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drm/vc4: Use of_device_get_match_data to set generation

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Use of_device_get_match_data to retrieve the generation value
as set in the struct of_device_id, rather than manually comparing
compatible strings.

Reviewed-by: Maxime Ripard <mripard@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20241025-drm-vc4-2712-support-v2-1-35efa83c8fc0@raspberrypi.com
Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
This commit is contained in:
Dave Stevenson 2024-10-25 18:15:32 +01:00
parent 5c3c99868a
commit 56aa4c374d
1 changed files with 4 additions and 7 deletions
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11
drivers/gpu/drm/vc4/vc4_drv.c
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@ -300,10 +300,7 @@ static int vc4_drm_bind(struct device *dev)
dev->coherent_dma_mask = DMA_BIT_MASK(32);
if (of_device_is_compatible(dev->of_node, "brcm,bcm2711-vc5"))
gen = VC4_GEN_5;
else
gen = VC4_GEN_4;
gen = (enum vc4_gen)of_device_get_match_data(dev);
if (gen > VC4_GEN_4)
driver = &vc5_drm_driver;
@ -462,9 +459,9 @@ static void vc4_platform_drm_shutdown(struct platform_device *pdev)
}
static const struct of_device_id vc4_of_match[] = {
{ .compatible = "brcm,bcm2711-vc5", },
{ .compatible = "brcm,bcm2835-vc4", },
{ .compatible = "brcm,cygnus-vc4", },
{ .compatible = "brcm,bcm2711-vc5", .data = (void *)VC4_GEN_5 },
{ .compatible = "brcm,bcm2835-vc4", .data = (void *)VC4_GEN_4 },
{ .compatible = "brcm,cygnus-vc4", .data = (void *)VC4_GEN_4 },
{},
};
MODULE_DEVICE_TABLE(of, vc4_of_match);