drivers/gpu/drm/via/via_crtc.c | 132 ++++++++++++++++++++---------------------
drivers/gpu/drm/via/via_dac.c | 3
drivers/gpu/drm/via/via_drv.h | 4 -
drivers/gpu/drm/via/via_lvds.c | 35 +++-------
drivers/gpu/drm/via/via_tmds.c | 6 -
5 files changed, 80 insertions(+), 100 deletions(-)
New commits:
commit 8ce5bb858db868107c2debeee9d644661d37af24
Author: Kevin Brace <kevinbr...@bracecomputerlab.com>
Date: Fri Apr 7 17:30:08 2023 -0700
drm/via: Version bumped to 3.6.5
Signed-off-by: Kevin Brace <kevinbr...@bracecomputerlab.com>
diff --git a/drivers/gpu/drm/via/via_drv.h b/drivers/gpu/drm/via/via_drv.h
index bcc0a75a0002..83f2d05c7fe8 100644
--- a/drivers/gpu/drm/via/via_drv.h
+++ b/drivers/gpu/drm/via/via_drv.h
@@ -44,10 +44,10 @@
#define DRIVER_MAJOR 3
#define DRIVER_MINOR 6
-#define DRIVER_PATCHLEVEL 4
+#define DRIVER_PATCHLEVEL 5
#define DRIVER_NAME "via"
#define DRIVER_DESC "OpenChrome DRM for VIA Technologies Chrome"
-#define DRIVER_DATE "20230224"
+#define DRIVER_DATE "20230407"
#define DRIVER_AUTHOR "OpenChrome Project"
commit 32747efa49262b344a0fa20b566d5905ee08940b
Author: Kevin Brace <kevinbr...@bracecomputerlab.com>
Date: Fri Apr 7 17:26:25 2023 -0700
drm/via: Adjust CRTC pitch calculation and indentation
Signed-off-by: Kevin Brace <kevinbr...@bracecomputerlab.com>
diff --git a/drivers/gpu/drm/via/via_crtc.c b/drivers/gpu/drm/via/via_crtc.c
index 0db78cf0ea98..e5d1fa742a6a 100644
--- a/drivers/gpu/drm/via/via_crtc.c
+++ b/drivers/gpu/drm/via/via_crtc.c
@@ -1929,8 +1929,7 @@ void via_primary_atomic_update(struct drm_plane *plane,
vga_wcrt(VGABASE, 0x34, (addr >> 16) & 0xFF);
/* Load fetch count registers */
- pitch = ALIGN(crtc->mode.hdisplay * fb->format->cpp[0],
- 16);
+ pitch = ALIGN(crtc->mode.hdisplay * fb->format->cpp[0], 16);
load_value_to_registers(VGABASE, &iga->fetch, pitch >> 4);
/* Set the primary pitch */
@@ -1956,7 +1955,7 @@ void via_primary_atomic_update(struct drm_plane *plane,
svga_wcrt_mask(VGABASE, 0xA3, ((addr >> 26) & 0x07), 0x07);
/* Load fetch count registers */
- pitch = ALIGN(crtc->mode.hdisplay * (fb->format->cpp[0] * 8) >>
3, 16);
+ pitch = ALIGN(crtc->mode.hdisplay * fb->format->cpp[0], 16);
load_value_to_registers(VGABASE, &iga->fetch, pitch >> 4);
/* Set secondary pitch */
commit 22828197acd329f3a4a7a2ec345d2f3c4d331e66
Author: Kevin Brace <kevinbr...@bracecomputerlab.com>
Date: Fri Apr 7 17:25:49 2023 -0700
drm/via: Modify via_iga*_set_color_depth() parameters
Signed-off-by: Kevin Brace <kevinbr...@bracecomputerlab.com>
diff --git a/drivers/gpu/drm/via/via_crtc.c b/drivers/gpu/drm/via/via_crtc.c
index 8a4db7ef585a..0db78cf0ea98 100644
--- a/drivers/gpu/drm/via/via_crtc.c
+++ b/drivers/gpu/drm/via/via_crtc.c
@@ -106,86 +106,78 @@ static void via_iga_common_init(struct drm_device *dev)
}
