-26 02:25:06.745138697 +0530 +@@ -639,7 +639,7 @@ + + static int kv_unforce_levels(struct radeon_device *rdev) + { +- if (rdev->family == CHIP_KABINI) ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return kv_notify_message_to_smu(rdev, PPSMC_MSG_NoForcedLevel); + else + return kv_set_enabled_levels(rdev); +@@ -1625,7 +1625,7 @@ + if (pi->acp_power_gated == gate) + return; + +- if (rdev->family == CHIP_KABINI) ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return; + + pi->acp_power_gated = gate; +@@ -1799,7 +1799,7 @@ + } + } + +- if (rdev->family == CHIP_KABINI) { ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + if (pi->enable_dpm) { + kv_set_valid_clock_range(rdev, new_ps); + kv_update_dfs_bypass_settings(rdev, new_ps); +@@ -1880,7 +1880,7 @@ + { + struct kv_power_info *pi = kv_get_pi(rdev); + +- if (rdev->family == CHIP_KABINI) { ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + kv_force_lowest_valid(rdev); + kv_init_graphics_levels(rdev); + kv_program_bootup_state(rdev); +@@ -1959,7 +1959,7 @@ + break; + } + +- if (rdev->family == CHIP_KABINI) ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); + else + return kv_set_enabled_level(rdev, i); +@@ -1979,7 +1979,7 @@ + break; + } + +- if (rdev->family == CHIP_KABINI) ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return kv_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_DPM_ForceState, i); + else + return kv_set_enabled_level(rdev, i); +@@ -2136,7 +2136,7 @@ + else + pi->battery_state = false; + +- if (rdev->family == CHIP_KABINI) { ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + ps->dpm0_pg_nb_ps_lo = 0x1; + ps->dpm0_pg_nb_ps_hi = 0x0; + ps->dpmx_nb_ps_lo = 0x1; +@@ -2197,7 +2197,7 @@ + if (pi->lowest_valid > pi->highest_valid) + return -EINVAL; + +- if (rdev->family == CHIP_KABINI) { ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) { + for (i = pi->lowest_valid; i <= pi->highest_valid; i++) { + pi->graphics_level[i].GnbSlow = 1; + pi->graphics_level[i].ForceNbPs1 = 0; +@@ -2342,7 +2342,7 @@ + struct kv_power_info *pi = kv_get_pi(rdev); + u32 nbdpmconfig1; + +- if (rdev->family == CHIP_KABINI) ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + return; + + if (pi->sys_info.nb_dpm_enable) { +@@ -2649,7 +2649,7 @@ + + pi->sram_end = SMC_RAM_END; + +- if (rdev->family == CHIP_KABINI) ++ if (rdev->family == CHIP_KABINI || rdev->family == CHIP_MULLINS) + pi->high_voltage_t = 4001; + + pi->enable_nb_dpm = true; +diff -Naur a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c +--- a/drivers/gpu/drm/radeon/radeon_pm.c 2014-04-26 01:51:53.857071705 +0530 ++++ b/drivers/gpu/drm/radeon/radeon_pm.c 2014-04-26 02:25:52.577153751 +0530 +@@ -1298,6 +1298,7 @@ + case CHIP_BONAIRE: + case CHIP_KABINI: + case CHIP_KAVERI: ++ case CHIP_MULLINS: + /* DPM requires the RLC, RV770+ dGPU requires SMC */ + if (!rdev->rlc_fw) + rdev->pm.pm_method = PM_METHOD_PROFILE; |