drm/msm/hdmi: convert clock and regulator arrays to const arrays

As a preparation to the next patches convert 'static const char *'
arrays to 'static const char * const', as required by the checkpatch.pl

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Patchwork: https://patchwork.freedesktop.org/patch/651705/
Link: https://lore.kernel.org/r/20250505-fd-hdmi-hpd-v5-2-48541f76318c@oss.qualcomm.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>

Author: lumag

drivers/gpu/drm/msm/hdmi/hdmi.c

@@ -224,17 +224,17 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi,
 	.item ## _names = item ##_names_ ## entry, \
 	.item ## _cnt   = ARRAY_SIZE(item ## _names_ ## entry)
 
-static const char *hpd_reg_names_8960[] = {"core-vdda"};
-static const char *hpd_clk_names_8960[] = {"core", "master_iface", "slave_iface"};
+static const char * const hpd_reg_names_8960[] = {"core-vdda"};
+static const char * const hpd_clk_names_8960[] = {"core", "master_iface", "slave_iface"};
 
 static const struct hdmi_platform_config hdmi_tx_8960_config = {
 		HDMI_CFG(hpd_reg, 8960),
 		HDMI_CFG(hpd_clk, 8960),
 };
 
-static const char *pwr_reg_names_8x74[] = {"core-vdda", "core-vcc"};
-static const char *pwr_clk_names_8x74[] = {"extp", "alt_iface"};
-static const char *hpd_clk_names_8x74[] = {"iface", "core", "mdp_core"};
+static const char * const pwr_reg_names_8x74[] = {"core-vdda", "core-vcc"};
+static const char * const pwr_clk_names_8x74[] = {"extp", "alt_iface"};
+static const char * const hpd_clk_names_8x74[] = {"iface", "core", "mdp_core"};
 static unsigned long hpd_clk_freq_8x74[] = {0, 19200000, 0};
 
 static const struct hdmi_platform_config hdmi_tx_8974_config = {

drivers/gpu/drm/msm/hdmi/hdmi.h

@@ -84,20 +84,20 @@ struct hdmi {
 /* platform config data (ie. from DT, or pdata) */
 struct hdmi_platform_config {
 	/* regulators that need to be on for hpd: */
-	const char **hpd_reg_names;
+	const char * const *hpd_reg_names;
 	int hpd_reg_cnt;
 
 	/* regulators that need to be on for screen pwr: */
-	const char **pwr_reg_names;
+	const char * const *pwr_reg_names;
 	int pwr_reg_cnt;
 
 	/* clks that need to be on for hpd: */
-	const char **hpd_clk_names;
+	const char * const *hpd_clk_names;
 	const long unsigned *hpd_freq;
 	int hpd_clk_cnt;
 
 	/* clks that need to be on for screen pwr (ie pixel clk): */
-	const char **pwr_clk_names;
+	const char * const *pwr_clk_names;
 	int pwr_clk_cnt;
 };