static void via_iga1_set_color_depth(struct drm_device *dev,
- u8 depth)
+ u8 cpp, u8 depth)
{
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- u8 value;
+ u8 data;
DRM_DEBUG_KMS("Entered %s.\n", __func__);
- value = 0x00;
+ data = 0x00;
/* Set the color depth for IGA1. */
- switch (depth) {
- case 8:
+ switch (cpp) {
+ case 1:
+ data |= BIT(4);
break;
- case 16:
- /* Bit 4 is for 555 (15-bit) / 565 (16-bit) color selection. */
- value |= BIT(4) | BIT(2);
+ case 2:
+ data = (depth == 15) ? BIT(2) : BIT(4) | BIT(2);
break;
- case 24:
- value |= BIT(3) | BIT(2);
+ case 4:
+ data = (depth == 30) ? BIT(3) : BIT(3) | BIT(2);
+ data |= BIT(4);
break;
default:
break;
}
- if ((depth == 8) || (depth == 16) || (depth == 24)) {
- /* 3C5.15[4] - Hi Color Mode Select
- * 0: 555
- * 1: 565
- * 3C5.15[3:2] - Display Color Depth Select
- * 00: 8bpp
- * 01: 16bpp
- * 10: 30bpp
- * 11: 32bpp */
- svga_wseq_mask(VGABASE, 0x15, value,
- BIT(4) | BIT(3) | BIT(2));
- DRM_INFO("IGA1 Color Depth: %d bit\n", depth);
- } else {
- DRM_ERROR("Unsupported IGA1 Color Depth: %d bit\n",
- depth);
- }
+ /*
+ * 3C5.15[4] - Hi Color Mode Select
+ * 0: 555
+ * 1: 565
+ * 3C5.15[3:2] - Display Color Depth Select
+ * 00: 8bpp
+ * 01: 16bpp
+ * 10: 30bpp
+ * 11: 32bpp
+ */
+ svga_wseq_mask(VGABASE, 0x15, data, BIT(4) | BIT(3) | BIT(2));
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
}
static void via_iga2_set_color_depth(struct drm_device *dev,
- u8 depth)
+ u8 cpp, u8 depth)
{
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- u8 value;
+ u8 data;
DRM_DEBUG_KMS("Entered %s.\n", __func__);
- value = 0x00;
+ data = 0x00;
/* Set the color depth for IGA2. */
switch (depth) {
- case 8:
+ case 1:
break;
- case 16:
- value = BIT(6);
+ case 2:
+ data = BIT(6);
break;
- case 24:
- value = BIT(7) | BIT(6);
+ case 4:
+ data = (depth == 30) ? BIT(7) : BIT(7) | BIT(6);
break;
default:
break;
}
- if ((depth == 8) || (depth == 16) || (depth == 24)) {
- /* 3X5.67[7:6] - Display Color Depth Select
- * 00: 8bpp
- * 01: 16bpp
- * 10: 30bpp
- * 11: 32bpp */
- svga_wcrt_mask(VGABASE, 0x67, value, 0xC0);
- DRM_INFO("IGA2 Color Depth: %d bit\n", depth);
- } else {
- DRM_ERROR("Unsupported IGA2 Color Depth: %d bit\n",
- depth);
- }
+ /*
+ * 3X5.67[7:6] - Display Color Depth Select
+ * 00: 8bpp
+ * 01: 16bpp
+ * 10: 30bpp
+ * 11: 32bpp
+ */
+ svga_wcrt_mask(VGABASE, 0x67, data, BIT(7) | BIT(6));
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
}
@@ -1922,7 +1914,9 @@ void via_primary_atomic_update(struct drm_plane *plane,
bo = to_ttm_bo(ttm_bo);
if (!iga->index) {
- via_iga1_set_color_depth(dev, fb->format->depth);
+ via_iga1_set_color_depth(dev,
+ fb->format->cpp[0],
+ fb->format->depth);
/* Set the framebuffer offset */
addr = round_up((ttm_bo->resource->start << PAGE_SHIFT) +
