drm/ast: Rename AST_IO_CRTC_PORT to AST_IO_VGACRI

Rename AST_IO_CRTC_PORT to AST_IO_VGACRI to align naming
in the driver with documentation. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231017083653.10063-10-tzimmermann@suse.de

1 files changed, 73 insertions, 73 deletions

diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c
index 19dc050d6e81..c4381342af04 100644
--- a/drivers/gpu/drm/ast/ast_mode.c
+++ b/drivers/gpu/drm/ast/ast_mode.c
@@ -253,13 +253,13 @@ static void ast_set_vbios_color_reg(struct ast_device *ast,
 		return;
 	}
 
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x8c, (u8)((color_index & 0x0f) << 4));
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x8c, (u8)((color_index & 0x0f) << 4));
 
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0x00);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0x00);
 
 	if (vbios_mode->enh_table->flags & NewModeInfo) {
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0xa8);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x92, format->cpp[0] * 8);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0xa8);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x92, format->cpp[0] * 8);
 	}
 }
 
@@ -272,18 +272,18 @@ static void ast_set_vbios_mode_reg(struct ast_device *ast,
 	refresh_rate_index = vbios_mode->enh_table->refresh_rate_index;
 	mode_id = vbios_mode->enh_table->mode_id;
 
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x8d, refresh_rate_index & 0xff);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x8e, mode_id & 0xff);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x8d, refresh_rate_index & 0xff);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x8e, mode_id & 0xff);
 
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0x00);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0x00);
 
 	if (vbios_mode->enh_table->flags & NewModeInfo) {
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x91, 0xa8);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x93, adjusted_mode->clock / 1000);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x94, adjusted_mode->crtc_hdisplay);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x95, adjusted_mode->crtc_hdisplay >> 8);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x96, adjusted_mode->crtc_vdisplay);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x97, adjusted_mode->crtc_vdisplay >> 8);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x91, 0xa8);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x93, adjusted_mode->clock / 1000);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x94, adjusted_mode->crtc_hdisplay);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x95, adjusted_mode->crtc_hdisplay >> 8);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x96, adjusted_mode->crtc_vdisplay);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0x97, adjusted_mode->crtc_vdisplay >> 8);
 	}
 }
 
@@ -309,13 +309,13 @@ static void ast_set_std_reg(struct ast_device *ast,
 	}
 
 	/* Set CRTC; except base address and offset */
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x00);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x11, 0x7f, 0x00);
 	for (i = 0; i < 12; i++)
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, stdtable->crtc[i]);
+		ast_set_index_reg(ast, AST_IO_VGACRI, i, stdtable->crtc[i]);
 	for (i = 14; i < 19; i++)
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, stdtable->crtc[i]);
+		ast_set_index_reg(ast, AST_IO_VGACRI, i, stdtable->crtc[i]);
 	for (i = 20; i < 25; i++)
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, i, stdtable->crtc[i]);
+		ast_set_index_reg(ast, AST_IO_VGACRI, i, stdtable->crtc[i]);
 
 	/* set AR */
 	jreg = ast_io_read8(ast, AST_IO_INPUT_STATUS1_READ);
@@ -346,48 +346,48 @@ static void ast_set_crtc_reg(struct ast_device *ast,
 	    (vbios_mode->enh_table->flags & AST2500PreCatchCRT))
 		precache = 40;
 
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x00);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x11, 0x7f, 0x00);
 
 	temp = (mode->crtc_htotal >> 3) - 5;
 	if (temp & 0x100)
 		jregAC |= 0x01; /* HT D[8] */
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x00, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x00, 0x00, temp);
 
 	temp = (mode->crtc_hdisplay >> 3) - 1;
 	if (temp & 0x100)
 		jregAC |= 0x04; /* HDE D[8] */
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x01, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x01, 0x00, temp);
 
 	temp = (mode->crtc_hblank_start >> 3) - 1;
 	if (temp & 0x100)
 		jregAC |= 0x10; /* HBS D[8] */
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x02, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x02, 0x00, temp);
 
 	temp = ((mode->crtc_hblank_end >> 3) - 1) & 0x7f;
 	if (temp & 0x20)
 		jreg05 |= 0x80;  /* HBE D[5] */
 	if (temp & 0x40)
 		jregAD |= 0x01;  /* HBE D[5] */
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x03, 0xE0, (temp & 0x1f));
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x03, 0xE0, (temp & 0x1f));
 
 	temp = ((mode->crtc_hsync_start-precache) >> 3) - 1;
 	if (temp & 0x100)
 		jregAC |= 0x40; /* HRS D[5] */
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x04, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x04, 0x00, temp);
 
 	temp = (((mode->crtc_hsync_end-precache) >> 3) - 1) & 0x3f;
 	if (temp & 0x20)
 		jregAD |= 0x04; /* HRE D[5] */
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x05, 0x60, (u8)((temp & 0x1f) | jreg05));
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x05, 0x60, (u8)((temp & 0x1f) | jreg05));
 
