Our CEC code also retrieves the associated vc4_hdmi by setting the
vc4_dev pointer as its private data, and then dereferences its vc4_hdmi
pointer.
In order to eventually get rid of that pointer, we can simply pass the
vc4_hdmi pointer directly.
Signed-off-by: Maxime Ripard <max...@cerno.tech>
---
drivers/gpu/drm/vc4/vc4_hdmi.c | 16 +++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index e3f81cbcbe6c..9fec97a328a7 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1028,8 +1028,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
#ifdef CONFIG_DRM_VC4_HDMI_CEC
static irqreturn_t vc4_cec_irq_handler_thread(int irq, void *priv)
{
- struct vc4_dev *vc4 = priv;
- struct vc4_hdmi *vc4_hdmi = vc4->hdmi;
+ struct vc4_hdmi *vc4_hdmi = priv;
if (vc4_hdmi->cec_irq_was_rx) {
if (vc4_hdmi->cec_rx_msg.len)
@@ -1068,8 +1067,7 @@ static void vc4_cec_read_msg(struct vc4_dev *vc4, u32
cntrl1)
static irqreturn_t vc4_cec_irq_handler(int irq, void *priv)
{
- struct vc4_dev *vc4 = priv;
- struct vc4_hdmi *vc4_hdmi = vc4->hdmi;
+ struct vc4_hdmi *vc4_hdmi = priv;
u32 stat = HDMI_READ(VC4_HDMI_CPU_STATUS);
u32 cntrl1, cntrl5;
@@ -1096,7 +1094,7 @@ static irqreturn_t vc4_cec_irq_handler(int irq, void
*priv)
static int vc4_hdmi_cec_adap_enable(struct cec_adapter *adap, bool enable)
{
- struct vc4_dev *vc4 = cec_get_drvdata(adap);
+ struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
/* clock period in microseconds */
const u32 usecs = 1000000 / CEC_CLOCK_FREQ;
u32 val = HDMI_READ(VC4_HDMI_CEC_CNTRL_5);
@@ -1139,7 +1137,7 @@ static int vc4_hdmi_cec_adap_enable(struct cec_adapter
*adap, bool enable)
static int vc4_hdmi_cec_adap_log_addr(struct cec_adapter *adap, u8 log_addr)
{
- struct vc4_dev *vc4 = cec_get_drvdata(adap);
+ struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1,
(HDMI_READ(VC4_HDMI_CEC_CNTRL_1) & ~VC4_HDMI_CEC_ADDR_MASK) |
@@ -1150,7 +1148,7 @@ static int vc4_hdmi_cec_adap_log_addr(struct cec_adapter
*adap, u8 log_addr)
static int vc4_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts,
u32 signal_free_time, struct cec_msg *msg)
{
- struct vc4_dev *vc4 = cec_get_drvdata(adap);
+ struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
u32 val;
unsigned int i;
@@ -1320,10 +1318,10 @@ static int vc4_hdmi_bind(struct device *dev, struct
device *master, void *data)
ret = devm_request_threaded_irq(dev, platform_get_irq(pdev, 0),
vc4_cec_irq_handler,
vc4_cec_irq_handler_thread, 0,
- "vc4 hdmi cec", vc4);
+ "vc4 hdmi cec", vc4_hdmi);
if (ret)
goto err_delete_cec_adap;
- ret = cec_register_adapter(vc4_hdmi->cec_adap, dev);
+ ret = cec_register_adapter(vc4_hdmi->cec_adap, vc4_hdmi);
if (ret < 0)
goto err_delete_cec_adap;
#endif
--
git-series 0.9.1
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