vc4_hdmi: Remove cec_available flag as always supported

raspberrypi inclusion
category: feature
bugzilla: 50432

--------------------------------
Signed-off-by: NDom Cobley <popcornmix@gmail.com>
Signed-off-by: NFang Yafen <yafen@iscas.ac.cn>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

drivers/gpu/drm/vc4/vc4_hdmi.c

@@ -1476,9 +1476,6 @@ static int vc4_hdmi_cec_init(struct vc4_hdmi *vc4_hdmi)
 	u32 clk_cnt;
 	int ret;
 
-	if (!vc4_hdmi->variant->cec_available)
-		return 0;
-
 	vc4_hdmi->cec_adap = cec_allocate_adapter(&vc4_hdmi_cec_adap_ops,
 						  vc4_hdmi, "vc4",
 						  CEC_CAP_DEFAULTS |
@@ -1877,7 +1874,6 @@ static const struct vc4_hdmi_variant bcm2835_variant = {
 	.card_name		= "vc4-hdmi",
 	.max_pixel_clock	= 162000000,
 	.cec_input_clock	= VC4_HSM_CLOCK,
-	.cec_available		= true,
 	.registers		= vc4_hdmi_fields,
 	.num_registers		= ARRAY_SIZE(vc4_hdmi_fields),
 

drivers/gpu/drm/vc4/vc4_hdmi.h

@@ -43,9 +43,6 @@ struct vc4_hdmi_variant {
 	/* Filename to expose the registers in debugfs */
 	const char *debugfs_name;
 
-	/* Set to true when the CEC support is available */
-	bool cec_available;
-
 	/* Maximum pixel clock supported by the controller (in Hz) */
 	unsigned long long max_pixel_clock;