From: Likun Gao <likun....@amd.com> Add smu_v11_0_check_pptable function for smu11.
Signed-off-by: Likun Gao <likun....@amd.com> Reviewed-by: Huang Rui <ray.hu...@amd.com> Reviewed-by: Kevin Wang <kevin1.w...@amd.com> --- drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 3 +++ drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 9 +++++++++ drivers/gpu/drm/amd/powerplay/vega20_ppt.c | 21 +++++++++++++++++++++ 3 files changed, 33 insertions(+) diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index c6774e35..a034a15 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -102,6 +102,7 @@ struct smu_context struct pptable_funcs { int (*store_powerplay_table)(struct smu_context *smu); + int (*check_powerplay_table)(struct smu_context *smu); }; struct smu_funcs @@ -180,6 +181,8 @@ struct smu_funcs ((smu)->funcs->send_smc_msg_with_param? (smu)->funcs->send_smc_msg_with_param((smu), (msg), (param)) : 0) #define smu_store_powerplay_table(smu) \ ((smu)->ppt_funcs->store_powerplay_table ? (smu)->ppt_funcs->store_powerplay_table((smu)) : 0) +#define smu_check_powerplay_table(smu) \ + ((smu)->ppt_funcs->check_powerplay_table ? (smu)->ppt_funcs->check_powerplay_table((smu)) : 0) extern int smu_get_atom_data_table(struct smu_context *smu, uint32_t table, uint16_t *size, uint8_t *frev, uint8_t *crev, diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c index 826fd6e..f24cd7d 100644 --- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c +++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c @@ -486,6 +486,14 @@ static int smu_v11_0_notify_memory_pool_location(struct smu_context *smu) return ret; } +static int smu_v11_0_check_pptable(struct smu_context *smu) +{ + int ret; + + ret = smu_check_powerplay_table(smu); + return ret; +} + static int smu_v11_0_parse_pptable(struct smu_context *smu) { int ret; @@ -520,6 +528,7 @@ static const struct smu_funcs smu_v11_0_funcs = { .get_vbios_bootup_values = smu_v11_0_get_vbios_bootup_values, .get_clk_info_from_vbios = smu_v11_0_get_clk_info_from_vbios, .notify_memory_pool_location = smu_v11_0_notify_memory_pool_location, + .check_pptable = smu_v11_0_check_pptable, .parse_pptable = smu_v11_0_parse_pptable, }; diff --git a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c index 292f18c..7bc3e4e 100644 --- a/drivers/gpu/drm/amd/powerplay/vega20_ppt.c +++ b/drivers/gpu/drm/amd/powerplay/vega20_ppt.c @@ -52,8 +52,29 @@ static int vega20_store_powerplay_table(struct smu_context *smu) return 0; } +static int vega20_check_powerplay_table(struct smu_context *smu) +{ + ATOM_Vega20_POWERPLAYTABLE *powerplay_table = NULL; + struct smu_table_context *table_context = &smu->smu_table; + + powerplay_table = table_context->power_play_table; + + if (powerplay_table->sHeader.format_revision < ATOM_VEGA20_TABLE_REVISION_VEGA20) { + pr_err("Unsupported PPTable format!"); + return -EINVAL; + } + + if (!powerplay_table->sHeader.structuresize) { + pr_err("Invalid PowerPlay Table!"); + return -EINVAL; + } + + return 0; +} + static const struct pptable_funcs vega20_ppt_funcs = { .store_powerplay_table = vega20_store_powerplay_table, + .check_powerplay_table = vega20_check_powerplay_table, }; void vega20_set_ppt_funcs(struct smu_context *smu) -- 2.7.4 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx