Commit 9fbfa320 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Sam Ravnborg

drm: bridge: dw-hdmi: Constify mode argument to internal functions

Several internal functions take a drm_display_mode argument to configure
the HDMI encoder or the HDMI PHY. They must not modify the mode, make
the pointer const to enforce that.
Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: default avatarNeil Armstrong <narmstrong@baylibre.com>
Signed-off-by: default avatarSam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200526011505.31884-18-laurent.pinchart+renesas@ideasonboard.com
parent 35a395f1
...@@ -1628,7 +1628,8 @@ static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi) ...@@ -1628,7 +1628,8 @@ static void hdmi_tx_hdcp_config(struct dw_hdmi *hdmi)
HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_MASK, HDMI_A_HDCPCFG1); HDMI_A_HDCPCFG1_ENCRYPTIONDISABLE_MASK, HDMI_A_HDCPCFG1);
} }
static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode) static void hdmi_config_AVI(struct dw_hdmi *hdmi,
const struct drm_display_mode *mode)
{ {
struct hdmi_avi_infoframe frame; struct hdmi_avi_infoframe frame;
u8 val; u8 val;
...@@ -1756,7 +1757,7 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode) ...@@ -1756,7 +1757,7 @@ static void hdmi_config_AVI(struct dw_hdmi *hdmi, struct drm_display_mode *mode)
} }
static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi, static void hdmi_config_vendor_specific_infoframe(struct dw_hdmi *hdmi,
struct drm_display_mode *mode) const struct drm_display_mode *mode)
{ {
struct hdmi_vendor_infoframe frame; struct hdmi_vendor_infoframe frame;
u8 buffer[10]; u8 buffer[10];
...@@ -2112,7 +2113,8 @@ static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi) ...@@ -2112,7 +2113,8 @@ static void hdmi_disable_overflow_interrupts(struct dw_hdmi *hdmi)
HDMI_IH_MUTE_FC_STAT2); HDMI_IH_MUTE_FC_STAT2);
} }
static int dw_hdmi_setup(struct dw_hdmi *hdmi, struct drm_display_mode *mode) static int dw_hdmi_setup(struct dw_hdmi *hdmi,
const struct drm_display_mode *mode)
{ {
int ret; int ret;
......
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