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Commit 5b48ca0f authored by Jani Nikula's avatar Jani Nikula Committed by Daniel Vetter
Browse files

drm/i915/dsi: add some constness to vbt panel driver 



Const is good for you. No functional changes.

Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Reviewed-By: default avatarShobhit Kumar <shobhit.kumar@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 36d21f4c

drivers/gpu/drm/i915/intel_dsi_panel_vbt.c

+9 −8
Original line number Diff line number Diff line
@@ -99,7 +99,8 @@ static inline enum port intel_dsi_seq_port_to_port(u8 port) 
	return port ? PORT_C : PORT_A;

}



static u8 *mipi_exec_send_packet(struct intel_dsi *intel_dsi, u8 *data)

static const u8 *mipi_exec_send_packet(struct intel_dsi *intel_dsi,

				       const u8 *data)

{

	u8 type, byte, mode, vc, seq_port;

	u16 len;
@@ -165,9 +166,9 @@ static u8 *mipi_exec_send_packet(struct intel_dsi *intel_dsi, u8 *data) 
	return data;

}



static u8 *mipi_exec_delay(struct intel_dsi *intel_dsi, u8 *data)

static const u8 *mipi_exec_delay(struct intel_dsi *intel_dsi, const u8 *data)

{

	u32 delay = *((u32 *) data);

	u32 delay = *((const u32 *) data);



	usleep_range(delay, delay + 10);

	data += 4;
@@ -175,7 +176,7 @@ static u8 *mipi_exec_delay(struct intel_dsi *intel_dsi, u8 *data) 
	return data;

}



static u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, u8 *data)

static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)

{

	u8 gpio, action;

	u16 function, pad;
@@ -208,7 +209,8 @@ static u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, u8 *data) 
	return data;

}



typedef u8 * (*fn_mipi_elem_exec)(struct intel_dsi *intel_dsi, u8 *data);

typedef const u8 * (*fn_mipi_elem_exec)(struct intel_dsi *intel_dsi,

					const u8 *data);

static const fn_mipi_elem_exec exec_elem[] = {

	NULL, /* reserved */

	mipi_exec_send_packet,
@@ -232,13 +234,12 @@ static const char * const seq_name[] = { 
	"MIPI_SEQ_DEASSERT_RESET"

};



static void generic_exec_sequence(struct intel_dsi *intel_dsi, char *sequence)

static void generic_exec_sequence(struct intel_dsi *intel_dsi, const u8 *data)

{

	u8 *data = sequence;

	fn_mipi_elem_exec mipi_elem_exec;

	int index;



	if (!sequence)

	if (!data)

		return;



	DRM_DEBUG_DRIVER("Starting MIPI sequence - %s\n", seq_name[*data]);