@@ -1946,7 +1940,9 @@ void via_primary_atomic_update(struct drm_plane *plane,
* second adapter */
load_value_to_registers(VGABASE, &iga->offset, pitch >> 3);
} else {
- via_iga2_set_color_depth(dev, fb->format->depth);
+ via_iga2_set_color_depth(dev,
+ fb->format->cpp[0],
+ fb->format->depth);
/* Set the framebuffer offset */
addr = round_up((ttm_bo->resource->start << PAGE_SHIFT) +
commit eba57c28919a9f0a6e0615132cdb54fd9438d555
Author: Kevin Brace <kevinbr...@bracecomputerlab.com>
Date: Fri Apr 7 17:24:32 2023 -0700
drm/via: Modify via_iga*_display_fifo_regs() input parameter
Signed-off-by: Kevin Brace <kevinbr...@bracecomputerlab.com>
diff --git a/drivers/gpu/drm/via/via_crtc.c b/drivers/gpu/drm/via/via_crtc.c
index b74667e2acc8..8a4db7ef585a 100644
--- a/drivers/gpu/drm/via/via_crtc.c
+++ b/drivers/gpu/drm/via/via_crtc.c
@@ -398,12 +398,12 @@ static void via_load_vpit_regs(struct via_drm_priv
*dev_priv)
}
static int via_iga1_display_fifo_regs(struct drm_device *dev,
- struct via_drm_priv *dev_priv,
struct via_crtc *iga,
struct drm_display_mode *mode,
struct drm_framebuffer *fb)
{
struct pci_dev *pdev = to_pci_dev(dev->dev);
+ struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
u32 reg_value;
unsigned int fifo_max_depth = 0;
unsigned int fifo_threshold = 0;
@@ -800,12 +800,12 @@ exit:
}
static int via_iga2_display_fifo_regs(struct drm_device *dev,
- struct via_drm_priv *dev_priv,
struct via_crtc *iga,
struct drm_display_mode *mode,
struct drm_framebuffer *fb)
{
struct pci_dev *pdev = to_pci_dev(dev->dev);
+ struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
u32 reg_value;
unsigned int fifo_max_depth = 0;
unsigned int fifo_threshold = 0;
@@ -1745,9 +1745,8 @@ void via_mode_set_nofb(struct drm_crtc *crtc)
via_iga1_set_hsync_shift(VGABASE, 0x05);
/* Load display FIFO. */
- ret = via_iga1_display_fifo_regs(dev, dev_priv,
- iga, adjusted_mode,
- crtc->primary->fb);
+ ret = via_iga1_display_fifo_regs(dev, iga, adjusted_mode,
+ crtc->primary->fb);
if (ret) {
goto exit;
}
@@ -1774,9 +1773,8 @@ void via_mode_set_nofb(struct drm_crtc *crtc)
DRM_MODE_FLAG_INTERLACE);
/* Load display FIFO. */
- ret = via_iga2_display_fifo_regs(dev, dev_priv,
- iga, adjusted_mode,
- crtc->primary->fb);
+ ret = via_iga2_display_fifo_regs(dev, iga, adjusted_mode,
+ crtc->primary->fb);
if (ret) {
goto exit;
}
commit 7aee8496bb5c280b3623c48086cef3f2cddc92ee
Author: Kevin Brace <kevinbr...@bracecomputerlab.com>
Date: Fri Apr 7 17:24:31 2023 -0700
drm/via: Modify via_iga*_set_color_depth() input parameter
Signed-off-by: Kevin Brace <kevinbr...@bracecomputerlab.com>
diff --git a/drivers/gpu/drm/via/via_crtc.c b/drivers/gpu/drm/via/via_crtc.c
index 5cfa94ace7f4..b74667e2acc8 100644
--- a/drivers/gpu/drm/via/via_crtc.c
+++ b/drivers/gpu/drm/via/via_crtc.c