-	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);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xAC, 0x00, jregAC);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xAD, 0x00, jregAD);
 
 	// Workaround for HSync Time non octave pixels (1920x1080@60Hz HSync 44 pixels);
 	if (IS_AST_GEN7(ast) && (mode->crtc_vdisplay == 1080))
-		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xFC, 0xFD, 0x02);
+		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xFC, 0xFD, 0x02);
 	else
-		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xFC, 0xFD, 0x00);
+		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xFC, 0xFD, 0x00);
 
 	/* vert timings */
 	temp = (mode->crtc_vtotal) - 2;
@@ -397,7 +397,7 @@ static void ast_set_crtc_reg(struct ast_device *ast,
 		jreg07 |= 0x20;
 	if (temp & 0x400)
 		jregAE |= 0x01;
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x06, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x06, 0x00, temp);
 
 	temp = (mode->crtc_vsync_start) - 1;
 	if (temp & 0x100)
@@ -406,14 +406,14 @@ static void ast_set_crtc_reg(struct ast_device *ast,
 		jreg07 |= 0x80;
 	if (temp & 0x400)
 		jregAE |= 0x08;
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x10, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x10, 0x00, temp);
 
 	temp = (mode->crtc_vsync_end - 1) & 0x3f;
 	if (temp & 0x10)
 		jregAE |= 0x20;
 	if (temp & 0x20)
 		jregAE |= 0x40;
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x70, temp & 0xf);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x11, 0x70, temp & 0xf);
 
 	temp = mode->crtc_vdisplay - 1;
 	if (temp & 0x100)
@@ -422,7 +422,7 @@ static void ast_set_crtc_reg(struct ast_device *ast,
 		jreg07 |= 0x40;
 	if (temp & 0x400)
 		jregAE |= 0x02;
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x12, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x12, 0x00, temp);
 
 	temp = mode->crtc_vblank_start - 1;
 	if (temp & 0x100)
@@ -431,23 +431,23 @@ static void ast_set_crtc_reg(struct ast_device *ast,
 		jreg09 |= 0x20;
 	if (temp & 0x400)
 		jregAE |= 0x04;
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x15, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x15, 0x00, temp);
 
 	temp = mode->crtc_vblank_end - 1;
 	if (temp & 0x100)
 		jregAE |= 0x10;
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x16, 0x00, temp);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x16, 0x00, temp);
 
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x07, 0x00, jreg07);
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x09, 0xdf, jreg09);
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xAE, 0x00, (jregAE | 0x80));
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x07, 0x00, jreg07);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x09, 0xdf, jreg09);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xAE, 0x00, (jregAE | 0x80));
 
 	if (precache)
-		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x80);
+		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0x3f, 0x80);
 	else
-		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0x3f, 0x00);
+		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0x3f, 0x00);
 
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0x11, 0x7f, 0x80);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0x11, 0x7f, 0x80);
 }
 
 static void ast_set_offset_reg(struct ast_device *ast,
@@ -456,8 +456,8 @@ static void ast_set_offset_reg(struct ast_device *ast,
 	u16 offset;
 
 	offset = fb->pitches[0] >> 3;
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x13, (offset & 0xff));
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xb0, (offset >> 8) & 0x3f);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x13, (offset & 0xff));
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xb0, (offset >> 8) & 0x3f);
 }
 
 static void ast_set_dclk_reg(struct ast_device *ast,
@@ -471,9 +471,9 @@ static void ast_set_dclk_reg(struct ast_device *ast,
 	else
 		clk_info = &dclk_table[vbios_mode->enh_table->dclk_index];
 
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc0, 0x00, clk_info->param1);
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xc1, 0x00, clk_info->param2);
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xbb, 0x0f,
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xc0, 0x00, clk_info->param1);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xc1, 0x00, clk_info->param2);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xbb, 0x0f,
 			       (clk_info->param3 & 0xc0) |
 			       ((clk_info->param3 & 0x3) << 4));
 }
@@ -502,26 +502,26 @@ static void ast_set_color_reg(struct ast_device *ast,
 		break;
 	}
 
