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path: root/drivers/gpu/drm/ast/ast_mode.c
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-rw-r--r--drivers/gpu/drm/ast/ast_mode.c28
1 files changed, 21 insertions, 7 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index 214b10178454..1bc0220e6783 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -42,7 +42,6 @@
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_gem_vram_helper.h>
#include <drm/drm_managed.h>
-#include <drm/drm_plane_helper.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_simple_kms_helper.h>
@@ -114,6 +113,9 @@ static bool ast_get_vbios_mode_info(const struct drm_format_info *format,
case 1024:
vbios_mode->enh_table = &res_1024x768[refresh_rate_index];
break;
+ case 1152:
+ vbios_mode->enh_table = &res_1152x864[refresh_rate_index];
+ break;
case 1280:
if (mode->crtc_vdisplay == 800)
vbios_mode->enh_table = &res_1280x800[refresh_rate_index];
@@ -311,7 +313,7 @@ static void ast_set_crtc_reg(struct ast_private *ast,
u8 jreg05 = 0, jreg07 = 0, jreg09 = 0, jregAC = 0, jregAD = 0, jregAE = 0;
u16 temp, precache = 0;
- if ((ast->chip == AST2500) &&
+ if ((ast->chip == AST2500 || ast->chip == AST2600) &&
(vbios_mode->enh_table->flags & AST2500PreCatchCRT))
precache = 40;
@@ -352,6 +354,12 @@ static void ast_set_crtc_reg(struct ast_private *ast,
ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAC, 0x00, jregAC);
ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAD, 0x00, jregAD);
+ // Workaround for HSync Time non octave pixels (1920x1080@60Hz HSync 44 pixels);
+ if ((ast->chip == AST2600) && (mode->crtc_vdisplay == 1080))
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xFC, 0xFD, 0x02);
+ else
+ ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xFC, 0xFD, 0x00);
+
/* vert timings */
temp = (mode->crtc_vtotal) - 2;
if (temp & 0x100)
@@ -429,7 +437,7 @@ static void ast_set_dclk_reg(struct ast_private *ast,
{
const struct ast_vbios_dclk_info *clk_info;
- if (ast->chip == AST2500)
+ if ((ast->chip == AST2500) || (ast->chip == AST2600))
clk_info = &dclk_table_ast2500[vbios_mode->enh_table->dclk_index];
else
clk_info = &dclk_table[vbios_mode->enh_table->dclk_index];
@@ -555,8 +563,8 @@ static int ast_primary_plane_helper_atomic_check(struct drm_plane *plane,
new_plane_state->crtc);
ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
- DRM_PLANE_HELPER_NO_SCALING,
- DRM_PLANE_HELPER_NO_SCALING,
+ DRM_PLANE_NO_SCALING,
+ DRM_PLANE_NO_SCALING,
false, true);
if (ret)
return ret;
@@ -779,8 +787,8 @@ static int ast_cursor_plane_helper_atomic_check(struct drm_plane *plane,
new_plane_state->crtc);
ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state,
- DRM_PLANE_HELPER_NO_SCALING,
- DRM_PLANE_HELPER_NO_SCALING,
+ DRM_PLANE_NO_SCALING,
+ DRM_PLANE_NO_SCALING,
true, true);
if (ret)
return ret;
@@ -1058,6 +1066,8 @@ ast_crtc_helper_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode
return MODE_OK;
if ((mode->hdisplay == 1600) && (mode->vdisplay == 900))
return MODE_OK;
+ if ((mode->hdisplay == 1152) && (mode->vdisplay == 864))
+ return MODE_OK;
if ((ast->chip == AST2100) || (ast->chip == AST2200) ||
(ast->chip == AST2300) || (ast->chip == AST2400) ||
@@ -1090,6 +1100,10 @@ ast_crtc_helper_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode
if (mode->vdisplay == 768)
status = MODE_OK;
break;
+ case 1152:
+ if (mode->vdisplay == 864)
+ status = MODE_OK;
+ break;
case 1280:
if (mode->vdisplay == 1024)
status = MODE_OK;