@@ -105,9 +105,10 @@ static void via_iga_common_init(struct drm_device *dev)
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
}
-static void via_iga1_set_color_depth(struct via_drm_priv *dev_priv,
+static void via_iga1_set_color_depth(struct drm_device *dev,
u8 depth)
{
+ struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
u8 value;
DRM_DEBUG_KMS("Entered %s.\n", __func__);
@@ -149,9 +150,10 @@ static void via_iga1_set_color_depth(struct via_drm_priv
*dev_priv,
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
}
-static void via_iga2_set_color_depth(struct via_drm_priv *dev_priv,
+static void via_iga2_set_color_depth(struct drm_device *dev,
u8 depth)
{
+ struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
u8 value;
DRM_DEBUG_KMS("Entered %s.\n", __func__);
@@ -1922,7 +1924,7 @@ void via_primary_atomic_update(struct drm_plane *plane,
bo = to_ttm_bo(ttm_bo);
if (!iga->index) {
- via_iga1_set_color_depth(dev_priv, fb->format->depth);
+ via_iga1_set_color_depth(dev, fb->format->depth);
/* Set the framebuffer offset */
addr = round_up((ttm_bo->resource->start << PAGE_SHIFT) +
@@ -1946,7 +1948,7 @@ void via_primary_atomic_update(struct drm_plane *plane,
* second adapter */
load_value_to_registers(VGABASE, &iga->offset, pitch >> 3);
} else {
- via_iga2_set_color_depth(dev_priv, fb->format->depth);
+ via_iga2_set_color_depth(dev, fb->format->depth);
/* Set the framebuffer offset */
addr = round_up((ttm_bo->resource->start << PAGE_SHIFT) +
commit fdae8f923bf70f43360bb8ca16f120a9bb2c96f5
Author: Kevin Brace <kevinbr...@bracecomputerlab.com>
Date: Fri Apr 7 17:24:30 2023 -0700
drm/via: Modify via_iga_common_init() input parameters
Signed-off-by: Kevin Brace <kevinbr...@bracecomputerlab.com>
diff --git a/drivers/gpu/drm/via/via_crtc.c b/drivers/gpu/drm/via/via_crtc.c
index f1002daef297..5cfa94ace7f4 100644
--- a/drivers/gpu/drm/via/via_crtc.c
+++ b/drivers/gpu/drm/via/via_crtc.c
@@ -65,8 +65,11 @@ static struct vga_regset vpit_table[] = {
{VGA_GFX_I, 0x08, 0xFF, 0xFF }
};
-static void via_iga_common_init(struct pci_dev *pdev, void __iomem *regs)
+static void via_iga_common_init(struct drm_device *dev)
{
+ struct pci_dev *pdev = to_pci_dev(dev->dev);
+ struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
+
DRM_DEBUG_KMS("Entered %s.\n", __func__);
/* Be careful with 3C5.15[5] - Wrap Around Disable.
@@ -77,7 +80,7 @@ static void via_iga_common_init(struct pci_dev *pdev, void
__iomem *regs)
* 3C5.15[1] - Extended Display Mode Enable
* 0: Disable
* 1: Enable */
- svga_wseq_mask(regs, 0x15, BIT(5) | BIT(1), BIT(5) | BIT(1));
+ svga_wseq_mask(VGABASE, 0x15, BIT(5) | BIT(1), BIT(5) | BIT(1));
/*
* It was observed on NeoWare CA10 thin client with DVI that not
@@ -85,7 +88,7 @@ static void via_iga_common_init(struct pci_dev *pdev, void
__iomem *regs)
* distorted.
