提交 5b48ca0f 编写于 作者: J Jani Nikula 提交者: Daniel Vetter

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

Const is good for you. No functional changes.
Signed-off-by: NJani Nikula <jani.nikula@intel.com>
Reviewed-By: NShobhit Kumar <shobhit.kumar@intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>
上级 36d21f4c
......@@ -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]);
......
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