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authorZhenyu Wang <zhenyuw@linux.intel.com>2017-02-24 05:58:20 +0300
committerZhenyu Wang <zhenyuw@linux.intel.com>2017-02-24 08:24:07 +0300
commitbca5609fcc401b0055a3c01ecc33c5f6fb67af7b (patch)
tree9620a94df1b55fbc997b77d40d46a36d8ed41726 /drivers/gpu/drm/i915/gvt/display.c
parent191020b670f84f5e2edfaa906c3801df20485610 (diff)
downloadlinux-bca5609fcc401b0055a3c01ecc33c5f6fb67af7b.tar.xz
drm/i915/gvt: Add more edid definition support
We'll need to apply different resolution for vgpu types, so this adds more EDID types definition. v2: fix typo for actual 1920x1200 resolution Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/display.c')
-rw-r--r--drivers/gpu/drm/i915/gvt/display.c112
1 files changed, 74 insertions, 38 deletions
diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c
index 6d8fde880c39..d346e43656f7 100644
--- a/drivers/gpu/drm/i915/gvt/display.c
+++ b/drivers/gpu/drm/i915/gvt/display.c
@@ -83,44 +83,80 @@ static int pipe_is_enabled(struct intel_vgpu *vgpu, int pipe)
return 0;
}
+static unsigned char virtual_dp_monitor_edid[GVT_EDID_NUM][EDID_SIZE] = {
+ {
+/* EDID with 1024x768 as its resolution */
+ /*Header*/
+ 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00,
+ /* Vendor & Product Identification */
+ 0x22, 0xf0, 0x54, 0x29, 0x00, 0x00, 0x00, 0x00, 0x04, 0x17,
+ /* Version & Revision */
+ 0x01, 0x04,
+ /* Basic Display Parameters & Features */
+ 0xa5, 0x34, 0x20, 0x78, 0x23,
+ /* Color Characteristics */
+ 0xfc, 0x81, 0xa4, 0x55, 0x4d, 0x9d, 0x25, 0x12, 0x50, 0x54,
+ /* Established Timings: maximum resolution is 1024x768 */
+ 0x21, 0x08, 0x00,
+ /* Standard Timings. All invalid */
+ 0x00, 0xc0, 0x00, 0xc0, 0x00, 0x40, 0x00, 0x80, 0x00, 0x00,
+ 0x00, 0x40, 0x00, 0x00, 0x00, 0x01,
+ /* 18 Byte Data Blocks 1: invalid */
+ 0x00, 0x00, 0x80, 0xa0, 0x70, 0xb0,
+ 0x23, 0x40, 0x30, 0x20, 0x36, 0x00, 0x06, 0x44, 0x21, 0x00, 0x00, 0x1a,
+ /* 18 Byte Data Blocks 2: invalid */
+ 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18, 0x3c, 0x18, 0x50, 0x11, 0x00, 0x0a,
+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+ /* 18 Byte Data Blocks 3: invalid */
+ 0x00, 0x00, 0x00, 0xfc, 0x00, 0x48,
+ 0x50, 0x20, 0x5a, 0x52, 0x32, 0x34, 0x34, 0x30, 0x77, 0x0a, 0x20, 0x20,
+ /* 18 Byte Data Blocks 4: invalid */
+ 0x00, 0x00, 0x00, 0xff, 0x00, 0x43, 0x4e, 0x34, 0x33, 0x30, 0x34, 0x30,
+ 0x44, 0x58, 0x51, 0x0a, 0x20, 0x20,
+ /* Extension Block Count */
+ 0x00,
+ /* Checksum */
+ 0xef,
+ },
+ {
/* EDID with 1920x1200 as its resolution */
-static unsigned char virtual_dp_monitor_edid[] = {
- /*Header*/
- 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00,
- /* Vendor & Product Identification */
- 0x22, 0xf0, 0x54, 0x29, 0x00, 0x00, 0x00, 0x00, 0x04, 0x17,
- /* Version & Revision */
- 0x01, 0x04,
- /* Basic Display Parameters & Features */
- 0xa5, 0x34, 0x20, 0x78, 0x23,
- /* Color Characteristics */
- 0xfc, 0x81, 0xa4, 0x55, 0x4d, 0x9d, 0x25, 0x12, 0x50, 0x54,
- /* Established Timings: maximum resolution is 1024x768 */
- 0x21, 0x08, 0x00,
- /*
- * Standard Timings.
