msm: clock: Convert clock fmax and vdd class levels from arrays to pointers

Not all clocks can capture their fmax data with an array size of 4. So,
change the fmax entry from an array to a pointer and add a num_fmax field.
This allows each clock to specify fmax data of different length. Also, this
makes fixing up of fmax entries based on SoC id and version a lot easier.

Obviously, if a clock can have more than 4 fmax levels, the vdd class would
also need more than 4 levels. So, update the vdd class code in a similar
fashion.

Conflicts:

	arch/arm/mach-msm/clock-9625.c

Change-Id: I12568dd8fa7c0f8dcfeff68d8ca8de8810445cc7
Signed-off-by: Saravana Kannan <skannan@codeaurora.org>
Signed-off-by: Neha Pandey <nehap@codeaurora.org>
diff --git a/arch/arm/mach-msm/clock-8960.c b/arch/arm/mach-msm/clock-8960.c
index 0decbd2..e6b448d 100644
--- a/arch/arm/mach-msm/clock-8960.c
+++ b/arch/arm/mach-msm/clock-8960.c
@@ -376,7 +376,8 @@
 	VDD_DIG_NONE,
 	VDD_DIG_LOW,
 	VDD_DIG_NOMINAL,
-	VDD_DIG_HIGH
+	VDD_DIG_HIGH,
+	VDD_DIG_NUM
 };
 
 static int set_vdd_dig_8960(struct clk_vdd_class *vdd_class, int level)
@@ -391,7 +392,7 @@
 				    vdd_uv[level], 1150000, 1);
 }
 
-static DEFINE_VDD_CLASS(vdd_dig, set_vdd_dig_8960);
+static DEFINE_VDD_CLASS(vdd_dig, set_vdd_dig_8960, VDD_DIG_NUM);
 
 static int rpm_vreg_dig_8930 = RPM_VREG_ID_PM8038_VDD_DIG_CORNER;
 static int set_vdd_dig_8930(struct clk_vdd_class *vdd_class, int level)
@@ -409,21 +410,31 @@
 }
 
 #define VDD_DIG_FMAX_MAP1(l1, f1) \
-	.vdd_class = &vdd_dig, \
-	.fmax[VDD_DIG_##l1] = (f1)
+	.vdd_class = &vdd_dig,			\
+	.fmax = (unsigned long[VDD_DIG_NUM]) {	\
+		[VDD_DIG_##l1] = (f1),		\
+	},					\
+	.num_fmax = VDD_DIG_NUM
 #define VDD_DIG_FMAX_MAP2(l1, f1, l2, f2) \
-	.vdd_class = &vdd_dig, \
-	.fmax[VDD_DIG_##l1] = (f1), \
-	.fmax[VDD_DIG_##l2] = (f2)
+	.vdd_class = &vdd_dig,			\
+	.fmax = (unsigned long[VDD_DIG_NUM]) {	\
+		[VDD_DIG_##l1] = (f1),		\
+		[VDD_DIG_##l2] = (f2),		\
+	},					\
+	.num_fmax = VDD_DIG_NUM
 #define VDD_DIG_FMAX_MAP3(l1, f1, l2, f2, l3, f3) \
-	.vdd_class = &vdd_dig, \
-	.fmax[VDD_DIG_##l1] = (f1), \
-	.fmax[VDD_DIG_##l2] = (f2), \
-	.fmax[VDD_DIG_##l3] = (f3)
+	.vdd_class = &vdd_dig,			\
+	.fmax = (unsigned long[VDD_DIG_NUM]) {	\
+		[VDD_DIG_##l1] = (f1),		\
+		[VDD_DIG_##l2] = (f2),		\
+		[VDD_DIG_##l3] = (f3),		\
+	},					\
+	.num_fmax = VDD_DIG_NUM
 
 enum vdd_sr2_hdmi_pll_levels {
 	VDD_SR2_HDMI_PLL_OFF,
-	VDD_SR2_HDMI_PLL_ON
+	VDD_SR2_HDMI_PLL_ON,
+	VDD_SR2_HDMI_PLL_NUM
 };
 
 static int set_vdd_sr2_hdmi_pll_8960(struct clk_vdd_class *vdd_class, int level)
@@ -455,7 +466,8 @@
 	return rc;
 }
 
