From 219be9dda6137bc9759c449bbff5d4394fe73382 Mon Sep 17 00:00:00 2001 From: Clark Zheng Date: Thu, 15 Mar 2018 14:02:06 +0800 Subject: [PATCH] drm/amd/display: Refine disable VGA bad case won't follow normal sense, it will not enable vga1 as usual, but vga2,3,4 is on. Signed-off-by: Clark Zheng Reviewed-by: Tony Cheng Acked-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h | 8 +++++++- .../amd/display/dc/dcn10/dcn10_hw_sequencer.c | 16 +++++++++++++--- 2 files changed, 20 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h index a993279a8f2d..f11f17fe08f9 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h @@ -496,6 +496,9 @@ struct dce_hwseq_registers { HWS_SF(, DOMAIN7_PG_STATUS, DOMAIN7_PGFSM_PWR_STATUS, mask_sh), \ HWS_SF(, DC_IP_REQUEST_CNTL, IP_REQUEST_EN, mask_sh), \ HWS_SF(, D1VGA_CONTROL, D1VGA_MODE_ENABLE, mask_sh),\ + HWS_SF(, D2VGA_CONTROL, D2VGA_MODE_ENABLE, mask_sh),\ + HWS_SF(, D3VGA_CONTROL, D3VGA_MODE_ENABLE, mask_sh),\ + HWS_SF(, D4VGA_CONTROL, D4VGA_MODE_ENABLE, mask_sh),\ HWS_SF(, VGA_TEST_CONTROL, VGA_TEST_ENABLE, mask_sh),\ HWS_SF(, VGA_TEST_CONTROL, VGA_TEST_RENDER_START, mask_sh),\ HWS_SF(, LVTMA_PWRSEQ_CNTL, LVTMA_BLON, mask_sh), \ @@ -591,7 +594,10 @@ struct dce_hwseq_registers { type DENTIST_DISPCLK_WDIVIDER; \ type VGA_TEST_ENABLE; \ type VGA_TEST_RENDER_START; \ - type D1VGA_MODE_ENABLE; + type D1VGA_MODE_ENABLE; \ + type D2VGA_MODE_ENABLE; \ + type D3VGA_MODE_ENABLE; \ + type D4VGA_MODE_ENABLE; struct dce_hwseq_shift { HWSEQ_REG_FIELD_LIST(uint8_t) diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index 072e4485e85e..dc1e010725c1 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -238,14 +238,24 @@ static void enable_power_gating_plane( static void disable_vga( struct dce_hwseq *hws) { - unsigned int in_vga_mode = 0; + unsigned int in_vga1_mode = 0; + unsigned int in_vga2_mode = 0; + unsigned int in_vga3_mode = 0; + unsigned int in_vga4_mode = 0; - REG_GET(D1VGA_CONTROL, D1VGA_MODE_ENABLE, &in_vga_mode); + REG_GET(D1VGA_CONTROL, D1VGA_MODE_ENABLE, &in_vga1_mode); + REG_GET(D2VGA_CONTROL, D2VGA_MODE_ENABLE, &in_vga2_mode); + REG_GET(D3VGA_CONTROL, D3VGA_MODE_ENABLE, &in_vga3_mode); + REG_GET(D4VGA_CONTROL, D4VGA_MODE_ENABLE, &in_vga4_mode); - if (in_vga_mode == 0) + if (in_vga1_mode == 0 && in_vga2_mode == 0 && + in_vga3_mode == 0 && in_vga4_mode == 0) return; REG_WRITE(D1VGA_CONTROL, 0); + REG_WRITE(D2VGA_CONTROL, 0); + REG_WRITE(D3VGA_CONTROL, 0); + REG_WRITE(D4VGA_CONTROL, 0); /* HW Engineer's Notes: * During switch from vga->extended, if we set the VGA_TEST_ENABLE and