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa0, 0x8f, jregA0);
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa3, 0xf0, jregA3);
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xa8, 0xfd, jregA8);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa0, 0x8f, jregA0);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa3, 0xf0, jregA3);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xa8, 0xfd, jregA8);
 }
 
 static void ast_set_crtthd_reg(struct ast_device *ast)
 {
 	/* Set Threshold */
 	if (IS_AST_GEN7(ast)) {
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0xe0);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0xa0);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa7, 0xe0);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa6, 0xa0);
 	} else if (IS_AST_GEN6(ast) || IS_AST_GEN5(ast) || IS_AST_GEN4(ast)) {
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x78);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x60);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa7, 0x78);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa6, 0x60);
 	} else if (IS_AST_GEN3(ast) || IS_AST_GEN2(ast)) {
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x3f);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x2f);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa7, 0x3f);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa6, 0x2f);
 	} else {
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa7, 0x2f);
-		ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa6, 0x1f);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa7, 0x2f);
+		ast_set_index_reg(ast, AST_IO_VGACRI, 0xa6, 0x1f);
 	}
 }
 
@@ -546,9 +546,9 @@ static void ast_set_start_address_crt1(struct ast_device *ast,
 	u32 addr;
 
 	addr = offset >> 2;
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x0d, (u8)(addr & 0xff));
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0x0c, (u8)((addr >> 8) & 0xff));
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xaf, (u8)((addr >> 16) & 0xff));
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x0d, (u8)(addr & 0xff));
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0x0c, (u8)((addr >> 8) & 0xff));
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xaf, (u8)((addr >> 16) & 0xff));
 
 }
 
@@ -814,9 +814,9 @@ static void ast_set_cursor_base(struct ast_device *ast, u64 address)
 	u8 addr1 = (address >> 11) & 0xff;
 	u8 addr2 = (address >> 19) & 0xff;
 
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc8, addr0);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc9, addr1);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xca, addr2);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc8, addr0);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc9, addr1);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xca, addr2);
 }
 
 static void ast_set_cursor_location(struct ast_device *ast, u16 x, u16 y,
@@ -827,12 +827,12 @@ static void ast_set_cursor_location(struct ast_device *ast, u16 x, u16 y,
 	u8 y0 = (y & 0x00ff);
 	u8 y1 = (y & 0x0700) >> 8;
 
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc2, x_offset);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc3, y_offset);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc4, x0);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc5, x1);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc6, y0);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xc7, y1);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc2, x_offset);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc3, y_offset);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc4, x0);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc5, x1);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc6, y0);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xc7, y1);
 }
 
 static void ast_set_cursor_enabled(struct ast_device *ast, bool enabled)
@@ -845,7 +845,7 @@ static void ast_set_cursor_enabled(struct ast_device *ast, bool enabled)
 	if (enabled)
 		vgacrcb |= AST_IO_VGACRCB_HWC_ENABLED;
 
-	ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xcb, mask, vgacrcb);
+	ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xcb, mask, vgacrcb);
 }
 
 static const uint32_t ast_cursor_plane_formats[] = {
@@ -1015,7 +1015,7 @@ static void ast_crtc_dpms(struct drm_crtc *crtc, int mode)
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
 		ast_set_index_reg_mask(ast, AST_IO_VGASRI,  0x01, 0xdf, 0);
-		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xfc, 0);
+		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0xfc, 0);
 		if (ast->tx_chip_types & AST_TX_DP501_BIT)
 			ast_set_dp501_video_output(crtc->dev, 1);
 
@@ -1052,7 +1052,7 @@ static void ast_crtc_dpms(struct drm_crtc *crtc, int mode)
 		}
 
 		ast_set_index_reg_mask(ast, AST_IO_VGASRI,  0x01, 0xdf, 0x20);
-		ast_set_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xb6, 0xfc, ch);
+		ast_set_index_reg_mask(ast, AST_IO_VGACRI, 0xb6, 0xfc, ch);
 		break;
 	}
 }
@@ -1086,7 +1086,7 @@ ast_crtc_helper_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode
 				return MODE_OK;
 
 			if ((mode->hdisplay == 1920) && (mode->vdisplay == 1200)) {
-				jtemp = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);
+				jtemp = ast_get_index_reg_mask(ast, AST_IO_VGACRI, 0xd1, 0xff);
 				if (jtemp & 0x01)
 					return MODE_NOMODE;
 				else
@@ -1219,7 +1219,7 @@ static void ast_crtc_helper_atomic_enable(struct drm_crtc *crtc, struct drm_atom
 	struct drm_display_mode *adjusted_mode = &crtc_state->adjusted_mode;
 
 	ast_set_vbios_mode_reg(ast, adjusted_mode, vbios_mode_info);
-	ast_set_index_reg(ast, AST_IO_CRTC_PORT, 0xa1, 0x06);
+	ast_set_index_reg(ast, AST_IO_VGACRI, 0xa1, 0x06);
 	ast_set_std_reg(ast, adjusted_mode, vbios_mode_info);
 	ast_set_crtc_reg(ast, adjusted_mode, vbios_mode_info);
 	ast_set_dclk_reg(ast, adjusted_mode, vbios_mode_info);