-static DEFINE_VDD_CLASS(vdd_sr2_hdmi_pll, set_vdd_sr2_hdmi_pll_8960);
+static DEFINE_VDD_CLASS(vdd_sr2_hdmi_pll, set_vdd_sr2_hdmi_pll_8960,
+			VDD_SR2_HDMI_PLL_NUM);
 
 static int sr2_lreg_uv[] = {
 	[VDD_SR2_HDMI_PLL_OFF] = 0,
@@ -530,7 +542,10 @@
 		.rate = 1200000000,
 		.ops = &clk_ops_local_pll,
 		.vdd_class = &vdd_sr2_hdmi_pll,
-		.fmax[VDD_SR2_HDMI_PLL_ON] = ULONG_MAX,
+		.fmax = (unsigned long[VDD_SR2_HDMI_PLL_NUM]) {
+			[VDD_SR2_HDMI_PLL_ON] = ULONG_MAX
+		},
+		.num_fmax = VDD_SR2_HDMI_PLL_NUM,
 		CLK_INIT(pll3_clk.c),
 	},
 };
@@ -1534,7 +1549,7 @@
 static CLK_SDC(sdc4_clk, 4, 3,  33000000,  67000000);
 static CLK_SDC(sdc5_clk, 5, 2,  33000000,  67000000);
 
-static unsigned long fmax_sdc1_8064v2[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_sdc1_8064v2[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 100000000,
 	[VDD_DIG_NOMINAL] = 200000000,
 };
@@ -1935,7 +1950,7 @@
 	},
 };
 
-static unsigned long fmax_ce3_8064v2[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_ce3_8064v2[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     =  57000000,
 	[VDD_DIG_NOMINAL] = 120000000,
 };
@@ -3582,25 +3597,25 @@
 	F_END
 };
 
-static unsigned long fmax_gfx3d_8064ab[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_gfx3d_8064ab[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 128000000,
 	[VDD_DIG_NOMINAL] = 325000000,
 	[VDD_DIG_HIGH]    = 450000000
 };
 
-static unsigned long fmax_gfx3d_8064[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_gfx3d_8064[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 128000000,
 	[VDD_DIG_NOMINAL] = 325000000,
 	[VDD_DIG_HIGH]    = 400000000
 };
 
-static unsigned long fmax_gfx3d_8930[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_gfx3d_8930[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 192000000,
 	[VDD_DIG_NOMINAL] = 320000000,
 	[VDD_DIG_HIGH]    = 400000000
 };
 
-static unsigned long fmax_gfx3d_8930aa[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_gfx3d_8930aa[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 192000000,
 	[VDD_DIG_NOMINAL] = 320000000,
 	[VDD_DIG_HIGH]    = 450000000
@@ -3752,7 +3767,7 @@
 	F_END
 };
 
-static unsigned long fmax_ijpeg_8064[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_ijpeg_8064[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 128000000,
 	[VDD_DIG_NOMINAL] = 266667000,
 	[VDD_DIG_HIGH]    = 320000000
@@ -3879,7 +3894,7 @@
 	F_END
 };
 
-static unsigned long fmax_mdp_8064[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_mdp_8064[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 128000000,
 	[VDD_DIG_NOMINAL] = 266667000
 };
@@ -4074,7 +4089,10 @@
 	.dbg_name = "hdmi_pll_clk",
 	.ops = &clk_ops_hdmi_pll,
 	.vdd_class = &vdd_sr2_hdmi_pll,
-	.fmax[VDD_SR2_HDMI_PLL_ON] = ULONG_MAX,
+	.fmax = (unsigned long [VDD_SR2_HDMI_PLL_NUM]) {
+		[VDD_SR2_HDMI_PLL_ON] = ULONG_MAX,
+	},
+	.num_fmax = VDD_SR2_HDMI_PLL_NUM,
 	CLK_INIT(hdmi_pll_clk),
 };
 
@@ -4110,7 +4128,7 @@
 };
 #endif
 
-static unsigned long fmax_tv_src_8064[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_tv_src_8064[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     =  74250000,
 	[VDD_DIG_NOMINAL] = 149000000
 };
@@ -4351,7 +4369,7 @@
 	},
 };
 