*/
if (pdev->device == PCI_DEVICE_ID_VIA_CLE266_GFX) {
- svga_wcrt_mask(regs, 0x55, 0x00, BIT(7));
+ svga_wcrt_mask(VGABASE, 0x55, 0x00, BIT(7));
}
/*
@@ -97,7 +100,7 @@ static void via_iga_common_init(struct pci_dev *pdev, void
__iomem *regs)
* 0: Disable
* 1: Enable
*/
- svga_wcrt_mask(regs, 0x6B, 0x00, BIT(3));
+ svga_wcrt_mask(VGABASE, 0x6B, 0x00, BIT(3));
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
}
@@ -1758,7 +1761,7 @@ void via_mode_set_nofb(struct drm_crtc *crtc)
via_set_vclock(crtc, pll_regs);
}
- via_iga_common_init(pdev, VGABASE);
+ via_iga_common_init(dev);
/* Set palette LUT to 8-bit mode. */
via_iga1_set_palette_lut_resolution(VGABASE, true);
@@ -1787,7 +1790,7 @@ void via_mode_set_nofb(struct drm_crtc *crtc)
via_set_vclock(crtc, pll_regs);
}
- via_iga_common_init(pdev, VGABASE);
+ via_iga_common_init(dev);
/* Set palette LUT to 8-bit mode. */
via_iga2_set_palette_lut_resolution(VGABASE, true);
commit 5599e8c80e1683dbe932dcc7c6237529b28455c9
Author: Kevin Brace <kevinbr...@bracecomputerlab.com>
Date: Fri Apr 7 17:24:29 2023 -0700
drm/via: Directly reference pdev->device
Signed-off-by: Kevin Brace <kevinbr...@bracecomputerlab.com>
diff --git a/drivers/gpu/drm/via/via_dac.c b/drivers/gpu/drm/via/via_dac.c
index 4be5ca99aa1f..94d0c8311431 100644
--- a/drivers/gpu/drm/via/via_dac.c
+++ b/drivers/gpu/drm/via/via_dac.c
@@ -422,12 +422,11 @@ void via_dac_probe(struct drm_device *dev)
{
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
struct pci_dev *pdev = to_pci_dev(dev->dev);
- u16 chipset = pdev->device;
u8 sr13, sr5a;
DRM_DEBUG_KMS("Entered %s.\n", __func__);
- switch (chipset) {
+ switch (pdev->device) {
case PCI_DEVICE_ID_VIA_UNICHROME_PRO_II:
case PCI_DEVICE_ID_VIA_CHROME9_HC3:
case PCI_DEVICE_ID_VIA_CHROME9_HCM:
diff --git a/drivers/gpu/drm/via/via_lvds.c b/drivers/gpu/drm/via/via_lvds.c
index a59a2c78b058..c4efef83d3c5 100644
--- a/drivers/gpu/drm/via/via_lvds.c
+++ b/drivers/gpu/drm/via/via_lvds.c
@@ -608,20 +608,19 @@ static void via_lvds_dpms(struct drm_encoder *encoder,
int mode)
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- /* PCI Device ID */
- u16 chipset = pdev->device;
-
DRM_DEBUG_KMS("Entered %s.\n", __func__);
switch (mode) {
case DRM_MODE_DPMS_ON:
- via_lvds_power(dev_priv, chipset, enc->di_port, true);
+ via_lvds_power(dev_priv, pdev->device, enc->di_port,
+ true);
via_lvds_io_pad_setting(dev_priv, enc->di_port, true);
break;
case DRM_MODE_DPMS_SUSPEND:
case DRM_MODE_DPMS_STANDBY:
case DRM_MODE_DPMS_OFF:
- via_lvds_power(dev_priv, chipset, enc->di_port, false);
+ via_lvds_power(dev_priv, pdev->device, enc->di_port,
+ false);
via_lvds_io_pad_setting(dev_priv, enc->di_port, false);
break;
default:
@@ -639,12 +638,9 @@ static void via_lvds_prepare(struct drm_encoder *encoder)
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- /* PCI Device ID */
- u16 chipset = pdev->device;
-
DRM_DEBUG_KMS("Entered %s.\n", __func__);
- via_lvds_power(dev_priv, chipset, enc->di_port, false);
+ via_lvds_power(dev_priv, pdev->device, enc->di_port, false);
via_lvds_io_pad_setting(dev_priv, enc->di_port, false);
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
@@ -658,12 +654,9 @@ static void via_lvds_commit(struct drm_encoder *encoder)
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- /* PCI Device ID */
