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Commit 107ea34d authored by Harald Welte's avatar Harald Welte Committed by Jonathan Corbet
Browse files

viafb: Determine type of 2D engine and store it in chip_info 



This will help us for the upcoming support for 2D acceleration using
the M1 engine.

[jc: fixed merge conflicts]
Signed-off-by: default avatarHarald Welte <HaraldWelte@viatech.com>
parent f1b99aa9

drivers/video/via/chip.h

+8 −0
Original line number Diff line number Diff line
@@ -121,9 +121,17 @@ struct lvds_chip_information { 
	int i2c_port;

};



/* The type of 2D engine */

enum via_2d_engine {

	VIA_2D_ENG_H2,

	VIA_2D_ENG_H5,

	VIA_2D_ENG_M1,

};



struct chip_information {

	int gfx_chip_name;

	int gfx_chip_revision;

	enum via_2d_engine twod_engine;

	struct tmds_chip_information tmds_chip_info;

	struct lvds_chip_information lvds_chip_info;

	struct lvds_chip_information lvds_chip_info2;

drivers/video/via/hw.c

+15 −0
Original line number Diff line number Diff line
@@ -2016,6 +2016,21 @@ static void init_gfx_chip_info(struct pci_dev *pdev, 
				CX700_REVISION_700;

		}

	}



	/* Determine which 2D engine we have */

	switch (viaparinfo->chip_info->gfx_chip_name) {

	case UNICHROME_VX800:

	case UNICHROME_VX855:

		viaparinfo->chip_info->twod_engine = VIA_2D_ENG_M1;

		break;

	case UNICHROME_K8M890:

	case UNICHROME_P4M900:

		viaparinfo->chip_info->twod_engine = VIA_2D_ENG_H5;

		break;

	default:

		viaparinfo->chip_info->twod_engine = VIA_2D_ENG_H2;

		break;

	}

}



static void init_tmds_chip_info(void)