-static unsigned long fmax_vcodec_8064v2[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_vcodec_8064v2[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 100000000,
 	[VDD_DIG_NOMINAL] = 200000000,
 	[VDD_DIG_HIGH]    = 266670000,
@@ -4433,7 +4451,7 @@
 	F_END
 };
 
-static unsigned long fmax_vfe_8064[MAX_VDD_LEVELS] __initdata = {
+static unsigned long fmax_vfe_8064[VDD_DIG_NUM] = {
 	[VDD_DIG_LOW]     = 128000000,
 	[VDD_DIG_NOMINAL] = 266667000,
 	[VDD_DIG_HIGH]    = 320000000
@@ -6589,37 +6607,25 @@
 	 */
 	if (cpu_is_apq8064()) {
 		gfx3d_clk.freq_tbl = clk_tbl_gfx3d_8064;
-
-		memcpy(gfx3d_clk.c.fmax, fmax_gfx3d_8064,
-		       sizeof(gfx3d_clk.c.fmax));
+		gfx3d_clk.c.fmax = fmax_gfx3d_8064;
 	}
 	if (cpu_is_apq8064ab()) {
 		gfx3d_clk.freq_tbl = clk_tbl_gfx3d_8064;
-
-		memcpy(gfx3d_clk.c.fmax, fmax_gfx3d_8064ab,
-		       sizeof(gfx3d_clk.c.fmax));
+		gfx3d_clk.c.fmax = fmax_gfx3d_8064ab;
 	}
 	if ((cpu_is_apq8064() &&
 		SOCINFO_VERSION_MAJOR(socinfo_get_version()) == 2) ||
 		cpu_is_apq8064ab()) {
 
-		memcpy(vcodec_clk.c.fmax, fmax_vcodec_8064v2,
-			sizeof(vcodec_clk.c.fmax));
-		memcpy(ce3_src_clk.c.fmax, fmax_ce3_8064v2,
-			sizeof(ce3_src_clk.c.fmax));
-		memcpy(sdc1_clk.c.fmax, fmax_sdc1_8064v2,
-			sizeof(sdc1_clk.c.fmax));
+		vcodec_clk.c.fmax = fmax_vcodec_8064v2;
+		ce3_src_clk.c.fmax = fmax_ce3_8064v2;
+		sdc1_clk.c.fmax = fmax_sdc1_8064v2;
 	}
 	if (cpu_is_apq8064() || cpu_is_apq8064ab()) {
-		memcpy(ijpeg_clk.c.fmax, fmax_ijpeg_8064,
-		       sizeof(ijpeg_clk.c.fmax));
-		memcpy(mdp_clk.c.fmax, fmax_mdp_8064,
-		       sizeof(ijpeg_clk.c.fmax));
-		memcpy(tv_src_clk.c.fmax, fmax_tv_src_8064,
-		       sizeof(tv_src_clk.c.fmax));
-		memcpy(vfe_clk.c.fmax, fmax_vfe_8064,
-		       sizeof(vfe_clk.c.fmax));
-
+		ijpeg_clk.c.fmax = fmax_ijpeg_8064;
+		mdp_clk.c.fmax = fmax_mdp_8064;
+		tv_src_clk.c.fmax = fmax_tv_src_8064;
+		vfe_clk.c.fmax = fmax_vfe_8064;
 		gmem_axi_clk.c.depends = &gfx3d_axi_clk.c;
 	}
 
@@ -6628,11 +6634,9 @@
 	 * clocks which differ between 8960 and 8930.
 	 */
 	if (cpu_is_msm8930() || cpu_is_msm8627()) {
-		memcpy(gfx3d_clk.c.fmax, fmax_gfx3d_8930,
-		       sizeof(gfx3d_clk.c.fmax));
+		gfx3d_clk.c.fmax = fmax_gfx3d_8930;
 	} else if (cpu_is_msm8930aa()) {
-		memcpy(gfx3d_clk.c.fmax, fmax_gfx3d_8930aa,
-		       sizeof(gfx3d_clk.c.fmax));
+		gfx3d_clk.c.fmax = fmax_gfx3d_8930aa;
 	}
 	if (cpu_is_msm8930() || cpu_is_msm8930aa() || cpu_is_msm8627()) {
 		gfx3d_clk.freq_tbl = clk_tbl_gfx3d_8930;