- u16 chipset = pdev->device;
-
DRM_DEBUG_KMS("Entered %s.\n", __func__);
- via_lvds_power(dev_priv, chipset, enc->di_port, true);
+ via_lvds_power(dev_priv, pdev->device, enc->di_port, true);
via_lvds_io_pad_setting(dev_priv, enc->di_port, true);
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
@@ -679,13 +672,10 @@ via_lvds_mode_set(struct drm_encoder *encoder, struct
drm_display_mode *mode,
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- /* PCI Device ID */
- u16 chipset = pdev->device;
-
DRM_DEBUG_KMS("Entered %s.\n", __func__);
/* Temporary implementation.*/
- switch (chipset) {
+ switch (pdev->device) {
case PCI_DEVICE_ID_VIA_CHROME9_HC:
via_fpdp_low_set_adjustment(VGABASE, 0x08);
break;
@@ -693,7 +683,7 @@ via_lvds_mode_set(struct drm_encoder *encoder, struct
drm_display_mode *mode,
break;
}
- switch (chipset) {
+ switch (pdev->device) {
case PCI_DEVICE_ID_VIA_UNICHROME_PRO_II:
case PCI_DEVICE_ID_VIA_CHROME9_HC3:
case PCI_DEVICE_ID_VIA_CHROME9_HCM:
@@ -724,12 +714,9 @@ static void via_lvds_disable(struct drm_encoder *encoder)
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- /* PCI Device ID */
- u16 chipset = pdev->device;
-
DRM_DEBUG_KMS("Entered %s.\n", __func__);
- via_lvds_power(dev_priv, chipset, enc->di_port, false);
+ via_lvds_power(dev_priv, pdev->device, enc->di_port, false);
via_lvds_io_pad_setting(dev_priv, enc->di_port, false);
DRM_DEBUG_KMS("Exiting %s.\n", __func__);
@@ -947,7 +934,6 @@ void via_lvds_probe(struct drm_device *dev)
struct drm_connector connector;
struct i2c_adapter *i2c_bus;
struct edid *edid;
- u16 chipset = pdev->device;
u8 sr12, sr13, sr5a;
u8 cr3b;
@@ -957,13 +943,12 @@ void via_lvds_probe(struct drm_device *dev)
sr13 = vga_rseq(VGABASE, 0x13);
cr3b = vga_rcrt(VGABASE, 0x3b);
- DRM_DEBUG_KMS("chipset: 0x%04x\n", chipset);
DRM_DEBUG_KMS("sr12: 0x%02x\n", sr12);
DRM_DEBUG_KMS("sr13: 0x%02x\n", sr13);
DRM_DEBUG_KMS("cr3b: 0x%02x\n", cr3b);
/* Detect the presence of FPs. */
- switch (chipset) {
+ switch (pdev->device) {
case PCI_DEVICE_ID_VIA_CLE266_GFX:
/*
* 3C5.12[4] - FPD17 pin strapping (DIP1)
diff --git a/drivers/gpu/drm/via/via_tmds.c b/drivers/gpu/drm/via/via_tmds.c
index fdae87f8c2fb..d532c8dfb8db 100644
--- a/drivers/gpu/drm/via/via_tmds.c
+++ b/drivers/gpu/drm/via/via_tmds.c
@@ -458,13 +458,12 @@ void via_tmds_probe(struct drm_device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
- u16 chipset = pdev->device;
u8 sr13, sr5a;
DRM_DEBUG_KMS("Entered %s.\n", __func__);
/* Detect the presence of integrated TMDS transmitter. */
- switch (chipset) {
+ switch (pdev->device) {
case PCI_DEVICE_ID_VIA_UNICHROME_PRO_II:
case PCI_DEVICE_ID_VIA_CHROME9_HC3:
sr5a = vga_rseq(VGABASE, 0x5a);
@@ -588,7 +587,6 @@ void via_ext_dvi_probe(struct drm_device *dev)
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct via_drm_priv *dev_priv = to_via_drm_priv(dev);
struct i2c_adapter *i2c_bus;
- u16 chipset = pdev->device;
u8 sr12, sr13;
DRM_DEBUG_KMS("Entered %s.\n", __func__);
@@ -635,7 +633,7 @@ void via_ext_dvi_probe(struct drm_device *dev)
DRM_DEBUG_KMS("SR13: 0x%02x\n", sr13);
if (dev_priv->ext_tmds_presence) {
- switch (chipset) {
+ switch (pdev->device) {
case PCI_DEVICE_ID_VIA_CLE266_GFX:
/* 3C5.12[5] - FPD18 pin strapping (DIP0)
* 0: DVI
