drm/i915/mtl: Remove misleading "clock" field from C20 pll_state

The field link_bit_rate serves as the actual clock value for the C20
pll_state structure. Remove the misleading clock field. The subsequent
patch would rename the link_bit_rate as the clock field.

Cc: Clint Taylor <clinton.a.taylor@intel.com>
Cc: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com>
Reviewed-by: Mika Kahola <mika.kahola@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231207221025.2032207-3-radhakrishna.sripada@intel.com

drivers/gpu/drm/i915/display/intel_cx0_phy.c

@@ -746,7 +746,6 @@ static const struct intel_c10pll_state * const mtl_c10_edp_tables[] = {
 /* C20 basic DP 1.4 tables */
 static const struct intel_c20pll_state mtl_c20_dp_rbr = {
 	.link_bit_rate = 162000,
-	.clock = 162000,
 	.tx = {	0xbe88, /* tx cfg0 */
 		0x5800, /* tx cfg1 */
 		0x0000, /* tx cfg2 */
@@ -772,7 +771,6 @@ static const struct intel_c20pll_state mtl_c20_dp_rbr = {
 
 static const struct intel_c20pll_state mtl_c20_dp_hbr1 = {
 	.link_bit_rate = 270000,
-	.clock = 270000,
 	.tx = {	0xbe88, /* tx cfg0 */
 		0x4800, /* tx cfg1 */
 		0x0000, /* tx cfg2 */
@@ -798,7 +796,6 @@ static const struct intel_c20pll_state mtl_c20_dp_hbr1 = {
 
 static const struct intel_c20pll_state mtl_c20_dp_hbr2 = {
 	.link_bit_rate = 540000,
-	.clock = 540000,
 	.tx = {	0xbe88, /* tx cfg0 */
 		0x4800, /* tx cfg1 */
 		0x0000, /* tx cfg2 */
@@ -824,7 +821,6 @@ static const struct intel_c20pll_state mtl_c20_dp_hbr2 = {
 
 static const struct intel_c20pll_state mtl_c20_dp_hbr3 = {
 	.link_bit_rate = 810000,
-	.clock = 810000,
 	.tx = {	0xbe88, /* tx cfg0 */
 		0x4800, /* tx cfg1 */
 		0x0000, /* tx cfg2 */
@@ -851,7 +847,6 @@ static const struct intel_c20pll_state mtl_c20_dp_hbr3 = {
 /* C20 basic DP 2.0 tables */
 static const struct intel_c20pll_state mtl_c20_dp_uhbr10 = {
 	.link_bit_rate = 1000000, /* 10 Gbps */
-	.clock = 312500,
 	.tx = {	0xbe21, /* tx cfg0 */
 		0x4800, /* tx cfg1 */
 		0x0000, /* tx cfg2 */
@@ -876,7 +871,6 @@ static const struct intel_c20pll_state mtl_c20_dp_uhbr10 = {
 
 static const struct intel_c20pll_state mtl_c20_dp_uhbr13_5 = {
 	.link_bit_rate = 1350000, /* 13.5 Gbps */
-	.clock = 421875,
 	.tx = {	0xbea0, /* tx cfg0 */
 		0x4800, /* tx cfg1 */
 		0x0000, /* tx cfg2 */
@@ -902,7 +896,6 @@ static const struct intel_c20pll_state mtl_c20_dp_uhbr13_5 = {
 
 static const struct intel_c20pll_state mtl_c20_dp_uhbr20 = {
 	.link_bit_rate = 2000000, /* 20 Gbps */
-	.clock = 625000,
 	.tx = {	0xbe20, /* tx cfg0 */
 		0x4800, /* tx cfg1 */
 		0x0000, /* tx cfg2 */
@@ -1522,7 +1515,6 @@ static const struct intel_c10pll_state * const mtl_c10_hdmi_tables[] = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_25_175 = {
 	.link_bit_rate = 25175,
-	.clock = 25175,
 	.tx = {  0xbe88, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1548,7 +1540,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_25_175 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_27_0 = {
 	.link_bit_rate = 27000,
-	.clock = 27000,
 	.tx = {  0xbe88, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1574,7 +1565,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_27_0 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_74_25 = {
 	.link_bit_rate = 74250,
-	.clock = 74250,
 	.tx = {  0xbe88, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1600,7 +1590,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_74_25 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_148_5 = {
 	.link_bit_rate = 148500,
-	.clock = 148500,
 	.tx = {  0xbe88, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1626,7 +1615,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_148_5 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_594 = {
 	.link_bit_rate = 594000,
-	.clock = 594000,
 	.tx = {  0xbe88, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1652,7 +1640,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_594 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_300 = {
 	.link_bit_rate = 3000000,
-	.clock = 166670,
 	.tx = {  0xbe98, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1678,7 +1665,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_300 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_600 = {
 	.link_bit_rate = 6000000,
-	.clock = 333330,
 	.tx = {  0xbe98, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1704,7 +1690,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_600 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_800 = {
 	.link_bit_rate = 8000000,
-	.clock = 444440,
 	.tx = {  0xbe98, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1730,7 +1715,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_800 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_1000 = {
 	.link_bit_rate = 10000000,
-	.clock = 555560,
 	.tx = {  0xbe98, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -1756,7 +1740,6 @@ static const struct intel_c20pll_state mtl_c20_hdmi_1000 = {
 
 static const struct intel_c20pll_state mtl_c20_hdmi_1200 = {
 	.link_bit_rate = 12000000,
-	.clock = 666670,
 	.tx = {  0xbe98, /* tx cfg0 */
 		  0x9800, /* tx cfg1 */
 		  0x0000, /* tx cfg2 */
@@ -2006,7 +1989,6 @@ static int intel_c20_compute_hdmi_tmds_pll(u64 pixel_clock, struct intel_c20pll_
 		mpllb_ana_freq_vco = MPLLB_ANA_FREQ_VCO_0;
 
 	pll_state->link_bit_rate	= pixel_clock;
-	pll_state->clock	= pixel_clock;
 	pll_state->tx[0]	= 0xbe88;
 	pll_state->tx[1]	= 0x9800;
 	pll_state->tx[2]	= 0x0000;

drivers/gpu/drm/i915/display/intel_display_types.h

@@ -1022,8 +1022,7 @@ struct intel_c10pll_state {
 };
 
 struct intel_c20pll_state {
-	u32 link_bit_rate;
-	u32 clock; /* in kHz */
+	u32 link_bit_rate; /* in kHz */
 	u16 tx[3];
 	u16 cmn[4];
 	union {