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authorMark Brown <broonie@kernel.org>2025-10-21 19:05:19 +0100
committerMark Brown <broonie@kernel.org>2025-10-21 19:05:19 +0100
commit2880c42a0de68e9eb979e5331fbd5b2c79e093ad (patch)
tree5d1637310889839165d9ae9594868c76a6c53808 /drivers/gpu/drm/ast/ast_mode.c
parentecba655bf54a661ffe078856cd8dbc898270e4b5 (diff)
parent6658472a3e2de08197acfe099ba71ee0e2505ecf (diff)
ASoC: amd: ps: Propagate the PCI subsystem Vendor and
Merge series from Simon Trimmer <simont@opensource.cirrus.com>: This series of two patches propagates the PCI subsystem Vendor and Device IDs so that they can be used by component drivers to differentiate firmware loads.
Diffstat (limited to 'drivers/gpu/drm/ast/ast_mode.c')
-rw-r--r--drivers/gpu/drm/ast/ast_mode.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index b4e8edc7c767..30b011ed0a05 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -836,22 +836,24 @@ ast_crtc_helper_atomic_flush(struct drm_crtc *crtc,
static void ast_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atomic_state *state)
{
struct ast_device *ast = to_ast_device(crtc->dev);
+ u8 vgacr17 = 0x00;
+ u8 vgacrb6 = 0xff;
- ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0xfc, 0x00);
- ast_set_index_reg_mask(ast, AST_IO_VGASRI, 0x01, 0xdf, 0x00);
+ vgacr17 |= AST_IO_VGACR17_SYNC_ENABLE;
+ vgacrb6 &= ~(AST_IO_VGACRB6_VSYNC_OFF | AST_IO_VGACRB6_HSYNC_OFF);
+
+ ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x17, 0x7f, vgacr17);
+ ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0xfc, vgacrb6);
}
static void ast_crtc_helper_atomic_disable(struct drm_crtc *crtc, struct drm_atomic_state *state)
{
struct drm_crtc_state *old_crtc_state = drm_atomic_get_old_crtc_state(state, crtc);
struct ast_device *ast = to_ast_device(crtc->dev);
- u8 vgacrb6;
+ u8 vgacr17 = 0xff;
- ast_set_index_reg_mask(ast, AST_IO_VGASRI, 0x01, 0xdf, AST_IO_VGASR1_SD);
-
- vgacrb6 = AST_IO_VGACRB6_VSYNC_OFF |
- AST_IO_VGACRB6_HSYNC_OFF;
- ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0xfc, vgacrb6);
+ vgacr17 &= ~AST_IO_VGACR17_SYNC_ENABLE;
+ ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x17, 0x7f, vgacr17);
/*
* HW cursors require the underlying primary plane and CRTC to