- * below new resolutions can be supported:
- * 1920x1080, 1280x720, 1280x960, 1280x1024,
- * 1440x900, 1600x1200, 1680x1050
- */
- 0xd1, 0xc0, 0x81, 0xc0, 0x81, 0x40, 0x81, 0x80, 0x95, 0x00,
- 0xa9, 0x40, 0xb3, 0x00, 0x01, 0x01,
- /* 18 Byte Data Blocks 1: max resolution is 1920x1200 */
- 0x28, 0x3c, 0x80, 0xa0, 0x70, 0xb0,
- 0x23, 0x40, 0x30, 0x20, 0x36, 0x00, 0x06, 0x44, 0x21, 0x00, 0x00, 0x1a,
- /* 18 Byte Data Blocks 2: invalid */
- 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18, 0x3c, 0x18, 0x50, 0x11, 0x00, 0x0a,
- 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
- /* 18 Byte Data Blocks 3: invalid */
- 0x00, 0x00, 0x00, 0xfc, 0x00, 0x48,
- 0x50, 0x20, 0x5a, 0x52, 0x32, 0x34, 0x34, 0x30, 0x77, 0x0a, 0x20, 0x20,
- /* 18 Byte Data Blocks 4: invalid */
- 0x00, 0x00, 0x00, 0xff, 0x00, 0x43, 0x4e, 0x34, 0x33, 0x30, 0x34, 0x30,
- 0x44, 0x58, 0x51, 0x0a, 0x20, 0x20,
- /* Extension Block Count */
- 0x00,
- /* Checksum */
- 0x45,
+ /*Header*/
+ 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00,
+ /* Vendor & Product Identification */
+ 0x22, 0xf0, 0x54, 0x29, 0x00, 0x00, 0x00, 0x00, 0x04, 0x17,
+ /* Version & Revision */
+ 0x01, 0x04,
+ /* Basic Display Parameters & Features */
+ 0xa5, 0x34, 0x20, 0x78, 0x23,
+ /* Color Characteristics */
+ 0xfc, 0x81, 0xa4, 0x55, 0x4d, 0x9d, 0x25, 0x12, 0x50, 0x54,
+ /* Established Timings: maximum resolution is 1024x768 */
+ 0x21, 0x08, 0x00,
+ /*
+ * Standard Timings.
+ * below new resolutions can be supported:
+ * 1920x1080, 1280x720, 1280x960, 1280x1024,
+ * 1440x900, 1600x1200, 1680x1050
+ */
+ 0xd1, 0xc0, 0x81, 0xc0, 0x81, 0x40, 0x81, 0x80, 0x95, 0x00,
+ 0xa9, 0x40, 0xb3, 0x00, 0x01, 0x01,
+ /* 18 Byte Data Blocks 1: max resolution is 1920x1200 */
+ 0x28, 0x3c, 0x80, 0xa0, 0x70, 0xb0,
+ 0x23, 0x40, 0x30, 0x20, 0x36, 0x00, 0x06, 0x44, 0x21, 0x00, 0x00, 0x1a,
+ /* 18 Byte Data Blocks 2: invalid */
+ 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18, 0x3c, 0x18, 0x50, 0x11, 0x00, 0x0a,
+ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
+ /* 18 Byte Data Blocks 3: invalid */
+ 0x00, 0x00, 0x00, 0xfc, 0x00, 0x48,
+ 0x50, 0x20, 0x5a, 0x52, 0x32, 0x34, 0x34, 0x30, 0x77, 0x0a, 0x20, 0x20,
+ /* 18 Byte Data Blocks 4: invalid */
+ 0x00, 0x00, 0x00, 0xff, 0x00, 0x43, 0x4e, 0x34, 0x33, 0x30, 0x34, 0x30,
+ 0x44, 0x58, 0x51, 0x0a, 0x20, 0x20,
+ /* Extension Block Count */
+ 0x00,
+ /* Checksum */
+ 0x45,
+ },
};
#define DPCD_HEADER_SIZE 0xb
@@ -189,7 +225,7 @@ static int setup_virtual_dp_monitor(struct intel_vgpu *vgpu, int port_num,
return -ENOMEM;
}
- memcpy(port->edid->edid_block, virtual_dp_monitor_edid,
+ memcpy(port->edid->edid_block, virtual_dp_monitor_edid[GVT_EDID_1920_1200],
EDID_SIZE);
port->edid->data_valid = true;