4.14-stable review patch. If anyone has any objections, please let me know.
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From: "Y.C. Chen" yc_chen@aspeedtech.com
[ Upstream commit 5a9f698feb11b198f17b2acebbfe0e2716a3beed ]
The original ast driver cannot display properly if the resolution is 1280x800 and the pixel clock is 83.5MHz. Here is the update to fix it.
Signed-off-by: Y.C. Chen yc_chen@aspeedtech.com Signed-off-by: Dave Airlie airlied@redhat.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/ast/ast_tables.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/ast/ast_tables.h +++ b/drivers/gpu/drm/ast/ast_tables.h @@ -97,7 +97,7 @@ static const struct ast_vbios_dclk_info {0x67, 0x22, 0x00}, /* 0E: VCLK157_5 */ {0x6A, 0x22, 0x00}, /* 0F: VCLK162 */ {0x4d, 0x4c, 0x80}, /* 10: VCLK154 */ - {0xa7, 0x78, 0x80}, /* 11: VCLK83.5 */ + {0x68, 0x6f, 0x80}, /* 11: VCLK83.5 */ {0x28, 0x49, 0x80}, /* 12: VCLK106.5 */ {0x37, 0x49, 0x80}, /* 13: VCLK146.25 */ {0x1f, 0x45, 0x80}, /* 14: VCLK148.5 */ @@ -127,7 +127,7 @@ static const struct ast_vbios_dclk_info {0x67, 0x22, 0x00}, /* 0E: VCLK157_5 */ {0x6A, 0x22, 0x00}, /* 0F: VCLK162 */ {0x4d, 0x4c, 0x80}, /* 10: VCLK154 */ - {0xa7, 0x78, 0x80}, /* 11: VCLK83.5 */ + {0x68, 0x6f, 0x80}, /* 11: VCLK83.5 */ {0x28, 0x49, 0x80}, /* 12: VCLK106.5 */ {0x37, 0x49, 0x80}, /* 13: VCLK146.25 */ {0x1f, 0x45, 0x80}, /* 14: VCLK148.5 */